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Diffstat (limited to 'connectivity/source/commontools/TIndexes.cxx')
| -rw-r--r-- | connectivity/source/commontools/TIndexes.cxx | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/connectivity/source/commontools/TIndexes.cxx b/connectivity/source/commontools/TIndexes.cxx new file mode 100644 index 000000000..b0998b5b3 --- /dev/null +++ b/connectivity/source/commontools/TIndexes.cxx @@ -0,0 +1,247 @@ +/* -*- 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 <connectivity/TIndexes.hxx> +#include <TIndex.hxx> +#include <connectivity/TTableHelper.hxx> +#include <com/sun/star/sdb/tools/XIndexAlteration.hpp> +#include <com/sun/star/sdbc/XRow.hpp> +#include <com/sun/star/sdbc/XResultSet.hpp> +#include <com/sun/star/sdbc/IndexType.hpp> +#include <com/sun/star/sdbc/SQLException.hpp> +#include <connectivity/dbtools.hxx> +#include <TConnection.hxx> +#include <comphelper/extract.hxx> +#include <comphelper/types.hxx> +#include <rtl/ustrbuf.hxx> +using namespace connectivity; +using namespace connectivity::sdbcx; +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; +using namespace cppu; + + +OIndexesHelper::OIndexesHelper(OTableHelper* _pTable, + ::osl::Mutex& _rMutex, + const std::vector< OUString> &_rVector + ) + : OCollection(*_pTable,true,_rMutex,_rVector) + ,m_pTable(_pTable) +{ +} + + +sdbcx::ObjectType OIndexesHelper::createObject(const OUString& _rName) +{ + Reference< XConnection> xConnection = m_pTable->getConnection(); + if ( !xConnection.is() ) + return nullptr; + + sdbcx::ObjectType xRet; + OUString aName,aQualifier; + sal_Int32 nLen = _rName.indexOf('.'); + if ( nLen != -1 ) + { + aQualifier = _rName.copy(0,nLen); + aName = _rName.copy(nLen+1); + } + else + aName = _rName; + + ::dbtools::OPropertyMap& rPropMap = OMetaConnection::getPropMap(); + OUString aSchema,aTable; + m_pTable->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_SCHEMANAME)) >>= aSchema; + m_pTable->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_NAME)) >>= aTable; + + Any aCatalog = m_pTable->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_CATALOGNAME)); + Reference< XResultSet > xResult = m_pTable->getMetaData()->getIndexInfo(aCatalog,aSchema,aTable,false,false); + + if ( xResult.is() ) + { + Reference< XRow > xRow(xResult,UNO_QUERY); + while( xResult->next() ) + { + bool bUnique = !xRow->getBoolean(4); + if((aQualifier.isEmpty() || xRow->getString(5) == aQualifier ) && xRow->getString(6) == aName) + { + sal_Int32 nClustered = xRow->getShort(7); + bool bPrimarKeyIndex = false; + xRow.clear(); + xResult.clear(); + try + { + xResult = m_pTable->getMetaData()->getPrimaryKeys(aCatalog,aSchema,aTable); + xRow.set(xResult,UNO_QUERY); + + if ( xRow.is() && xResult->next() ) // there can be only one primary key + { + bPrimarKeyIndex = xRow->getString(6) == aName; + } + } + catch(const Exception&) + { + } + xRet = new OIndexHelper(m_pTable,aName,aQualifier,bUnique, + bPrimarKeyIndex, + nClustered == IndexType::CLUSTERED); + break; + } + } + } + + return xRet; +} + +void OIndexesHelper::impl_refresh() +{ + m_pTable->refreshIndexes(); +} + +Reference< XPropertySet > OIndexesHelper::createDescriptor() +{ + return new OIndexHelper(m_pTable); +} + +// XAppend +sdbcx::ObjectType OIndexesHelper::appendObject( const OUString& _rForName, const Reference< XPropertySet >& descriptor ) +{ + Reference< XConnection> xConnection = m_pTable->getConnection(); + if ( !xConnection.is() ) + return nullptr; + if ( m_pTable->isNew() ) + return cloneDescriptor( descriptor ); + + if ( m_pTable->getIndexService().is() ) + { + m_pTable->getIndexService()->addIndex(m_pTable,descriptor); + } + else + { + ::dbtools::OPropertyMap& rPropMap = OMetaConnection::getPropMap(); + OUStringBuffer aSql( "CREATE " ); + OUString aQuote = m_pTable->getMetaData()->getIdentifierQuoteString( ); + + if(comphelper::getBOOL(descriptor->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_ISUNIQUE)))) + aSql.append("UNIQUE "); + aSql.append("INDEX "); + + + OUString aCatalog,aSchema,aTable; + dbtools::qualifiedNameComponents(m_pTable->getMetaData(),m_pTable->getName(),aCatalog,aSchema,aTable,::dbtools::EComposeRule::InDataManipulation); + + OUString aComposedName = dbtools::composeTableName(m_pTable->getMetaData(),aCatalog,aSchema,aTable, true, ::dbtools::EComposeRule::InIndexDefinitions); + if (!_rForName.isEmpty() ) + { + aSql.append( ::dbtools::quoteName( aQuote, _rForName ) ); + aSql.append(" ON "); + aSql.append(aComposedName); + aSql.append(" ( "); + + Reference<XColumnsSupplier> xColumnSup(descriptor,UNO_QUERY); + Reference<XIndexAccess> xColumns(xColumnSup->getColumns(),UNO_QUERY); + Reference< XPropertySet > xColProp; + bool bAddIndexAppendix = ::dbtools::getBooleanDataSourceSetting( m_pTable->getConnection(), "AddIndexAppendix" ); + sal_Int32 nCount = xColumns->getCount(); + for(sal_Int32 i = 0 ; i < nCount; ++i) + { + xColProp.set(xColumns->getByIndex(i),UNO_QUERY); + aSql.append(::dbtools::quoteName( aQuote,comphelper::getString(xColProp->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_NAME))))); + + if ( bAddIndexAppendix ) + { + + aSql.appendAscii(any2bool(xColProp->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_ISASCENDING))) + ? + " ASC" + : + " DESC"); + } + aSql.append(","); + } + aSql[aSql.getLength() - 1] = ')'; + } + else + { + aSql.append(aComposedName); + + Reference<XColumnsSupplier> xColumnSup(descriptor,UNO_QUERY); + Reference<XIndexAccess> xColumns(xColumnSup->getColumns(),UNO_QUERY); + Reference< XPropertySet > xColProp; + if(xColumns->getCount() != 1) + throw SQLException(); + + xColumns->getByIndex(0) >>= xColProp; + + aSql.append("."); + aSql.append(::dbtools::quoteName( aQuote,comphelper::getString(xColProp->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_NAME))))); + } + + Reference< XStatement > xStmt = m_pTable->getConnection()->createStatement( ); + if ( xStmt.is() ) + { + OUString sSql = aSql.makeStringAndClear(); + xStmt->execute(sSql); + ::comphelper::disposeComponent(xStmt); + } + } + + return createObject( _rForName ); +} + +// XDrop +void OIndexesHelper::dropObject(sal_Int32 /*_nPos*/,const OUString& _sElementName) +{ + Reference< XConnection> xConnection = m_pTable->getConnection(); + if( !xConnection.is() || m_pTable->isNew() ) + return; + + if ( m_pTable->getIndexService().is() ) + { + m_pTable->getIndexService()->dropIndex(m_pTable,_sElementName); + } + else + { + OUString aName,aSchema; + sal_Int32 nLen = _sElementName.indexOf('.'); + if(nLen != -1) + aSchema = _sElementName.copy(0,nLen); + aName = _sElementName.copy(nLen+1); + + OUString aSql( "DROP INDEX " ); + + OUString aComposedName = dbtools::composeTableName( m_pTable->getMetaData(), m_pTable, ::dbtools::EComposeRule::InIndexDefinitions, true ); + OUString sIndexName = dbtools::composeTableName( m_pTable->getMetaData(), OUString(), aSchema, aName, true, ::dbtools::EComposeRule::InIndexDefinitions ); + + aSql += sIndexName + " ON " + aComposedName; + + Reference< XStatement > xStmt = m_pTable->getConnection()->createStatement( ); + if ( xStmt.is() ) + { + xStmt->execute(aSql); + ::comphelper::disposeComponent(xStmt); + } + } +} + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |