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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /connectivity/source/drivers/firebird/StatementCommonBase.cxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'connectivity/source/drivers/firebird/StatementCommonBase.cxx')
-rw-r--r--connectivity/source/drivers/firebird/StatementCommonBase.cxx486
1 files changed, 486 insertions, 0 deletions
diff --git a/connectivity/source/drivers/firebird/StatementCommonBase.cxx b/connectivity/source/drivers/firebird/StatementCommonBase.cxx
new file mode 100644
index 000000000..df4d971e8
--- /dev/null
+++ b/connectivity/source/drivers/firebird/StatementCommonBase.cxx
@@ -0,0 +1,486 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * 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 "StatementCommonBase.hxx"
+#include "Util.hxx"
+
+#include <sal/log.hxx>
+#include <comphelper/sequence.hxx>
+#include <cppuhelper/typeprovider.hxx>
+#include <propertyids.hxx>
+#include <vcl/svapp.hxx>
+#include <TConnection.hxx>
+
+#include <com/sun/star/sdbc/SQLException.hpp>
+
+using namespace ::connectivity::firebird;
+
+using namespace ::com::sun::star;
+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;
+using namespace ::com::sun::star::container;
+using namespace ::com::sun::star::io;
+using namespace ::com::sun::star::util;
+
+using namespace ::comphelper;
+using namespace ::osl;
+using namespace ::std;
+
+OStatementCommonBase::OStatementCommonBase(Connection* _pConnection)
+ : OStatementCommonBase_Base(m_aMutex),
+ OPropertySetHelper(OStatementCommonBase_Base::rBHelper),
+ m_pConnection(_pConnection),
+#if SAL_TYPES_SIZEOFPOINTER == 8
+ m_aStatementHandle(0)
+#else
+ m_aStatementHandle(nullptr)
+#endif
+{
+}
+
+OStatementCommonBase::~OStatementCommonBase()
+{
+}
+
+void OStatementCommonBase::disposeResultSet()
+{
+ uno::Reference< XComponent > xComp(m_xResultSet, UNO_QUERY);
+ if (xComp.is())
+ xComp->dispose();
+ m_xResultSet.clear();
+}
+
+void OStatementCommonBase::freeStatementHandle()
+{
+ if (m_aStatementHandle)
+ {
+ isc_dsql_free_statement(m_statusVector,
+ &m_aStatementHandle,
+ DSQL_drop);
+ evaluateStatusVector(m_statusVector,
+ u"isc_dsql_free_statement",
+ *this);
+ }
+}
+
+
+Any SAL_CALL OStatementCommonBase::queryInterface( const Type & rType )
+{
+ Any aRet = OStatementCommonBase_Base::queryInterface(rType);
+ if(!aRet.hasValue())
+ aRet = OPropertySetHelper::queryInterface(rType);
+ return aRet;
+}
+
+Sequence< Type > SAL_CALL OStatementCommonBase::getTypes( )
+{
+ ::cppu::OTypeCollection aTypes(
+ ::cppu::UnoType<XMultiPropertySet>::get(),
+ ::cppu::UnoType<XFastPropertySet>::get(),
+ ::cppu::UnoType<XPropertySet>::get());
+
+ return concatSequences(aTypes.getTypes(),OStatementCommonBase_Base::getTypes());
+}
+
+
+void SAL_CALL OStatementCommonBase::cancel( )
+{
+ MutexGuard aGuard(m_aMutex);
+ checkDisposed(OStatementCommonBase_Base::rBHelper.bDisposed);
+ // cancel the current sql statement
+}
+
+void SAL_CALL OStatementCommonBase::close()
+{
+ SAL_INFO("connectivity.firebird", "close");
+
+ {
+ MutexGuard aGuard(m_aMutex);
+ checkDisposed(OStatementCommonBase_Base::rBHelper.bDisposed);
+ disposeResultSet();
+ freeStatementHandle();
+ }
+
+ dispose();
+}
+
+void OStatementCommonBase::prepareAndDescribeStatement(std::u16string_view sql, XSQLDA*& pOutSqlda)
+{
+ SolarMutexGuard g; // tdf#122129
+
+ freeStatementHandle();
+
+ if (!pOutSqlda)
+ {
+ pOutSqlda = static_cast<XSQLDA*>(calloc(1, XSQLDA_LENGTH(10)));
+ pOutSqlda->version = SQLDA_VERSION1;
+ pOutSqlda->sqln = 10;
+ }
+
+ ISC_STATUS aErr = isc_dsql_allocate_statement(m_statusVector,
+ &m_pConnection->getDBHandle(),
+ &m_aStatementHandle);
+
+ if (aErr)
+ {
+ evaluateStatusVector(m_statusVector,
+ u"isc_dsql_allocate_statement",
+ *this);
+ }
+ else
+ {
+ aErr = isc_dsql_prepare(m_statusVector,
+ &m_pConnection->getTransaction(),
+ &m_aStatementHandle,
+ 0,
+ OUStringToOString(sql, RTL_TEXTENCODING_UTF8).getStr(),
+ SQL_DIALECT_CURRENT,
+ pOutSqlda);
+
+ if (aErr)
+ {
+ evaluateStatusVector(m_statusVector,
+ u"isc_dsql_prepare",
+ *this);
+ }
+ else
+ {
+ // Ensure we have enough space in pOutSqlda
+ if (pOutSqlda->sqld > pOutSqlda->sqln)
+ {
+ int n = pOutSqlda->sqld;
+ free(pOutSqlda);
+ pOutSqlda = static_cast<XSQLDA*>(calloc(1, XSQLDA_LENGTH(n)));
+ pOutSqlda->version = SQLDA_VERSION1;
+ pOutSqlda->sqln = n;
+ aErr = isc_dsql_describe(m_statusVector,
+ &m_aStatementHandle,
+ 1,
+ pOutSqlda);
+ }
+
+ // Process each XSQLVAR parameter structure in the output XSQLDA
+ if (aErr)
+ {
+ evaluateStatusVector(m_statusVector,
+ u"isc_dsql_describe",
+ *this);
+ }
+ else
+ {
+ mallocSQLVAR(pOutSqlda);
+ }
+ }
+ if(aErr)
+ {
+ freeStatementHandle();
+ }
+ }
+ if(aErr)
+ {
+ free(pOutSqlda);
+ pOutSqlda = nullptr;
+ }
+}
+
+// ---- XMultipleResults - UNSUPPORTED ----------------------------------------
+uno::Reference< XResultSet > SAL_CALL OStatementCommonBase::getResultSet()
+{
+ // TODO: verify we really can't support this
+// return uno::Reference< XResultSet >();
+ MutexGuard aGuard(m_aMutex);
+ checkDisposed(OStatementCommonBase_Base::rBHelper.bDisposed);
+
+ return m_xResultSet;
+}
+
+sal_Bool SAL_CALL OStatementCommonBase::getMoreResults()
+{
+ // TODO: verify we really can't support this
+ return false;
+// MutexGuard aGuard( m_aMutex );
+// checkDisposed(OStatementCommonBase_Base::rBHelper.bDisposed);
+}
+
+sal_Int32 SAL_CALL OStatementCommonBase::getUpdateCount()
+{
+ // TODO: verify we really can't support this
+ return -1;
+}
+
+
+// ---- XWarningsSupplier - UNSUPPORTED ----------------------------------------
+Any SAL_CALL OStatementCommonBase::getWarnings()
+{
+ return Any();
+}
+
+void SAL_CALL OStatementCommonBase::clearWarnings()
+{
+}
+
+::cppu::IPropertyArrayHelper* OStatementCommonBase::createArrayHelper( ) const
+{
+ // this properties are define by the service statement
+ // they must in alphabetic order
+ return new ::cppu::OPropertyArrayHelper
+ {
+ {
+ {
+ ::connectivity::OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_CURSORNAME),
+ PROPERTY_ID_CURSORNAME,
+ cppu::UnoType<OUString>::get(),
+ 0
+ },
+ {
+ ::connectivity::OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ESCAPEPROCESSING),
+ PROPERTY_ID_ESCAPEPROCESSING,
+ cppu::UnoType<bool>::get(),
+ 0
+ },
+ {
+ ::connectivity::OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_FETCHDIRECTION),
+ PROPERTY_ID_FETCHDIRECTION,
+ cppu::UnoType<sal_Int32>::get(),
+ 0
+ },
+ {
+ ::connectivity::OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_FETCHSIZE),
+ PROPERTY_ID_FETCHSIZE,
+ cppu::UnoType<sal_Int32>::get(),
+ 0
+ },
+ {
+ ::connectivity::OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_MAXFIELDSIZE),
+ PROPERTY_ID_MAXFIELDSIZE,
+ cppu::UnoType<sal_Int32>::get(),
+ 0
+ },
+ {
+ ::connectivity::OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_MAXROWS),
+ PROPERTY_ID_MAXROWS,
+ cppu::UnoType<sal_Int32>::get(),
+ 0
+ },
+ {
+ ::connectivity::OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_QUERYTIMEOUT),
+ PROPERTY_ID_QUERYTIMEOUT,
+ cppu::UnoType<sal_Int32>::get(),
+ 0
+ },
+ {
+ ::connectivity::OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_RESULTSETCONCURRENCY),
+ PROPERTY_ID_RESULTSETCONCURRENCY,
+ cppu::UnoType<sal_Int32>::get(),
+ 0
+ },
+ {
+ ::connectivity::OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_RESULTSETTYPE),
+ PROPERTY_ID_RESULTSETTYPE,
+ cppu::UnoType<sal_Int32>::get(),
+ 0
+ },
+ {
+ ::connectivity::OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_USEBOOKMARKS),
+ PROPERTY_ID_USEBOOKMARKS,
+ cppu::UnoType<bool>::get(),
+ 0
+ }
+ }
+ };
+}
+
+
+::cppu::IPropertyArrayHelper & OStatementCommonBase::getInfoHelper()
+{
+ return *getArrayHelper();
+}
+
+sal_Bool OStatementCommonBase::convertFastPropertyValue(
+ Any &,
+ Any &,
+ sal_Int32,
+ const Any& )
+{
+ // here we have to try to convert
+ return false;
+}
+
+void OStatementCommonBase::setFastPropertyValue_NoBroadcast(sal_Int32 nHandle,const Any&)
+{
+ // set the value to whatever is necessary
+ switch(nHandle)
+ {
+ case PROPERTY_ID_QUERYTIMEOUT:
+ case PROPERTY_ID_MAXFIELDSIZE:
+ case PROPERTY_ID_MAXROWS:
+ case PROPERTY_ID_CURSORNAME:
+ case PROPERTY_ID_RESULTSETCONCURRENCY:
+ case PROPERTY_ID_RESULTSETTYPE:
+ case PROPERTY_ID_FETCHDIRECTION:
+ case PROPERTY_ID_FETCHSIZE:
+ case PROPERTY_ID_ESCAPEPROCESSING:
+ case PROPERTY_ID_USEBOOKMARKS:
+ default:
+ ;
+ }
+}
+
+void OStatementCommonBase::getFastPropertyValue(Any&,sal_Int32 nHandle) const
+{
+ switch(nHandle)
+ {
+ case PROPERTY_ID_QUERYTIMEOUT:
+ case PROPERTY_ID_MAXFIELDSIZE:
+ case PROPERTY_ID_MAXROWS:
+ case PROPERTY_ID_CURSORNAME:
+ case PROPERTY_ID_RESULTSETCONCURRENCY:
+ case PROPERTY_ID_RESULTSETTYPE:
+ case PROPERTY_ID_FETCHDIRECTION:
+ case PROPERTY_ID_FETCHSIZE:
+ case PROPERTY_ID_ESCAPEPROCESSING:
+ case PROPERTY_ID_USEBOOKMARKS:
+ default:
+ ;
+ }
+}
+
+void SAL_CALL OStatementCommonBase::acquire() noexcept
+{
+ OStatementCommonBase_Base::acquire();
+}
+
+void SAL_CALL OStatementCommonBase::release() noexcept
+{
+ OStatementCommonBase_Base::release();
+}
+
+uno::Reference< css::beans::XPropertySetInfo > SAL_CALL OStatementCommonBase::getPropertySetInfo( )
+{
+ return ::cppu::OPropertySetHelper::createPropertySetInfo(getInfoHelper());
+}
+
+short OStatementCommonBase::getSqlInfoItem(char aInfoItem)
+{
+ ISC_STATUS_ARRAY aStatusVector;
+ ISC_STATUS aErr;
+
+ char aInfoItems[] = {aInfoItem};
+ char aResultsBuffer[8];
+
+ aErr = isc_dsql_sql_info(aStatusVector,
+ &m_aStatementHandle,
+ sizeof(aInfoItems),
+ aInfoItems,
+ sizeof(aResultsBuffer),
+ aResultsBuffer);
+
+ if (!aErr && aResultsBuffer[0] == aInfoItem)
+ {
+ const short aBytes = static_cast<short>(isc_vax_integer(aResultsBuffer+1, 2));
+ return static_cast<short>(isc_vax_integer(aResultsBuffer+3, aBytes));
+ }
+
+ evaluateStatusVector(aStatusVector,
+ u"isc_dsq_sql_info",
+ *this);
+ return 0;
+}
+
+bool OStatementCommonBase::isDDLStatement()
+{
+ return getSqlInfoItem(isc_info_sql_stmt_type) == isc_info_sql_stmt_ddl;
+}
+
+sal_Int32 OStatementCommonBase::getStatementChangeCount()
+{
+ const short aStatementType = getSqlInfoItem(isc_info_sql_stmt_type);
+
+
+ ISC_STATUS_ARRAY aStatusVector;
+ ISC_STATUS aErr;
+
+ // This is somewhat undocumented so I'm just guessing and hoping for the best.
+ char aInfoItems[] = {isc_info_sql_records};
+ char aResultsBuffer[1024];
+
+ aErr = isc_dsql_sql_info(aStatusVector,
+ &m_aStatementHandle,
+ sizeof(aInfoItems),
+ aInfoItems,
+ sizeof(aResultsBuffer),
+ aResultsBuffer);
+
+ if (aErr)
+ {
+ evaluateStatusVector(aStatusVector,
+ u"isc_dsq_sql_info",
+ *this);
+ return 0;
+ }
+
+ short aDesiredInfoType = 0;
+ switch (aStatementType)
+ {
+ case isc_info_sql_stmt_select:
+ aDesiredInfoType = isc_info_req_select_count;
+ break;
+ case isc_info_sql_stmt_insert:
+ aDesiredInfoType = isc_info_req_insert_count;
+ break;
+ case isc_info_sql_stmt_update:
+ aDesiredInfoType = isc_info_req_update_count;
+ break;
+ case isc_info_sql_stmt_delete:
+ aDesiredInfoType = isc_info_req_delete_count;
+ break;
+ case isc_info_sql_stmt_exec_procedure:
+ return 0; // cannot determine
+ default:
+ throw SQLException(); // TODO: better error message?
+ }
+
+ char* pResults = aResultsBuffer;
+ if (static_cast<short>(*pResults++) != isc_info_sql_records)
+ return 0;
+
+// const short aTotalLength = (short) isc_vax_integer(pResults, 2);
+ pResults += 2;
+
+ // Seems to be of form TOKEN (1 byte), LENGTH (2 bytes), DATA (LENGTH bytes)
+ while (*pResults != isc_info_rsb_end)
+ {
+ const char aToken = *pResults;
+ const short aLength = static_cast<short>(isc_vax_integer(pResults+1, 2));
+
+ if (aToken == aDesiredInfoType)
+ {
+ return isc_vax_integer(pResults + 3, aLength);
+ }
+
+ pResults += (3 + aLength);
+ }
+
+ return 0;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */