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-rw-r--r--connectivity/source/drivers/dbase/DCatalog.cxx57
-rw-r--r--connectivity/source/drivers/dbase/DColumns.cxx77
-rw-r--r--connectivity/source/drivers/dbase/DConnection.cxx112
-rw-r--r--connectivity/source/drivers/dbase/DDatabaseMetaData.cxx386
-rw-r--r--connectivity/source/drivers/dbase/DDriver.cxx118
-rw-r--r--connectivity/source/drivers/dbase/DIndex.cxx608
-rw-r--r--connectivity/source/drivers/dbase/DIndexColumns.cxx82
-rw-r--r--connectivity/source/drivers/dbase/DIndexIter.cxx282
-rw-r--r--connectivity/source/drivers/dbase/DIndexes.cxx116
-rw-r--r--connectivity/source/drivers/dbase/DPreparedStatement.cxx35
-rw-r--r--connectivity/source/drivers/dbase/DResultSet.cxx211
-rw-r--r--connectivity/source/drivers/dbase/DStatement.cxx35
-rw-r--r--connectivity/source/drivers/dbase/DTable.cxx2769
-rw-r--r--connectivity/source/drivers/dbase/DTables.cxx127
-rw-r--r--connectivity/source/drivers/dbase/dbase.component27
-rw-r--r--connectivity/source/drivers/dbase/dindexnode.cxx1046
16 files changed, 6088 insertions, 0 deletions
diff --git a/connectivity/source/drivers/dbase/DCatalog.cxx b/connectivity/source/drivers/dbase/DCatalog.cxx
new file mode 100644
index 000000000..a8aaf89c5
--- /dev/null
+++ b/connectivity/source/drivers/dbase/DCatalog.cxx
@@ -0,0 +1,57 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dbase/DCatalog.hxx>
+#include <dbase/DConnection.hxx>
+#include <dbase/DTables.hxx>
+#include <com/sun/star/sdbc/XRow.hpp>
+#include <com/sun/star/sdbc/XResultSet.hpp>
+
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::sdbcx;
+using namespace ::com::sun::star::sdbc;
+using namespace ::com::sun::star::container;
+
+using namespace connectivity::dbase;
+
+ODbaseCatalog::ODbaseCatalog(ODbaseConnection* _pCon)
+ : file::OFileCatalog(_pCon)
+{
+}
+
+void ODbaseCatalog::refreshTables()
+{
+ ::std::vector<OUString> aVector;
+ Sequence<OUString> aTypes;
+ Reference<XResultSet> xResult = m_xMetaData->getTables(Any(), "%", "%", aTypes);
+
+ if (xResult.is())
+ {
+ Reference<XRow> xRow(xResult, UNO_QUERY);
+ while (xResult->next())
+ aVector.push_back(xRow->getString(3));
+ }
+ if (m_pTables)
+ m_pTables->reFill(aVector);
+ else
+ m_pTables.reset(new ODbaseTables(m_xMetaData, *this, m_aMutex, aVector));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/connectivity/source/drivers/dbase/DColumns.cxx b/connectivity/source/drivers/dbase/DColumns.cxx
new file mode 100644
index 000000000..b997ec8d9
--- /dev/null
+++ b/connectivity/source/drivers/dbase/DColumns.cxx
@@ -0,0 +1,77 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dbase/DColumns.hxx>
+#include <dbase/DTable.hxx>
+#include <connectivity/sdbcx/VColumn.hxx>
+
+using namespace connectivity::dbase;
+using namespace connectivity;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::sdbcx;
+using namespace ::com::sun::star::sdbc;
+using namespace ::com::sun::star::container;
+
+sdbcx::ObjectType ODbaseColumns::createObject(const OUString& _rName)
+{
+ ODbaseTable* pTable = static_cast<ODbaseTable*>(m_pTable);
+
+ const ::rtl::Reference<OSQLColumns>& aCols = pTable->getTableColumns();
+ OSQLColumns::const_iterator aIter = find(aCols->begin(),aCols->end(),_rName,::comphelper::UStringMixEqual(isCaseSensitive()));
+
+ sdbcx::ObjectType xRet;
+ if(aIter != aCols->end())
+ xRet = sdbcx::ObjectType(*aIter,UNO_QUERY);
+ return xRet;
+}
+
+
+void ODbaseColumns::impl_refresh()
+{
+ m_pTable->refreshColumns();
+}
+
+Reference< XPropertySet > ODbaseColumns::createDescriptor()
+{
+ return new sdbcx::OColumn(isCaseSensitive());
+}
+
+
+// XAppend
+sdbcx::ObjectType ODbaseColumns::appendObject( const OUString& _rForName, const Reference< XPropertySet >& descriptor )
+{
+ if ( m_pTable->isNew() )
+ return cloneDescriptor( descriptor );
+
+ m_pTable->addColumn( descriptor );
+ return createObject( _rForName );
+}
+
+
+// XDrop
+void ODbaseColumns::dropObject(sal_Int32 _nPos, const OUString& /*_sElementName*/)
+{
+ if(!m_pTable->isNew())
+ m_pTable->dropColumn(_nPos);
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/connectivity/source/drivers/dbase/DConnection.cxx b/connectivity/source/drivers/dbase/DConnection.cxx
new file mode 100644
index 000000000..c9c7a93fa
--- /dev/null
+++ b/connectivity/source/drivers/dbase/DConnection.cxx
@@ -0,0 +1,112 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+#include <dbase/DConnection.hxx>
+#include <dbase/DDatabaseMetaData.hxx>
+#include <dbase/DCatalog.hxx>
+#include <dbase/DDriver.hxx>
+#include <dbase/DPreparedStatement.hxx>
+#include <dbase/DStatement.hxx>
+#include <connectivity/dbexception.hxx>
+
+using namespace connectivity::dbase;
+using namespace connectivity::file;
+
+typedef connectivity::file::OConnection OConnection_BASE;
+
+
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::sdbcx;
+using namespace ::com::sun::star::sdbc;
+using namespace ::com::sun::star::lang;
+
+ODbaseConnection::ODbaseConnection(ODriver* _pDriver) : OConnection(_pDriver)
+{
+ m_aFilenameExtension = "dbf";
+}
+
+ODbaseConnection::~ODbaseConnection()
+{
+}
+
+// XServiceInfo
+
+IMPLEMENT_SERVICE_INFO(ODbaseConnection, "com.sun.star.sdbc.drivers.dbase.Connection", "com.sun.star.sdbc.Connection")
+
+
+Reference< XDatabaseMetaData > SAL_CALL ODbaseConnection::getMetaData( )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ checkDisposed(OConnection_BASE::rBHelper.bDisposed);
+
+
+ Reference< XDatabaseMetaData > xMetaData = m_xMetaData;
+ if(!xMetaData.is())
+ {
+ xMetaData = new ODbaseDatabaseMetaData(this);
+ m_xMetaData = xMetaData;
+ }
+
+ return xMetaData;
+}
+
+css::uno::Reference< XTablesSupplier > ODbaseConnection::createCatalog()
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ Reference< XTablesSupplier > xTab = m_xCatalog;
+ if(!xTab.is())
+ {
+ xTab = new ODbaseCatalog(this);
+ m_xCatalog = xTab;
+ }
+ return xTab;
+}
+
+Reference< XStatement > SAL_CALL ODbaseConnection::createStatement( )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ checkDisposed(OConnection_BASE::rBHelper.bDisposed);
+
+
+ Reference< XStatement > xReturn = new ODbaseStatement(this);
+ m_aStatements.push_back(WeakReferenceHelper(xReturn));
+ return xReturn;
+}
+
+Reference< XPreparedStatement > SAL_CALL ODbaseConnection::prepareStatement( const OUString& sql )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ checkDisposed(OConnection_BASE::rBHelper.bDisposed);
+
+ rtl::Reference<ODbasePreparedStatement> pStmt = new ODbasePreparedStatement(this);
+ pStmt->construct(sql);
+ m_aStatements.push_back(WeakReferenceHelper(*pStmt));
+ return pStmt;
+}
+
+Reference< XPreparedStatement > SAL_CALL ODbaseConnection::prepareCall( const OUString& /*sql*/ )
+{
+ ::dbtools::throwFeatureNotImplementedSQLException( "XConnection::prepareCall", *this );
+ return nullptr;
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/connectivity/source/drivers/dbase/DDatabaseMetaData.cxx b/connectivity/source/drivers/dbase/DDatabaseMetaData.cxx
new file mode 100644
index 000000000..bdff15caf
--- /dev/null
+++ b/connectivity/source/drivers/dbase/DDatabaseMetaData.cxx
@@ -0,0 +1,386 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dbase/DDatabaseMetaData.hxx>
+#include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
+#include <com/sun/star/sdbc/ColumnSearch.hpp>
+#include <com/sun/star/sdbc/DataType.hpp>
+#include <com/sun/star/sdbc/ColumnValue.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/sdbcx/XColumnsSupplier.hpp>
+#include <com/sun/star/sdbcx/XIndexesSupplier.hpp>
+#include <FDatabaseMetaDataResultSet.hxx>
+#include <dbase/DIndex.hxx>
+#include <connectivity/FValue.hxx>
+#include <comphelper/processfactory.hxx>
+#include <comphelper/servicehelper.hxx>
+#include <comphelper/types.hxx>
+#include <ucbhelper/content.hxx>
+
+using namespace ::comphelper;
+using namespace connectivity::dbase;
+using namespace connectivity;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::sdbcx;
+using namespace ::com::sun::star::sdbc;
+using namespace ::com::sun::star::container;
+using namespace ::com::sun::star::ucb;
+using namespace ::com::sun::star::lang;
+
+ODbaseDatabaseMetaData::ODbaseDatabaseMetaData(::connectivity::file::OConnection* _pCon) :ODatabaseMetaData(_pCon)
+{
+}
+
+ODbaseDatabaseMetaData::~ODbaseDatabaseMetaData()
+{
+}
+
+Reference< XResultSet > ODbaseDatabaseMetaData::impl_getTypeInfo_throw( )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+
+ rtl::Reference<::connectivity::ODatabaseMetaDataResultSet> pResult = new ::connectivity::ODatabaseMetaDataResultSet(::connectivity::ODatabaseMetaDataResultSet::eTypeInfo);
+
+ static ODatabaseMetaDataResultSet::ORows aRows;
+ if(aRows.empty())
+ {
+ aRows.reserve(10);
+ ODatabaseMetaDataResultSet::ORow aRow
+ {
+ ODatabaseMetaDataResultSet::getEmptyValue(),
+ new ORowSetValueDecorator(OUString("VARCHAR")),
+ new ORowSetValueDecorator(DataType::VARCHAR),
+ new ORowSetValueDecorator(sal_Int32(254)),
+ ODatabaseMetaDataResultSet::getQuoteValue(),
+ ODatabaseMetaDataResultSet::getQuoteValue(),
+ new ORowSetValueDecorator(OUString("length")),
+ new ORowSetValueDecorator(sal_Int32(ColumnValue::NULLABLE)),
+ ODatabaseMetaDataResultSet::get1Value(),
+ new ORowSetValueDecorator(sal_Int32(ColumnSearch::FULL)),
+ ODatabaseMetaDataResultSet::get1Value(),
+ ODatabaseMetaDataResultSet::get0Value(),
+ ODatabaseMetaDataResultSet::get0Value(),
+ new ORowSetValueDecorator(OUString("C")),
+ ODatabaseMetaDataResultSet::get0Value(),
+ ODatabaseMetaDataResultSet::get0Value(),
+ ODatabaseMetaDataResultSet::getEmptyValue(),
+ ODatabaseMetaDataResultSet::getEmptyValue(),
+ new ORowSetValueDecorator(sal_Int32(10))
+ };
+
+ aRows.push_back(aRow);
+
+ aRow[1] = new ORowSetValueDecorator(OUString("LONGVARCHAR"));
+ aRow[2] = new ORowSetValueDecorator(DataType::LONGVARCHAR);
+ aRow[3] = new ORowSetValueDecorator(sal_Int32(2147483647));
+ aRow[6] = new ORowSetValueDecorator();
+ aRow[13] = new ORowSetValueDecorator(OUString("M"));
+ aRows.push_back(aRow);
+
+ aRow[1] = new ORowSetValueDecorator(OUString("DATE"));
+ aRow[2] = new ORowSetValueDecorator(DataType::DATE);
+ aRow[3] = new ORowSetValueDecorator(sal_Int32(10));
+ aRow[13] = new ORowSetValueDecorator(OUString("D"));
+ aRows.push_back(aRow);
+
+ aRow[1] = new ORowSetValueDecorator(OUString("BOOLEAN"));
+ aRow[2] = new ORowSetValueDecorator(DataType::BIT);
+ aRow[3] = ODatabaseMetaDataResultSet::get1Value();
+ aRow[4] = ODatabaseMetaDataResultSet::getEmptyValue();
+ aRow[5] = ODatabaseMetaDataResultSet::getEmptyValue();
+ aRow[6] = new ORowSetValueDecorator(OUString());
+ aRow[9] = ODatabaseMetaDataResultSet::getBasicValue();
+ aRow[13] = new ORowSetValueDecorator(OUString("L"));
+ aRows.push_back(aRow);
+
+ aRow[1] = new ORowSetValueDecorator(OUString("DOUBLE"));
+ aRow[2] = new ORowSetValueDecorator(DataType::DOUBLE);
+ aRow[3] = new ORowSetValueDecorator(sal_Int32(8));
+ aRow[13] = new ORowSetValueDecorator(OUString("B"));
+ aRows.push_back(aRow);
+
+ aRow[11] = new ORowSetValueDecorator(true);
+ aRow[13] = new ORowSetValueDecorator(OUString("Y"));
+ aRows.push_back(aRow);
+
+ aRow[1] = new ORowSetValueDecorator(OUString("TIMESTAMP"));
+ aRow[2] = new ORowSetValueDecorator(DataType::TIMESTAMP);
+ aRow[11] = new ORowSetValueDecorator(false);
+ aRow[13] = new ORowSetValueDecorator(OUString("T"));
+ aRows.push_back(aRow);
+
+ aRow[1] = new ORowSetValueDecorator(OUString("INTEGER"));
+ aRow[2] = new ORowSetValueDecorator(DataType::INTEGER);
+ aRow[3] = new ORowSetValueDecorator(sal_Int32(10));
+ aRow[13] = new ORowSetValueDecorator(OUString("I"));
+ aRows.push_back(aRow);
+
+ aRow[1] = new ORowSetValueDecorator(OUString("DECIMAL"));
+ aRow[2] = new ORowSetValueDecorator(DataType::DECIMAL);
+ aRow[3] = new ORowSetValueDecorator(sal_Int32(20));
+ aRow[6] = new ORowSetValueDecorator(OUString("length,scale"));
+ aRow[13] = new ORowSetValueDecorator(OUString("F"));
+ aRows.push_back(aRow);
+
+ aRow[1] = new ORowSetValueDecorator(OUString("NUMERIC"));
+ aRow[2] = new ORowSetValueDecorator(DataType::DECIMAL);
+ aRow[3] = new ORowSetValueDecorator(sal_Int32(16));
+ aRow[13] = new ORowSetValueDecorator(OUString("N"));
+ aRow[15] = new ORowSetValueDecorator(sal_Int32(16));
+ aRows.push_back(aRow);
+ }
+
+ pResult->setRows(std::move(aRows));
+ return pResult;
+}
+
+Reference< XResultSet > SAL_CALL ODbaseDatabaseMetaData::getColumns(
+ const Any& /*catalog*/, const OUString& /*schemaPattern*/, const OUString& tableNamePattern,
+ const OUString& columnNamePattern )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+
+ Reference< XTablesSupplier > xTables = m_pConnection->createCatalog();
+ if(!xTables.is())
+ throw SQLException();
+
+ Reference< XNameAccess> xNames = xTables->getTables();
+ if(!xNames.is())
+ throw SQLException();
+
+ ODatabaseMetaDataResultSet::ORows aRows;
+ ODatabaseMetaDataResultSet::ORow aRow(19);
+
+ try
+ {
+ aRow[10] = new ORowSetValueDecorator(sal_Int32(10));
+ Sequence< OUString> aTabNames(xNames->getElementNames());
+ const OUString* pTabBegin = aTabNames.getConstArray();
+ const OUString* pTabEnd = pTabBegin + aTabNames.getLength();
+ for(;pTabBegin != pTabEnd;++pTabBegin)
+ {
+ if(match(tableNamePattern,*pTabBegin,'\0'))
+ {
+ Reference< XColumnsSupplier> xTable(
+ xNames->getByName(*pTabBegin), css::uno::UNO_QUERY);
+ OSL_ENSURE(xTable.is(),"Table not found! Normally an exception had to be thrown here!");
+ aRow[3] = new ORowSetValueDecorator(*pTabBegin);
+
+ Reference< XNameAccess> xColumns = xTable->getColumns();
+ if(!xColumns.is())
+ throw SQLException();
+
+ Sequence< OUString> aColNames(xColumns->getElementNames());
+
+ const OUString* pBegin = aColNames.getConstArray();
+ const OUString* pEnd = pBegin + aColNames.getLength();
+ Reference< XPropertySet> xColumn;
+ for(sal_Int32 i=1;pBegin != pEnd;++pBegin,++i)
+ {
+ if(match(columnNamePattern,*pBegin,'\0'))
+ {
+ aRow[4] = new ORowSetValueDecorator(*pBegin);
+
+ xColumn.set(
+ xColumns->getByName(*pBegin), css::uno::UNO_QUERY);
+ OSL_ENSURE(xColumn.is(),"Columns contains a column who isn't a fastpropertyset!");
+ aRow[5] = new ORowSetValueDecorator(getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE))));
+ aRow[6] = new ORowSetValueDecorator(getString(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPENAME))));
+ aRow[7] = new ORowSetValueDecorator(getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_PRECISION))));
+ aRow[9] = new ORowSetValueDecorator(getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_SCALE))));
+ aRow[11] = new ORowSetValueDecorator(getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISNULLABLE))));
+ aRow[13] = new ORowSetValueDecorator(getString(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_DEFAULTVALUE))));
+ switch(aRow[5]->getValue().getInt32())
+ {
+ case DataType::CHAR:
+ case DataType::VARCHAR:
+ aRow[16] = new ORowSetValueDecorator(sal_Int32(254));
+ break;
+ case DataType::LONGVARCHAR:
+ aRow[16] = new ORowSetValueDecorator(sal_Int32(65535));
+ break;
+ default:
+ aRow[16] = new ORowSetValueDecorator(sal_Int32(0));
+ }
+ aRow[17] = new ORowSetValueDecorator(i);
+ switch(aRow[11]->getValue().getInt32())
+ {
+ case ColumnValue::NO_NULLS:
+ aRow[18] = new ORowSetValueDecorator(OUString("NO"));
+ break;
+ case ColumnValue::NULLABLE:
+ aRow[18] = new ORowSetValueDecorator(OUString("YES"));
+ break;
+ default:
+ aRow[18] = new ORowSetValueDecorator(OUString());
+ }
+ aRows.push_back(aRow);
+ }
+ }
+ }
+ }
+ }
+ catch (const WrappedTargetException& e)
+ {
+ SQLException aSql;
+ if (e.TargetException >>= aSql)
+ throw aSql;
+ throw WrappedTargetRuntimeException(e.Message, e.Context, e.TargetException);
+ }
+ rtl::Reference<::connectivity::ODatabaseMetaDataResultSet> pResult = new ::connectivity::ODatabaseMetaDataResultSet(::connectivity::ODatabaseMetaDataResultSet::eColumns);
+ pResult->setRows(std::move(aRows));
+
+ return pResult;
+}
+
+Reference< XResultSet > SAL_CALL ODbaseDatabaseMetaData::getIndexInfo(
+ const Any& /*catalog*/, const OUString& /*schema*/, const OUString& table,
+ sal_Bool unique, sal_Bool /*approximate*/ )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+
+ Reference< XTablesSupplier > xTables = m_pConnection->createCatalog();
+ if(!xTables.is())
+ throw SQLException();
+
+ Reference< XNameAccess> xNames = xTables->getTables();
+ if(!xNames.is())
+ throw SQLException();
+
+ ODatabaseMetaDataResultSet::ORows aRows;
+ ODatabaseMetaDataResultSet::ORow aRow(14);
+
+ aRow[5] = new ORowSetValueDecorator(OUString());
+ aRow[10] = new ORowSetValueDecorator(OUString("A"));
+
+ Reference< XIndexesSupplier> xTable(
+ xNames->getByName(table), css::uno::UNO_QUERY);
+ aRow[3] = new ORowSetValueDecorator(table);
+ aRow[7] = new ORowSetValueDecorator(sal_Int32(3));
+
+ Reference< XNameAccess> xIndexes = xTable->getIndexes();
+ if(!xIndexes.is())
+ throw SQLException();
+
+ Sequence< OUString> aIdxNames(xIndexes->getElementNames());
+
+ const OUString* pBegin = aIdxNames.getConstArray();
+ const OUString* pEnd = pBegin + aIdxNames.getLength();
+ Reference< XPropertySet> xIndex;
+ for(;pBegin != pEnd;++pBegin)
+ {
+ xIndex.set(xIndexes->getByName(*pBegin), css::uno::UNO_QUERY);
+ OSL_ENSURE(xIndex.is(),"Indexes contains a column who isn't a fastpropertyset!");
+
+ if(unique && !getBOOL(xIndex->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISUNIQUE))))
+ continue;
+ aRow[4] = new ORowSetValueDecorator(getBOOL(xIndex->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISUNIQUE))));
+ aRow[6] = new ORowSetValueDecorator(*pBegin);
+
+ auto pIndex = comphelper::getFromUnoTunnel<ODbaseIndex>(xIndex);
+ if(pIndex)
+ {
+ aRow[11] = new ORowSetValueDecorator(static_cast<sal_Int32>(pIndex->getHeader().db_maxkeys));
+ aRow[12] = new ORowSetValueDecorator(static_cast<sal_Int32>(pIndex->getHeader().db_pagecount));
+ }
+
+ Reference<XColumnsSupplier> xColumnsSup(xIndex,UNO_QUERY);
+ Reference< XNameAccess> xColumns = xColumnsSup->getColumns();
+ Sequence< OUString> aColNames(xColumns->getElementNames());
+
+ const OUString* pColBegin = aColNames.getConstArray();
+ const OUString* pColEnd = pColBegin + aColNames.getLength();
+ for(sal_Int32 j=1;pColBegin != pColEnd;++pColBegin,++j)
+ {
+ aRow[8] = new ORowSetValueDecorator(j);
+ aRow[9] = new ORowSetValueDecorator(*pColBegin);
+ aRows.push_back(aRow);
+ }
+ }
+
+ rtl::Reference<::connectivity::ODatabaseMetaDataResultSet> pResult = new ::connectivity::ODatabaseMetaDataResultSet(::connectivity::ODatabaseMetaDataResultSet::eIndexInfo);
+ pResult->setRows(std::move(aRows));
+ return pResult;
+}
+
+OUString SAL_CALL ODbaseDatabaseMetaData::getURL( )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ return "sdbc:dbase:" + m_pConnection->getURL();
+}
+
+sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxBinaryLiteralLength( )
+{
+ return SAL_MAX_INT32;
+}
+
+sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxCharLiteralLength( )
+{
+ return 254;
+}
+
+sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxColumnNameLength( )
+{
+ return 10;
+}
+
+sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxColumnsInIndex( )
+{
+ return 1;
+}
+
+sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxColumnsInTable( )
+{
+ return 128;
+}
+
+sal_Bool SAL_CALL ODbaseDatabaseMetaData::supportsAlterTableWithAddColumn( )
+{
+ return true;
+}
+
+sal_Bool SAL_CALL ODbaseDatabaseMetaData::supportsAlterTableWithDropColumn( )
+{
+ return false;
+}
+
+sal_Bool SAL_CALL ODbaseDatabaseMetaData::isReadOnly( )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+
+ bool bReadOnly = false;
+ ::ucbhelper::Content aFile(m_pConnection->getContent(),Reference< XCommandEnvironment >(), comphelper::getProcessComponentContext());
+ aFile.getPropertyValue("IsReadOnly") >>= bReadOnly;
+
+ return bReadOnly;
+}
+
+bool ODbaseDatabaseMetaData::impl_storesMixedCaseQuotedIdentifiers_throw( )
+{
+ return true;
+}
+
+bool ODbaseDatabaseMetaData::impl_supportsMixedCaseQuotedIdentifiers_throw( )
+{
+ return true;
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/connectivity/source/drivers/dbase/DDriver.cxx b/connectivity/source/drivers/dbase/DDriver.cxx
new file mode 100644
index 000000000..8eae0013c
--- /dev/null
+++ b/connectivity/source/drivers/dbase/DDriver.cxx
@@ -0,0 +1,118 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dbase/DDriver.hxx>
+#include <dbase/DConnection.hxx>
+#include <com/sun/star/lang/DisposedException.hpp>
+#include <connectivity/dbexception.hxx>
+#include <strings.hrc>
+
+using namespace connectivity::dbase;
+using namespace connectivity::file;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::sdbcx;
+using namespace ::com::sun::star::sdbc;
+using namespace ::com::sun::star::lang;
+
+
+// XServiceInfo
+
+OUString SAL_CALL ODriver::getImplementationName( )
+{
+ return "com.sun.star.comp.sdbc.dbase.ODriver";
+}
+
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
+connectivity_dbase_ODriver(
+ css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const&)
+{
+ rtl::Reference<ODriver> ret;
+ try {
+ ret = new ODriver(context);
+ } catch (...) {
+ }
+ if (ret)
+ ret->acquire();
+ return static_cast<cppu::OWeakObject*>(ret.get());
+}
+
+
+Reference< XConnection > SAL_CALL ODriver::connect( const OUString& url, const Sequence< PropertyValue >& info )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ if (ODriver_BASE::rBHelper.bDisposed)
+ throw DisposedException();
+
+ if ( ! acceptsURL(url) )
+ return nullptr;
+
+ rtl::Reference<ODbaseConnection> pCon = new ODbaseConnection(this);
+ pCon->construct(url,info);
+ m_xConnections.push_back(WeakReferenceHelper(*pCon));
+
+ return pCon;
+}
+
+sal_Bool SAL_CALL ODriver::acceptsURL( const OUString& url )
+{
+ return url.startsWith("sdbc:dbase:");
+}
+
+Sequence< DriverPropertyInfo > SAL_CALL ODriver::getPropertyInfo( const OUString& url, const Sequence< PropertyValue >& /*info*/ )
+{
+ if ( acceptsURL(url) )
+ {
+ Sequence< OUString > aBoolean { "0", "1" };
+
+ return
+ {
+ {
+ "CharSet"
+ ,"CharSet of the database."
+ ,false
+ ,OUString()
+ ,Sequence< OUString >()
+ },
+ {
+ "ShowDeleted"
+ ,"Display inactive records."
+ ,false
+ ,"0"
+ ,aBoolean
+ },
+ {
+ "EnableSQL92Check"
+ ,"Use SQL92 naming constraints."
+ ,false
+ ,"0"
+ ,aBoolean
+ }
+ };
+ }
+
+ SharedResources aResources;
+ const OUString sMessage = aResources.getResourceString(STR_URI_SYNTAX_ERROR);
+ ::dbtools::throwGenericSQLException(sMessage ,*this);
+ return Sequence< DriverPropertyInfo >();
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/connectivity/source/drivers/dbase/DIndex.cxx b/connectivity/source/drivers/dbase/DIndex.cxx
new file mode 100644
index 000000000..4ac8b1a41
--- /dev/null
+++ b/connectivity/source/drivers/dbase/DIndex.cxx
@@ -0,0 +1,608 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dbase/DIndex.hxx>
+#include <dbase/DIndexColumns.hxx>
+#include <dbase/DTable.hxx>
+#include <dbase/DIndexIter.hxx>
+#include <osl/file.hxx>
+#include <sal/log.hxx>
+#include <tools/config.hxx>
+#include <connectivity/CommonTools.hxx>
+#include <com/sun/star/sdbc/XResultSet.hpp>
+#include <com/sun/star/sdbc/XRow.hpp>
+#include <unotools/ucbhelper.hxx>
+#include <comphelper/servicehelper.hxx>
+#include <comphelper/types.hxx>
+#include <connectivity/dbexception.hxx>
+#include <dbase/DResultSet.hxx>
+#include <strings.hrc>
+#include <unotools/sharedunocomponent.hxx>
+
+using namespace ::comphelper;
+
+using namespace connectivity;
+using namespace utl;
+using namespace ::cppu;
+using namespace connectivity::file;
+using namespace connectivity::sdbcx;
+using namespace connectivity::dbase;
+using namespace com::sun::star::sdbc;
+using namespace com::sun::star::sdbcx;
+using namespace com::sun::star::uno;
+using namespace com::sun::star::beans;
+using namespace com::sun::star::lang;
+
+IMPLEMENT_SERVICE_INFO(ODbaseIndex,"com.sun.star.sdbcx.driver.dbase.Index","com.sun.star.sdbcx.Index");
+
+ODbaseIndex::ODbaseIndex(ODbaseTable* _pTable)
+ : OIndex(true/*_pTable->getConnection()->getMetaData()->supportsMixedCaseQuotedIdentifiers()*/)
+ , m_nCurNode(NODE_NOTFOUND)
+ , m_nPageCount(0)
+ , m_nRootPage(0)
+ , m_pTable(_pTable)
+ , m_bUseCollector(false)
+{
+ construct();
+}
+
+ODbaseIndex::ODbaseIndex( ODbaseTable* _pTable,
+ const NDXHeader& _rHeader,
+ const OUString& _rName)
+ : OIndex(_rName, OUString(), _rHeader.db_unique, false, false, true)
+ , m_aHeader(_rHeader)
+ , m_nCurNode(NODE_NOTFOUND)
+ , m_nPageCount(0)
+ , m_nRootPage(0)
+ , m_pTable(_pTable)
+ , m_bUseCollector(false)
+{
+ construct();
+}
+
+ODbaseIndex::~ODbaseIndex()
+{
+ closeImpl();
+}
+
+void ODbaseIndex::refreshColumns()
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+
+ ::std::vector< OUString> aVector;
+ if(!isNew())
+ {
+ OSL_ENSURE(m_pFileStream,"FileStream is not opened!");
+ OSL_ENSURE(m_aHeader.db_name[0] != '\0',"Invalid name for the column!");
+ aVector.push_back(OUString::createFromAscii(m_aHeader.db_name));
+ }
+
+ if(m_pColumns)
+ m_pColumns->reFill(aVector);
+ else
+ m_pColumns.reset(new ODbaseIndexColumns(this,m_aMutex,aVector));
+}
+
+const Sequence< sal_Int8 > & ODbaseIndex::getUnoTunnelId()
+{
+ static const comphelper::UnoIdInit implId;
+ return implId.getSeq();
+}
+
+// XUnoTunnel
+
+sal_Int64 ODbaseIndex::getSomething( const Sequence< sal_Int8 > & rId )
+{
+ return comphelper::getSomethingImpl(rId, this,
+ comphelper::FallbackToGetSomethingOf<ODbaseIndex_BASE>{});
+}
+
+ONDXPagePtr const & ODbaseIndex::getRoot()
+{
+ openIndexFile();
+ if (!m_aRoot.Is())
+ {
+ m_nRootPage = m_aHeader.db_rootpage;
+ m_nPageCount = m_aHeader.db_pagecount;
+ m_aRoot = CreatePage(m_nRootPage,nullptr,true);
+ }
+ return m_aRoot;
+}
+
+void ODbaseIndex::openIndexFile()
+{
+ if(m_pFileStream)
+ return;
+
+ OUString sFile = getCompletePath();
+ if(UCBContentHelper::Exists(sFile))
+ {
+ m_pFileStream = OFileTable::createStream_simpleError(sFile, StreamMode::READWRITE | StreamMode::NOCREATE | StreamMode::SHARE_DENYWRITE);
+ if (!m_pFileStream)
+ m_pFileStream = OFileTable::createStream_simpleError(sFile, StreamMode::READ | StreamMode::NOCREATE | StreamMode::SHARE_DENYNONE);
+ if(m_pFileStream)
+ {
+ m_pFileStream->SetEndian(SvStreamEndian::LITTLE);
+ m_pFileStream->SetBufferSize(DINDEX_PAGE_SIZE);
+ (*m_pFileStream) >> *this;
+ }
+ }
+ if(!m_pFileStream)
+ {
+ const OUString sError( m_pTable->getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_COULD_NOT_LOAD_FILE,
+ "$filename$", sFile
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this );
+ }
+}
+
+std::unique_ptr<OIndexIterator> ODbaseIndex::createIterator()
+{
+ openIndexFile();
+ return std::make_unique<OIndexIterator>(this);
+}
+
+bool ODbaseIndex::ConvertToKey(ONDXKey* rKey, sal_uInt32 nRec, const ORowSetValue& rValue)
+{
+ OSL_ENSURE(m_pFileStream,"FileStream is not opened!");
+ // Search a specific value in Index
+ // If the Index is unique, the key doesn't matter
+ try
+ {
+ if (m_aHeader.db_keytype == 0)
+ {
+ *rKey = ONDXKey(rValue.getString(), nRec );
+ }
+ else
+ {
+ if (rValue.isNull())
+ *rKey = ONDXKey(rValue.getDouble(), DataType::DOUBLE, nRec );
+ else
+ *rKey = ONDXKey(rValue.getDouble(), nRec );
+ }
+ }
+ catch (Exception&)
+ {
+ OSL_ASSERT(false);
+ return false;
+ }
+ return true;
+}
+
+
+bool ODbaseIndex::Find(sal_uInt32 nRec, const ORowSetValue& rValue)
+{
+ openIndexFile();
+ OSL_ENSURE(m_pFileStream,"FileStream is not opened!");
+ // Search a specific value in Index
+ // If the Index is unique, the key doesn't matter
+ ONDXKey aKey;
+ return ConvertToKey(&aKey, nRec, rValue) && getRoot()->Find(aKey);
+}
+
+
+bool ODbaseIndex::Insert(sal_uInt32 nRec, const ORowSetValue& rValue)
+{
+ openIndexFile();
+ OSL_ENSURE(m_pFileStream,"FileStream is not opened!");
+ ONDXKey aKey;
+
+ // Does the value already exist
+ // Use Find() always to determine the actual leaf
+ if (!ConvertToKey(&aKey, nRec, rValue) || (getRoot()->Find(aKey) && isUnique()))
+ return false;
+
+ ONDXNode aNewNode(aKey);
+
+ // insert in the current leaf
+ if (!m_aCurLeaf.Is())
+ return false;
+
+ bool bResult = m_aCurLeaf->Insert(aNewNode);
+ Release(bResult);
+
+ return bResult;
+}
+
+
+bool ODbaseIndex::Update(sal_uInt32 nRec, const ORowSetValue& rOldValue,
+ const ORowSetValue& rNewValue)
+{
+ openIndexFile();
+ OSL_ENSURE(m_pFileStream,"FileStream is not opened!");
+ ONDXKey aKey;
+ if (!ConvertToKey(&aKey, nRec, rNewValue) || (isUnique() && getRoot()->Find(aKey)))
+ return false;
+ else
+ return Delete(nRec, rOldValue) && Insert(nRec,rNewValue);
+}
+
+
+bool ODbaseIndex::Delete(sal_uInt32 nRec, const ORowSetValue& rValue)
+{
+ openIndexFile();
+ OSL_ENSURE(m_pFileStream,"FileStream is not opened!");
+ // Does the value already exist
+ // Always use Find() to determine the actual leaf
+ ONDXKey aKey;
+ if (!ConvertToKey(&aKey, nRec, rValue) || !getRoot()->Find(aKey))
+ return false;
+
+ // insert in the current leaf
+ if (!m_aCurLeaf.Is())
+ return false;
+#if OSL_DEBUG_LEVEL > 1
+ m_aRoot->PrintPage();
+#endif
+
+ m_aCurLeaf->Delete(m_nCurNode);
+ return true;
+}
+
+void ODbaseIndex::Collect(ONDXPage* pPage)
+{
+ if (pPage)
+ m_aCollector.push_back(pPage);
+}
+
+void ODbaseIndex::Release(bool bSave)
+{
+ // Release the Index-resources
+ m_bUseCollector = false;
+
+ if (m_aCurLeaf.Is())
+ {
+ m_aCurLeaf->Release(bSave);
+ m_aCurLeaf.Clear();
+ }
+
+ // Release the root
+ if (m_aRoot.Is())
+ {
+ m_aRoot->Release(bSave);
+ m_aRoot.Clear();
+ }
+ // Release all references, before the FileStream will be closed
+ for (auto& i : m_aCollector)
+ i->QueryDelete();
+
+ m_aCollector.clear();
+
+ // Header modified?
+ if (bSave && (m_aHeader.db_rootpage != m_nRootPage ||
+ m_aHeader.db_pagecount != m_nPageCount))
+ {
+ m_aHeader.db_rootpage = m_nRootPage;
+ m_aHeader.db_pagecount = m_nPageCount;
+ WriteODbaseIndex( *m_pFileStream, *this );
+ }
+ m_nRootPage = m_nPageCount = 0;
+ m_nCurNode = NODE_NOTFOUND;
+
+ closeImpl();
+}
+
+void ODbaseIndex::closeImpl()
+{
+ m_pFileStream.reset();
+}
+
+ONDXPage* ODbaseIndex::CreatePage(sal_uInt32 nPagePos, ONDXPage* pParent, bool bLoad)
+{
+ OSL_ENSURE(m_pFileStream,"FileStream is not opened!");
+
+ ONDXPage* pPage;
+ if ( !m_aCollector.empty() )
+ {
+ pPage = *(m_aCollector.rbegin());
+ m_aCollector.pop_back();
+ pPage->SetPagePos(nPagePos);
+ pPage->SetParent(pParent);
+ }
+ else
+ pPage = new ONDXPage(*this, nPagePos, pParent);
+
+ if (bLoad)
+ (*m_pFileStream) >> *pPage;
+
+ return pPage;
+}
+
+void connectivity::dbase::ReadHeader(
+ SvStream & rStream, ODbaseIndex::NDXHeader & rHeader)
+{
+#if !defined(NDEBUG)
+ sal_uInt64 const nOldPos(rStream.Tell());
+#endif
+ rStream.ReadUInt32(rHeader.db_rootpage);
+ rStream.ReadUInt32(rHeader.db_pagecount);
+ rStream.ReadBytes(&rHeader.db_free, 4);
+ rStream.ReadUInt16(rHeader.db_keylen);
+ rStream.ReadUInt16(rHeader.db_maxkeys);
+ rStream.ReadUInt16(rHeader.db_keytype);
+ rStream.ReadUInt16(rHeader.db_keyrec);
+ rStream.ReadBytes(&rHeader.db_free1, 3);
+ rStream.ReadUChar(rHeader.db_unique);
+ rStream.ReadBytes(&rHeader.db_name, 488);
+ assert(rStream.GetError() || rStream.Tell() == nOldPos + DINDEX_PAGE_SIZE);
+}
+
+SvStream& connectivity::dbase::operator >> (SvStream &rStream, ODbaseIndex& rIndex)
+{
+ rStream.Seek(0);
+ ReadHeader(rStream, rIndex.m_aHeader);
+
+ rIndex.m_nRootPage = rIndex.m_aHeader.db_rootpage;
+ rIndex.m_nPageCount = rIndex.m_aHeader.db_pagecount;
+ return rStream;
+}
+
+SvStream& connectivity::dbase::WriteODbaseIndex(SvStream &rStream, const ODbaseIndex& rIndex)
+{
+ rStream.Seek(0);
+ rStream.WriteUInt32(rIndex.m_aHeader.db_rootpage);
+ rStream.WriteUInt32(rIndex.m_aHeader.db_pagecount);
+ rStream.WriteBytes(&rIndex.m_aHeader.db_free, 4);
+ rStream.WriteUInt16(rIndex.m_aHeader.db_keylen);
+ rStream.WriteUInt16(rIndex.m_aHeader.db_maxkeys);
+ rStream.WriteUInt16(rIndex.m_aHeader.db_keytype);
+ rStream.WriteUInt16(rIndex.m_aHeader.db_keyrec);
+ rStream.WriteBytes(&rIndex.m_aHeader.db_free1, 3);
+ rStream.WriteUChar(rIndex.m_aHeader.db_unique);
+ rStream.WriteBytes(&rIndex.m_aHeader.db_name, 488);
+ assert(rStream.GetError() || rStream.Tell() == DINDEX_PAGE_SIZE);
+ SAL_WARN_IF(rStream.GetError(), "connectivity.dbase", "write error");
+ return rStream;
+}
+
+OUString ODbaseIndex::getCompletePath() const
+{
+ OUString sDir = m_pTable->getConnection()->getURL() +
+ OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_DELIMITER) +
+ m_Name + ".ndx";
+ return sDir;
+}
+
+void ODbaseIndex::createINFEntry()
+{
+ // synchronize inf-file
+ const OUString sEntry(m_Name + ".ndx");
+
+ OUString sCfgFile(m_pTable->getConnection()->getURL() +
+ OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_DELIMITER) +
+ m_pTable->getName() +
+ ".inf");
+
+ OUString sPhysicalPath;
+ osl::FileBase::getSystemPathFromFileURL(sCfgFile, sPhysicalPath);
+
+ Config aInfFile(sPhysicalPath);
+ aInfFile.SetGroup(dBASE_III_GROUP);
+
+ sal_uInt16 nSuffix = aInfFile.GetKeyCount();
+ OString aNewEntry,aKeyName;
+ bool bCase = isCaseSensitive();
+ while (aNewEntry.isEmpty())
+ {
+ aNewEntry = OString("NDX");
+ aNewEntry += OString::number(++nSuffix);
+ for (sal_uInt16 i = 0; i < aInfFile.GetKeyCount(); i++)
+ {
+ aKeyName = aInfFile.GetKeyName(i);
+ if (bCase ? aKeyName == aNewEntry : aKeyName.equalsIgnoreAsciiCase(aNewEntry))
+ {
+ aNewEntry.clear();
+ break;
+ }
+ }
+ }
+ aInfFile.WriteKey(aNewEntry, OUStringToOString(sEntry, m_pTable->getConnection()->getTextEncoding()));
+}
+
+void ODbaseIndex::DropImpl()
+{
+ closeImpl();
+
+ OUString sPath = getCompletePath();
+ if(UCBContentHelper::Exists(sPath))
+ {
+ if(!UCBContentHelper::Kill(sPath))
+ m_pTable->getConnection()->throwGenericSQLException(STR_COULD_NOT_DELETE_INDEX,*m_pTable);
+ }
+
+ // synchronize inf-file
+ OUString sCfgFile = m_pTable->getConnection()->getURL() +
+ OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_DELIMITER) +
+ m_pTable->getName() + ".inf";
+
+ OUString sPhysicalPath;
+ OSL_VERIFY( osl::FileBase::getSystemPathFromFileURL(sCfgFile, sPhysicalPath)
+ == osl::FileBase::E_None );
+
+ Config aInfFile(sPhysicalPath);
+ aInfFile.SetGroup(dBASE_III_GROUP);
+ sal_uInt16 nKeyCnt = aInfFile.GetKeyCount();
+ OString aKeyName;
+ OUString sEntry = m_Name + ".ndx";
+
+ // delete entries from the inf file
+ for (sal_uInt16 nKey = 0; nKey < nKeyCnt; nKey++)
+ {
+ // References the Key to an Index-file?
+ aKeyName = aInfFile.GetKeyName( nKey );
+ if (aKeyName.startsWith("NDX"))
+ {
+ if(sEntry == OStringToOUString(aInfFile.ReadKey(aKeyName),m_pTable->getConnection()->getTextEncoding()))
+ {
+ aInfFile.DeleteKey(aKeyName);
+ break;
+ }
+ }
+ }
+}
+
+void ODbaseIndex::impl_killFileAndthrowError_throw(TranslateId pErrorId, const OUString& _sFile)
+{
+ closeImpl();
+ if(UCBContentHelper::Exists(_sFile))
+ UCBContentHelper::Kill(_sFile);
+ m_pTable->getConnection()->throwGenericSQLException(pErrorId, *this);
+}
+
+void ODbaseIndex::CreateImpl()
+{
+ // Create the Index
+ const OUString sFile = getCompletePath();
+ if(UCBContentHelper::Exists(sFile))
+ {
+ const OUString sError( m_pTable->getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_COULD_NOT_CREATE_INDEX_NAME,
+ "$filename$", sFile
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this );
+ }
+ // Index comprises only one column
+ if (m_pColumns->getCount() > 1)
+ m_pTable->getConnection()->throwGenericSQLException(STR_ONL_ONE_COLUMN_PER_INDEX,*this);
+
+ Reference<XFastPropertySet> xCol(m_pColumns->getByIndex(0),UNO_QUERY);
+
+ // Is the column already indexed?
+ if ( !xCol.is() )
+ ::dbtools::throwFunctionSequenceException(*this);
+
+ // create the index file
+ m_pFileStream = OFileTable::createStream_simpleError(sFile,StreamMode::READWRITE | StreamMode::SHARE_DENYWRITE | StreamMode::TRUNC);
+ if (!m_pFileStream)
+ {
+ const OUString sError( m_pTable->getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_COULD_NOT_LOAD_FILE,
+ "$filename$", sFile
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this );
+ }
+
+ m_pFileStream->SetEndian(SvStreamEndian::LITTLE);
+ m_pFileStream->SetBufferSize(DINDEX_PAGE_SIZE);
+
+ // firstly the result must be sorted
+ utl::SharedUNOComponent<XStatement> xStmt;
+ utl::SharedUNOComponent<XResultSet> xSet;
+ OUString aName;
+ try
+ {
+ xStmt.set( m_pTable->getConnection()->createStatement(), UNO_SET_THROW);
+
+ aName = getString(xCol->getFastPropertyValue(PROPERTY_ID_NAME));
+
+ const OUString aQuote(m_pTable->getConnection()->getMetaData()->getIdentifierQuoteString());
+ OUString aStatement( "SELECT " + aQuote + aName + aQuote +" FROM " + aQuote + m_pTable->getName() + aQuote + " ORDER BY " + aQuote + aName + aQuote);
+
+ xSet.set( xStmt->executeQuery(aStatement),UNO_SET_THROW );
+ }
+ catch(const Exception& )
+ {
+ impl_killFileAndthrowError_throw(STR_COULD_NOT_CREATE_INDEX,sFile);
+ }
+ if (!xSet.is())
+ {
+ impl_killFileAndthrowError_throw(STR_COULD_NOT_CREATE_INDEX,sFile);
+ }
+
+ // Set the header info
+ memset(&m_aHeader,0,sizeof(m_aHeader));
+ sal_Int32 nType = 0;
+ ::rtl::Reference<OSQLColumns> aCols = m_pTable->getTableColumns();
+ const Reference< XPropertySet > xTableCol(*find(aCols->begin(),aCols->end(),aName,::comphelper::UStringMixEqual(isCaseSensitive())));
+
+ xTableCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE)) >>= nType;
+
+ m_aHeader.db_keytype = (nType == DataType::VARCHAR || nType == DataType::CHAR) ? 0 : 1;
+ m_aHeader.db_keylen = (m_aHeader.db_keytype) ? 8 : static_cast<sal_uInt16>(getINT32(xTableCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_PRECISION))));
+ m_aHeader.db_keylen = (( m_aHeader.db_keylen - 1) / 4 + 1) * 4;
+ m_aHeader.db_maxkeys = (DINDEX_PAGE_SIZE - 4) / (8 + m_aHeader.db_keylen);
+ if ( m_aHeader.db_maxkeys < 3 )
+ {
+ impl_killFileAndthrowError_throw(STR_COULD_NOT_CREATE_INDEX_KEYSIZE,sFile);
+ }
+
+ m_pFileStream->SetStreamSize(DINDEX_PAGE_SIZE);
+
+ OString aCol(OUStringToOString(aName, m_pTable->getConnection()->getTextEncoding()));
+ strncpy(m_aHeader.db_name, aCol.getStr(), std::min<size_t>(sizeof(m_aHeader.db_name), aCol.getLength()));
+ m_aHeader.db_unique = m_IsUnique ? 1: 0;
+ m_aHeader.db_keyrec = m_aHeader.db_keylen + 8;
+
+ // modifications of the header are detected by differences between
+ // the HeaderInfo and nRootPage or nPageCount respectively
+ m_nRootPage = 1;
+ m_nPageCount = 2;
+
+ m_aCurLeaf = m_aRoot = CreatePage(m_nRootPage);
+ m_aRoot->SetModified(true);
+
+ m_bUseCollector = true;
+
+ sal_Int32 nRowsLeft = 0;
+ Reference<XRow> xRow(xSet,UNO_QUERY);
+
+ if(xSet->last())
+ {
+ Reference< XUnoTunnel> xTunnel(xSet, UNO_QUERY_THROW);
+ ODbaseResultSet* pDbaseRes = comphelper::getFromUnoTunnel<ODbaseResultSet>(xTunnel);
+ assert(pDbaseRes); //"No dbase resultset found? What's going on here!
+ nRowsLeft = xSet->getRow();
+
+ xSet->beforeFirst();
+ ORowSetValue atmpValue;
+ ONDXKey aKey(atmpValue, nType, 0);
+ ONDXKey aInsertKey(atmpValue, nType, 0);
+ // Create the index structure
+ while (xSet->next())
+ {
+ ORowSetValue aValue(m_aHeader.db_keytype ? ORowSetValue(xRow->getDouble(1)) : ORowSetValue(xRow->getString(1)));
+ // checking for duplicate entries
+ if (m_IsUnique && m_nCurNode != NODE_NOTFOUND)
+ {
+ aKey.setValue(aValue);
+ if (aKey == (*m_aCurLeaf)[m_nCurNode].GetKey())
+ {
+ impl_killFileAndthrowError_throw(STR_COULD_NOT_CREATE_INDEX_NOT_UNIQUE,sFile);
+ }
+ }
+ aInsertKey.setValue(aValue);
+ aInsertKey.setRecord(pDbaseRes->getCurrentFilePos());
+
+ ONDXNode aNewNode(aInsertKey);
+ if (!m_aCurLeaf->Insert(aNewNode, --nRowsLeft))
+ break;
+ }
+ }
+
+ if(nRowsLeft)
+ {
+ impl_killFileAndthrowError_throw(STR_COULD_NOT_CREATE_INDEX,sFile);
+ }
+ Release();
+ createINFEntry();
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/connectivity/source/drivers/dbase/DIndexColumns.cxx b/connectivity/source/drivers/dbase/DIndexColumns.cxx
new file mode 100644
index 000000000..886c7273d
--- /dev/null
+++ b/connectivity/source/drivers/dbase/DIndexColumns.cxx
@@ -0,0 +1,82 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dbase/DIndexColumns.hxx>
+#include <dbase/DTable.hxx>
+#include <sdbcx/VIndexColumn.hxx>
+#include <comphelper/types.hxx>
+
+using namespace ::comphelper;
+
+using namespace connectivity::dbase;
+using namespace connectivity;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::sdbcx;
+using namespace ::com::sun::star::sdbc;
+using namespace ::com::sun::star::container;
+
+
+sdbcx::ObjectType ODbaseIndexColumns::createObject(const OUString& _rName)
+{
+ const ODbaseTable* pTable = m_pIndex->getTable();
+
+ const ::rtl::Reference<OSQLColumns>& aCols = pTable->getTableColumns();
+ OSQLColumns::const_iterator aIter = find(aCols->begin(),aCols->end(),_rName,::comphelper::UStringMixEqual(isCaseSensitive()));
+
+ Reference< XPropertySet > xCol;
+ if(aIter != aCols->end())
+ xCol = *aIter;
+
+ if(!xCol.is())
+ return sdbcx::ObjectType();
+
+ sdbcx::ObjectType xRet = new sdbcx::OIndexColumn(true,_rName
+ ,getString(xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPENAME)))
+ ,OUString()
+ ,getINT32(xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISNULLABLE)))
+ ,getINT32(xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_PRECISION)))
+ ,getINT32(xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_SCALE)))
+ ,getINT32(xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE)))
+ ,pTable->getConnection()->getMetaData()->supportsMixedCaseQuotedIdentifiers()
+ ,getString(xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_CATALOGNAME)))
+ ,getString(xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_SCHEMANAME)))
+ ,getString(xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TABLENAME))));
+
+ return xRet;
+}
+
+
+void ODbaseIndexColumns::impl_refresh()
+{
+ m_pIndex->refreshColumns();
+}
+
+Reference< XPropertySet > ODbaseIndexColumns::createDescriptor()
+{
+ return new sdbcx::OIndexColumn(m_pIndex->getTable()->getConnection()->getMetaData()->supportsMixedCaseQuotedIdentifiers());
+}
+
+sdbcx::ObjectType ODbaseIndexColumns::appendObject( const OUString& /*_rForName*/, const Reference< XPropertySet >& descriptor )
+{
+ return cloneDescriptor( descriptor );
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/connectivity/source/drivers/dbase/DIndexIter.cxx b/connectivity/source/drivers/dbase/DIndexIter.cxx
new file mode 100644
index 000000000..37e28a073
--- /dev/null
+++ b/connectivity/source/drivers/dbase/DIndexIter.cxx
@@ -0,0 +1,282 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dbase/DIndexIter.hxx>
+#include <com/sun/star/sdb/SQLFilterOperator.hpp>
+
+using namespace ::com::sun::star::sdb;
+using namespace connectivity;
+using namespace connectivity::dbase;
+using namespace connectivity::file;
+
+// OIndexIterator
+
+OIndexIterator::~OIndexIterator() {}
+
+sal_uInt32 OIndexIterator::First() { return Find(true); }
+
+sal_uInt32 OIndexIterator::Next() { return Find(false); }
+
+sal_uInt32 OIndexIterator::Find(bool bFirst)
+{
+ sal_uInt32 nRes = NODE_NOTFOUND;
+
+ if (bFirst)
+ {
+ m_aRoot = m_xIndex->getRoot();
+ m_aCurLeaf.Clear();
+ }
+
+ if (!m_pOperator)
+ {
+ // Preparation, position on the smallest element
+ if (bFirst)
+ {
+ ONDXPage* pPage = m_aRoot;
+ while (pPage && !pPage->IsLeaf())
+ pPage = pPage->GetChild(m_xIndex.get());
+
+ m_aCurLeaf = pPage;
+ m_nCurNode = NODE_NOTFOUND;
+ }
+ ONDXKey* pKey = GetNextKey();
+ nRes = pKey ? pKey->GetRecord() : NODE_NOTFOUND;
+ }
+ else if (dynamic_cast<const OOp_ISNOTNULL*>(m_pOperator) != nullptr)
+ nRes = GetNotNull(bFirst);
+ else if (dynamic_cast<const OOp_ISNULL*>(m_pOperator) != nullptr)
+ nRes = GetNull(bFirst);
+ else if (dynamic_cast<const OOp_LIKE*>(m_pOperator) != nullptr)
+ nRes = GetLike(bFirst);
+ else if (dynamic_cast<const OOp_COMPARE*>(m_pOperator) != nullptr)
+ nRes = GetCompare(bFirst);
+
+ return nRes;
+}
+
+ONDXKey* OIndexIterator::GetFirstKey(ONDXPage* pPage, const OOperand& rKey)
+{
+ // searches a given key
+ // Speciality: At the end of the algorithm
+ // the actual page and the position of the node which fulfil the
+ // '<='-condition are saved. this is considered for inserts.
+ // ONDXIndex* m_pIndex = GetNDXIndex();
+ OOp_COMPARE aTempOp(SQLFilterOperator::GREATER);
+ sal_uInt16 i = 0;
+
+ if (pPage->IsLeaf())
+ {
+ // in the leaf the actual operation is run, otherwise temp. (>)
+ while (i < pPage->Count() && !m_pOperator->operate(&((*pPage)[i]).GetKey(), &rKey))
+ i++;
+ }
+ else
+ while (i < pPage->Count() && !aTempOp.operate(&((*pPage)[i]).GetKey(), &rKey))
+ i++;
+
+ ONDXKey* pFoundKey = nullptr;
+ if (!pPage->IsLeaf())
+ {
+ // descend further
+ ONDXPagePtr aPage = (i == 0) ? pPage->GetChild(m_xIndex.get())
+ : ((*pPage)[i - 1]).GetChild(m_xIndex.get(), pPage);
+ pFoundKey = aPage.Is() ? GetFirstKey(aPage, rKey) : nullptr;
+ }
+ else if (i == pPage->Count())
+ {
+ pFoundKey = nullptr;
+ }
+ else
+ {
+ pFoundKey = &(*pPage)[i].GetKey();
+ if (!m_pOperator->operate(pFoundKey, &rKey))
+ pFoundKey = nullptr;
+
+ m_aCurLeaf = pPage;
+ m_nCurNode = pFoundKey ? i : i - 1;
+ }
+ return pFoundKey;
+}
+
+sal_uInt32 OIndexIterator::GetCompare(bool bFirst)
+{
+ ONDXKey* pKey = nullptr;
+ sal_Int32 ePredicateType = dynamic_cast<file::OOp_COMPARE&>(*m_pOperator).getPredicateType();
+
+ if (bFirst)
+ {
+ // Preparation, position on the smallest element
+ ONDXPage* pPage = m_aRoot;
+ switch (ePredicateType)
+ {
+ case SQLFilterOperator::NOT_EQUAL:
+ case SQLFilterOperator::LESS:
+ case SQLFilterOperator::LESS_EQUAL:
+ while (pPage && !pPage->IsLeaf())
+ pPage = pPage->GetChild(m_xIndex.get());
+
+ m_aCurLeaf = pPage;
+ m_nCurNode = NODE_NOTFOUND;
+ }
+
+ switch (ePredicateType)
+ {
+ case SQLFilterOperator::NOT_EQUAL:
+ while ((pKey = GetNextKey()) != nullptr)
+ if (m_pOperator->operate(pKey, m_pOperand))
+ break;
+ break;
+ case SQLFilterOperator::LESS:
+ while ((pKey = GetNextKey()) != nullptr)
+ if (!pKey->getValue().isNull())
+ break;
+ break;
+ case SQLFilterOperator::LESS_EQUAL:
+ while ((pKey = GetNextKey()) != nullptr)
+ ;
+ break;
+ case SQLFilterOperator::GREATER_EQUAL:
+ case SQLFilterOperator::EQUAL:
+ pKey = GetFirstKey(m_aRoot, *m_pOperand);
+ break;
+ case SQLFilterOperator::GREATER:
+ pKey = GetFirstKey(m_aRoot, *m_pOperand);
+ if (!pKey)
+ while ((pKey = GetNextKey()) != nullptr)
+ if (m_pOperator->operate(pKey, m_pOperand))
+ break;
+ }
+ }
+ else
+ {
+ switch (ePredicateType)
+ {
+ case SQLFilterOperator::NOT_EQUAL:
+ while ((pKey = GetNextKey()) != nullptr)
+ if (m_pOperator->operate(pKey, m_pOperand))
+ break;
+ break;
+ case SQLFilterOperator::LESS:
+ case SQLFilterOperator::LESS_EQUAL:
+ case SQLFilterOperator::EQUAL:
+ pKey = GetNextKey();
+ if (pKey == nullptr || !m_pOperator->operate(pKey, m_pOperand))
+ {
+ pKey = nullptr;
+ m_aCurLeaf.Clear();
+ }
+ break;
+ case SQLFilterOperator::GREATER_EQUAL:
+ case SQLFilterOperator::GREATER:
+ pKey = GetNextKey();
+ }
+ }
+
+ return pKey ? pKey->GetRecord() : NODE_NOTFOUND;
+}
+
+sal_uInt32 OIndexIterator::GetLike(bool bFirst)
+{
+ if (bFirst)
+ {
+ ONDXPage* pPage = m_aRoot;
+
+ while (pPage && !pPage->IsLeaf())
+ pPage = pPage->GetChild(m_xIndex.get());
+
+ m_aCurLeaf = pPage;
+ m_nCurNode = NODE_NOTFOUND;
+ }
+
+ ONDXKey* pKey;
+ while ((pKey = GetNextKey()) != nullptr)
+ if (m_pOperator->operate(pKey, m_pOperand))
+ break;
+ return pKey ? pKey->GetRecord() : NODE_NOTFOUND;
+}
+
+sal_uInt32 OIndexIterator::GetNull(bool bFirst)
+{
+ if (bFirst)
+ {
+ ONDXPage* pPage = m_aRoot;
+ while (pPage && !pPage->IsLeaf())
+ pPage = pPage->GetChild(m_xIndex.get());
+
+ m_aCurLeaf = pPage;
+ m_nCurNode = NODE_NOTFOUND;
+ }
+
+ ONDXKey* pKey = GetNextKey();
+ if (pKey == nullptr || !pKey->getValue().isNull())
+ {
+ pKey = nullptr;
+ m_aCurLeaf.Clear();
+ }
+ return pKey ? pKey->GetRecord() : NODE_NOTFOUND;
+}
+
+sal_uInt32 OIndexIterator::GetNotNull(bool bFirst)
+{
+ ONDXKey* pKey;
+ if (bFirst)
+ {
+ // go through all NULL values first
+ for (sal_uInt32 nRec = GetNull(bFirst); nRec != NODE_NOTFOUND; nRec = GetNull(false))
+ ;
+ pKey = m_aCurLeaf.Is() ? &(*m_aCurLeaf)[m_nCurNode].GetKey() : nullptr;
+ }
+ else
+ pKey = GetNextKey();
+
+ return pKey ? pKey->GetRecord() : NODE_NOTFOUND;
+}
+
+ONDXKey* OIndexIterator::GetNextKey()
+{
+ if (m_aCurLeaf.Is() && ((++m_nCurNode) >= m_aCurLeaf->Count()))
+ {
+ ONDXPage* pPage = m_aCurLeaf;
+ // search next page
+ while (pPage)
+ {
+ ONDXPage* pParentPage = pPage->GetParent();
+ if (pParentPage)
+ {
+ sal_uInt16 nPos = pParentPage->Search(pPage);
+ if (nPos != pParentPage->Count() - 1)
+ { // page found
+ pPage = (*pParentPage)[nPos + 1].GetChild(m_xIndex.get(), pParentPage);
+ break;
+ }
+ }
+ pPage = pParentPage;
+ }
+
+ // now go on with leaf
+ while (pPage && !pPage->IsLeaf())
+ pPage = pPage->GetChild(m_xIndex.get());
+
+ m_aCurLeaf = pPage;
+ m_nCurNode = 0;
+ }
+ return m_aCurLeaf.Is() ? &(*m_aCurLeaf)[m_nCurNode].GetKey() : nullptr;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/connectivity/source/drivers/dbase/DIndexes.cxx b/connectivity/source/drivers/dbase/DIndexes.cxx
new file mode 100644
index 000000000..7f47085c6
--- /dev/null
+++ b/connectivity/source/drivers/dbase/DIndexes.cxx
@@ -0,0 +1,116 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dbase/DIndexes.hxx>
+#include <dbase/DIndex.hxx>
+#include <comphelper/servicehelper.hxx>
+#include <connectivity/dbexception.hxx>
+#include <unotools/ucbhelper.hxx>
+#include <strings.hrc>
+
+using namespace ::comphelper;
+
+using namespace utl;
+using namespace ::connectivity;
+using namespace ::dbtools;
+using namespace ::connectivity::dbase;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::sdbcx;
+using namespace ::com::sun::star::sdbc;
+using namespace ::com::sun::star::container;
+using namespace ::com::sun::star::lang;
+
+sdbcx::ObjectType ODbaseIndexes::createObject(const OUString& _rName)
+{
+ OUString sFile = m_pTable->getConnection()->getURL() +
+ OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_DELIMITER) +
+ _rName + ".ndx";
+ if ( !UCBContentHelper::Exists(sFile) )
+ {
+ const OUString sError( m_pTable->getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_COULD_NOT_LOAD_FILE,
+ "$filename$", sFile
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *m_pTable );
+ }
+
+ sdbcx::ObjectType xRet;
+ std::unique_ptr<SvStream> pFileStream = ::connectivity::file::OFileTable::createStream_simpleError(sFile, StreamMode::READ | StreamMode::NOCREATE | StreamMode::SHARE_DENYWRITE);
+ if(pFileStream)
+ {
+ pFileStream->SetEndian(SvStreamEndian::LITTLE);
+ pFileStream->SetBufferSize(DINDEX_PAGE_SIZE);
+ ODbaseIndex::NDXHeader aHeader;
+
+ pFileStream->Seek(0);
+ ReadHeader(*pFileStream, aHeader);
+ pFileStream.reset();
+
+ rtl::Reference<ODbaseIndex> pIndex = new ODbaseIndex(m_pTable,aHeader,_rName);
+ xRet = pIndex;
+ pIndex->openIndexFile();
+ }
+ else
+ {
+ const OUString sError( m_pTable->getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_COULD_NOT_LOAD_FILE,
+ "$filename$", sFile
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *m_pTable );
+ }
+ return xRet;
+}
+
+void ODbaseIndexes::impl_refresh( )
+{
+ if(m_pTable)
+ m_pTable->refreshIndexes();
+}
+
+Reference< XPropertySet > ODbaseIndexes::createDescriptor()
+{
+ return new ODbaseIndex(m_pTable);
+}
+
+// XAppend
+sdbcx::ObjectType ODbaseIndexes::appendObject( const OUString& _rForName, const Reference< XPropertySet >& descriptor )
+{
+ Reference<XUnoTunnel> xTunnel(descriptor,UNO_QUERY);
+ if(xTunnel.is())
+ {
+ ODbaseIndex* pIndex = comphelper::getFromUnoTunnel<ODbaseIndex>(xTunnel);
+ if(!pIndex)
+ throw SQLException();
+ pIndex->CreateImpl();
+ }
+
+ return createObject( _rForName );
+}
+
+// XDrop
+void ODbaseIndexes::dropObject(sal_Int32 _nPos, const OUString& /*_sElementName*/)
+{
+ auto pIndex = comphelper::getFromUnoTunnel<ODbaseIndex>(getObject(_nPos));
+ if ( pIndex )
+ pIndex->DropImpl();
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/connectivity/source/drivers/dbase/DPreparedStatement.cxx b/connectivity/source/drivers/dbase/DPreparedStatement.cxx
new file mode 100644
index 000000000..9a2b54409
--- /dev/null
+++ b/connectivity/source/drivers/dbase/DPreparedStatement.cxx
@@ -0,0 +1,35 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dbase/DPreparedStatement.hxx>
+#include <dbase/DResultSet.hxx>
+
+using namespace connectivity::dbase;
+using namespace connectivity::file;
+using namespace com::sun::star::uno;
+
+rtl::Reference<OResultSet> ODbasePreparedStatement::createResultSet()
+{
+ return new ODbaseResultSet(this, m_aSQLIterator);
+}
+
+IMPLEMENT_SERVICE_INFO(ODbasePreparedStatement, "com.sun.star.sdbc.driver.dbase.PreparedStatement",
+ "com.sun.star.sdbc.PreparedStatement");
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/connectivity/source/drivers/dbase/DResultSet.cxx b/connectivity/source/drivers/dbase/DResultSet.cxx
new file mode 100644
index 000000000..47b898ada
--- /dev/null
+++ b/connectivity/source/drivers/dbase/DResultSet.cxx
@@ -0,0 +1,211 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <com/sun/star/sdbcx/CompareBookmark.hpp>
+#include <dbase/DResultSet.hxx>
+#include <com/sun/star/beans/PropertyAttribute.hpp>
+#include <comphelper/sequence.hxx>
+#include <comphelper/servicehelper.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <dbase/DIndex.hxx>
+#include <dbase/DIndexIter.hxx>
+#include <comphelper/types.hxx>
+#include <connectivity/dbexception.hxx>
+#include <strings.hrc>
+
+using namespace ::comphelper;
+
+using namespace connectivity::dbase;
+using namespace connectivity::file;
+using namespace ::cppu;
+using namespace com::sun::star::uno;
+using namespace com::sun::star::lang;
+using namespace com::sun::star::beans;
+using namespace com::sun::star::sdbc;
+using namespace com::sun::star::sdbcx;
+
+ODbaseResultSet::ODbaseResultSet( OStatement_Base* pStmt,connectivity::OSQLParseTreeIterator& _aSQLIterator)
+ : file::OResultSet(pStmt,_aSQLIterator)
+ ,m_bBookmarkable(true)
+{
+ registerProperty(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISBOOKMARKABLE), PROPERTY_ID_ISBOOKMARKABLE, PropertyAttribute::READONLY,&m_bBookmarkable, cppu::UnoType<bool>::get());
+}
+
+OUString SAL_CALL ODbaseResultSet::getImplementationName( )
+{
+ return "com.sun.star.sdbcx.dbase.ResultSet";
+}
+
+Sequence< OUString > SAL_CALL ODbaseResultSet::getSupportedServiceNames( )
+{
+ return { "com.sun.star.sdbc.ResultSet", "com.sun.star.sdbcx.ResultSet" };
+}
+
+sal_Bool SAL_CALL ODbaseResultSet::supportsService( const OUString& _rServiceName )
+{
+ return cppu::supportsService(this, _rServiceName);
+}
+
+Any SAL_CALL ODbaseResultSet::queryInterface( const Type & rType )
+{
+ Any aRet = ODbaseResultSet_BASE::queryInterface(rType);
+ return aRet.hasValue() ? aRet : OResultSet::queryInterface(rType);
+}
+
+ Sequence< Type > SAL_CALL ODbaseResultSet::getTypes( )
+{
+ return ::comphelper::concatSequences(OResultSet::getTypes(),ODbaseResultSet_BASE::getTypes());
+}
+
+
+// XRowLocate
+Any SAL_CALL ODbaseResultSet::getBookmark( )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
+ OSL_ENSURE((m_bShowDeleted || !m_aRow->isDeleted()),"getBookmark called for deleted row");
+
+ return Any((*m_aRow)[0]->getValue().getInt32());
+}
+
+sal_Bool SAL_CALL ODbaseResultSet::moveToBookmark( const Any& bookmark )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
+
+
+ m_bRowDeleted = m_bRowInserted = m_bRowUpdated = false;
+
+ return m_pTable.is() && Move(IResultSetHelper::BOOKMARK,comphelper::getINT32(bookmark),true);
+}
+
+sal_Bool SAL_CALL ODbaseResultSet::moveRelativeToBookmark( const Any& bookmark, sal_Int32 rows )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
+ if(!m_pTable.is())
+ return false;
+
+
+ Move(IResultSetHelper::BOOKMARK,comphelper::getINT32(bookmark),false);
+
+ return relative(rows);
+}
+
+
+sal_Int32 SAL_CALL ODbaseResultSet::compareBookmarks( const Any& lhs, const Any& rhs )
+{
+ sal_Int32 nFirst(0),nSecond(0),nResult(0);
+ if ( !( lhs >>= nFirst ) || !( rhs >>= nSecond ) )
+ {
+ ::connectivity::SharedResources aResources;
+ const OUString sMessage = aResources.getResourceString(STR_INVALID_BOOKMARK);
+ ::dbtools::throwGenericSQLException(sMessage ,*this);
+ } // if ( !( lhs >>= nFirst ) || !( rhs >>= nSecond ) )
+
+ if(nFirst < nSecond)
+ nResult = CompareBookmark::LESS;
+ else if(nFirst > nSecond)
+ nResult = CompareBookmark::GREATER;
+ else
+ nResult = CompareBookmark::EQUAL;
+
+ return nResult;
+}
+
+sal_Bool SAL_CALL ODbaseResultSet::hasOrderedBookmarks( )
+{
+ return true;
+}
+
+sal_Int32 SAL_CALL ODbaseResultSet::hashBookmark( const Any& bookmark )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
+
+
+ return comphelper::getINT32(bookmark);
+}
+
+// XDeleteRows
+Sequence< sal_Int32 > SAL_CALL ODbaseResultSet::deleteRows( const Sequence< Any >& /*rows*/ )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ checkDisposed(OResultSet_BASE::rBHelper.bDisposed);
+
+ ::dbtools::throwFeatureNotImplementedSQLException( "XDeleteRows::deleteRows", *this );
+ return Sequence< sal_Int32 >();
+}
+
+bool ODbaseResultSet::fillIndexValues(const Reference< XColumnsSupplier> &_xIndex)
+{
+ auto pIndex = comphelper::getFromUnoTunnel<dbase::ODbaseIndex>(_xIndex);
+ if(pIndex)
+ {
+ std::unique_ptr<dbase::OIndexIterator> pIter = pIndex->createIterator();
+
+ if (pIter)
+ {
+ sal_uInt32 nRec = pIter->First();
+ while (nRec != NODE_NOTFOUND)
+ {
+ m_pFileSet->push_back(nRec);
+ nRec = pIter->Next();
+ }
+ m_pFileSet->setFrozen();
+ return true;
+ }
+ }
+ return false;
+}
+
+::cppu::IPropertyArrayHelper & ODbaseResultSet::getInfoHelper()
+{
+ return *ODbaseResultSet_BASE3::getArrayHelper();
+}
+
+::cppu::IPropertyArrayHelper* ODbaseResultSet::createArrayHelper() const
+{
+ Sequence< Property > aProps;
+ describeProperties(aProps);
+ return new ::cppu::OPropertyArrayHelper(aProps);
+}
+
+void SAL_CALL ODbaseResultSet::acquire() noexcept
+{
+ ODbaseResultSet_BASE2::acquire();
+}
+
+void SAL_CALL ODbaseResultSet::release() noexcept
+{
+ ODbaseResultSet_BASE2::release();
+}
+
+css::uno::Reference< css::beans::XPropertySetInfo > SAL_CALL ODbaseResultSet::getPropertySetInfo( )
+{
+ return ::cppu::OPropertySetHelper::createPropertySetInfo(getInfoHelper());
+}
+
+sal_Int32 ODbaseResultSet::getCurrentFilePos() const
+{
+ return m_pTable->getFilePos();
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/connectivity/source/drivers/dbase/DStatement.cxx b/connectivity/source/drivers/dbase/DStatement.cxx
new file mode 100644
index 000000000..d25372327
--- /dev/null
+++ b/connectivity/source/drivers/dbase/DStatement.cxx
@@ -0,0 +1,35 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dbase/DStatement.hxx>
+#include <dbase/DResultSet.hxx>
+
+using namespace connectivity::dbase;
+using namespace connectivity::file;
+using namespace com::sun::star::uno;
+
+
+rtl::Reference<OResultSet> ODbaseStatement::createResultSet()
+{
+ return new ODbaseResultSet(this,m_aSQLIterator);
+}
+
+IMPLEMENT_SERVICE_INFO(ODbaseStatement,"com.sun.star.sdbc.driver.dbase.Statement","com.sun.star.sdbc.Statement");
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/connectivity/source/drivers/dbase/DTable.cxx b/connectivity/source/drivers/dbase/DTable.cxx
new file mode 100644
index 000000000..1f942ad08
--- /dev/null
+++ b/connectivity/source/drivers/dbase/DTable.cxx
@@ -0,0 +1,2769 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dbase/DTable.hxx>
+#include <com/sun/star/container/ElementExistException.hpp>
+#include <com/sun/star/sdbc/ColumnValue.hpp>
+#include <com/sun/star/sdbc/DataType.hpp>
+#include <com/sun/star/ucb/XContentAccess.hpp>
+#include <com/sun/star/sdbc/XRow.hpp>
+#include <o3tl/safeint.hxx>
+#include <svl/converter.hxx>
+#include <dbase/DConnection.hxx>
+#include <dbase/DColumns.hxx>
+#include <tools/config.hxx>
+#include <tools/diagnose_ex.h>
+#include <dbase/DIndex.hxx>
+#include <dbase/DIndexes.hxx>
+#include <comphelper/processfactory.hxx>
+#include <rtl/math.hxx>
+#include <ucbhelper/content.hxx>
+#include <com/sun/star/ucb/ContentCreationException.hpp>
+#include <connectivity/dbexception.hxx>
+#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
+#include <comphelper/property.hxx>
+#include <comphelper/servicehelper.hxx>
+#include <o3tl/string_view.hxx>
+#include <comphelper/string.hxx>
+#include <unotools/configmgr.hxx>
+#include <unotools/tempfile.hxx>
+#include <unotools/ucbhelper.hxx>
+#include <comphelper/types.hxx>
+#include <cppuhelper/exc_hlp.hxx>
+#include <cppuhelper/queryinterface.hxx>
+#include <connectivity/dbtools.hxx>
+#include <connectivity/FValue.hxx>
+#include <connectivity/dbconversion.hxx>
+#include <connectivity/sdbcx/VColumn.hxx>
+#include <strings.hrc>
+#include <rtl/strbuf.hxx>
+#include <sal/log.hxx>
+#include <tools/date.hxx>
+#include <i18nutil/calendar.hxx>
+
+#include <algorithm>
+#include <cassert>
+#include <memory>
+#include <string_view>
+
+using namespace ::comphelper;
+using namespace connectivity;
+using namespace connectivity::sdbcx;
+using namespace connectivity::dbase;
+using namespace connectivity::file;
+using namespace ::ucbhelper;
+using namespace ::utl;
+using namespace ::cppu;
+using namespace ::dbtools;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::ucb;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::sdbcx;
+using namespace ::com::sun::star::sdbc;
+using namespace ::com::sun::star::container;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::i18n;
+
+// stored as the Field Descriptor terminator
+#define FIELD_DESCRIPTOR_TERMINATOR 0x0D
+#define DBF_EOL 0x1A
+
+namespace
+{
+std::size_t lcl_getFileSize(SvStream& _rStream)
+{
+ std::size_t nFileSize = 0;
+ _rStream.Seek(STREAM_SEEK_TO_END);
+ _rStream.SeekRel(-1);
+ char cEOL;
+ _rStream.ReadChar( cEOL );
+ nFileSize = _rStream.Tell();
+ if ( cEOL == DBF_EOL )
+ nFileSize -= 1;
+ return nFileSize;
+}
+/**
+ calculates the Julian date
+*/
+void lcl_CalcJulDate(sal_Int32& _nJulianDate,sal_Int32& _nJulianTime, const css::util::DateTime& rDateTime)
+{
+ css::util::DateTime aDateTime = rDateTime;
+ // weird: months fix
+ if (aDateTime.Month > 12)
+ {
+ aDateTime.Month--;
+ sal_uInt16 delta = rDateTime.Month / 12;
+ aDateTime.Year += delta;
+ aDateTime.Month -= delta * 12;
+ aDateTime.Month++;
+ }
+
+ _nJulianTime = ((aDateTime.Hours*3600000)+(aDateTime.Minutes*60000)+(aDateTime.Seconds*1000)+(aDateTime.NanoSeconds/1000000));
+ /* conversion factors */
+ sal_uInt16 iy0;
+ sal_uInt16 im0;
+ if ( aDateTime.Month <= 2 )
+ {
+ iy0 = aDateTime.Year - 1;
+ im0 = aDateTime.Month + 12;
+ }
+ else
+ {
+ iy0 = aDateTime.Year;
+ im0 = aDateTime.Month;
+ }
+ sal_Int32 ia = iy0 / 100;
+ sal_Int32 ib = 2 - ia + (ia >> 2);
+ /* calculate julian date */
+ if ( aDateTime.Year <= 0 )
+ {
+ _nJulianDate = static_cast<sal_Int32>((365.25 * iy0) - 0.75)
+ + static_cast<sal_Int32>(i18nutil::monthDaysWithoutJanFeb * (im0 + 1) )
+ + aDateTime.Day + 1720994;
+ } // if ( rDateTime.Year <= 0 )
+ else
+ {
+ _nJulianDate = static_cast<sal_Int32>(365.25 * iy0)
+ + static_cast<sal_Int32>(i18nutil::monthDaysWithoutJanFeb * (im0 + 1))
+ + aDateTime.Day + 1720994;
+ }
+ double JD = _nJulianDate + 0.5;
+ _nJulianDate = static_cast<sal_Int32>( JD + 0.5);
+ const double gyr = aDateTime.Year + (0.01 * aDateTime.Month) + (0.0001 * aDateTime.Day);
+ if ( gyr >= 1582.1015 ) /* on or after 15 October 1582 */
+ _nJulianDate += ib;
+}
+
+/**
+ calculates date time from the Julian Date
+*/
+void lcl_CalDate(sal_Int32 _nJulianDate,sal_Int32 _nJulianTime,css::util::DateTime& _rDateTime)
+{
+ if ( _nJulianDate )
+ {
+ sal_Int64 ka = _nJulianDate;
+ if ( _nJulianDate >= 2299161 )
+ {
+ sal_Int64 ialp = static_cast<sal_Int64>( (static_cast<double>(_nJulianDate) - 1867216.25 ) / 36524.25 );
+ ka = ka + 1 + ialp - ( ialp >> 2 );
+ }
+ sal_Int64 kb = ka + 1524;
+ sal_Int64 kc = static_cast<sal_Int64>((static_cast<double>(kb) - 122.1) / 365.25);
+ sal_Int64 kd = static_cast<sal_Int64>(static_cast<double>(kc) * 365.25);
+ sal_Int64 ke = static_cast<sal_Int64>(static_cast<double>(kb - kd) / i18nutil::monthDaysWithoutJanFeb);
+ _rDateTime.Day = static_cast<sal_uInt16>(kb - kd - static_cast<sal_Int64>( static_cast<double>(ke) * i18nutil::monthDaysWithoutJanFeb ));
+ if ( ke > 13 )
+ _rDateTime.Month = static_cast<sal_uInt16>(ke - 13);
+ else
+ _rDateTime.Month = static_cast<sal_uInt16>(ke - 1);
+ if ( (_rDateTime.Month == 2) && (_rDateTime.Day > 28) )
+ _rDateTime.Day = 29;
+ if ( (_rDateTime.Month == 2) && (_rDateTime.Day == 29) && (ke == 3) )
+ _rDateTime.Year = static_cast<sal_uInt16>(kc - 4716);
+ else if ( _rDateTime.Month > 2 )
+ _rDateTime.Year = static_cast<sal_uInt16>(kc - 4716);
+ else
+ _rDateTime.Year = static_cast<sal_uInt16>(kc - 4715);
+ }
+
+ if ( _nJulianTime )
+ {
+ double d_s = _nJulianTime / 1000.0;
+ double d_m = d_s / 60.0;
+ double d_h = d_m / 60.0;
+ _rDateTime.Hours = static_cast<sal_uInt16>(d_h);
+ _rDateTime.Minutes = static_cast<sal_uInt16>((d_h - static_cast<double>(_rDateTime.Hours)) * 60.0);
+ _rDateTime.Seconds = static_cast<sal_uInt16>(((d_m - static_cast<double>(_rDateTime.Minutes)) * 60.0)
+ - (static_cast<double>(_rDateTime.Hours) * 3600.0));
+ }
+}
+
+}
+
+
+void ODbaseTable::readHeader()
+{
+ OSL_ENSURE(m_pFileStream,"No Stream available!");
+ if(!m_pFileStream)
+ return;
+ m_pFileStream->RefreshBuffer(); // Make sure, that the header information actually is read again
+ m_pFileStream->Seek(STREAM_SEEK_TO_BEGIN);
+
+ sal_uInt8 nType=0;
+ m_pFileStream->ReadUChar( nType );
+ if(ERRCODE_NONE != m_pFileStream->GetErrorCode())
+ throwInvalidDbaseFormat();
+
+ m_pFileStream->ReadBytes(m_aHeader.dateElems, 3);
+ if(ERRCODE_NONE != m_pFileStream->GetErrorCode())
+ throwInvalidDbaseFormat();
+
+ m_pFileStream->ReadUInt32( m_aHeader.nbRecords);
+ if(ERRCODE_NONE != m_pFileStream->GetErrorCode())
+ throwInvalidDbaseFormat();
+
+ m_pFileStream->ReadUInt16( m_aHeader.headerLength);
+ if(ERRCODE_NONE != m_pFileStream->GetErrorCode())
+ throwInvalidDbaseFormat();
+
+ m_pFileStream->ReadUInt16( m_aHeader.recordLength);
+ if(ERRCODE_NONE != m_pFileStream->GetErrorCode())
+ throwInvalidDbaseFormat();
+ if (m_aHeader.recordLength == 0)
+ throwInvalidDbaseFormat();
+
+ m_pFileStream->ReadBytes(m_aHeader.trailer, 20);
+ if(ERRCODE_NONE != m_pFileStream->GetErrorCode())
+ throwInvalidDbaseFormat();
+
+
+ if ( ( ( m_aHeader.headerLength - 1 ) / 32 - 1 ) <= 0 ) // number of fields
+ {
+ // no dBASE file
+ throwInvalidDbaseFormat();
+ }
+ else
+ {
+ // Consistency check of the header:
+ m_aHeader.type = static_cast<DBFType>(nType);
+ switch (m_aHeader.type)
+ {
+ case dBaseIII:
+ case dBaseIV:
+ case dBaseV:
+ case VisualFoxPro:
+ case VisualFoxProAuto:
+ case dBaseFS:
+ case dBaseFSMemo:
+ case dBaseIVMemoSQL:
+ case dBaseIIIMemo:
+ case FoxProMemo:
+ m_pFileStream->SetEndian(SvStreamEndian::LITTLE);
+ if( getConnection()->isTextEncodingDefaulted() &&
+ !dbfDecodeCharset(m_eEncoding, nType, m_aHeader.trailer[17]))
+ {
+ m_eEncoding = RTL_TEXTENCODING_IBM_850;
+ }
+ break;
+ case dBaseIVMemo:
+ m_pFileStream->SetEndian(SvStreamEndian::LITTLE);
+ break;
+ default:
+ {
+ throwInvalidDbaseFormat();
+ }
+ }
+ }
+}
+
+void ODbaseTable::fillColumns()
+{
+ m_pFileStream->Seek(STREAM_SEEK_TO_BEGIN);
+ if (!checkSeek(*m_pFileStream, 32))
+ {
+ SAL_WARN("connectivity.drivers", "ODbaseTable::fillColumns: bad offset!");
+ return;
+ }
+
+ if(!m_aColumns.is())
+ m_aColumns = new OSQLColumns();
+ else
+ m_aColumns->clear();
+
+ m_aTypes.clear();
+ m_aPrecisions.clear();
+ m_aScales.clear();
+
+ // Number of fields:
+ sal_Int32 nFieldCount = (m_aHeader.headerLength - 1) / 32 - 1;
+ if (nFieldCount <= 0)
+ {
+ SAL_WARN("connectivity.drivers", "No columns in table!");
+ return;
+ }
+
+ auto nRemainingsize = m_pFileStream->remainingSize();
+ auto nMaxPossibleRecords = nRemainingsize / 32;
+ if (o3tl::make_unsigned(nFieldCount) > nMaxPossibleRecords)
+ {
+ SAL_WARN("connectivity.drivers", "Parsing error: " << nMaxPossibleRecords <<
+ " max possible entries, but " << nFieldCount << " claimed, truncating");
+ nFieldCount = nMaxPossibleRecords;
+ }
+
+ m_aColumns->reserve(nFieldCount);
+ m_aTypes.reserve(nFieldCount);
+ m_aPrecisions.reserve(nFieldCount);
+ m_aScales.reserve(nFieldCount);
+
+ OUString aTypeName;
+ const bool bCase = getConnection()->getMetaData()->supportsMixedCaseQuotedIdentifiers();
+ const bool bFoxPro = m_aHeader.type == VisualFoxPro || m_aHeader.type == VisualFoxProAuto || m_aHeader.type == FoxProMemo;
+
+ sal_Int32 i = 0;
+ for (; i < nFieldCount; i++)
+ {
+ DBFColumn aDBFColumn;
+ m_pFileStream->ReadBytes(aDBFColumn.db_fnm, 11);
+ m_pFileStream->ReadUChar(aDBFColumn.db_typ);
+ m_pFileStream->ReadUInt32(aDBFColumn.db_adr);
+ m_pFileStream->ReadUChar(aDBFColumn.db_flng);
+ m_pFileStream->ReadUChar(aDBFColumn.db_dez);
+ m_pFileStream->ReadBytes(aDBFColumn.db_free2, 14);
+ if (!m_pFileStream->good())
+ {
+ SAL_WARN("connectivity.drivers", "ODbaseTable::fillColumns: short read!");
+ break;
+ }
+ if ( FIELD_DESCRIPTOR_TERMINATOR == aDBFColumn.db_fnm[0] ) // 0x0D stored as the Field Descriptor terminator.
+ break;
+
+ aDBFColumn.db_fnm[sizeof(aDBFColumn.db_fnm)-1] = 0; //ensure null termination for broken input
+ const OUString aColumnName(reinterpret_cast<char *>(aDBFColumn.db_fnm), strlen(reinterpret_cast<char *>(aDBFColumn.db_fnm)), m_eEncoding);
+
+ bool bIsRowVersion = bFoxPro && ( aDBFColumn.db_free2[0] & 0x01 ) == 0x01;
+
+ m_aRealFieldLengths.push_back(aDBFColumn.db_flng);
+ sal_Int32 nPrecision = aDBFColumn.db_flng;
+ sal_Int32 eType;
+ bool bIsCurrency = false;
+
+ char cType[2];
+ cType[0] = aDBFColumn.db_typ;
+ cType[1] = 0;
+ aTypeName = OUString(cType, 1, RTL_TEXTENCODING_ASCII_US);
+ SAL_INFO( "connectivity.drivers","column type: " << aDBFColumn.db_typ);
+
+ switch (aDBFColumn.db_typ)
+ {
+ case 'C':
+ eType = DataType::VARCHAR;
+ aTypeName = "VARCHAR";
+ break;
+ case 'F':
+ case 'N':
+ aTypeName = "DECIMAL";
+ if ( aDBFColumn.db_typ == 'N' )
+ aTypeName = "NUMERIC";
+ eType = DataType::DECIMAL;
+
+ // for numeric fields two characters more are written, then the precision of the column description predescribes,
+ // to keep room for the possible sign and the comma. This has to be considered...
+ nPrecision = SvDbaseConverter::ConvertPrecisionToOdbc(nPrecision,aDBFColumn.db_dez);
+ // This is not true for older versions...
+ break;
+ case 'L':
+ eType = DataType::BIT;
+ aTypeName = "BOOLEAN";
+ break;
+ case 'Y':
+ bIsCurrency = true;
+ eType = DataType::DOUBLE;
+ aTypeName = "DOUBLE";
+ break;
+ case 'D':
+ eType = DataType::DATE;
+ aTypeName = "DATE";
+ break;
+ case 'T':
+ eType = DataType::TIMESTAMP;
+ aTypeName = "TIMESTAMP";
+ break;
+ case 'I':
+ eType = DataType::INTEGER;
+ aTypeName = "INTEGER";
+ break;
+ case 'M':
+ if ( bFoxPro && ( aDBFColumn.db_free2[0] & 0x04 ) == 0x04 )
+ {
+ eType = DataType::LONGVARBINARY;
+ aTypeName = "LONGVARBINARY";
+ }
+ else
+ {
+ aTypeName = "LONGVARCHAR";
+ eType = DataType::LONGVARCHAR;
+ }
+ nPrecision = 2147483647;
+ break;
+ case 'P':
+ aTypeName = "LONGVARBINARY";
+ eType = DataType::LONGVARBINARY;
+ nPrecision = 2147483647;
+ break;
+ case '0':
+ case 'B':
+ if ( m_aHeader.type == VisualFoxPro || m_aHeader.type == VisualFoxProAuto )
+ {
+ aTypeName = "DOUBLE";
+ eType = DataType::DOUBLE;
+ }
+ else
+ {
+ aTypeName = "LONGVARBINARY";
+ eType = DataType::LONGVARBINARY;
+ nPrecision = 2147483647;
+ }
+ break;
+ default:
+ eType = DataType::OTHER;
+ }
+
+ m_aTypes.push_back(eType);
+ m_aPrecisions.push_back(nPrecision);
+ m_aScales.push_back(aDBFColumn.db_dez);
+
+ Reference< XPropertySet> xCol = new sdbcx::OColumn(aColumnName,
+ aTypeName,
+ OUString(),
+ OUString(),
+ ColumnValue::NULLABLE,
+ nPrecision,
+ aDBFColumn.db_dez,
+ eType,
+ false,
+ bIsRowVersion,
+ bIsCurrency,
+ bCase,
+ m_CatalogName, getSchema(), getName());
+ m_aColumns->push_back(xCol);
+ } // for (; i < nFieldCount; i++)
+ OSL_ENSURE(i,"No columns in table!");
+}
+
+ODbaseTable::ODbaseTable(sdbcx::OCollection* _pTables, ODbaseConnection* _pConnection)
+ : ODbaseTable_BASE(_pTables,_pConnection)
+{
+ // initialize the header
+ m_aHeader.type = dBaseIII;
+ m_eEncoding = getConnection()->getTextEncoding();
+}
+
+ODbaseTable::ODbaseTable(sdbcx::OCollection* _pTables, ODbaseConnection* _pConnection,
+ const OUString& Name,
+ const OUString& Type,
+ const OUString& Description ,
+ const OUString& SchemaName,
+ const OUString& CatalogName )
+ : ODbaseTable_BASE(_pTables,_pConnection,Name,
+ Type,
+ Description,
+ SchemaName,
+ CatalogName)
+{
+ m_eEncoding = getConnection()->getTextEncoding();
+}
+
+void ODbaseTable::construct()
+{
+ // initialize the header
+ m_aHeader.type = dBaseIII;
+ m_aHeader.nbRecords = 0;
+ m_aHeader.headerLength = 0;
+ m_aHeader.recordLength = 0;
+ m_aMemoHeader.db_size = 0;
+
+ OUString sFileName(getEntry(m_pConnection, m_Name));
+
+ INetURLObject aURL;
+ aURL.SetURL(sFileName);
+
+ OSL_ENSURE( m_pConnection->matchesExtension( aURL.getExtension() ),
+ "ODbaseTable::ODbaseTable: invalid extension!");
+ // getEntry is expected to ensure the correct file name
+
+ m_pFileStream = createStream_simpleError( sFileName, StreamMode::READWRITE | StreamMode::NOCREATE | StreamMode::SHARE_DENYWRITE);
+ m_bWriteable = ( m_pFileStream != nullptr );
+
+ if ( !m_pFileStream )
+ {
+ m_bWriteable = false;
+ m_pFileStream = createStream_simpleError( sFileName, StreamMode::READ | StreamMode::NOCREATE | StreamMode::SHARE_DENYNONE);
+ }
+
+ if (!m_pFileStream)
+ return;
+
+ readHeader();
+
+ std::size_t nFileSize = lcl_getFileSize(*m_pFileStream);
+
+ if (m_aHeader.headerLength > nFileSize)
+ {
+ SAL_WARN("connectivity.drivers", "Parsing error: " << nFileSize <<
+ " max possible size, but " << m_aHeader.headerLength << " claimed, abandoning");
+ return;
+ }
+
+ if (m_aHeader.recordLength)
+ {
+ std::size_t nMaxPossibleRecords = (nFileSize - m_aHeader.headerLength) / m_aHeader.recordLength;
+ // #i83401# seems to be empty or someone wrote nonsense into the dbase
+ // file try and recover if m_aHeader.db_slng is sane
+ if (m_aHeader.nbRecords == 0)
+ {
+ SAL_WARN("connectivity.drivers", "Parsing warning: 0 records claimed, recovering");
+ m_aHeader.nbRecords = nMaxPossibleRecords;
+ }
+ else if (m_aHeader.nbRecords > nMaxPossibleRecords)
+ {
+ SAL_WARN("connectivity.drivers", "Parsing error: " << nMaxPossibleRecords <<
+ " max possible records, but " << m_aHeader.nbRecords << " claimed, truncating");
+ m_aHeader.nbRecords = std::max(nMaxPossibleRecords, static_cast<size_t>(1));
+ }
+ }
+
+ if (HasMemoFields())
+ {
+ // Create Memo-Filename (.DBT):
+ // nyi: Ugly for Unix and Mac!
+
+ if ( m_aHeader.type == FoxProMemo || m_aHeader.type == VisualFoxPro || m_aHeader.type == VisualFoxProAuto) // foxpro uses another extension
+ aURL.SetExtension(u"fpt");
+ else
+ aURL.SetExtension(u"dbt");
+
+ // If the memo file isn't found, the data will be displayed anyhow.
+ // However, updates can't be done
+ // but the operation is executed
+ m_pMemoStream = createStream_simpleError( aURL.GetMainURL(INetURLObject::DecodeMechanism::NONE), StreamMode::READWRITE | StreamMode::NOCREATE | StreamMode::SHARE_DENYWRITE);
+ if ( !m_pMemoStream )
+ {
+ m_pMemoStream = createStream_simpleError( aURL.GetMainURL(INetURLObject::DecodeMechanism::NONE), StreamMode::READ | StreamMode::NOCREATE | StreamMode::SHARE_DENYNONE);
+ }
+ if (m_pMemoStream)
+ ReadMemoHeader();
+ }
+
+ fillColumns();
+ m_pFileStream->Seek(STREAM_SEEK_TO_BEGIN);
+
+
+ // Buffersize dependent on the file size
+ m_pFileStream->SetBufferSize(nFileSize > 1000000 ? 32768 :
+ nFileSize > 100000 ? 16384 :
+ nFileSize > 10000 ? 4096 : 1024);
+
+ if (m_pMemoStream)
+ {
+ // set the buffer exactly to the length of a record
+ nFileSize = m_pMemoStream->TellEnd();
+ m_pMemoStream->Seek(STREAM_SEEK_TO_BEGIN);
+
+ // Buffersize dependent on the file size
+ m_pMemoStream->SetBufferSize(nFileSize > 1000000 ? 32768 :
+ nFileSize > 100000 ? 16384 :
+ nFileSize > 10000 ? 4096 :
+ m_aMemoHeader.db_size);
+ }
+
+ AllocBuffer();
+}
+
+void ODbaseTable::ReadMemoHeader()
+{
+ m_pMemoStream->SetEndian(SvStreamEndian::LITTLE);
+ m_pMemoStream->RefreshBuffer(); // make sure that the header information is actually read again
+ m_pMemoStream->Seek(0);
+
+ (*m_pMemoStream).ReadUInt32( m_aMemoHeader.db_next );
+ switch (m_aHeader.type)
+ {
+ case dBaseIIIMemo: // dBase III: fixed block size
+ case dBaseIVMemo:
+ // sometimes dBase3 is attached to dBase4 memo
+ m_pMemoStream->Seek(20);
+ (*m_pMemoStream).ReadUInt16( m_aMemoHeader.db_size );
+ if (m_aMemoHeader.db_size > 1 && m_aMemoHeader.db_size != 512) // 1 is also for dBase 3
+ m_aMemoHeader.db_typ = MemodBaseIV;
+ else if (m_aMemoHeader.db_size == 512)
+ {
+ // There are files using size specification, though they are dBase-files
+ char sHeader[4];
+ m_pMemoStream->Seek(m_aMemoHeader.db_size);
+ m_pMemoStream->ReadBytes(sHeader, 4);
+
+ if ((m_pMemoStream->GetErrorCode() != ERRCODE_NONE) || static_cast<sal_uInt8>(sHeader[0]) != 0xFF || static_cast<sal_uInt8>(sHeader[1]) != 0xFF || static_cast<sal_uInt8>(sHeader[2]) != 0x08)
+ m_aMemoHeader.db_typ = MemodBaseIII;
+ else
+ m_aMemoHeader.db_typ = MemodBaseIV;
+ }
+ else
+ {
+ m_aMemoHeader.db_typ = MemodBaseIII;
+ m_aMemoHeader.db_size = 512;
+ }
+ break;
+ case VisualFoxPro:
+ case VisualFoxProAuto:
+ case FoxProMemo:
+ m_aMemoHeader.db_typ = MemoFoxPro;
+ m_pMemoStream->Seek(6);
+ m_pMemoStream->SetEndian(SvStreamEndian::BIG);
+ (*m_pMemoStream).ReadUInt16( m_aMemoHeader.db_size );
+ break;
+ default:
+ SAL_WARN( "connectivity.drivers", "ODbaseTable::ReadMemoHeader: unsupported memo type!" );
+ break;
+ }
+}
+
+OUString ODbaseTable::getEntry(file::OConnection const * _pConnection, std::u16string_view _sName )
+{
+ OUString sURL;
+ try
+ {
+ Reference< XResultSet > xDir = _pConnection->getDir()->getStaticResultSet();
+ Reference< XRow> xRow(xDir,UNO_QUERY);
+ OUString sName;
+ OUString sExt;
+ INetURLObject aURL;
+ xDir->beforeFirst();
+ while(xDir->next())
+ {
+ sName = xRow->getString(1);
+ aURL.SetSmartProtocol(INetProtocol::File);
+ OUString sUrl = _pConnection->getURL() + "/" + sName;
+ aURL.SetSmartURL( sUrl );
+
+ // cut the extension
+ sExt = aURL.getExtension();
+
+ // name and extension have to coincide
+ if ( _pConnection->matchesExtension( sExt ) )
+ {
+ sName = sName.replaceAt(sName.getLength() - (sExt.getLength() + 1), sExt.getLength() + 1, u"");
+ if ( sName == _sName )
+ {
+ Reference< XContentAccess > xContentAccess( xDir, UNO_QUERY );
+ sURL = xContentAccess->queryContentIdentifierString();
+ break;
+ }
+ }
+ }
+ xDir->beforeFirst(); // move back to before first record
+ }
+ catch(const Exception&)
+ {
+ OSL_ASSERT(false);
+ }
+ return sURL;
+}
+
+void ODbaseTable::refreshColumns()
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+
+ ::std::vector< OUString> aVector;
+ aVector.reserve(m_aColumns->size());
+
+ for (auto const& column : *m_aColumns)
+ aVector.push_back(Reference< XNamed>(column,UNO_QUERY_THROW)->getName());
+
+ if(m_xColumns)
+ m_xColumns->reFill(aVector);
+ else
+ m_xColumns.reset(new ODbaseColumns(this,m_aMutex,aVector));
+}
+
+void ODbaseTable::refreshIndexes()
+{
+ ::std::vector< OUString> aVector;
+ if(m_pFileStream && (!m_xIndexes || m_xIndexes->getCount() == 0))
+ {
+ INetURLObject aURL;
+ aURL.SetURL(getEntry(m_pConnection,m_Name));
+
+ aURL.setExtension(u"inf");
+ Config aInfFile(aURL.getFSysPath(FSysStyle::Detect));
+ aInfFile.SetGroup(dBASE_III_GROUP);
+ sal_uInt16 nKeyCnt = aInfFile.GetKeyCount();
+ OString aKeyName;
+
+ for (sal_uInt16 nKey = 0; nKey < nKeyCnt; nKey++)
+ {
+ // References the key an index-file?
+ aKeyName = aInfFile.GetKeyName( nKey );
+ //...if yes, add the index list of the table
+ if (aKeyName.startsWith("NDX"))
+ {
+ OString aIndexName = aInfFile.ReadKey(aKeyName);
+ aURL.setName(OStringToOUString(aIndexName, m_eEncoding));
+ try
+ {
+ Content aCnt(aURL.GetMainURL(INetURLObject::DecodeMechanism::NONE),Reference<XCommandEnvironment>(), comphelper::getProcessComponentContext());
+ if (aCnt.isDocument())
+ {
+ aVector.push_back(aURL.getBase());
+ }
+ }
+ catch(const Exception&) // an exception is thrown when no file exists
+ {
+ }
+ }
+ }
+ }
+ if(m_xIndexes)
+ m_xIndexes->reFill(aVector);
+ else
+ m_xIndexes.reset(new ODbaseIndexes(this,m_aMutex,aVector));
+}
+
+
+void SAL_CALL ODbaseTable::disposing()
+{
+ OFileTable::disposing();
+ ::osl::MutexGuard aGuard(m_aMutex);
+ m_aColumns = nullptr;
+}
+
+Sequence< Type > SAL_CALL ODbaseTable::getTypes( )
+{
+ Sequence< Type > aTypes = OTable_TYPEDEF::getTypes();
+ std::vector<Type> aOwnTypes;
+ aOwnTypes.reserve(aTypes.getLength());
+
+ const Type* pBegin = aTypes.getConstArray();
+ const Type* pEnd = pBegin + aTypes.getLength();
+ for(;pBegin != pEnd;++pBegin)
+ {
+ if(*pBegin != cppu::UnoType<XKeysSupplier>::get() &&
+ *pBegin != cppu::UnoType<XDataDescriptorFactory>::get())
+ {
+ aOwnTypes.push_back(*pBegin);
+ }
+ }
+ aOwnTypes.push_back(cppu::UnoType<css::lang::XUnoTunnel>::get());
+ return Sequence< Type >(aOwnTypes.data(), aOwnTypes.size());
+}
+
+
+Any SAL_CALL ODbaseTable::queryInterface( const Type & rType )
+{
+ if( rType == cppu::UnoType<XKeysSupplier>::get()||
+ rType == cppu::UnoType<XDataDescriptorFactory>::get())
+ return Any();
+
+ Any aRet = OTable_TYPEDEF::queryInterface(rType);
+ return aRet.hasValue() ? aRet : ::cppu::queryInterface(rType,static_cast< css::lang::XUnoTunnel*> (this));
+}
+
+
+const Sequence< sal_Int8 > & ODbaseTable::getUnoTunnelId()
+{
+ static const comphelper::UnoIdInit implId;
+ return implId.getSeq();
+}
+
+// css::lang::XUnoTunnel
+
+sal_Int64 ODbaseTable::getSomething( const Sequence< sal_Int8 > & rId )
+{
+ return comphelper::getSomethingImpl(rId, this,
+ comphelper::FallbackToGetSomethingOf<ODbaseTable_BASE>{});
+}
+
+bool ODbaseTable::fetchRow(OValueRefRow& _rRow, const OSQLColumns & _rCols, bool bRetrieveData)
+{
+ if (!m_pBuffer)
+ return false;
+
+ // Read the data
+ bool bIsCurRecordDeleted = static_cast<char>(m_pBuffer[0]) == '*';
+
+ // only read the bookmark
+
+ // Mark record as deleted
+ _rRow->setDeleted(bIsCurRecordDeleted);
+ *(*_rRow)[0] = m_nFilePos;
+
+ if (!bRetrieveData)
+ return true;
+
+ std::size_t nByteOffset = 1;
+ // Fields:
+ OSQLColumns::const_iterator aIter = _rCols.begin();
+ OSQLColumns::const_iterator aEnd = _rCols.end();
+ const std::size_t nCount = _rRow->size();
+ for (std::size_t i = 1; aIter != aEnd && nByteOffset <= m_nBufferSize && i < nCount;++aIter, i++)
+ {
+ // Lengths depending on data type:
+ sal_Int32 nLen = m_aPrecisions[i-1];
+ sal_Int32 nType = m_aTypes[i-1];
+
+ switch(nType)
+ {
+ case DataType::INTEGER:
+ case DataType::DOUBLE:
+ case DataType::TIMESTAMP:
+ case DataType::DATE:
+ case DataType::BIT:
+ case DataType::LONGVARCHAR:
+ case DataType::LONGVARBINARY:
+ nLen = m_aRealFieldLengths[i-1];
+ break;
+ case DataType::DECIMAL:
+ nLen = SvDbaseConverter::ConvertPrecisionToDbase(nLen,m_aScales[i-1]);
+ break; // the sign and the comma
+
+ case DataType::BINARY:
+ case DataType::OTHER:
+ nByteOffset += nLen;
+ continue;
+ }
+
+ // Is the variable bound?
+ if ( !(*_rRow)[i]->isBound() )
+ {
+ // No - next field.
+ nByteOffset += nLen;
+ OSL_ENSURE( nByteOffset <= m_nBufferSize ,"ByteOffset > m_nBufferSize!");
+ continue;
+ } // if ( !(_rRow->get())[i]->isBound() )
+ if ( ( nByteOffset + nLen) > m_nBufferSize )
+ break; // length doesn't match buffer size.
+
+ char *pData = reinterpret_cast<char *>(m_pBuffer.get() + nByteOffset);
+
+ if (nType == DataType::CHAR || nType == DataType::VARCHAR)
+ {
+ sal_Int32 nLastPos = -1;
+ for (sal_Int32 k = 0; k < nLen; ++k)
+ {
+ if (pData[k] != ' ')
+ // Record last non-empty position.
+ nLastPos = k;
+ }
+ if (nLastPos < 0)
+ {
+ // Empty string. Skip it.
+ (*_rRow)[i]->setNull();
+ }
+ else
+ {
+ // Commit the string. Use intern() to ref-count it.
+ *(*_rRow)[i] = OUString::intern(pData, static_cast<sal_Int32>(nLastPos+1), m_eEncoding);
+ }
+ } // if (nType == DataType::CHAR || nType == DataType::VARCHAR)
+ else if ( DataType::TIMESTAMP == nType )
+ {
+ sal_Int32 nDate = 0,nTime = 0;
+ if (o3tl::make_unsigned(nLen) < 8)
+ {
+ SAL_WARN("connectivity.drivers", "short TIMESTAMP");
+ return false;
+ }
+ memcpy(&nDate, pData, 4);
+ memcpy(&nTime, pData + 4, 4);
+ if ( !nDate && !nTime )
+ {
+ (*_rRow)[i]->setNull();
+ }
+ else
+ {
+ css::util::DateTime aDateTime;
+ lcl_CalDate(nDate,nTime,aDateTime);
+ *(*_rRow)[i] = aDateTime;
+ }
+ }
+ else if ( DataType::INTEGER == nType )
+ {
+ sal_Int32 nValue = 0;
+ if (o3tl::make_unsigned(nLen) > sizeof(nValue))
+ return false;
+ memcpy(&nValue, pData, nLen);
+ *(*_rRow)[i] = nValue;
+ }
+ else if ( DataType::DOUBLE == nType )
+ {
+ double d = 0.0;
+ if (getBOOL((*aIter)->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISCURRENCY)))) // Currency is treated separately
+ {
+ sal_Int64 nValue = 0;
+ if (o3tl::make_unsigned(nLen) > sizeof(nValue))
+ return false;
+ memcpy(&nValue, pData, nLen);
+
+ if ( m_aScales[i-1] )
+ d = (nValue / pow(10.0,static_cast<int>(m_aScales[i-1])));
+ else
+ d = static_cast<double>(nValue);
+ }
+ else
+ {
+ if (o3tl::make_unsigned(nLen) > sizeof(d))
+ return false;
+ memcpy(&d, pData, nLen);
+ }
+
+ *(*_rRow)[i] = d;
+ }
+ else
+ {
+ sal_Int32 nPos1 = -1, nPos2 = -1;
+ // If the string contains Nul-characters, then convert them to blanks!
+ for (sal_Int32 k = 0; k < nLen; k++)
+ {
+ if (pData[k] == '\0')
+ pData[k] = ' ';
+
+ if (pData[k] != ' ')
+ {
+ if (nPos1 < 0)
+ // first non-empty char position.
+ nPos1 = k;
+
+ // last non-empty char position.
+ nPos2 = k;
+ }
+ }
+
+ if (nPos1 < 0)
+ {
+ // Empty string. Skip it.
+ nByteOffset += nLen;
+ (*_rRow)[i]->setNull(); // no values -> done
+ continue;
+ }
+
+ OUString aStr = OUString::intern(pData+nPos1, nPos2-nPos1+1, m_eEncoding);
+
+ switch (nType)
+ {
+ case DataType::DATE:
+ {
+ if (nLen < 8 || aStr.getLength() != nLen)
+ {
+ (*_rRow)[i]->setNull();
+ break;
+ }
+ const sal_uInt16 nYear = static_cast<sal_uInt16>(o3tl::toInt32(aStr.subView( 0, 4 )));
+ const sal_uInt16 nMonth = static_cast<sal_uInt16>(o3tl::toInt32(aStr.subView( 4, 2 )));
+ const sal_uInt16 nDay = static_cast<sal_uInt16>(o3tl::toInt32(aStr.subView( 6, 2 )));
+
+ const css::util::Date aDate(nDay,nMonth,nYear);
+ *(*_rRow)[i] = aDate;
+ }
+ break;
+ case DataType::DECIMAL:
+ *(*_rRow)[i] = ORowSetValue(aStr);
+ break;
+ case DataType::BIT:
+ {
+ bool b;
+ switch (*pData)
+ {
+ case 'T':
+ case 'Y':
+ case 'J': b = true; break;
+ default: b = false; break;
+ }
+ *(*_rRow)[i] = b;
+ }
+ break;
+ case DataType::LONGVARBINARY:
+ case DataType::BINARY:
+ case DataType::LONGVARCHAR:
+ {
+ const tools::Long nBlockNo = aStr.toInt32(); // read blocknumber
+ if (nBlockNo > 0 && m_pMemoStream) // Read data from memo-file, only if
+ {
+ if ( !ReadMemo(nBlockNo, (*_rRow)[i]->get()) )
+ break;
+ }
+ else
+ (*_rRow)[i]->setNull();
+ } break;
+ default:
+ SAL_WARN( "connectivity.drivers","Wrong type");
+ }
+ (*_rRow)[i]->setTypeKind(nType);
+ }
+
+ nByteOffset += nLen;
+ OSL_ENSURE( nByteOffset <= m_nBufferSize ,"ByteOffset > m_nBufferSize!");
+ }
+ return true;
+}
+
+
+void ODbaseTable::FileClose()
+{
+ ::osl::MutexGuard aGuard(m_aMutex);
+
+ m_pMemoStream.reset();
+
+ ODbaseTable_BASE::FileClose();
+}
+
+bool ODbaseTable::CreateImpl()
+{
+ OSL_ENSURE(!m_pFileStream, "SequenceError");
+
+ if ( m_pConnection->isCheckEnabled() && ::dbtools::convertName2SQLName(m_Name, u"") != m_Name )
+ {
+ const OUString sError( getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_SQL_NAME_ERROR,
+ "$name$", m_Name
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this );
+ }
+
+ INetURLObject aURL;
+ aURL.SetSmartProtocol(INetProtocol::File);
+ OUString aName = getEntry(m_pConnection, m_Name);
+ if(aName.isEmpty())
+ {
+ OUString aIdent = m_pConnection->getContent()->getIdentifier()->getContentIdentifier();
+ if ( aIdent.lastIndexOf('/') != (aIdent.getLength()-1) )
+ aIdent += "/";
+ aIdent += m_Name;
+ aName = aIdent;
+ }
+ aURL.SetURL(aName);
+
+ if ( !m_pConnection->matchesExtension( aURL.getExtension() ) )
+ aURL.setExtension(m_pConnection->getExtension());
+
+ try
+ {
+ Content aContent(aURL.GetMainURL(INetURLObject::DecodeMechanism::NONE),Reference<XCommandEnvironment>(), comphelper::getProcessComponentContext());
+ if (aContent.isDocument())
+ {
+ // Only if the file exists with length > 0 raise an error
+ std::unique_ptr<SvStream> pFileStream(createStream_simpleError( aURL.GetMainURL(INetURLObject::DecodeMechanism::NONE), StreamMode::READ));
+
+ if (pFileStream && pFileStream->TellEnd())
+ return false;
+ }
+ }
+ catch(const Exception&) // an exception is thrown when no file exists
+ {
+ }
+
+ bool bMemoFile = false;
+
+ bool bOk = CreateFile(aURL, bMemoFile);
+
+ FileClose();
+
+ if (!bOk)
+ {
+ try
+ {
+ Content aContent(aURL.GetMainURL(INetURLObject::DecodeMechanism::NONE),Reference<XCommandEnvironment>(), comphelper::getProcessComponentContext());
+ aContent.executeCommand( "delete", css::uno::Any( true ) );
+ }
+ catch(const Exception&) // an exception is thrown when no file exists
+ {
+ }
+ return false;
+ }
+
+ if (bMemoFile)
+ {
+ OUString aExt = aURL.getExtension();
+ aURL.setExtension(u"dbt"); // extension for memo file
+
+ bool bMemoAlreadyExists = false;
+ try
+ {
+ Content aMemo1Content(aURL.GetMainURL(INetURLObject::DecodeMechanism::NONE),Reference<XCommandEnvironment>(), comphelper::getProcessComponentContext());
+ bMemoAlreadyExists = aMemo1Content.isDocument();
+ }
+ catch(const Exception&) // an exception is thrown when no file exists
+ {
+ }
+ if (bMemoAlreadyExists)
+ {
+ aURL.setExtension(aExt); // kill dbf file
+ try
+ {
+ Content aMemoContent(aURL.GetMainURL(INetURLObject::DecodeMechanism::NONE),Reference<XCommandEnvironment>(), comphelper::getProcessComponentContext());
+ aMemoContent.executeCommand( "delete", css::uno::Any( true ) );
+ }
+ catch(const Exception&)
+ {
+ css::uno::Any anyEx = cppu::getCaughtException();
+ const OUString sError( getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_COULD_NOT_DELETE_FILE,
+ "$name$", aName
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this, anyEx );
+ }
+ }
+ if (!CreateMemoFile(aURL))
+ {
+ aURL.setExtension(aExt); // kill dbf file
+ try
+ {
+ Content aMemoContent(aURL.GetMainURL(INetURLObject::DecodeMechanism::NONE),Reference<XCommandEnvironment>(), comphelper::getProcessComponentContext());
+ aMemoContent.executeCommand( "delete", css::uno::Any( true ) );
+ }
+ catch(const ContentCreationException&)
+ {
+ css::uno::Any anyEx = cppu::getCaughtException();
+ const OUString sError( getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_COULD_NOT_DELETE_FILE,
+ "$name$", aName
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this, anyEx );
+ }
+ return false;
+ }
+ m_aHeader.type = dBaseIIIMemo;
+ }
+ else
+ m_aHeader.type = dBaseIII;
+
+ return true;
+}
+
+void ODbaseTable::throwInvalidColumnType(TranslateId pErrorId, const OUString& _sColumnName)
+{
+ try
+ {
+ // we have to drop the file because it is corrupted now
+ DropImpl();
+ }
+ catch(const Exception&)
+ {
+ }
+
+ const OUString sError( getConnection()->getResources().getResourceStringWithSubstitution(
+ pErrorId,
+ "$columnname$", _sColumnName
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this );
+}
+
+// creates in principle dBase IV file format
+bool ODbaseTable::CreateFile(const INetURLObject& aFile, bool& bCreateMemo)
+{
+ bCreateMemo = false;
+ Date aDate( Date::SYSTEM ); // current date
+
+ m_pFileStream = createStream_simpleError( aFile.GetMainURL(INetURLObject::DecodeMechanism::NONE),StreamMode::READWRITE | StreamMode::SHARE_DENYWRITE | StreamMode::TRUNC );
+
+ if (!m_pFileStream)
+ return false;
+
+ sal_uInt8 nDbaseType = dBaseIII;
+ Reference<XIndexAccess> xColumns(getColumns(),UNO_QUERY);
+ Reference<XPropertySet> xCol;
+ const OUString sPropType = OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE);
+
+ try
+ {
+ const sal_Int32 nCount = xColumns->getCount();
+ for(sal_Int32 i=0;i<nCount;++i)
+ {
+ xColumns->getByIndex(i) >>= xCol;
+ OSL_ENSURE(xCol.is(),"This should be a column!");
+
+ switch (getINT32(xCol->getPropertyValue(sPropType)))
+ {
+ case DataType::DOUBLE:
+ case DataType::INTEGER:
+ case DataType::TIMESTAMP:
+ case DataType::LONGVARBINARY:
+ nDbaseType = VisualFoxPro;
+ i = nCount; // no more columns need to be checked
+ break;
+ } // switch (getINT32(xCol->getPropertyValue(sPropType)))
+ }
+ }
+ catch ( const Exception& )
+ {
+ try
+ {
+ // we have to drop the file because it is corrupted now
+ DropImpl();
+ }
+ catch(const Exception&) { }
+ throw;
+ }
+
+ char aBuffer[21] = {}; // write buffer
+
+ m_pFileStream->Seek(0);
+ (*m_pFileStream).WriteUChar( nDbaseType ); // dBase format
+ (*m_pFileStream).WriteUChar( aDate.GetYearUnsigned() % 100 ); // current date
+
+
+ (*m_pFileStream).WriteUChar( aDate.GetMonth() );
+ (*m_pFileStream).WriteUChar( aDate.GetDay() );
+ (*m_pFileStream).WriteUInt32( 0 ); // number of data records
+ (*m_pFileStream).WriteUInt16( (m_xColumns->getCount()+1) * 32 + 1 ); // header information,
+ // pColumns contains always an additional column
+ (*m_pFileStream).WriteUInt16( 0 ); // record length will be determined later
+ m_pFileStream->WriteBytes(aBuffer, 20);
+
+ sal_uInt16 nRecLength = 1; // Length 1 for deleted flag
+ sal_Int32 nMaxFieldLength = m_pConnection->getMetaData()->getMaxColumnNameLength();
+ OUString aName;
+ const OUString sPropName = OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME);
+ const OUString sPropPrec = OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_PRECISION);
+ const OUString sPropScale = OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_SCALE);
+
+ try
+ {
+ const sal_Int32 nCount = xColumns->getCount();
+ for(sal_Int32 i=0;i<nCount;++i)
+ {
+ xColumns->getByIndex(i) >>= xCol;
+ OSL_ENSURE(xCol.is(),"This should be a column!");
+
+ char cTyp( 'C' );
+
+ xCol->getPropertyValue(sPropName) >>= aName;
+
+ OString aCol;
+ if ( DBTypeConversion::convertUnicodeString( aName, aCol, m_eEncoding ) > nMaxFieldLength)
+ {
+ throwInvalidColumnType( STR_INVALID_COLUMN_NAME_LENGTH, aName );
+ }
+
+ m_pFileStream->WriteOString( aCol );
+ m_pFileStream->WriteBytes(aBuffer, 11 - aCol.getLength());
+
+ sal_Int32 nPrecision = 0;
+ xCol->getPropertyValue(sPropPrec) >>= nPrecision;
+ sal_Int32 nScale = 0;
+ xCol->getPropertyValue(sPropScale) >>= nScale;
+
+ bool bBinary = false;
+
+ switch (getINT32(xCol->getPropertyValue(sPropType)))
+ {
+ case DataType::CHAR:
+ case DataType::VARCHAR:
+ cTyp = 'C';
+ break;
+ case DataType::DOUBLE:
+ if (getBOOL(xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISCURRENCY)))) // Currency will be treated separately
+ cTyp = 'Y';
+ else
+ cTyp = 'B';
+ break;
+ case DataType::INTEGER:
+ cTyp = 'I';
+ break;
+ case DataType::TINYINT:
+ case DataType::SMALLINT:
+ case DataType::BIGINT:
+ case DataType::DECIMAL:
+ case DataType::NUMERIC:
+ case DataType::REAL:
+ cTyp = 'N'; // only dBase 3 format
+ break;
+ case DataType::TIMESTAMP:
+ cTyp = 'T';
+ break;
+ case DataType::DATE:
+ cTyp = 'D';
+ break;
+ case DataType::BIT:
+ cTyp = 'L';
+ break;
+ case DataType::LONGVARBINARY:
+ bBinary = true;
+ [[fallthrough]];
+ case DataType::LONGVARCHAR:
+ cTyp = 'M';
+ break;
+ default:
+ {
+ throwInvalidColumnType(STR_INVALID_COLUMN_TYPE, aName);
+ }
+ }
+
+ (*m_pFileStream).WriteChar( cTyp );
+ if ( nDbaseType == VisualFoxPro )
+ (*m_pFileStream).WriteUInt32( nRecLength-1 );
+ else
+ m_pFileStream->WriteBytes(aBuffer, 4);
+
+ switch(cTyp)
+ {
+ case 'C':
+ OSL_ENSURE(nPrecision < 255, "ODbaseTable::Create: Column too long!");
+ if (nPrecision > 254)
+ {
+ throwInvalidColumnType(STR_INVALID_COLUMN_PRECISION, aName);
+ }
+ (*m_pFileStream).WriteUChar( std::min(static_cast<unsigned>(nPrecision), 255U) ); // field length
+ nRecLength = nRecLength + static_cast<sal_uInt16>(std::min(static_cast<sal_uInt16>(nPrecision), sal_uInt16(255UL)));
+ (*m_pFileStream).WriteUChar( 0 ); // decimals
+ break;
+ case 'F':
+ case 'N':
+ OSL_ENSURE(nPrecision >= nScale,
+ "ODbaseTable::Create: Field length must be larger than decimal places!");
+ if (nPrecision < nScale)
+ {
+ throwInvalidColumnType(STR_INVALID_PRECISION_SCALE, aName);
+ }
+ if (getBOOL(xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISCURRENCY)))) // Currency will be treated separately
+ {
+ (*m_pFileStream).WriteUChar( 10 ); // standard length
+ (*m_pFileStream).WriteUChar( 4 );
+ nRecLength += 10;
+ }
+ else
+ {
+ sal_Int32 nPrec = SvDbaseConverter::ConvertPrecisionToDbase(nPrecision,nScale);
+
+ (*m_pFileStream).WriteUChar( nPrec );
+ (*m_pFileStream).WriteUChar( nScale );
+ nRecLength += static_cast<sal_uInt16>(nPrec);
+ }
+ break;
+ case 'L':
+ (*m_pFileStream).WriteUChar( 1 );
+ (*m_pFileStream).WriteUChar( 0 );
+ ++nRecLength;
+ break;
+ case 'I':
+ (*m_pFileStream).WriteUChar( 4 );
+ (*m_pFileStream).WriteUChar( 0 );
+ nRecLength += 4;
+ break;
+ case 'Y':
+ case 'B':
+ case 'T':
+ case 'D':
+ (*m_pFileStream).WriteUChar( 8 );
+ (*m_pFileStream).WriteUChar( 0 );
+ nRecLength += 8;
+ break;
+ case 'M':
+ bCreateMemo = true;
+ (*m_pFileStream).WriteUChar( 10 );
+ (*m_pFileStream).WriteUChar( 0 );
+ nRecLength += 10;
+ if ( bBinary )
+ aBuffer[0] = 0x06;
+ break;
+ default:
+ throwInvalidColumnType(STR_INVALID_COLUMN_TYPE, aName);
+ }
+ m_pFileStream->WriteBytes(aBuffer, 14);
+ aBuffer[0] = 0x00;
+ }
+
+ (*m_pFileStream).WriteUChar( FIELD_DESCRIPTOR_TERMINATOR ); // end of header
+ (*m_pFileStream).WriteChar( char(DBF_EOL) );
+ m_pFileStream->Seek(10);
+ (*m_pFileStream).WriteUInt16( nRecLength ); // set record length afterwards
+
+ if (bCreateMemo)
+ {
+ m_pFileStream->Seek(0);
+ if (nDbaseType == VisualFoxPro)
+ (*m_pFileStream).WriteUChar( FoxProMemo );
+ else
+ (*m_pFileStream).WriteUChar( dBaseIIIMemo );
+ } // if (bCreateMemo)
+ }
+ catch ( const Exception& )
+ {
+ try
+ {
+ // we have to drop the file because it is corrupted now
+ DropImpl();
+ }
+ catch(const Exception&) { }
+ throw;
+ }
+ return true;
+}
+
+bool ODbaseTable::HasMemoFields() const
+{
+ return m_aHeader.type > dBaseIV && !utl::ConfigManager::IsFuzzing();
+}
+
+// creates in principle dBase III file format
+bool ODbaseTable::CreateMemoFile(const INetURLObject& aFile)
+{
+ // filehandling macro for table creation
+ m_pMemoStream = createStream_simpleError( aFile.GetMainURL(INetURLObject::DecodeMechanism::NONE),StreamMode::READWRITE | StreamMode::SHARE_DENYWRITE);
+
+ if (!m_pMemoStream)
+ return false;
+
+ m_pMemoStream->SetStreamSize(512);
+
+ m_pMemoStream->Seek(0);
+ (*m_pMemoStream).WriteUInt32( 1 ); // pointer to the first free block
+
+ m_pMemoStream.reset();
+ return true;
+}
+
+bool ODbaseTable::Drop_Static(std::u16string_view _sUrl, bool _bHasMemoFields, OCollection* _pIndexes )
+{
+ INetURLObject aURL;
+ aURL.SetURL(_sUrl);
+
+ bool bDropped = ::utl::UCBContentHelper::Kill(aURL.GetMainURL(INetURLObject::DecodeMechanism::NONE));
+
+ if(bDropped)
+ {
+ if (_bHasMemoFields)
+ { // delete the memo fields
+ aURL.setExtension(u"dbt");
+ bDropped = ::utl::UCBContentHelper::Kill(aURL.GetMainURL(INetURLObject::DecodeMechanism::NONE));
+ }
+
+ if(bDropped)
+ {
+ if(_pIndexes)
+ {
+ try
+ {
+ sal_Int32 i = _pIndexes->getCount();
+ while (i)
+ {
+ _pIndexes->dropByIndex(--i);
+ }
+ }
+ catch(const SQLException&)
+ {
+ }
+ }
+ aURL.setExtension(u"inf");
+
+ // as the inf file does not necessarily exist, we aren't allowed to use UCBContentHelper::Kill
+ try
+ {
+ ::ucbhelper::Content aDeleteContent( aURL.GetMainURL( INetURLObject::DecodeMechanism::NONE ), Reference< XCommandEnvironment >(), comphelper::getProcessComponentContext() );
+ aDeleteContent.executeCommand( "delete", Any( true ) );
+ }
+ catch(const Exception&)
+ {
+ // silently ignore this...
+ }
+ }
+ }
+ return bDropped;
+}
+
+bool ODbaseTable::DropImpl()
+{
+ FileClose();
+
+ if(!m_xIndexes)
+ refreshIndexes(); // look for indexes which must be deleted as well
+
+ bool bDropped = Drop_Static(getEntry(m_pConnection,m_Name),HasMemoFields(),m_xIndexes.get());
+ if(!bDropped)
+ {// we couldn't drop the table so we have to reopen it
+ construct();
+ if(m_xColumns)
+ m_xColumns->refresh();
+ }
+ return bDropped;
+}
+
+
+bool ODbaseTable::InsertRow(OValueRefVector& rRow, const Reference<XIndexAccess>& _xCols)
+{
+ // fill buffer with blanks
+ if (!AllocBuffer())
+ return false;
+
+ memset(m_pBuffer.get(), 0, m_aHeader.recordLength);
+ m_pBuffer[0] = ' ';
+
+ // Copy new row completely:
+ // ... and add at the end as new Record:
+ std::size_t nTempPos = m_nFilePos;
+
+ m_nFilePos = static_cast<std::size_t>(m_aHeader.nbRecords) + 1;
+ bool bInsertRow = UpdateBuffer( rRow, nullptr, _xCols, true );
+ if ( bInsertRow )
+ {
+ std::size_t nFileSize = 0, nMemoFileSize = 0;
+
+ nFileSize = lcl_getFileSize(*m_pFileStream);
+
+ if (HasMemoFields() && m_pMemoStream)
+ {
+ m_pMemoStream->Seek(STREAM_SEEK_TO_END);
+ nMemoFileSize = m_pMemoStream->Tell();
+ }
+
+ if (!WriteBuffer())
+ {
+ m_pFileStream->SetStreamSize(nFileSize); // restore old size
+
+ if (HasMemoFields() && m_pMemoStream)
+ m_pMemoStream->SetStreamSize(nMemoFileSize); // restore old size
+ m_nFilePos = nTempPos; // restore file position
+ }
+ else
+ {
+ (*m_pFileStream).WriteChar( char(DBF_EOL) ); // write EOL
+ // raise number of datasets in the header:
+ m_pFileStream->Seek( 4 );
+ (*m_pFileStream).WriteUInt32( m_aHeader.nbRecords + 1 );
+
+ m_pFileStream->Flush();
+
+ // raise number if successfully
+ m_aHeader.nbRecords++;
+ *rRow[0] = m_nFilePos; // set bookmark
+ m_nFilePos = nTempPos;
+ }
+ }
+ else
+ m_nFilePos = nTempPos;
+
+ return bInsertRow;
+}
+
+
+bool ODbaseTable::UpdateRow(OValueRefVector& rRow, OValueRefRow& pOrgRow, const Reference<XIndexAccess>& _xCols)
+{
+ // fill buffer with blanks
+ if (!AllocBuffer())
+ return false;
+
+ // position on desired record:
+ std::size_t nPos = m_aHeader.headerLength + static_cast<tools::Long>(m_nFilePos-1) * m_aHeader.recordLength;
+ m_pFileStream->Seek(nPos);
+ m_pFileStream->ReadBytes(m_pBuffer.get(), m_aHeader.recordLength);
+
+ std::size_t nMemoFileSize( 0 );
+ if (HasMemoFields() && m_pMemoStream)
+ {
+ m_pMemoStream->Seek(STREAM_SEEK_TO_END);
+ nMemoFileSize = m_pMemoStream->Tell();
+ }
+ if (!UpdateBuffer(rRow, pOrgRow, _xCols, false) || !WriteBuffer())
+ {
+ if (HasMemoFields() && m_pMemoStream)
+ m_pMemoStream->SetStreamSize(nMemoFileSize); // restore old size
+ }
+ else
+ {
+ m_pFileStream->Flush();
+ }
+ return true;
+}
+
+
+bool ODbaseTable::DeleteRow(const OSQLColumns& _rCols)
+{
+ // Set the Delete-Flag (be it set or not):
+ // Position on desired record:
+ std::size_t nFilePos = m_aHeader.headerLength + static_cast<tools::Long>(m_nFilePos-1) * m_aHeader.recordLength;
+ m_pFileStream->Seek(nFilePos);
+
+ OValueRefRow aRow = new OValueRefVector(_rCols.size());
+
+ if (!fetchRow(aRow,_rCols,true))
+ return false;
+
+ Reference<XPropertySet> xCol;
+ OUString aColName;
+ ::comphelper::UStringMixEqual aCase(isCaseSensitive());
+ for (sal_Int32 i = 0; i < m_xColumns->getCount(); i++)
+ {
+ Reference<XPropertySet> xIndex = isUniqueByColumnName(i);
+ if (xIndex.is())
+ {
+ xCol.set(m_xColumns->getByIndex(i), css::uno::UNO_QUERY);
+ OSL_ENSURE(xCol.is(),"ODbaseTable::DeleteRow column is null!");
+ if(xCol.is())
+ {
+ xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME)) >>= aColName;
+
+ Reference<XUnoTunnel> xTunnel(xIndex,UNO_QUERY);
+ OSL_ENSURE(xTunnel.is(),"No TunnelImplementation!");
+ ODbaseIndex* pIndex = comphelper::getFromUnoTunnel<ODbaseIndex>(xTunnel);
+ assert(pIndex && "ODbaseTable::DeleteRow: No Index returned!");
+
+ OSQLColumns::const_iterator aIter = std::find_if(_rCols.begin(), _rCols.end(),
+ [&aCase, &aColName](const OSQLColumns::value_type& rxCol) {
+ return aCase(getString(rxCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_REALNAME))), aColName); });
+ if (aIter == _rCols.end())
+ continue;
+
+ auto nPos = static_cast<sal_Int32>(std::distance(_rCols.begin(), aIter)) + 1;
+ pIndex->Delete(m_nFilePos,*(*aRow)[nPos]);
+ }
+ }
+ }
+
+ m_pFileStream->Seek(nFilePos);
+ (*m_pFileStream).WriteUChar( '*' ); // mark the row in the table as deleted
+ m_pFileStream->Flush();
+ return true;
+}
+
+Reference<XPropertySet> ODbaseTable::isUniqueByColumnName(sal_Int32 _nColumnPos)
+{
+ if(!m_xIndexes)
+ refreshIndexes();
+ if(m_xIndexes->hasElements())
+ {
+ Reference<XPropertySet> xCol;
+ m_xColumns->getByIndex(_nColumnPos) >>= xCol;
+ OSL_ENSURE(xCol.is(),"ODbaseTable::isUniqueByColumnName column is null!");
+ OUString sColName;
+ xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME)) >>= sColName;
+
+ Reference<XPropertySet> xIndex;
+ for(sal_Int32 i=0;i<m_xIndexes->getCount();++i)
+ {
+ xIndex.set(m_xIndexes->getByIndex(i), css::uno::UNO_QUERY);
+ if(xIndex.is() && getBOOL(xIndex->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISUNIQUE))))
+ {
+ Reference<XNameAccess> xCols(Reference<XColumnsSupplier>(xIndex,UNO_QUERY_THROW)->getColumns());
+ if(xCols->hasByName(sColName))
+ return xIndex;
+
+ }
+ }
+ }
+ return Reference<XPropertySet>();
+}
+
+static double toDouble(std::string_view rString)
+{
+ return ::rtl::math::stringToDouble( rString, '.', ',' );
+}
+
+
+bool ODbaseTable::UpdateBuffer(OValueRefVector& rRow, const OValueRefRow& pOrgRow, const Reference<XIndexAccess>& _xCols, const bool bForceAllFields)
+{
+ OSL_ENSURE(m_pBuffer,"Buffer is NULL!");
+ if ( !m_pBuffer )
+ return false;
+ sal_Int32 nByteOffset = 1;
+
+ // Update fields:
+ Reference<XPropertySet> xCol;
+ Reference<XPropertySet> xIndex;
+ OUString aColName;
+ const sal_Int32 nColumnCount = m_xColumns->getCount();
+ std::vector< Reference<XPropertySet> > aIndexedCols(nColumnCount);
+
+ ::comphelper::UStringMixEqual aCase(isCaseSensitive());
+
+ Reference<XIndexAccess> xColumns(m_xColumns.get());
+ // first search a key that exist already in the table
+ for (sal_Int32 i = 0; i < nColumnCount; ++i)
+ {
+ sal_Int32 nPos = i;
+ if(_xCols != xColumns)
+ {
+ m_xColumns->getByIndex(i) >>= xCol;
+ OSL_ENSURE(xCol.is(),"ODbaseTable::UpdateBuffer column is null!");
+ xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME)) >>= aColName;
+
+ for(nPos = 0;nPos<_xCols->getCount();++nPos)
+ {
+ Reference<XPropertySet> xFindCol(
+ _xCols->getByIndex(nPos), css::uno::UNO_QUERY);
+ OSL_ENSURE(xFindCol.is(),"ODbaseTable::UpdateBuffer column is null!");
+ if(aCase(getString(xFindCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME))),aColName))
+ break;
+ }
+ if (nPos >= _xCols->getCount())
+ continue;
+ }
+
+ ++nPos;
+ xIndex = isUniqueByColumnName(i);
+ aIndexedCols[i] = xIndex;
+ if (xIndex.is())
+ {
+ // first check if the value is different to the old one and when if it conform to the index
+ if(pOrgRow.is() && (rRow[nPos]->getValue().isNull() || rRow[nPos] == (*pOrgRow)[nPos]))
+ continue;
+ else
+ {
+ Reference<XUnoTunnel> xTunnel(xIndex,UNO_QUERY);
+ OSL_ENSURE(xTunnel.is(),"No TunnelImplementation!");
+ ODbaseIndex* pIndex = comphelper::getFromUnoTunnel<ODbaseIndex>(xTunnel);
+ assert(pIndex && "ODbaseTable::UpdateBuffer: No Index returned!");
+
+ if (pIndex->Find(0,*rRow[nPos]))
+ {
+ // There is no unique value
+ if ( aColName.isEmpty() )
+ {
+ m_xColumns->getByIndex(i) >>= xCol;
+ OSL_ENSURE(xCol.is(),"ODbaseTable::UpdateBuffer column is null!");
+ xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME)) >>= aColName;
+ xCol.clear();
+ } // if ( !aColName.getLength() )
+ const OUString sError( getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_DUPLICATE_VALUE_IN_COLUMN
+ ,"$columnname$", aColName
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this );
+ }
+ }
+ }
+ }
+
+ // when we are here there is no double key in the table
+
+ for (sal_Int32 i = 0; i < nColumnCount && nByteOffset <= m_nBufferSize ; ++i)
+ {
+ // Lengths for each data type:
+ assert(i >= 0);
+ OSL_ENSURE(o3tl::make_unsigned(i) < m_aPrecisions.size(),"Illegal index!");
+ sal_Int32 nLen = 0;
+ sal_Int32 nType = 0;
+ sal_Int32 nScale = 0;
+ if ( o3tl::make_unsigned(i) < m_aPrecisions.size() )
+ {
+ nLen = m_aPrecisions[i];
+ nType = m_aTypes[i];
+ nScale = m_aScales[i];
+ }
+ else
+ {
+ m_xColumns->getByIndex(i) >>= xCol;
+ if ( xCol.is() )
+ {
+ xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_PRECISION)) >>= nLen;
+ xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE)) >>= nType;
+ xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_SCALE)) >>= nScale;
+ }
+ }
+
+ bool bSetZero = false;
+ switch (nType)
+ {
+ case DataType::INTEGER:
+ case DataType::DOUBLE:
+ case DataType::TIMESTAMP:
+ bSetZero = true;
+ [[fallthrough]];
+ case DataType::LONGVARBINARY:
+ case DataType::DATE:
+ case DataType::BIT:
+ case DataType::LONGVARCHAR:
+ nLen = m_aRealFieldLengths[i];
+ break;
+ case DataType::DECIMAL:
+ nLen = SvDbaseConverter::ConvertPrecisionToDbase(nLen,nScale);
+ break; // The sign and the comma
+ default:
+ break;
+
+ } // switch (nType)
+
+ sal_Int32 nPos = i;
+ if(_xCols != xColumns)
+ {
+ m_xColumns->getByIndex(i) >>= xCol;
+ OSL_ENSURE(xCol.is(),"ODbaseTable::UpdateBuffer column is null!");
+ xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME)) >>= aColName;
+ for(nPos = 0;nPos<_xCols->getCount();++nPos)
+ {
+ Reference<XPropertySet> xFindCol(
+ _xCols->getByIndex(nPos), css::uno::UNO_QUERY);
+ if(aCase(getString(xFindCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME))),aColName))
+ break;
+ }
+ if (nPos >= _xCols->getCount())
+ {
+ nByteOffset += nLen;
+ continue;
+ }
+ }
+
+
+ ++nPos; // the row values start at 1
+ const ORowSetValue &thisColVal = rRow[nPos]->get();
+ const bool thisColIsBound = thisColVal.isBound();
+ const bool thisColIsNull = !thisColIsBound || thisColVal.isNull();
+ // don't overwrite non-bound columns
+ if ( ! (bForceAllFields || thisColIsBound) )
+ {
+ // No - don't overwrite this field, it has not changed.
+ nByteOffset += nLen;
+ continue;
+ }
+ if (aIndexedCols[i].is())
+ {
+ Reference<XUnoTunnel> xTunnel(aIndexedCols[i],UNO_QUERY);
+ OSL_ENSURE(xTunnel.is(),"No TunnelImplementation!");
+ ODbaseIndex* pIndex = comphelper::getFromUnoTunnel<ODbaseIndex>(xTunnel);
+ assert(pIndex && "ODbaseTable::UpdateBuffer: No Index returned!");
+ // Update !!
+ if (pOrgRow.is() && !thisColIsNull)
+ pIndex->Update(m_nFilePos, *(*pOrgRow)[nPos], thisColVal);
+ else
+ pIndex->Insert(m_nFilePos, thisColVal);
+ }
+
+ char* pData = reinterpret_cast<char *>(m_pBuffer.get() + nByteOffset);
+ if (thisColIsNull)
+ {
+ if ( bSetZero )
+ memset(pData,0,nLen); // Clear to NULL char ('\0')
+ else
+ memset(pData,' ',nLen); // Clear to space/blank ('\0x20')
+ nByteOffset += nLen;
+ OSL_ENSURE( nByteOffset <= m_nBufferSize ,"ByteOffset > m_nBufferSize!");
+ continue;
+ }
+
+ try
+ {
+ switch (nType)
+ {
+ case DataType::TIMESTAMP:
+ {
+ sal_Int32 nJulianDate = 0, nJulianTime = 0;
+ lcl_CalcJulDate(nJulianDate,nJulianTime, thisColVal.getDateTime());
+ // Exactly 8 bytes to copy:
+ memcpy(pData,&nJulianDate,4);
+ memcpy(pData+4,&nJulianTime,4);
+ }
+ break;
+ case DataType::DATE:
+ {
+ css::util::Date aDate;
+ if(thisColVal.getTypeKind() == DataType::DOUBLE)
+ aDate = ::dbtools::DBTypeConversion::toDate(thisColVal.getDouble());
+ else
+ aDate = thisColVal.getDate();
+ char s[sizeof("-327686553565535")];
+ // reserve enough space for hypothetical max length
+ snprintf(s,
+ sizeof(s),
+ "%04" SAL_PRIdINT32 "%02" SAL_PRIuUINT32 "%02" SAL_PRIuUINT32,
+ static_cast<sal_Int32>(aDate.Year),
+ static_cast<sal_uInt32>(aDate.Month),
+ static_cast<sal_uInt32>(aDate.Day));
+
+ // Exactly 8 bytes to copy (even if s could hypothetically be longer):
+ memcpy(pData,s,8);
+ } break;
+ case DataType::INTEGER:
+ {
+ sal_Int32 nValue = thisColVal.getInt32();
+ if (o3tl::make_unsigned(nLen) > sizeof(nValue))
+ return false;
+ memcpy(pData,&nValue,nLen);
+ }
+ break;
+ case DataType::DOUBLE:
+ {
+ const double d = thisColVal.getDouble();
+ m_xColumns->getByIndex(i) >>= xCol;
+
+ if (getBOOL(xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISCURRENCY)))) // Currency is treated separately
+ {
+ sal_Int64 nValue = 0;
+ if ( m_aScales[i] )
+ nValue = static_cast<sal_Int64>(d * pow(10.0,static_cast<int>(m_aScales[i])));
+ else
+ nValue = static_cast<sal_Int64>(d);
+ if (o3tl::make_unsigned(nLen) > sizeof(nValue))
+ return false;
+ memcpy(pData,&nValue,nLen);
+ } // if (getBOOL(xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISCURRENCY)))) // Currency is treated separately
+ else
+ {
+ if (o3tl::make_unsigned(nLen) > sizeof(d))
+ return false;
+ memcpy(pData,&d,nLen);
+ }
+ }
+ break;
+ case DataType::DECIMAL:
+ {
+ memset(pData,' ',nLen); // Clear to NULL
+
+ const double n = thisColVal.getDouble();
+
+ // one, because const_cast GetFormatPrecision on SvNumberFormat is not constant,
+ // even though it really could and should be
+ const OString aDefaultValue( ::rtl::math::doubleToString( n, rtl_math_StringFormat_F, nScale, '.', nullptr, 0));
+ const sal_Int32 nValueLen = aDefaultValue.getLength();
+ if ( nValueLen <= nLen )
+ {
+ // Write value right-justified, padded with blanks to the left.
+ memcpy(pData+nLen-nValueLen,aDefaultValue.getStr(),nValueLen);
+ // write the resulting double back
+ *rRow[nPos] = toDouble(aDefaultValue);
+ }
+ else
+ {
+ m_xColumns->getByIndex(i) >>= xCol;
+ OSL_ENSURE(xCol.is(),"ODbaseTable::UpdateBuffer column is null!");
+ xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME)) >>= aColName;
+ std::vector< std::pair<const char* , OUString > > aStringToSubstitutes
+ {
+ { "$columnname$", aColName },
+ { "$precision$", OUString::number(nLen) },
+ { "$scale$", OUString::number(nScale) },
+ { "$value$", OStringToOUString(aDefaultValue,RTL_TEXTENCODING_UTF8) }
+ };
+
+ const OUString sError( getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_INVALID_COLUMN_DECIMAL_VALUE
+ ,aStringToSubstitutes
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this );
+ }
+ } break;
+ case DataType::BIT:
+ *pData = thisColVal.getBool() ? 'T' : 'F';
+ break;
+ case DataType::LONGVARBINARY:
+ case DataType::LONGVARCHAR:
+ {
+ char cNext = pData[nLen]; // Mark's scratch and replaced by 0
+ pData[nLen] = '\0'; // This is because the buffer is always a sign of greater ...
+
+ std::size_t nBlockNo = strtol(pData,nullptr,10); // Block number read
+
+ // Next initial character restore again:
+ pData[nLen] = cNext;
+ if (!m_pMemoStream)
+ break;
+ WriteMemo(thisColVal, nBlockNo);
+
+ OString aBlock(OString::number(nBlockNo));
+ //align aBlock at the right of a nLen sequence, fill to the left with '0'
+ OStringBuffer aStr;
+ comphelper::string::padToLength(aStr, nLen - aBlock.getLength(), '0');
+ aStr.append(aBlock);
+
+ // Copy characters:
+ memcpy(pData, aStr.getStr(), nLen);
+ } break;
+ default:
+ {
+ memset(pData,' ',nLen); // Clear to NULL
+
+ OUString sStringToWrite( thisColVal.getString() );
+
+ // convert the string, using the connection's encoding
+ OString sEncoded;
+
+ DBTypeConversion::convertUnicodeStringToLength( sStringToWrite, sEncoded, nLen, m_eEncoding );
+ memcpy( pData, sEncoded.getStr(), sEncoded.getLength() );
+
+ }
+ break;
+ }
+ }
+ catch( const SQLException& )
+ {
+ throw;
+ }
+ catch ( const Exception& )
+ {
+ m_xColumns->getByIndex(i) >>= xCol;
+ OSL_ENSURE( xCol.is(), "ODbaseTable::UpdateBuffer column is null!" );
+ if ( xCol.is() )
+ xCol->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME)) >>= aColName;
+
+ const OUString sError( getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_INVALID_COLUMN_VALUE,
+ "$columnname$", aColName
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this );
+ }
+ // And more ...
+ nByteOffset += nLen;
+ OSL_ENSURE( nByteOffset <= m_nBufferSize ,"ByteOffset > m_nBufferSize!");
+ }
+ return true;
+}
+
+
+void ODbaseTable::WriteMemo(const ORowSetValue& aVariable, std::size_t& rBlockNr)
+{
+ // if the BlockNo 0 is given, the block will be appended at the end
+ std::size_t nSize = 0;
+ OString aStr;
+ css::uno::Sequence<sal_Int8> aValue;
+ sal_uInt8 nHeader[4];
+ const bool bBinary = aVariable.getTypeKind() == DataType::LONGVARBINARY && m_aMemoHeader.db_typ == MemoFoxPro;
+ if ( bBinary )
+ {
+ aValue = aVariable.getSequence();
+ nSize = aValue.getLength();
+ }
+ else
+ {
+ nSize = DBTypeConversion::convertUnicodeString( aVariable.getString(), aStr, m_eEncoding );
+ }
+
+ // append or overwrite
+ bool bAppend = rBlockNr == 0;
+
+ if (!bAppend)
+ {
+ switch (m_aMemoHeader.db_typ)
+ {
+ case MemodBaseIII: // dBase III-Memofield, ends with 2 * Ctrl-Z
+ bAppend = nSize > (512 - 2);
+ break;
+ case MemoFoxPro:
+ case MemodBaseIV: // dBase IV-Memofield with length
+ {
+ char sHeader[4];
+ m_pMemoStream->Seek(rBlockNr * m_aMemoHeader.db_size);
+ m_pMemoStream->SeekRel(4);
+ m_pMemoStream->ReadBytes(sHeader, 4);
+
+ std::size_t nOldSize;
+ if (m_aMemoHeader.db_typ == MemoFoxPro)
+ nOldSize = ((static_cast<unsigned char>(sHeader[0]) * 256 +
+ static_cast<unsigned char>(sHeader[1])) * 256 +
+ static_cast<unsigned char>(sHeader[2])) * 256 +
+ static_cast<unsigned char>(sHeader[3]);
+ else
+ nOldSize = ((static_cast<unsigned char>(sHeader[3]) * 256 +
+ static_cast<unsigned char>(sHeader[2])) * 256 +
+ static_cast<unsigned char>(sHeader[1])) * 256 +
+ static_cast<unsigned char>(sHeader[0]) - 8;
+
+ // fits the new length in the used blocks
+ std::size_t nUsedBlocks = ((nSize + 8) / m_aMemoHeader.db_size) + (((nSize + 8) % m_aMemoHeader.db_size > 0) ? 1 : 0),
+ nOldUsedBlocks = ((nOldSize + 8) / m_aMemoHeader.db_size) + (((nOldSize + 8) % m_aMemoHeader.db_size > 0) ? 1 : 0);
+ bAppend = nUsedBlocks > nOldUsedBlocks;
+ }
+ }
+ }
+
+ if (bAppend)
+ {
+ sal_uInt64 const nStreamSize = m_pMemoStream->TellEnd();
+ // fill last block
+ rBlockNr = (nStreamSize / m_aMemoHeader.db_size) + ((nStreamSize % m_aMemoHeader.db_size) > 0 ? 1 : 0);
+
+ m_pMemoStream->SetStreamSize(rBlockNr * m_aMemoHeader.db_size);
+ m_pMemoStream->Seek(STREAM_SEEK_TO_END);
+ }
+ else
+ {
+ m_pMemoStream->Seek(rBlockNr * m_aMemoHeader.db_size);
+ }
+
+ switch (m_aMemoHeader.db_typ)
+ {
+ case MemodBaseIII: // dBase III-Memofield, ends with Ctrl-Z
+ {
+ const char cEOF = char(DBF_EOL);
+ nSize++;
+ m_pMemoStream->WriteBytes(aStr.getStr(), aStr.getLength());
+ m_pMemoStream->WriteChar( cEOF ).WriteChar( cEOF );
+ } break;
+ case MemoFoxPro:
+ case MemodBaseIV: // dBase IV-Memofield with length
+ {
+ if ( MemodBaseIV == m_aMemoHeader.db_typ )
+ (*m_pMemoStream).WriteUChar( 0xFF )
+ .WriteUChar( 0xFF )
+ .WriteUChar( 0x08 );
+ else
+ (*m_pMemoStream).WriteUChar( 0x00 )
+ .WriteUChar( 0x00 )
+ .WriteUChar( 0x00 );
+
+ sal_uInt32 nWriteSize = nSize;
+ if (m_aMemoHeader.db_typ == MemoFoxPro)
+ {
+ if ( bBinary )
+ (*m_pMemoStream).WriteUChar( 0x00 ); // Picture
+ else
+ (*m_pMemoStream).WriteUChar( 0x01 ); // Memo
+ for (int i = 4; i > 0; nWriteSize >>= 8)
+ nHeader[--i] = static_cast<sal_uInt8>(nWriteSize % 256);
+ }
+ else
+ {
+ (*m_pMemoStream).WriteUChar( 0x00 );
+ nWriteSize += 8;
+ for (int i = 0; i < 4; nWriteSize >>= 8)
+ nHeader[i++] = static_cast<sal_uInt8>(nWriteSize % 256);
+ }
+
+ m_pMemoStream->WriteBytes(nHeader, 4);
+ if ( bBinary )
+ m_pMemoStream->WriteBytes(aValue.getConstArray(), aValue.getLength());
+ else
+ m_pMemoStream->WriteBytes(aStr.getStr(), aStr.getLength());
+ m_pMemoStream->Flush();
+ }
+ }
+
+
+ // Write the new block number
+ if (bAppend)
+ {
+ sal_uInt64 const nStreamSize = m_pMemoStream->TellEnd();
+ m_aMemoHeader.db_next = (nStreamSize / m_aMemoHeader.db_size) + ((nStreamSize % m_aMemoHeader.db_size) > 0 ? 1 : 0);
+
+ // Write the new block number
+ m_pMemoStream->Seek(0);
+ (*m_pMemoStream).WriteUInt32( m_aMemoHeader.db_next );
+ m_pMemoStream->Flush();
+ }
+}
+
+
+// XAlterTable
+void SAL_CALL ODbaseTable::alterColumnByName( const OUString& colName, const Reference< XPropertySet >& descriptor )
+{
+ ::osl::MutexGuard aGuard(m_aMutex);
+ checkDisposed(OTableDescriptor_BASE::rBHelper.bDisposed);
+
+
+ Reference<XDataDescriptorFactory> xOldColumn;
+ m_xColumns->getByName(colName) >>= xOldColumn;
+
+ try
+ {
+ alterColumn(m_xColumns->findColumn(colName)-1,descriptor,xOldColumn);
+ }
+ catch (const css::lang::IndexOutOfBoundsException&)
+ {
+ throw NoSuchElementException(colName, *this);
+ }
+}
+
+void SAL_CALL ODbaseTable::alterColumnByIndex( sal_Int32 index, const Reference< XPropertySet >& descriptor )
+{
+ ::osl::MutexGuard aGuard(m_aMutex);
+ checkDisposed(OTableDescriptor_BASE::rBHelper.bDisposed);
+
+ if(index < 0 || index >= m_xColumns->getCount())
+ throw IndexOutOfBoundsException(OUString::number(index),*this);
+
+ Reference<XDataDescriptorFactory> xOldColumn;
+ m_xColumns->getByIndex(index) >>= xOldColumn;
+ alterColumn(index,descriptor,xOldColumn);
+}
+
+void ODbaseTable::alterColumn(sal_Int32 index,
+ const Reference< XPropertySet >& descriptor ,
+ const Reference< XDataDescriptorFactory >& xOldColumn )
+{
+ if(index < 0 || index >= m_xColumns->getCount())
+ throw IndexOutOfBoundsException(OUString::number(index),*this);
+
+ try
+ {
+ OSL_ENSURE(descriptor.is(),"ODbaseTable::alterColumn: descriptor can not be null!");
+ // creates a copy of the original column and copy all properties from descriptor in xCopyColumn
+ Reference<XPropertySet> xCopyColumn;
+ if(xOldColumn.is())
+ xCopyColumn = xOldColumn->createDataDescriptor();
+ else
+ xCopyColumn = new OColumn(getConnection()->getMetaData()->supportsMixedCaseQuotedIdentifiers());
+
+ ::comphelper::copyProperties(descriptor,xCopyColumn);
+
+ // creates a temp file
+
+ OUString sTempName = createTempFile();
+
+ rtl::Reference<ODbaseTable> pNewTable = new ODbaseTable(m_pTables,static_cast<ODbaseConnection*>(m_pConnection));
+ Reference<XPropertySet> xHoldTable = pNewTable;
+ pNewTable->setPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME),Any(sTempName));
+ Reference<XAppend> xAppend(pNewTable->getColumns(),UNO_QUERY);
+ OSL_ENSURE(xAppend.is(),"ODbaseTable::alterColumn: No XAppend interface!");
+
+ // copy the structure
+ sal_Int32 i=0;
+ for(;i < index;++i)
+ {
+ Reference<XPropertySet> xProp;
+ m_xColumns->getByIndex(i) >>= xProp;
+ Reference<XDataDescriptorFactory> xColumn(xProp,UNO_QUERY);
+ Reference<XPropertySet> xCpy;
+ if(xColumn.is())
+ xCpy = xColumn->createDataDescriptor();
+ else
+ xCpy = new OColumn(getConnection()->getMetaData()->supportsMixedCaseQuotedIdentifiers());
+ ::comphelper::copyProperties(xProp,xCpy);
+ xAppend->appendByDescriptor(xCpy);
+ }
+ ++i; // now insert our new column
+ xAppend->appendByDescriptor(xCopyColumn);
+
+ for(;i < m_xColumns->getCount();++i)
+ {
+ Reference<XPropertySet> xProp;
+ m_xColumns->getByIndex(i) >>= xProp;
+ Reference<XDataDescriptorFactory> xColumn(xProp,UNO_QUERY);
+ Reference<XPropertySet> xCpy;
+ if(xColumn.is())
+ xCpy = xColumn->createDataDescriptor();
+ else
+ xCpy = new OColumn(getConnection()->getMetaData()->supportsMixedCaseQuotedIdentifiers());
+ ::comphelper::copyProperties(xProp,xCpy);
+ xAppend->appendByDescriptor(xCpy);
+ }
+
+ // construct the new table
+ if(!pNewTable->CreateImpl())
+ {
+ const OUString sError( getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_COLUMN_NOT_ALTERABLE,
+ "$columnname$", ::comphelper::getString(descriptor->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME)))
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this );
+ }
+
+ pNewTable->construct();
+
+ // copy the data
+ copyData(pNewTable.get(),0);
+
+ // now drop the old one
+ if( DropImpl() ) // we don't want to delete the memo columns too
+ {
+ try
+ {
+ // rename the new one to the old one
+ pNewTable->renameImpl(m_Name);
+ }
+ catch(const css::container::ElementExistException&)
+ {
+ const OUString sError( getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_COULD_NOT_DELETE_FILE,
+ "$filename$", m_Name
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this );
+ }
+ // release the temp file
+ pNewTable = nullptr;
+ ::comphelper::disposeComponent(xHoldTable);
+ }
+ else
+ {
+ pNewTable = nullptr;
+ }
+ FileClose();
+ construct();
+ if(m_xColumns)
+ m_xColumns->refresh();
+
+ }
+ catch(const SQLException&)
+ {
+ throw;
+ }
+ catch(const Exception&)
+ {
+ TOOLS_WARN_EXCEPTION( "connectivity.drivers","");
+ throw;
+ }
+}
+
+Reference< XDatabaseMetaData> ODbaseTable::getMetaData() const
+{
+ return getConnection()->getMetaData();
+}
+
+void SAL_CALL ODbaseTable::rename( const OUString& newName )
+{
+ ::osl::MutexGuard aGuard(m_aMutex);
+ checkDisposed(OTableDescriptor_BASE::rBHelper.bDisposed);
+ if(m_pTables && m_pTables->hasByName(newName))
+ throw ElementExistException(newName,*this);
+
+
+ renameImpl(newName);
+
+ ODbaseTable_BASE::rename(newName);
+
+ construct();
+ if(m_xColumns)
+ m_xColumns->refresh();
+}
+namespace
+{
+ void renameFile(file::OConnection const * _pConnection,std::u16string_view oldName,
+ const OUString& newName, std::u16string_view _sExtension)
+ {
+ OUString aName = ODbaseTable::getEntry(_pConnection,oldName);
+ if(aName.isEmpty())
+ {
+ OUString aIdent = _pConnection->getContent()->getIdentifier()->getContentIdentifier();
+ if ( aIdent.lastIndexOf('/') != (aIdent.getLength()-1) )
+ aIdent += "/";
+ aIdent += oldName;
+ aName = aIdent;
+ }
+ INetURLObject aURL;
+ aURL.SetURL(aName);
+
+ aURL.setExtension( _sExtension );
+ OUString sNewName(newName + "." + _sExtension);
+
+ try
+ {
+ Content aContent(aURL.GetMainURL(INetURLObject::DecodeMechanism::NONE),Reference<XCommandEnvironment>(), comphelper::getProcessComponentContext());
+
+ Sequence< PropertyValue > aProps{ { "Title",
+ -1, // n/a
+ Any(sNewName),
+ css::beans::PropertyState_DIRECT_VALUE } };
+ Sequence< Any > aValues;
+ aContent.executeCommand( "setPropertyValues",Any(aProps) ) >>= aValues;
+ if(aValues.hasElements() && aValues[0].hasValue())
+ throw Exception("setPropertyValues returned non-zero", nullptr);
+ }
+ catch(const Exception&)
+ {
+ throw ElementExistException(newName);
+ }
+ }
+}
+
+void ODbaseTable::renameImpl( const OUString& newName )
+{
+ ::osl::MutexGuard aGuard(m_aMutex);
+
+ FileClose();
+
+
+ renameFile(m_pConnection,m_Name,newName,m_pConnection->getExtension());
+ if ( HasMemoFields() )
+ { // delete the memo fields
+ renameFile(m_pConnection,m_Name,newName,u"dbt");
+ }
+}
+
+void ODbaseTable::addColumn(const Reference< XPropertySet >& _xNewColumn)
+{
+ OUString sTempName = createTempFile();
+
+ rtl::Reference xNewTable(new ODbaseTable(m_pTables,static_cast<ODbaseConnection*>(m_pConnection)));
+ xNewTable->setPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME),Any(sTempName));
+ {
+ Reference<XAppend> xAppend(xNewTable->getColumns(),UNO_QUERY);
+ bool bCase = getConnection()->getMetaData()->supportsMixedCaseQuotedIdentifiers();
+ // copy the structure
+ for(sal_Int32 i=0;i < m_xColumns->getCount();++i)
+ {
+ Reference<XPropertySet> xProp;
+ m_xColumns->getByIndex(i) >>= xProp;
+ Reference<XDataDescriptorFactory> xColumn(xProp,UNO_QUERY);
+ Reference<XPropertySet> xCpy;
+ if(xColumn.is())
+ xCpy = xColumn->createDataDescriptor();
+ else
+ {
+ xCpy = new OColumn(bCase);
+ ::comphelper::copyProperties(xProp,xCpy);
+ }
+
+ xAppend->appendByDescriptor(xCpy);
+ }
+ Reference<XPropertySet> xCpy = new OColumn(bCase);
+ ::comphelper::copyProperties(_xNewColumn,xCpy);
+ xAppend->appendByDescriptor(xCpy);
+ }
+
+ // construct the new table
+ if(!xNewTable->CreateImpl())
+ {
+ const OUString sError( getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_COLUMN_NOT_ADDABLE,
+ "$columnname$", ::comphelper::getString(_xNewColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME)))
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this );
+ }
+
+ xNewTable->construct();
+ // copy the data
+ copyData(xNewTable.get(),xNewTable->m_xColumns->getCount());
+ // drop the old table
+ if(DropImpl())
+ {
+ xNewTable->renameImpl(m_Name);
+ // release the temp file
+ }
+ xNewTable.clear();
+
+ FileClose();
+ construct();
+ if(m_xColumns)
+ m_xColumns->refresh();
+}
+
+void ODbaseTable::dropColumn(sal_Int32 _nPos)
+{
+ OUString sTempName = createTempFile();
+
+ rtl::Reference xNewTable(new ODbaseTable(m_pTables,static_cast<ODbaseConnection*>(m_pConnection)));
+ xNewTable->setPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME),Any(sTempName));
+ {
+ Reference<XAppend> xAppend(xNewTable->getColumns(),UNO_QUERY);
+ bool bCase = getConnection()->getMetaData()->supportsMixedCaseQuotedIdentifiers();
+ // copy the structure
+ for(sal_Int32 i=0;i < m_xColumns->getCount();++i)
+ {
+ if(_nPos != i)
+ {
+ Reference<XPropertySet> xProp;
+ m_xColumns->getByIndex(i) >>= xProp;
+ Reference<XDataDescriptorFactory> xColumn(xProp,UNO_QUERY);
+ Reference<XPropertySet> xCpy;
+ if(xColumn.is())
+ xCpy = xColumn->createDataDescriptor();
+ else
+ {
+ xCpy = new OColumn(bCase);
+ ::comphelper::copyProperties(xProp,xCpy);
+ }
+ xAppend->appendByDescriptor(xCpy);
+ }
+ }
+ }
+
+ // construct the new table
+ if(!xNewTable->CreateImpl())
+ {
+ const OUString sError( getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_COLUMN_NOT_DROP,
+ "$position$", OUString::number(_nPos)
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this );
+ }
+ xNewTable->construct();
+ // copy the data
+ copyData(xNewTable.get(),_nPos);
+ // drop the old table
+ if(DropImpl())
+ xNewTable->renameImpl(m_Name);
+ // release the temp file
+
+ xNewTable.clear();
+
+ FileClose();
+ construct();
+}
+
+OUString ODbaseTable::createTempFile()
+{
+ OUString aIdent = m_pConnection->getContent()->getIdentifier()->getContentIdentifier();
+ if ( aIdent.lastIndexOf('/') != (aIdent.getLength()-1) )
+ aIdent += "/";
+
+ OUString sTempName(aIdent);
+ OUString sExt("." + m_pConnection->getExtension());
+ OUString sName(m_Name);
+ TempFile aTempFile(sName, true, &sExt, &sTempName);
+ if(!aTempFile.IsValid())
+ getConnection()->throwGenericSQLException(STR_COULD_NOT_ALTER_TABLE, *this);
+
+ INetURLObject aURL;
+ aURL.SetSmartProtocol(INetProtocol::File);
+ aURL.SetURL(aTempFile.GetURL());
+
+ OUString sNewName(aURL.getName().copy(0, aURL.getName().getLength() - sExt.getLength()));
+
+ return sNewName;
+}
+
+void ODbaseTable::copyData(ODbaseTable* _pNewTable,sal_Int32 _nPos)
+{
+ sal_Int32 nPos = _nPos + 1; // +1 because we always have the bookmark column as well
+ OValueRefRow aRow = new OValueRefVector(m_xColumns->getCount());
+ OValueRefRow aInsertRow;
+ if(_nPos)
+ {
+ aInsertRow = new OValueRefVector(_pNewTable->m_xColumns->getCount());
+ std::for_each(aInsertRow->begin(),aInsertRow->end(),TSetRefBound(true));
+ }
+ else
+ aInsertRow = aRow;
+
+ // we only have to bind the values which we need to copy into the new table
+ std::for_each(aRow->begin(),aRow->end(),TSetRefBound(true));
+ if(_nPos && (_nPos < static_cast<sal_Int32>(aRow->size())))
+ (*aRow)[nPos]->setBound(false);
+
+
+ sal_Int32 nCurPos;
+ OValueRefVector::const_iterator aIter;
+ for(sal_uInt32 nRowPos = 0; nRowPos < m_aHeader.nbRecords;++nRowPos)
+ {
+ bool bOk = seekRow( IResultSetHelper::BOOKMARK, nRowPos+1, nCurPos );
+ if ( bOk )
+ {
+ bOk = fetchRow( aRow, *m_aColumns, true);
+ if ( bOk && !aRow->isDeleted() ) // copy only not deleted rows
+ {
+ // special handling when pos == 0 then we don't have to distinguish between the two rows
+ if(_nPos)
+ {
+ aIter = aRow->begin()+1;
+ sal_Int32 nCount = 1;
+ for(OValueRefVector::iterator aInsertIter = aInsertRow->begin()+1; aIter != aRow->end() && aInsertIter != aInsertRow->end();++aIter,++nCount)
+ {
+ if(nPos != nCount)
+ {
+ (*aInsertIter)->setValue( (*aIter)->getValue() );
+ ++aInsertIter;
+ }
+ }
+ }
+ bOk = _pNewTable->InsertRow(*aInsertRow, _pNewTable->m_xColumns.get());
+ SAL_WARN_IF(!bOk, "connectivity.drivers", "Row could not be inserted!");
+ }
+ else
+ {
+ SAL_WARN_IF(!bOk, "connectivity.drivers", "Row could not be fetched!");
+ }
+ }
+ else
+ {
+ OSL_ASSERT(false);
+ }
+ } // for(sal_uInt32 nRowPos = 0; nRowPos < m_aHeader.db_anz;++nRowPos)
+}
+
+void ODbaseTable::throwInvalidDbaseFormat()
+{
+ FileClose();
+ // no dbase file
+
+ const OUString sError( getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_INVALID_DBASE_FILE,
+ "$filename$", getEntry(m_pConnection,m_Name)
+ ) );
+ ::dbtools::throwGenericSQLException( sError, *this );
+}
+
+void ODbaseTable::refreshHeader()
+{
+ if ( m_aHeader.nbRecords == 0 )
+ readHeader();
+}
+
+bool ODbaseTable::seekRow(IResultSetHelper::Movement eCursorPosition, sal_Int32 nOffset, sal_Int32& nCurPos)
+{
+ // prepare positioning:
+ OSL_ENSURE(m_pFileStream,"ODbaseTable::seekRow: FileStream is NULL!");
+
+ sal_uInt32 nNumberOfRecords = m_aHeader.nbRecords;
+ sal_uInt32 nTempPos = m_nFilePos;
+ m_nFilePos = nCurPos;
+
+ switch(eCursorPosition)
+ {
+ case IResultSetHelper::NEXT:
+ ++m_nFilePos;
+ break;
+ case IResultSetHelper::PRIOR:
+ if (m_nFilePos > 0)
+ --m_nFilePos;
+ break;
+ case IResultSetHelper::FIRST:
+ m_nFilePos = 1;
+ break;
+ case IResultSetHelper::LAST:
+ m_nFilePos = nNumberOfRecords;
+ break;
+ case IResultSetHelper::RELATIVE1:
+ m_nFilePos = (m_nFilePos + nOffset < 0) ? 0
+ : static_cast<sal_uInt32>(m_nFilePos + nOffset);
+ break;
+ case IResultSetHelper::ABSOLUTE1:
+ case IResultSetHelper::BOOKMARK:
+ m_nFilePos = static_cast<sal_uInt32>(nOffset);
+ break;
+ }
+
+ if (m_nFilePos > static_cast<sal_Int32>(nNumberOfRecords))
+ m_nFilePos = static_cast<sal_Int32>(nNumberOfRecords) + 1;
+
+ if (m_nFilePos == 0 || m_nFilePos == static_cast<sal_Int32>(nNumberOfRecords) + 1)
+ goto Error;
+ else
+ {
+ std::size_t nEntryLen = m_aHeader.recordLength;
+
+ OSL_ENSURE(m_nFilePos >= 1,"SdbDBFCursor::FileFetchRow: invalid record position");
+ std::size_t nPos = m_aHeader.headerLength + static_cast<std::size_t>(m_nFilePos-1) * nEntryLen;
+
+ m_pFileStream->Seek(nPos);
+ if (m_pFileStream->GetError() != ERRCODE_NONE)
+ goto Error;
+
+ std::size_t nRead = m_pFileStream->ReadBytes(m_pBuffer.get(), nEntryLen);
+ if (nRead != nEntryLen)
+ {
+ SAL_WARN("connectivity.drivers", "ODbaseTable::seekRow: short read!");
+ goto Error;
+ }
+ if (m_pFileStream->GetError() != ERRCODE_NONE)
+ goto Error;
+ }
+ goto End;
+
+Error:
+ switch(eCursorPosition)
+ {
+ case IResultSetHelper::PRIOR:
+ case IResultSetHelper::FIRST:
+ m_nFilePos = 0;
+ break;
+ case IResultSetHelper::LAST:
+ case IResultSetHelper::NEXT:
+ case IResultSetHelper::ABSOLUTE1:
+ case IResultSetHelper::RELATIVE1:
+ if (nOffset > 0)
+ m_nFilePos = nNumberOfRecords + 1;
+ else if (nOffset < 0)
+ m_nFilePos = 0;
+ break;
+ case IResultSetHelper::BOOKMARK:
+ m_nFilePos = nTempPos; // last position
+ }
+ return false;
+
+End:
+ nCurPos = m_nFilePos;
+ return true;
+}
+
+bool ODbaseTable::ReadMemo(std::size_t nBlockNo, ORowSetValue& aVariable)
+{
+ m_pMemoStream->Seek(nBlockNo * m_aMemoHeader.db_size);
+ switch (m_aMemoHeader.db_typ)
+ {
+ case MemodBaseIII: // dBase III-Memofield, ends with Ctrl-Z
+ {
+ const char cEOF = char(DBF_EOL);
+ OStringBuffer aBStr;
+ static char aBuf[514];
+ aBuf[512] = 0; // avoid random value
+ bool bReady = false;
+
+ do
+ {
+ m_pMemoStream->ReadBytes(&aBuf, 512);
+
+ sal_uInt16 i = 0;
+ while (aBuf[i] != cEOF && ++i < 512)
+ ;
+ bReady = aBuf[i] == cEOF;
+
+ aBuf[i] = 0;
+ aBStr.append(aBuf);
+
+ } while (!bReady && !m_pMemoStream->eof());
+
+ aVariable = OStringToOUString(aBStr.makeStringAndClear(),
+ m_eEncoding);
+
+ } break;
+ case MemoFoxPro:
+ case MemodBaseIV: // dBase IV-Memofield with length
+ {
+ bool bIsText = true;
+ char sHeader[4];
+ m_pMemoStream->ReadBytes(sHeader, 4);
+ // Foxpro stores text and binary data
+ if (m_aMemoHeader.db_typ == MemoFoxPro)
+ {
+ bIsText = sHeader[3] != 0;
+ }
+ else if (static_cast<sal_uInt8>(sHeader[0]) != 0xFF || static_cast<sal_uInt8>(sHeader[1]) != 0xFF || static_cast<sal_uInt8>(sHeader[2]) != 0x08)
+ {
+ return false;
+ }
+
+ sal_uInt32 nLength(0);
+ (*m_pMemoStream).ReadUInt32( nLength );
+
+ if (m_aMemoHeader.db_typ == MemodBaseIV)
+ nLength -= 8;
+
+ if ( nLength )
+ {
+ if ( bIsText )
+ {
+ OStringBuffer aBuffer(read_uInt8s_ToOString(*m_pMemoStream, nLength));
+ //pad it out with ' ' to expected length on short read
+ sal_Int32 nRequested = sal::static_int_cast<sal_Int32>(nLength);
+ comphelper::string::padToLength(aBuffer, nRequested, ' ');
+ aVariable = OStringToOUString(aBuffer.makeStringAndClear(), m_eEncoding);
+ } // if ( bIsText )
+ else
+ {
+ css::uno::Sequence< sal_Int8 > aData(nLength);
+ m_pMemoStream->ReadBytes(aData.getArray(), nLength);
+ aVariable = aData;
+ }
+ } // if ( nLength )
+ }
+ }
+ return true;
+}
+
+bool ODbaseTable::AllocBuffer()
+{
+ sal_uInt16 nSize = m_aHeader.recordLength;
+ SAL_WARN_IF(nSize == 0, "connectivity.drivers", "Size too small");
+
+ if (m_nBufferSize != nSize)
+ {
+ m_pBuffer.reset();
+ }
+
+ // if there is no buffer available: allocate:
+ if (!m_pBuffer && nSize > 0)
+ {
+ m_nBufferSize = nSize;
+ m_pBuffer.reset(new sal_uInt8[m_nBufferSize+1]);
+ }
+
+ return m_pBuffer != nullptr;
+}
+
+bool ODbaseTable::WriteBuffer()
+{
+ OSL_ENSURE(m_nFilePos >= 1,"SdbDBFCursor::FileFetchRow: invalid record position");
+
+ // position on desired record:
+ std::size_t nPos = m_aHeader.headerLength + static_cast<tools::Long>(m_nFilePos-1) * m_aHeader.recordLength;
+ m_pFileStream->Seek(nPos);
+ return m_pFileStream->WriteBytes(m_pBuffer.get(), m_aHeader.recordLength) > 0;
+}
+
+sal_Int32 ODbaseTable::getCurrentLastPos() const
+{
+ return m_aHeader.nbRecords;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/connectivity/source/drivers/dbase/DTables.cxx b/connectivity/source/drivers/dbase/DTables.cxx
new file mode 100644
index 000000000..8f63263c1
--- /dev/null
+++ b/connectivity/source/drivers/dbase/DTables.cxx
@@ -0,0 +1,127 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+
+#include <dbase/DConnection.hxx>
+#include <dbase/DTables.hxx>
+#include <dbase/DTable.hxx>
+#include <com/sun/star/sdbc/SQLException.hpp>
+#include <file/FCatalog.hxx>
+#include <file/FConnection.hxx>
+#include <com/sun/star/lang/XUnoTunnel.hpp>
+#include <dbase/DCatalog.hxx>
+#include <comphelper/servicehelper.hxx>
+#include <cppuhelper/exc_hlp.hxx>
+#include <strings.hrc>
+#include <connectivity/dbexception.hxx>
+
+using namespace ::comphelper;
+using namespace connectivity;
+using namespace connectivity::dbase;
+using namespace connectivity::file;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::sdbcx;
+using namespace ::com::sun::star::sdbc;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::container;
+
+sdbcx::ObjectType ODbaseTables::createObject(const OUString& _rName)
+{
+ rtl::Reference<ODbaseTable> pRet = new ODbaseTable(this, static_cast<ODbaseConnection*>(static_cast<OFileCatalog&>(m_rParent).getConnection()),
+ _rName,"TABLE");
+
+ pRet->construct();
+ return pRet;
+}
+
+void ODbaseTables::impl_refresh( )
+{
+ static_cast<ODbaseCatalog*>(&m_rParent)->refreshTables();
+}
+
+Reference< XPropertySet > ODbaseTables::createDescriptor()
+{
+ return new ODbaseTable(this, static_cast<ODbaseConnection*>(static_cast<OFileCatalog&>(m_rParent).getConnection()));
+}
+
+// XAppend
+sdbcx::ObjectType ODbaseTables::appendObject( const OUString& _rForName, const Reference< XPropertySet >& descriptor )
+{
+ auto pTable = comphelper::getFromUnoTunnel<ODbaseTable>(descriptor);
+ if(pTable)
+ {
+ pTable->setPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME),Any(_rForName));
+ try
+ {
+ if(!pTable->CreateImpl())
+ throw SQLException();
+ }
+ catch(SQLException&)
+ {
+ throw;
+ }
+ catch(Exception& ex)
+ {
+ css::uno::Any anyEx = cppu::getCaughtException();
+ throw SQLException( ex.Message, nullptr, "", 0, anyEx );
+ }
+ }
+ return createObject( _rForName );
+}
+
+// XDrop
+void ODbaseTables::dropObject(sal_Int32 _nPos, const OUString& _sElementName)
+{
+ Reference< XUnoTunnel> xTunnel;
+ try
+ {
+ xTunnel.set(getObject(_nPos),UNO_QUERY);
+ }
+ catch(const Exception&)
+ {
+ if(ODbaseTable::Drop_Static(ODbaseTable::getEntry(static_cast<OFileCatalog&>(m_rParent).getConnection(),_sElementName),false,nullptr))
+ return;
+ }
+
+ if ( xTunnel.is() )
+ {
+ ODbaseTable* pTable = comphelper::getFromUnoTunnel<ODbaseTable>(xTunnel);
+ if(pTable)
+ pTable->DropImpl();
+ }
+ else
+ {
+ const OUString sError( static_cast<OFileCatalog&>(m_rParent).getConnection()->getResources().getResourceStringWithSubstitution(
+ STR_TABLE_NOT_DROP,
+ "$tablename$", _sElementName
+ ) );
+ ::dbtools::throwGenericSQLException( sError, nullptr );
+ }
+}
+
+Any SAL_CALL ODbaseTables::queryInterface( const Type & rType )
+{
+ typedef sdbcx::OCollection OTables_BASE;
+ return OTables_BASE::queryInterface(rType);
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/connectivity/source/drivers/dbase/dbase.component b/connectivity/source/drivers/dbase/dbase.component
new file mode 100644
index 000000000..b078a765d
--- /dev/null
+++ b/connectivity/source/drivers/dbase/dbase.component
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ -->
+
+<component loader="com.sun.star.loader.SharedLibrary" environment="@CPPU_ENV@"
+ xmlns="http://openoffice.org/2010/uno-components">
+ <implementation name="com.sun.star.comp.sdbc.dbase.ODriver"
+ constructor="connectivity_dbase_ODriver">
+ <service name="com.sun.star.sdbc.Driver"/>
+ <service name="com.sun.star.sdbcx.Driver"/>
+ </implementation>
+</component>
diff --git a/connectivity/source/drivers/dbase/dindexnode.cxx b/connectivity/source/drivers/dbase/dindexnode.cxx
new file mode 100644
index 000000000..3ac8b8064
--- /dev/null
+++ b/connectivity/source/drivers/dbase/dindexnode.cxx
@@ -0,0 +1,1046 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <dbase/dindexnode.hxx>
+#include <dbase/DIndex.hxx>
+#include <o3tl/safeint.hxx>
+#include <tools/debug.hxx>
+#include <tools/stream.hxx>
+#include <sal/log.hxx>
+
+#include <algorithm>
+#include <memory>
+
+
+using namespace connectivity;
+using namespace connectivity::dbase;
+using namespace connectivity::file;
+using namespace com::sun::star::sdbc;
+
+ONDXKey::ONDXKey()
+ :nRecord(0)
+{
+}
+
+ONDXKey::ONDXKey(const ORowSetValue& rVal, sal_Int32 eType, sal_uInt32 nRec)
+ : ONDXKey_BASE(eType)
+ , nRecord(nRec)
+ , xValue(rVal)
+{
+}
+
+ONDXKey::ONDXKey(const OUString& aStr, sal_uInt32 nRec)
+ : ONDXKey_BASE(css::sdbc::DataType::VARCHAR)
+ ,nRecord(nRec)
+{
+ if (!aStr.isEmpty())
+ {
+ xValue = aStr;
+ xValue.setBound(true);
+ }
+}
+
+ONDXKey::ONDXKey(double aVal, sal_uInt32 nRec)
+ : ONDXKey_BASE(css::sdbc::DataType::DOUBLE)
+ ,nRecord(nRec)
+ ,xValue(aVal)
+{
+}
+
+// index page
+ONDXPage::ONDXPage(ODbaseIndex& rInd, sal_uInt32 nPos, ONDXPage* pParent)
+ : nRefCount(0)
+ , bNoDelete(1)
+ , nPagePos(nPos)
+ , bModified(false)
+ , nCount(0)
+ , aParent(pParent)
+ , rIndex(rInd)
+{
+ sal_uInt16 nT = rIndex.getHeader().db_maxkeys;
+ ppNodes.reset( new ONDXNode[nT] );
+}
+
+ONDXPage::~ONDXPage()
+{
+}
+
+void ONDXPage::ReleaseRef()
+{
+ assert( nRefCount >= 1);
+ if(--nRefCount == 0 && !bNoDelete)
+ {
+ QueryDelete();
+ }
+}
+
+void ONDXPage::QueryDelete()
+{
+ // Store in GarbageCollector
+ if (IsModified() && rIndex.m_pFileStream)
+ WriteONDXPage( *rIndex.m_pFileStream, *this );
+
+ bModified = false;
+ if (rIndex.UseCollector())
+ {
+ if (aChild.Is())
+ aChild->Release(false);
+
+ for (sal_uInt16 i = 0; i < rIndex.getHeader().db_maxkeys;i++)
+ {
+ if (ppNodes[i].GetChild().Is())
+ ppNodes[i].GetChild()->Release(false);
+
+ ppNodes[i] = ONDXNode();
+ }
+ bNoDelete = 1;
+
+ nCount = 0;
+ aParent.Clear();
+ rIndex.Collect(this);
+ }
+ else
+ {
+ // I'm not sure about the original purpose of this line, but right now
+ // it serves the purpose that anything that attempts to do an AddFirstRef()
+ // after an object is deleted will trip an assert.
+ nRefCount = 1 << 30;
+ delete this;
+ }
+}
+
+ONDXPagePtr& ONDXPage::GetChild(ODbaseIndex const * pIndex)
+{
+ if (!aChild.Is() && pIndex)
+ {
+ aChild = rIndex.CreatePage(aChild.GetPagePos(),this,aChild.HasPage());
+ }
+ return aChild;
+}
+
+
+sal_uInt16 ONDXPage::FindPos(const ONDXKey& rKey) const
+{
+ // searches the position for the given key in a page
+ sal_uInt16 i = 0;
+ while (i < nCount && rKey > ((*this)[i]).GetKey())
+ i++;
+
+ return i;
+}
+
+
+bool ONDXPage::Find(const ONDXKey& rKey)
+{
+ // searches the given key
+ // Speciality: At the end of the method
+ // the actual page and the position of the node, fulfilling the '<=' condition, are saved
+ // This is considered at insert.
+ sal_uInt16 i = 0;
+ while (i < nCount && rKey > ((*this)[i]).GetKey())
+ i++;
+
+ bool bResult = false;
+
+ if (!IsLeaf())
+ {
+ // descend further
+ ONDXPagePtr aPage = (i==0) ? GetChild(&rIndex) : ((*this)[i-1]).GetChild(&rIndex, this);
+ bResult = aPage.Is() && aPage->Find(rKey);
+ }
+ else if (i == nCount)
+ {
+ rIndex.m_aCurLeaf = this;
+ rIndex.m_nCurNode = i - 1;
+ bResult = false;
+ }
+ else
+ {
+ bResult = rKey == ((*this)[i]).GetKey();
+ rIndex.m_aCurLeaf = this;
+ rIndex.m_nCurNode = bResult ? i : i - 1;
+ }
+ return bResult;
+}
+
+
+bool ONDXPage::Insert(ONDXNode& rNode, sal_uInt32 nRowsLeft)
+{
+ // When creating an index there can be multiple nodes added,
+ // these are sorted ascending
+ bool bAppend = nRowsLeft > 0;
+ if (IsFull())
+ {
+ ONDXNode aSplitNode;
+ if (bAppend)
+ aSplitNode = rNode;
+ else
+ {
+ // Save the last node
+ aSplitNode = (*this)[nCount-1];
+ if(rNode.GetKey() <= aSplitNode.GetKey())
+ {
+ bool bResult = true;
+ // this practically reduces the number of nodes by 1
+ if (IsLeaf() && this == rIndex.m_aCurLeaf)
+ {
+ // assumes, that the node, for which the condition (<=) holds, is stored in m_nCurNode
+ --nCount; // (otherwise we might get Assertions and GPFs - 60593)
+ bResult = Insert(rIndex.m_nCurNode + 1, rNode);
+ }
+ else // position unknown
+ {
+ sal_uInt16 nPos = NODE_NOTFOUND;
+ while (++nPos < nCount && rNode.GetKey() > ((*this)[nPos]).GetKey()) ;
+
+ --nCount; // (otherwise we might get Assertions and GPFs - 60593)
+ bResult = Insert(nPos, rNode);
+ }
+
+ // can the new node be inserted
+ if (!bResult)
+ {
+ nCount++;
+ aSplitNode = rNode;
+ }
+ }
+ else
+ aSplitNode = rNode;
+ }
+
+ sal_uInt32 nNewPagePos = rIndex.GetPageCount();
+ sal_uInt32 nNewPageCount = nNewPagePos + 1;
+
+ // insert extracted node into parent node
+ if (!HasParent())
+ {
+ // No parent, then new root
+ ONDXPagePtr aNewRoot = rIndex.CreatePage(nNewPagePos + 1);
+ aNewRoot->SetChild(this);
+
+ rIndex.m_aRoot = aNewRoot;
+ rIndex.SetRootPos(nNewPagePos + 1);
+ rIndex.SetPageCount(++nNewPageCount);
+ }
+
+ // create new leaf and divide page
+ ONDXPagePtr aNewPage = rIndex.CreatePage(nNewPagePos,aParent);
+ rIndex.SetPageCount(nNewPageCount);
+
+ // How many nodes are being inserted?
+ // Enough, then we can fill the page to the brim
+ ONDXNode aInnerNode;
+ if (!IsLeaf() || nRowsLeft < o3tl::make_unsigned(rIndex.GetMaxNodes() / 2))
+ aInnerNode = Split(*aNewPage);
+ else
+ {
+ aInnerNode = (*this)[nCount - 1];
+
+ // Node points to the new page
+ aInnerNode.SetChild(aNewPage);
+
+ // Inner nodes have no record number
+ if (rIndex.isUnique())
+ aInnerNode.GetKey().ResetRecord();
+
+ // new page points to the page of the extracted node
+ if (!IsLeaf())
+ aNewPage->SetChild(aInnerNode.GetChild());
+ }
+
+ aNewPage->Append(aSplitNode);
+ ONDXPagePtr aTempParent = aParent;
+ if (IsLeaf())
+ {
+ rIndex.m_aCurLeaf = aNewPage;
+ rIndex.m_nCurNode = rIndex.m_aCurLeaf->Count() - 1;
+
+ // free not needed pages, there are no references to those on the page
+ // afterwards 'this' can't be valid anymore!!!
+ ReleaseFull();
+ }
+
+ // Insert extracted node
+ return aTempParent->Insert(aInnerNode);
+ }
+ else // Fill the page up
+ {
+ if (bAppend)
+ {
+ if (IsLeaf())
+ rIndex.m_nCurNode = nCount - 1;
+ return Append(rNode);
+ }
+ else
+ {
+ sal_uInt16 nNodePos = FindPos(rNode.GetKey());
+ if (IsLeaf())
+ rIndex.m_nCurNode = nNodePos;
+
+ return Insert(nNodePos, rNode);
+ }
+ }
+}
+
+
+bool ONDXPage::Insert(sal_uInt16 nPos, ONDXNode& rNode)
+{
+ sal_uInt16 nMaxCount = rIndex.getHeader().db_maxkeys;
+ if (nPos >= nMaxCount)
+ return false;
+
+ if (nCount)
+ {
+ ++nCount;
+ // shift right
+ for (sal_uInt16 i = std::min(static_cast<sal_uInt16>(nMaxCount-1), static_cast<sal_uInt16>(nCount-1)); nPos < i; --i)
+ (*this)[i] = (*this)[i-1];
+ }
+ else
+ if (nCount < nMaxCount)
+ nCount++;
+
+ // insert at the position
+ ONDXNode& rInsertNode = (*this)[nPos];
+ rInsertNode = rNode;
+ if (rInsertNode.GetChild().Is())
+ {
+ rInsertNode.GetChild()->SetParent(this);
+ rNode.GetChild()->SetParent(this);
+ }
+
+ bModified = true;
+
+ return true;
+}
+
+
+bool ONDXPage::Append(ONDXNode& rNode)
+{
+ DBG_ASSERT(!IsFull(), "no Append possible");
+ return Insert(nCount, rNode);
+}
+
+void ONDXPage::Release(bool bSave)
+{
+ // free pages
+ if (aChild.Is())
+ aChild->Release(bSave);
+
+ // free pointer
+ aChild.Clear();
+
+ for (sal_uInt16 i = 0; i < rIndex.getHeader().db_maxkeys;i++)
+ {
+ if (ppNodes[i].GetChild())
+ ppNodes[i].GetChild()->Release(bSave);
+
+ ppNodes[i].GetChild().Clear();
+ }
+ aParent.Clear();
+}
+
+void ONDXPage::ReleaseFull()
+{
+ ONDXPagePtr aTempParent = aParent;
+ Release();
+
+ if (aTempParent.Is())
+ {
+ // Free pages not needed, there will be no reference anymore to the pages
+ // afterwards 'this' can't be valid anymore!!!
+ sal_uInt16 nParentPos = aTempParent->Search(this);
+ if (nParentPos != NODE_NOTFOUND)
+ (*aTempParent)[nParentPos].GetChild().Clear();
+ else
+ aTempParent->GetChild().Clear();
+ }
+}
+
+void ONDXPage::Delete(sal_uInt16 nNodePos)
+{
+ if (IsLeaf())
+ {
+ // The last element will not be deleted
+ if (nNodePos == (nCount - 1))
+ {
+ ONDXNode aNode = (*this)[nNodePos];
+
+ // parent's KeyValue has to be replaced
+ if (HasParent())
+ aParent->SearchAndReplace(aNode.GetKey(),
+ (*this)[nNodePos-1].GetKey());
+ }
+ }
+
+ // Delete the node
+ Remove(nNodePos);
+
+ // Underflow
+ if (HasParent() && nCount < (rIndex.GetMaxNodes() / 2))
+ {
+ // determine, which node points to the page
+ sal_uInt16 nParentNodePos = aParent->Search(this);
+ // last element on parent-page -> merge with secondlast page
+ if (nParentNodePos == (aParent->Count() - 1))
+ {
+ if (!nParentNodePos)
+ // merge with left neighbour
+ Merge(nParentNodePos,aParent->GetChild(&rIndex));
+ else
+ Merge(nParentNodePos,(*aParent)[nParentNodePos-1].GetChild(&rIndex,aParent));
+ }
+ // otherwise merge page with next page
+ else
+ {
+ // merge with right neighbour
+ Merge(nParentNodePos + 1,((*aParent)[nParentNodePos + 1].GetChild(&rIndex,aParent)));
+ nParentNodePos++;
+ }
+ if (HasParent() && !(*aParent)[nParentNodePos].HasChild())
+ aParent->Delete(nParentNodePos);
+ }
+ else if (IsRoot())
+ // make sure that the position of the root is kept
+ rIndex.SetRootPos(nPagePos);
+}
+
+
+ONDXNode ONDXPage::Split(ONDXPage& rPage)
+{
+ DBG_ASSERT(IsFull(), "Incorrect Splitting");
+ /* divide one page into two
+ leaf:
+ Page 1 is (n - (n/2))
+ Page 2 is (n/2)
+ Node n/2 will be duplicated
+ inner node:
+ Page 1 is (n+1)/2
+ Page 2 is (n/2-1)
+ Node ((n+1)/2 + 1) : will be taken out
+ */
+ ONDXNode aResultNode;
+ if (IsLeaf())
+ {
+ for (sal_uInt16 i = nCount - (nCount / 2), j = 0 ; i < nCount; i++)
+ rPage.Insert(j++,(*this)[i]);
+
+ // this node contains a key that already exists in the tree and must be replaced
+ ONDXNode aLastNode = (*this)[nCount - 1];
+ nCount = nCount - (nCount / 2);
+ aResultNode = (*this)[nCount - 1];
+
+ if (HasParent())
+ aParent->SearchAndReplace(aLastNode.GetKey(),
+ aResultNode.GetKey());
+ }
+ else
+ {
+ for (sal_uInt16 i = (nCount + 1) / 2 + 1, j = 0 ; i < nCount; i++)
+ rPage.Insert(j++,(*this)[i]);
+
+ aResultNode = (*this)[(nCount + 1) / 2];
+ nCount = (nCount + 1) / 2;
+
+ // new page points to page with extracted node
+ rPage.SetChild(aResultNode.GetChild());
+ }
+ // node points to new page
+ aResultNode.SetChild(&rPage);
+
+ // inner nodes have no record number
+ if (rIndex.isUnique())
+ aResultNode.GetKey().ResetRecord();
+ bModified = true;
+ return aResultNode;
+}
+
+
+void ONDXPage::Merge(sal_uInt16 nParentNodePos, const ONDXPagePtr& xPage)
+{
+ DBG_ASSERT(HasParent(), "no parent existing");
+ DBG_ASSERT(nParentNodePos != NODE_NOTFOUND, "Wrong index setup");
+
+ /* Merge 2 pages */
+ sal_uInt16 nMaxNodes = rIndex.GetMaxNodes(),
+ nMaxNodes_2 = nMaxNodes / 2;
+
+ // Determine if page is right or left neighbour
+ bool bRight = ((*xPage)[0].GetKey() > (*this)[0].GetKey()); // true when xPage is at the right side
+ sal_uInt16 nNewCount = (*xPage).Count() + Count();
+
+ if (IsLeaf())
+ {
+ // Condition for merge
+ if (nNewCount < (nMaxNodes_2 * 2))
+ {
+ sal_uInt16 nLastNode = bRight ? Count() - 1 : xPage->Count() - 1;
+ if (bRight)
+ {
+ DBG_ASSERT(xPage != this,"xPage and THIS must not be the same: infinite loop");
+ // shift all nodes from xPage to the left node (append)
+ while (xPage->Count())
+ {
+ Append((*xPage)[0]);
+ xPage->Remove(0);
+ }
+ }
+ else
+ {
+ DBG_ASSERT(xPage != this,"xPage and THIS must not be the same: infinite loop");
+ // xPage is the left page and THIS the right one
+ while (xPage->Count())
+ {
+ Insert(0,(*xPage)[xPage->Count()-1]);
+ xPage->Remove(xPage->Count()-1);
+ }
+ // replace old position of xPage in parent with this
+ if (nParentNodePos)
+ (*aParent)[nParentNodePos-1].SetChild(this,aParent);
+ else // or set as right node
+ aParent->SetChild(this);
+ aParent->SetModified(true);
+
+ }
+
+ // cancel Child-relationship at parent node
+ (*aParent)[nParentNodePos].SetChild();
+ // replace the Node-value, only if changed page is the left one, otherwise become
+ if(aParent->IsRoot() && aParent->Count() == 1)
+ {
+ (*aParent)[0].SetChild();
+ aParent->ReleaseFull();
+ aParent.Clear();
+ rIndex.SetRootPos(nPagePos);
+ rIndex.m_aRoot = this;
+ SetModified(true);
+ }
+ else
+ aParent->SearchAndReplace((*this)[nLastNode].GetKey(),(*this)[nCount-1].GetKey());
+
+ xPage->SetModified(false);
+ xPage->ReleaseFull(); // is not needed anymore
+ }
+ // balance the elements nNewCount >= (nMaxNodes_2 * 2)
+ else
+ {
+ if (bRight)
+ {
+ // shift all nodes from xPage to the left node (append)
+ ONDXNode aReplaceNode = (*this)[nCount - 1];
+ while (nCount < nMaxNodes_2)
+ {
+ Append((*xPage)[0]);
+ xPage->Remove(0);
+ }
+ // Replace the node values: replace old last value by the last of xPage
+ aParent->SearchAndReplace(aReplaceNode.GetKey(),(*this)[nCount-1].GetKey());
+ }
+ else
+ {
+ // insert all nodes from this in front of the xPage nodes
+ ONDXNode aReplaceNode = (*this)[nCount - 1];
+ while (xPage->Count() < nMaxNodes_2)
+ {
+ xPage->Insert(0,(*this)[nCount-1]);
+ Remove(nCount-1);
+ }
+ // Replace the node value
+ aParent->SearchAndReplace(aReplaceNode.GetKey(),(*this)[Count()-1].GetKey());
+ }
+ }
+ }
+ else // !IsLeaf()
+ {
+ // Condition for merge
+ if (nNewCount < nMaxNodes_2 * 2)
+ {
+ if (bRight)
+ {
+ DBG_ASSERT(xPage != this,"xPage and THIS must not be the same: infinite loop");
+ // Parent node will be integrated; is initialized with Child from xPage
+ (*aParent)[nParentNodePos].SetChild(xPage->GetChild(),aParent);
+ Append((*aParent)[nParentNodePos]);
+ for (sal_uInt16 i = 0 ; i < xPage->Count(); i++)
+ Append((*xPage)[i]);
+ }
+ else
+ {
+ DBG_ASSERT(xPage != this,"xPage and THIS must not be the same: infinite loop");
+ // Parent-node will be integrated; is initialized with child
+ (*aParent)[nParentNodePos].SetChild(GetChild(),aParent); // Parent memorizes my child
+ Insert(0,(*aParent)[nParentNodePos]); // insert parent node into myself
+ while (xPage->Count())
+ {
+ Insert(0,(*xPage)[xPage->Count()-1]);
+ xPage->Remove(xPage->Count()-1);
+ }
+ SetChild(xPage->GetChild());
+
+ if (nParentNodePos)
+ (*aParent)[nParentNodePos-1].SetChild(this,aParent);
+ else
+ aParent->SetChild(this);
+ }
+
+ // afterwards parent node will be reset
+ (*aParent)[nParentNodePos].SetChild();
+ aParent->SetModified(true);
+
+ if(aParent->IsRoot() && aParent->Count() == 1)
+ {
+ (*aParent).SetChild();
+ aParent->ReleaseFull();
+ aParent.Clear();
+ rIndex.SetRootPos(nPagePos);
+ rIndex.m_aRoot = this;
+ SetModified(true);
+ }
+ else if(nParentNodePos)
+ // replace the node value
+ // for Append the range will be enlarged, for Insert the old node from xPage will reference to this
+ // that's why the node must be updated here
+ aParent->SearchAndReplace((*aParent)[nParentNodePos-1].GetKey(),(*aParent)[nParentNodePos].GetKey());
+
+ xPage->SetModified(false);
+ xPage->ReleaseFull();
+ }
+ // balance the elements
+ else
+ {
+ if (bRight)
+ {
+ while (nCount < nMaxNodes_2)
+ {
+ (*aParent)[nParentNodePos].SetChild(xPage->GetChild(),aParent);
+ Append((*aParent)[nParentNodePos]);
+ (*aParent)[nParentNodePos] = (*xPage)[0];
+ xPage->Remove(0);
+ }
+ xPage->SetChild((*aParent)[nParentNodePos].GetChild());
+ (*aParent)[nParentNodePos].SetChild(xPage,aParent);
+ }
+ else
+ {
+ while (nCount < nMaxNodes_2)
+ {
+ (*aParent)[nParentNodePos].SetChild(GetChild(),aParent);
+ Insert(0,(*aParent)[nParentNodePos]);
+ (*aParent)[nParentNodePos] = (*xPage)[xPage->Count()-1];
+ xPage->Remove(xPage->Count()-1);
+ }
+ SetChild((*aParent)[nParentNodePos].GetChild());
+ (*aParent)[nParentNodePos].SetChild(this,aParent);
+
+ }
+ aParent->SetModified(true);
+ }
+ }
+}
+
+// ONDXNode
+
+
+void ONDXNode::Read(SvStream &rStream, ODbaseIndex const & rIndex)
+{
+ rStream.ReadUInt32( aKey.nRecord ); // key
+
+ if (rIndex.getHeader().db_keytype)
+ {
+ double aDbl;
+ rStream.ReadDouble( aDbl );
+ aKey = ONDXKey(aDbl,aKey.nRecord);
+ }
+ else
+ {
+ sal_uInt16 nLen = rIndex.getHeader().db_keylen;
+ OString aBuf = read_uInt8s_ToOString(rStream, nLen);
+ //get length minus trailing whitespace
+ sal_Int32 nContentLen = aBuf.getLength();
+ while (nContentLen && aBuf[nContentLen-1] == ' ')
+ --nContentLen;
+ aKey = ONDXKey(OUString(aBuf.getStr(), nContentLen, rIndex.m_pTable->getConnection()->getTextEncoding()) ,aKey.nRecord);
+ }
+ rStream >> aChild;
+}
+
+
+void ONDXNode::Write(SvStream &rStream, const ONDXPage& rPage) const
+{
+ const ODbaseIndex& rIndex = rPage.GetIndex();
+ if (!rIndex.isUnique() || rPage.IsLeaf())
+ rStream.WriteUInt32( aKey.nRecord ); // key
+ else
+ rStream.WriteUInt32( 0 ); // key
+
+ if (rIndex.getHeader().db_keytype) // double
+ {
+ if (sizeof(double) != rIndex.getHeader().db_keylen)
+ {
+ SAL_WARN("connectivity.dbase", "this key length cannot possibly be right?");
+ }
+ if (aKey.getValue().isNull())
+ {
+ sal_uInt8 buf[sizeof(double)] = {};
+ rStream.WriteBytes(&buf[0], sizeof(double));
+ }
+ else
+ rStream.WriteDouble( aKey.getValue().getDouble() );
+ }
+ else
+ {
+ sal_uInt16 const nLen(rIndex.getHeader().db_keylen);
+ std::unique_ptr<sal_uInt8[]> pBuf(new sal_uInt8[nLen]);
+ memset(&pBuf[0], 0x20, nLen);
+ if (!aKey.getValue().isNull())
+ {
+ OUString sValue = aKey.getValue().getString();
+ OString aText(OUStringToOString(sValue, rIndex.m_pTable->getConnection()->getTextEncoding()));
+ strncpy(reinterpret_cast<char *>(&pBuf[0]), aText.getStr(),
+ std::min<size_t>(nLen, aText.getLength()));
+ }
+ rStream.WriteBytes(&pBuf[0], nLen);
+ }
+ WriteONDXPagePtr( rStream, aChild );
+}
+
+
+ONDXPagePtr& ONDXNode::GetChild(ODbaseIndex* pIndex, ONDXPage* pParent)
+{
+ if (!aChild.Is() && pIndex)
+ {
+ aChild = pIndex->CreatePage(aChild.GetPagePos(),pParent,aChild.HasPage());
+ }
+ return aChild;
+}
+
+
+// ONDXKey
+
+
+bool ONDXKey::IsText(sal_Int32 eType)
+{
+ return eType == DataType::VARCHAR || eType == DataType::CHAR;
+}
+
+
+int ONDXKey::Compare(const ONDXKey& rKey) const
+{
+ sal_Int32 nRes;
+
+ if (getValue().isNull())
+ {
+ if (rKey.getValue().isNull() || (IsText(getDBType()) && rKey.getValue().getString().isEmpty()))
+ nRes = 0;
+ else
+ nRes = -1;
+ }
+ else if (rKey.getValue().isNull())
+ {
+ if (getValue().isNull() || (IsText(getDBType()) && getValue().getString().isEmpty()))
+ nRes = 0;
+ else
+ nRes = 1;
+ }
+ else if (IsText(getDBType()))
+ {
+ nRes = getValue().getString().compareTo(rKey.getValue().getString());
+ }
+ else
+ {
+ double m = getValue().getDouble();
+ double n = rKey.getValue().getDouble();
+ nRes = (m > n) ? 1 : ( m < n) ? -1 : 0;
+ }
+
+ // compare record, if index !Unique
+ if (nRes == 0 && nRecord && rKey.nRecord)
+ {
+ nRes = (nRecord > rKey.nRecord) ? 1 :
+ (nRecord == rKey.nRecord) ? 0 : -1;
+ }
+ return nRes;
+}
+
+void ONDXKey::setValue(const ORowSetValue& _rVal)
+{
+ xValue = _rVal;
+}
+
+const ORowSetValue& ONDXKey::getValue() const
+{
+ return xValue;
+}
+
+SvStream& connectivity::dbase::operator >> (SvStream &rStream, ONDXPagePtr& rPage)
+{
+ rStream.ReadUInt32( rPage.nPagePos );
+ return rStream;
+}
+
+SvStream& connectivity::dbase::WriteONDXPagePtr(SvStream &rStream, const ONDXPagePtr& rPage)
+{
+ rStream.WriteUInt32( rPage.nPagePos );
+ return rStream;
+}
+
+// ONDXPagePtr
+ONDXPagePtr::ONDXPagePtr()
+ : mpPage(nullptr)
+ , nPagePos(0)
+{
+}
+
+ONDXPagePtr::ONDXPagePtr(ONDXPagePtr&& rRef) noexcept
+{
+ mpPage = rRef.mpPage;
+ rRef.mpPage = nullptr;
+ nPagePos = rRef.nPagePos;
+}
+
+ONDXPagePtr::ONDXPagePtr(ONDXPagePtr const & rRef)
+ : mpPage(rRef.mpPage)
+ , nPagePos(rRef.nPagePos)
+{
+ if (mpPage != nullptr)
+ mpPage->AddNextRef();
+}
+
+ONDXPagePtr::ONDXPagePtr(ONDXPage* pRefPage)
+ : mpPage(pRefPage)
+ , nPagePos(0)
+{
+ if (mpPage != nullptr)
+ mpPage->AddFirstRef();
+ if (pRefPage)
+ nPagePos = pRefPage->GetPagePos();
+}
+
+ONDXPagePtr::~ONDXPagePtr()
+{
+ if (mpPage != nullptr) mpPage->ReleaseRef();
+}
+
+void ONDXPagePtr::Clear()
+{
+ if (mpPage != nullptr) {
+ ONDXPage * pRefObj = mpPage;
+ mpPage = nullptr;
+ pRefObj->ReleaseRef();
+ }
+}
+
+ONDXPagePtr& ONDXPagePtr::operator=(ONDXPagePtr const & rOther)
+{
+ ONDXPagePtr aTemp(rOther);
+ *this = std::move(aTemp);
+ return *this;
+}
+
+ONDXPagePtr& ONDXPagePtr::operator=(ONDXPagePtr && rOther)
+{
+ if (mpPage != nullptr) {
+ mpPage->ReleaseRef();
+ }
+ mpPage = rOther.mpPage;
+ nPagePos = rOther.nPagePos;
+ rOther.mpPage = nullptr;
+ return *this;
+}
+
+static sal_uInt32 nValue;
+
+SvStream& connectivity::dbase::operator >> (SvStream &rStream, ONDXPage& rPage)
+{
+ rStream.Seek(rPage.GetPagePos() * DINDEX_PAGE_SIZE);
+ rStream.ReadUInt32( nValue ) >> rPage.aChild;
+ rPage.nCount = sal_uInt16(nValue);
+
+ for (sal_uInt16 i = 0; i < rPage.nCount; i++)
+ rPage[i].Read(rStream, rPage.GetIndex());
+ return rStream;
+}
+
+
+SvStream& connectivity::dbase::WriteONDXPage(SvStream &rStream, const ONDXPage& rPage)
+{
+ // Page doesn't exist yet
+ std::size_t nSize = rPage.GetPagePos() + 1;
+ nSize *= DINDEX_PAGE_SIZE;
+ if (nSize > rStream.TellEnd())
+ {
+ rStream.SetStreamSize(nSize);
+ rStream.Seek(rPage.GetPagePos() * DINDEX_PAGE_SIZE);
+
+ char aEmptyData[DINDEX_PAGE_SIZE] = {};
+ rStream.WriteBytes(aEmptyData, DINDEX_PAGE_SIZE);
+ }
+ rStream.Seek(rPage.GetPagePos() * DINDEX_PAGE_SIZE);
+
+ nValue = rPage.nCount;
+ rStream.WriteUInt32( nValue );
+ WriteONDXPagePtr( rStream, rPage.aChild );
+
+ sal_uInt16 i = 0;
+ for (; i < rPage.nCount; i++)
+ rPage[i].Write(rStream, rPage);
+
+ // check if we have to fill the stream with '\0'
+ if(i < rPage.rIndex.getHeader().db_maxkeys)
+ {
+ std::size_t nTell = rStream.Tell() % DINDEX_PAGE_SIZE;
+ sal_uInt16 nBufferSize = rStream.GetBufferSize();
+ std::size_t nRemainSize = nBufferSize - nTell;
+ if ( nRemainSize <= nBufferSize )
+ {
+ std::unique_ptr<char[]> pEmptyData( new char[nRemainSize] );
+ memset(pEmptyData.get(), 0x00, nRemainSize);
+ rStream.WriteBytes(pEmptyData.get(), nRemainSize);
+ rStream.Seek(nTell);
+ }
+ }
+ return rStream;
+}
+
+#if OSL_DEBUG_LEVEL > 1
+
+void ONDXPage::PrintPage()
+{
+ SAL_WARN("connectivity.dbase", "SDB: -----------Page: " << nPagePos << " Parent: " << (HasParent() ? aParent->GetPagePos() : 0)
+ << " Count: " << nCount << " Child: " << aChild.GetPagePos() << "-----");
+
+ for (sal_uInt16 i = 0; i < nCount; i++)
+ {
+ ONDXNode rNode = (*this)[i];
+ ONDXKey& rKey = rNode.GetKey();
+ if (!IsLeaf())
+ rNode.GetChild(&rIndex, this);
+
+ if (rKey.getValue().isNull())
+ {
+ SAL_WARN("connectivity.dbase", "SDB: [" << rKey.GetRecord() << ",NULL," << rNode.GetChild().GetPagePos() << "]");
+ }
+ else if (rIndex.getHeader().db_keytype)
+ {
+ SAL_WARN("connectivity.dbase", "SDB: [" << rKey.GetRecord() << "," << rKey.getValue().getDouble()
+ << "," << rNode.GetChild().GetPagePos() << "]");
+ }
+ else
+ {
+ SAL_WARN("connectivity.dbase", "SDB: [" << rKey.GetRecord() << "," << rKey.getValue().getString()
+ << "," << rNode.GetChild().GetPagePos() << "]" );
+ }
+ }
+ SAL_WARN("connectivity.dbase", "SDB: -----------------------------------------------");
+ if (!IsLeaf())
+ {
+#if OSL_DEBUG_LEVEL > 1
+ GetChild(&rIndex)->PrintPage();
+ for (sal_uInt16 i = 0; i < nCount; i++)
+ {
+ ONDXNode rNode = (*this)[i];
+ rNode.GetChild(&rIndex,this)->PrintPage();
+ }
+#endif
+ }
+ SAL_WARN("connectivity.dbase", "SDB: ===============================================");
+}
+#endif
+
+bool ONDXPage::IsFull() const
+{
+ return Count() == rIndex.getHeader().db_maxkeys;
+}
+
+
+sal_uInt16 ONDXPage::Search(const ONDXKey& rSearch)
+{
+ // binary search later
+ sal_uInt16 i = NODE_NOTFOUND;
+ while (++i < Count())
+ if ((*this)[i].GetKey() == rSearch)
+ break;
+
+ return (i < Count()) ? i : NODE_NOTFOUND;
+}
+
+
+sal_uInt16 ONDXPage::Search(const ONDXPage* pPage)
+{
+ sal_uInt16 i = NODE_NOTFOUND;
+ while (++i < Count())
+ if (((*this)[i]).GetChild() == pPage)
+ break;
+
+ // if not found, then we assume, that the page itself points to the page
+ return (i < Count()) ? i : NODE_NOTFOUND;
+}
+
+// runs recursively
+void ONDXPage::SearchAndReplace(const ONDXKey& rSearch,
+ ONDXKey const & rReplace)
+{
+ OSL_ENSURE(rSearch != rReplace,"Invalid here:rSearch == rReplace");
+ if (rSearch == rReplace)
+ return;
+
+ sal_uInt16 nPos = NODE_NOTFOUND;
+ ONDXPage* pPage = this;
+
+ while (pPage)
+ {
+ nPos = pPage->Search(rSearch);
+ if (nPos != NODE_NOTFOUND)
+ break;
+ pPage = pPage->aParent;
+ }
+
+ if (pPage)
+ {
+ (*pPage)[nPos].GetKey() = rReplace;
+ pPage->SetModified(true);
+ }
+}
+
+ONDXNode& ONDXPage::operator[] (sal_uInt16 nPos)
+{
+ DBG_ASSERT(nCount > nPos, "incorrect index access");
+ return ppNodes[nPos];
+}
+
+
+const ONDXNode& ONDXPage::operator[] (sal_uInt16 nPos) const
+{
+ DBG_ASSERT(nCount > nPos, "incorrect index access");
+ return ppNodes[nPos];
+}
+
+void ONDXPage::Remove(sal_uInt16 nPos)
+{
+ DBG_ASSERT(nCount > nPos, "incorrect index access");
+
+ for (sal_uInt16 i = nPos; i < (nCount-1); i++)
+ (*this)[i] = (*this)[i+1];
+
+ nCount--;
+ bModified = true;
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */