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libreoffice/connectivity/source/drivers/dbase/DDatabaseMetaData.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

368 lines
14 KiB
C++

/* -*- 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( )
{
rtl::Reference<::connectivity::ODatabaseMetaDataResultSet> pResult = new ::connectivity::ODatabaseMetaDataResultSet(::connectivity::ODatabaseMetaDataResultSet::eTypeInfo);
ODatabaseMetaDataResultSet::ORows aRows;
aRows.reserve(10);
ODatabaseMetaDataResultSet::ORow aRow
{
ODatabaseMetaDataResultSet::getEmptyValue(),
new ORowSetValueDecorator(u"VARCHAR"_ustr),
new ORowSetValueDecorator(DataType::VARCHAR),
new ORowSetValueDecorator(sal_Int32(254)),
ODatabaseMetaDataResultSet::getQuoteValue(),
ODatabaseMetaDataResultSet::getQuoteValue(),
new ORowSetValueDecorator(u"length"_ustr),
new ORowSetValueDecorator(sal_Int32(ColumnValue::NULLABLE)),
ODatabaseMetaDataResultSet::get1Value(),
new ORowSetValueDecorator(sal_Int32(ColumnSearch::FULL)),
ODatabaseMetaDataResultSet::get1Value(),
ODatabaseMetaDataResultSet::get0Value(),
ODatabaseMetaDataResultSet::get0Value(),
new ORowSetValueDecorator(u"C"_ustr),
ODatabaseMetaDataResultSet::get0Value(),
ODatabaseMetaDataResultSet::get0Value(),
ODatabaseMetaDataResultSet::getEmptyValue(),
ODatabaseMetaDataResultSet::getEmptyValue(),
new ORowSetValueDecorator(sal_Int32(10))
};
aRows.push_back(aRow);
aRow[1] = new ORowSetValueDecorator(u"LONGVARCHAR"_ustr);
aRow[2] = new ORowSetValueDecorator(DataType::LONGVARCHAR);
aRow[3] = new ORowSetValueDecorator(sal_Int32(2147483647));
aRow[6] = new ORowSetValueDecorator();
aRow[13] = new ORowSetValueDecorator(u"M"_ustr);
aRows.push_back(aRow);
aRow[1] = new ORowSetValueDecorator(u"DATE"_ustr);
aRow[2] = new ORowSetValueDecorator(DataType::DATE);
aRow[3] = new ORowSetValueDecorator(sal_Int32(10));
aRow[13] = new ORowSetValueDecorator(u"D"_ustr);
aRows.push_back(aRow);
aRow[1] = new ORowSetValueDecorator(u"BOOLEAN"_ustr);
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(u"L"_ustr);
aRows.push_back(aRow);
aRow[1] = new ORowSetValueDecorator(u"DOUBLE"_ustr);
aRow[2] = new ORowSetValueDecorator(DataType::DOUBLE);
aRow[3] = new ORowSetValueDecorator(sal_Int32(8));
aRow[13] = new ORowSetValueDecorator(u"B"_ustr);
aRows.push_back(aRow);
aRow[11] = new ORowSetValueDecorator(ORowSetValue(true));
aRow[13] = new ORowSetValueDecorator(u"Y"_ustr);
aRows.push_back(aRow);
aRow[1] = new ORowSetValueDecorator(u"TIMESTAMP"_ustr);
aRow[2] = new ORowSetValueDecorator(DataType::TIMESTAMP);
aRow[11] = new ORowSetValueDecorator(ORowSetValue(false));
aRow[13] = new ORowSetValueDecorator(u"T"_ustr);
aRows.push_back(aRow);
aRow[1] = new ORowSetValueDecorator(u"INTEGER"_ustr);
aRow[2] = new ORowSetValueDecorator(DataType::INTEGER);
aRow[3] = new ORowSetValueDecorator(sal_Int32(10));
aRow[13] = new ORowSetValueDecorator(u"I"_ustr);
aRows.push_back(aRow);
aRow[1] = new ORowSetValueDecorator(u"DECIMAL"_ustr);
aRow[2] = new ORowSetValueDecorator(DataType::DECIMAL);
aRow[3] = new ORowSetValueDecorator(sal_Int32(20));
aRow[6] = new ORowSetValueDecorator(u"length,scale"_ustr);
aRow[13] = new ORowSetValueDecorator(u"F"_ustr);
aRows.push_back(aRow);
aRow[1] = new ORowSetValueDecorator(u"NUMERIC"_ustr);
aRow[2] = new ORowSetValueDecorator(DataType::DECIMAL);
aRow[3] = new ORowSetValueDecorator(sal_Int32(16));
aRow[13] = new ORowSetValueDecorator(u"N"_ustr);
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));
for (auto& tabName : xNames->getElementNames())
{
if (match(tableNamePattern, tabName, '\0'))
{
Reference<XColumnsSupplier> xTable(xNames->getByName(tabName), css::uno::UNO_QUERY);
OSL_ENSURE(xTable.is(),"Table not found! Normally an exception had to be thrown here!");
aRow[3] = new ORowSetValueDecorator(tabName);
Reference< XNameAccess> xColumns = xTable->getColumns();
if(!xColumns.is())
throw SQLException();
Reference< XPropertySet> xColumn;
sal_Int32 i = 0;
for (auto& colName : xColumns->getElementNames())
{
++i;
if (match(columnNamePattern, colName, '\0'))
{
aRow[4] = new ORowSetValueDecorator(colName);
xColumn.set(xColumns->getByName(colName), 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(u"NO"_ustr);
break;
case ColumnValue::NULLABLE:
aRow[18] = new ORowSetValueDecorator(u"YES"_ustr);
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(u"A"_ustr);
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();
Reference< XPropertySet> xIndex;
for (auto& idxName : xIndexes->getElementNames())
{
xIndex.set(xIndexes->getByName(idxName), 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(ORowSetValue(getBOOL(xIndex->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISUNIQUE)))));
aRow[6] = new ORowSetValueDecorator(idxName);
auto pIndex = dynamic_cast<ODbaseIndex*>(xIndex.get());
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();
sal_Int32 j = 0;
for (auto& colName : xColumns->getElementNames())
{
aRow[8] = new ORowSetValueDecorator(++j);
aRow[9] = new ORowSetValueDecorator(colName);
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(u"IsReadOnly"_ustr) >>= bReadOnly;
return bReadOnly;
}
bool ODbaseDatabaseMetaData::impl_storesMixedCaseQuotedIdentifiers_throw( )
{
return true;
}
bool ODbaseDatabaseMetaData::impl_supportsMixedCaseQuotedIdentifiers_throw( )
{
return true;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */