553 lines
20 KiB
C++
553 lines
20 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <stdio.h>
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#include <osl/diagnose.h>
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#include <comphelper/property.hxx>
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#include <comphelper/uno3.hxx>
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#include <osl/thread.h>
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#include <tools/diagnose_ex.h>
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#include <com/sun/star/sdbc/ResultSetConcurrency.hpp>
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#include <com/sun/star/sdbc/ResultSetType.hpp>
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#include <com/sun/star/sdbc/FetchDirection.hpp>
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#include <com/sun/star/lang/DisposedException.hpp>
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#include <comphelper/sequence.hxx>
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#include <cppuhelper/typeprovider.hxx>
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#include <comphelper/extract.hxx>
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#include <comphelper/types.hxx>
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#include <connectivity/dbexception.hxx>
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#include <com/sun/star/container/XIndexAccess.hpp>
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#include <algorithm>
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#include "diagnose_ex.h"
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#include "MDriver.hxx"
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#include "MStatement.hxx"
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#include "MConnection.hxx"
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#include "MResultSet.hxx"
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#include "MDatabaseMetaData.hxx"
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#include "resource/mozab_res.hrc"
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#include "resource/common_res.hrc"
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#if OSL_DEBUG_LEVEL > 0
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# define OUtoCStr( x ) ( ::rtl::OUStringToOString ( (x), RTL_TEXTENCODING_ASCII_US).getStr())
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#else /* OSL_DEBUG_LEVEL */
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# define OUtoCStr( x ) ("dummy")
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#endif /* OSL_DEBUG_LEVEL */
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static ::osl::Mutex m_ThreadMutex;
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using namespace ::comphelper;
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using namespace connectivity::mozab;
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using namespace connectivity;
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//------------------------------------------------------------------------------
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using namespace com::sun::star::uno;
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using namespace com::sun::star::lang;
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using namespace com::sun::star::beans;
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using namespace com::sun::star::sdbc;
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using namespace com::sun::star::container;
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using namespace com::sun::star::io;
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using namespace com::sun::star::util;
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//------------------------------------------------------------------------------
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OCommonStatement::OCommonStatement(OConnection* _pConnection )
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:OCommonStatement_IBASE(m_aMutex)
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,OPropertySetHelper(OCommonStatement_IBASE::rBHelper)
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,OCommonStatement_SBASE((::cppu::OWeakObject*)_pConnection, this)
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,m_xDBMetaData(_pConnection->getMetaData())
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,m_pTable(NULL)
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,m_pConnection(_pConnection)
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,m_aParser(_pConnection->getDriver()->getMSFactory())
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,m_pSQLIterator( new OSQLParseTreeIterator( _pConnection, _pConnection->createCatalog()->getTables(), m_aParser, NULL ) )
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,m_pParseTree(NULL)
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,rBHelper(OCommonStatement_IBASE::rBHelper)
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{
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m_pConnection->acquire();
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OSL_TRACE("In/Out: OCommonStatement::OCommonStatement" );
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}
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// -----------------------------------------------------------------------------
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OCommonStatement::~OCommonStatement()
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{
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}
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//------------------------------------------------------------------------------
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void OCommonStatement::disposing()
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{
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::osl::MutexGuard aGuard(m_aMutex);
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clearWarnings();
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clearCachedResultSet();
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if (m_pConnection)
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m_pConnection->release();
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m_pConnection = NULL;
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m_pSQLIterator->dispose();
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dispose_ChildImpl();
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OCommonStatement_IBASE::disposing();
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}
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//-----------------------------------------------------------------------------
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Any SAL_CALL OCommonStatement::queryInterface( const Type & rType ) throw(RuntimeException)
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{
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Any aRet = OCommonStatement_IBASE::queryInterface(rType);
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if(!aRet.hasValue())
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aRet = OPropertySetHelper::queryInterface(rType);
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return aRet;
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}
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// -------------------------------------------------------------------------
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Sequence< Type > SAL_CALL OCommonStatement::getTypes( ) throw(RuntimeException)
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{
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::cppu::OTypeCollection aTypes( ::getCppuType( (const Reference< XMultiPropertySet > *)0 ),
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::getCppuType( (const Reference< XFastPropertySet > *)0 ),
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::getCppuType( (const Reference< XPropertySet > *)0 ));
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return ::comphelper::concatSequences(aTypes.getTypes(),OCommonStatement_IBASE::getTypes());
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}
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// -------------------------------------------------------------------------
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void SAL_CALL OCommonStatement::close( ) throw(SQLException, RuntimeException)
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{
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OCommonStatement_IBASE::rBHelper.bDisposed);
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}
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dispose();
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}
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// -------------------------------------------------------------------------
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void OCommonStatement::createTable( ) throw ( SQLException, RuntimeException )
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{
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if(m_pParseTree)
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{
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::rtl::Reference<connectivity::OSQLColumns> xCreateColumn;
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if (m_pSQLIterator->getStatementType() == SQL_STATEMENT_CREATE_TABLE)
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{
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const OSQLTables& xTabs = m_pSQLIterator->getTables();
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OSL_ENSURE( !xTabs.empty(), "Need a Table");
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::rtl::OUString ouTableName=xTabs.begin()->first;
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xCreateColumn = m_pSQLIterator->getCreateColumns();
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OSL_ENSURE(xCreateColumn.is(), "Need the Columns!!");
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const OColumnAlias& aColumnAlias = m_pConnection->getColumnAlias();
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OSQLColumns::Vector::const_iterator aIter = xCreateColumn->get().begin();
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const ::rtl::OUString sProprtyName = OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_NAME);
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::rtl::OUString sName;
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for (sal_Int32 i = 1; aIter != xCreateColumn->get().end();++aIter, i++)
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{
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(*aIter)->getPropertyValue(sProprtyName) >>= sName;
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if ( !aColumnAlias.hasAlias( sName ) )
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{
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const ::rtl::OUString sError( getOwnConnection()->getResources().getResourceStringWithSubstitution(
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STR_INVALID_COLUMNNAME,
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"$columnname$", sName
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) );
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::dbtools::throwGenericSQLException(sError,*this);
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}
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}
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MDatabaseMetaDataHelper _aDbHelper;
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if (!_aDbHelper.NewAddressBook(m_pConnection,ouTableName))
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{
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getOwnConnection()->throwSQLException( _aDbHelper.getError(), *this );
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}
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m_pSQLIterator.reset( new ::connectivity::OSQLParseTreeIterator(
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m_pConnection, m_pConnection->createCatalog()->getTables(), m_aParser, NULL ) );
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}
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}
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else
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getOwnConnection()->throwSQLException( STR_QUERY_TOO_COMPLEX, *this );
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}
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// -------------------------------------------------------------------------
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OCommonStatement::StatementType OCommonStatement::parseSql( const ::rtl::OUString& sql , sal_Bool bAdjusted)
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throw ( SQLException, RuntimeException )
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{
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::rtl::OUString aErr;
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m_pParseTree = m_aParser.parseTree(aErr,sql);
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#if OSL_DEBUG_LEVEL > 0
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{
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const char* str = OUtoCStr(sql);
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OSL_UNUSED( str );
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OSL_TRACE("ParseSQL: %s", OUtoCStr( sql ) );
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}
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#endif // OSL_DEBUG_LEVEL
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if(m_pParseTree)
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{
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m_pSQLIterator->setParseTree(m_pParseTree);
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m_pSQLIterator->traverseAll();
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const OSQLTables& xTabs = m_pSQLIterator->getTables();
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if(xTabs.empty())
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getOwnConnection()->throwSQLException( STR_QUERY_AT_LEAST_ONE_TABLES, *this );
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#if OSL_DEBUG_LEVEL > 0
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OSQLTables::const_iterator citer;
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for( citer = xTabs.begin(); citer != xTabs.end(); ++citer ) {
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OSL_TRACE("SELECT Table : %s", OUtoCStr(citer->first) );
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}
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#endif
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Reference<XIndexAccess> xNames;
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switch(m_pSQLIterator->getStatementType())
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{
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case SQL_STATEMENT_SELECT:
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// at this moment we support only one table per select statement
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OSL_ENSURE( xTabs.begin() != xTabs.end(), "Need a Table");
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m_pTable = static_cast< OTable* > (xTabs.begin()->second.get());
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m_xColNames = m_pTable->getColumns();
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xNames = Reference<XIndexAccess>(m_xColNames,UNO_QUERY);
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// set the binding of the resultrow
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m_aRow = new OValueVector(xNames->getCount());
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(m_aRow->get())[0].setBound(sal_True);
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::std::for_each(m_aRow->get().begin()+1,m_aRow->get().end(),TSetBound(sal_False));
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// create the column mapping
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createColumnMapping();
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analyseSQL();
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return eSelect;
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case SQL_STATEMENT_CREATE_TABLE:
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createTable();
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return eCreateTable;
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default:
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break;
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}
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}
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else if(!bAdjusted) //Our sql parser does not support a statement like "create table foo"
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// So we append ("E-mail" varchar) to the last of it to make it work
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{
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return parseSql(sql + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("(""E-mail"" caracter)")),sal_True);
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}
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getOwnConnection()->throwSQLException( STR_QUERY_TOO_COMPLEX, *this );
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OSL_FAIL( "OCommonStatement::parseSql: unreachable!" );
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return eSelect;
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}
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// -------------------------------------------------------------------------
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Reference< XResultSet > OCommonStatement::impl_executeCurrentQuery()
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{
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clearCachedResultSet();
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::rtl::Reference< OResultSet > pResult( new OResultSet( this, m_pSQLIterator ) );
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initializeResultSet( pResult.get() );
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pResult->executeQuery();
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cacheResultSet( pResult ); // only cache if we survived the execution
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return pResult.get();
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}
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// -------------------------------------------------------------------------
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void OCommonStatement::initializeResultSet( OResultSet* _pResult )
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{
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ENSURE_OR_THROW( _pResult, "invalid result set" );
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_pResult->setColumnMapping(m_aColMapping);
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_pResult->setOrderByColumns(m_aOrderbyColumnNumber);
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_pResult->setOrderByAscending(m_aOrderbyAscending);
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_pResult->setBindingRow(m_aRow);
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_pResult->setTable(m_pTable);
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}
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// -------------------------------------------------------------------------
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void OCommonStatement::clearCachedResultSet()
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{
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Reference< XResultSet > xResultSet( m_xResultSet.get(), UNO_QUERY );
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if ( !xResultSet.is() )
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return;
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try
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{
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Reference< XCloseable > xCloseable( xResultSet, UNO_QUERY_THROW );
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xCloseable->close();
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}
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catch( const DisposedException& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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m_xResultSet = Reference< XResultSet >();
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}
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// -------------------------------------------------------------------------
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void OCommonStatement::cacheResultSet( const ::rtl::Reference< OResultSet >& _pResult )
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{
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ENSURE_OR_THROW( _pResult.is(), "invalid result set" );
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m_xResultSet = Reference< XResultSet >( _pResult.get() );
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}
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// -------------------------------------------------------------------------
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sal_Bool SAL_CALL OCommonStatement::execute( const ::rtl::OUString& sql ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OCommonStatement_IBASE::rBHelper.bDisposed);
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OSL_TRACE("Statement::execute( %s )", OUtoCStr( sql ) );
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Reference< XResultSet > xRS = executeQuery( sql );
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// returns true when a resultset is available
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return xRS.is();
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}
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// -------------------------------------------------------------------------
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Reference< XResultSet > SAL_CALL OCommonStatement::executeQuery( const ::rtl::OUString& sql ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_ThreadMutex );
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checkDisposed(OCommonStatement_IBASE::rBHelper.bDisposed);
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OSL_TRACE("Statement::executeQuery( %s )", OUtoCStr( sql ) );
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// parse the statement
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StatementType eStatementType = parseSql( sql );
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if ( eStatementType != eSelect )
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return NULL;
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return impl_executeCurrentQuery();
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}
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// -------------------------------------------------------------------------
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Reference< XConnection > SAL_CALL OCommonStatement::getConnection( ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OCommonStatement_IBASE::rBHelper.bDisposed);
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// just return our connection here
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return (Reference< XConnection >)m_pConnection;
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}
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// -----------------------------------------------------------------------------
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Any SAL_CALL OStatement::queryInterface( const Type & rType ) throw(RuntimeException)
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{
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Any aRet = ::cppu::queryInterface(rType,static_cast< XServiceInfo*> (this));
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if(!aRet.hasValue())
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aRet = OCommonStatement::queryInterface(rType);
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return aRet;
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}
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// -------------------------------------------------------------------------
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sal_Int32 SAL_CALL OCommonStatement::executeUpdate( const ::rtl::OUString& /*sql*/ ) throw(SQLException, RuntimeException)
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{
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::dbtools::throwFeatureNotImplementedException( "XStatement::executeUpdate", *this );
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return 0;
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}
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// -------------------------------------------------------------------------
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Any SAL_CALL OCommonStatement::getWarnings( ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OCommonStatement_IBASE::rBHelper.bDisposed);
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return makeAny(m_aLastWarning);
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}
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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void SAL_CALL OCommonStatement::clearWarnings( ) throw(SQLException, RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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checkDisposed(OCommonStatement_IBASE::rBHelper.bDisposed);
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m_aLastWarning = SQLWarning();
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}
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// -------------------------------------------------------------------------
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::cppu::IPropertyArrayHelper* OCommonStatement::createArrayHelper( ) const
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{
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// this properties are define by the service resultset
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// they must in alphabetic order
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Sequence< Property > aProps(9);
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Property* pProperties = aProps.getArray();
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sal_Int32 nPos = 0;
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DECL_PROP0(CURSORNAME, ::rtl::OUString);
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DECL_BOOL_PROP0(ESCAPEPROCESSING);
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DECL_PROP0(FETCHDIRECTION,sal_Int32);
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DECL_PROP0(FETCHSIZE, sal_Int32);
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DECL_PROP0(MAXFIELDSIZE,sal_Int32);
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DECL_PROP0(MAXROWS, sal_Int32);
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DECL_PROP0(QUERYTIMEOUT,sal_Int32);
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DECL_PROP0(RESULTSETCONCURRENCY,sal_Int32);
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DECL_PROP0(RESULTSETTYPE,sal_Int32);
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return new ::cppu::OPropertyArrayHelper(aProps);
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}
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// -------------------------------------------------------------------------
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::cppu::IPropertyArrayHelper & OCommonStatement::getInfoHelper()
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{
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return *const_cast<OCommonStatement*>(this)->getArrayHelper();
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}
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// -------------------------------------------------------------------------
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sal_Bool OCommonStatement::convertFastPropertyValue(
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Any & /*rConvertedValue*/,
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Any & /*rOldValue*/,
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sal_Int32 /*nHandle*/,
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const Any& /*rValue*/ )
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throw (::com::sun::star::lang::IllegalArgumentException)
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{
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sal_Bool bConverted = sal_False;
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// here we have to try to convert
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return bConverted;
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}
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// -------------------------------------------------------------------------
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void OCommonStatement::setFastPropertyValue_NoBroadcast(sal_Int32 nHandle,const Any& /*rValue*/) throw (Exception)
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{
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// set the value to whatever is necessary
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switch(nHandle)
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{
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case PROPERTY_ID_QUERYTIMEOUT:
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case PROPERTY_ID_MAXFIELDSIZE:
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case PROPERTY_ID_MAXROWS:
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case PROPERTY_ID_RESULTSETCONCURRENCY:
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case PROPERTY_ID_RESULTSETTYPE:
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case PROPERTY_ID_FETCHDIRECTION:
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case PROPERTY_ID_FETCHSIZE:
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case PROPERTY_ID_ESCAPEPROCESSING:
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default:
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;
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}
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}
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// -------------------------------------------------------------------------
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void OCommonStatement::getFastPropertyValue(Any& /*rValue*/,sal_Int32 nHandle) const
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{
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switch(nHandle)
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{
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case PROPERTY_ID_QUERYTIMEOUT:
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case PROPERTY_ID_MAXFIELDSIZE:
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case PROPERTY_ID_MAXROWS:
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case PROPERTY_ID_RESULTSETCONCURRENCY:
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case PROPERTY_ID_RESULTSETTYPE:
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case PROPERTY_ID_FETCHDIRECTION:
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case PROPERTY_ID_FETCHSIZE:
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case PROPERTY_ID_ESCAPEPROCESSING:
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default:
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;
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}
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}
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// -------------------------------------------------------------------------
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IMPLEMENT_SERVICE_INFO(OStatement,"com.sun.star.sdbcx.OStatement","com.sun.star.sdbc.Statement");
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// -----------------------------------------------------------------------------
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void SAL_CALL OCommonStatement::acquire() throw()
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{
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OCommonStatement_IBASE::acquire();
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}
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// -----------------------------------------------------------------------------
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void SAL_CALL OCommonStatement::release() throw()
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{
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relase_ChildImpl();
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}
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// -----------------------------------------------------------------------------
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void SAL_CALL OStatement::acquire() throw()
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{
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OCommonStatement::acquire();
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}
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// -----------------------------------------------------------------------------
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void SAL_CALL OStatement::release() throw()
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{
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OCommonStatement::release();
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}
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// -----------------------------------------------------------------------------
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Reference< ::com::sun::star::beans::XPropertySetInfo > SAL_CALL OCommonStatement::getPropertySetInfo( ) throw(RuntimeException)
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{
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return ::cppu::OPropertySetHelper::createPropertySetInfo(getInfoHelper());
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}
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// -----------------------------------------------------------------------------
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void OCommonStatement::createColumnMapping()
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{
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size_t i;
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// initialize the column index map (mapping select columns to table columns)
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::rtl::Reference<connectivity::OSQLColumns> xColumns = m_pSQLIterator->getSelectColumns();
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m_aColMapping.resize(xColumns->get().size() + 1);
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for (i=0; i<m_aColMapping.size(); ++i)
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m_aColMapping[i] = static_cast<sal_Int32>(i);
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Reference<XIndexAccess> xNames(m_xColNames,UNO_QUERY);
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// now check which columns are bound
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#if OSL_DEBUG_LEVEL > 0
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|
for ( i = 0; i < m_aColMapping.size(); i++ )
|
|
OSL_TRACE("BEFORE Mapped: %d -> %d", i, m_aColMapping[i] );
|
|
#endif
|
|
OResultSet::setBoundedColumns(m_aRow,xColumns,xNames,sal_True,m_xDBMetaData,m_aColMapping);
|
|
#if OSL_DEBUG_LEVEL > 0
|
|
for ( i = 0; i < m_aColMapping.size(); i++ )
|
|
OSL_TRACE("AFTER Mapped: %d -> %d", i, m_aColMapping[i] );
|
|
#endif
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
|
|
void OCommonStatement::analyseSQL()
|
|
{
|
|
const OSQLParseNode* pOrderbyClause = m_pSQLIterator->getOrderTree();
|
|
if(pOrderbyClause)
|
|
{
|
|
OSQLParseNode * pOrderingSpecCommalist = pOrderbyClause->getChild(2);
|
|
OSL_ENSURE(SQL_ISRULE(pOrderingSpecCommalist,ordering_spec_commalist),"OResultSet: Fehler im Parse Tree");
|
|
|
|
for (sal_uInt32 m = 0; m < pOrderingSpecCommalist->count(); m++)
|
|
{
|
|
OSQLParseNode * pOrderingSpec = pOrderingSpecCommalist->getChild(m);
|
|
OSL_ENSURE(SQL_ISRULE(pOrderingSpec,ordering_spec),"OResultSet: Fehler im Parse Tree");
|
|
OSL_ENSURE(pOrderingSpec->count() == 2,"OResultSet: Fehler im Parse Tree");
|
|
|
|
OSQLParseNode * pColumnRef = pOrderingSpec->getChild(0);
|
|
if(!SQL_ISRULE(pColumnRef,column_ref))
|
|
{
|
|
throw SQLException();
|
|
}
|
|
OSQLParseNode * pAscendingDescending = pOrderingSpec->getChild(1);
|
|
setOrderbyColumn(pColumnRef,pAscendingDescending);
|
|
}
|
|
}
|
|
}
|
|
//------------------------------------------------------------------
|
|
void OCommonStatement::setOrderbyColumn( OSQLParseNode* pColumnRef,
|
|
OSQLParseNode* pAscendingDescending)
|
|
{
|
|
::rtl::OUString aColumnName;
|
|
if (pColumnRef->count() == 1)
|
|
aColumnName = pColumnRef->getChild(0)->getTokenValue();
|
|
else if (pColumnRef->count() == 3)
|
|
{
|
|
pColumnRef->getChild(2)->parseNodeToStr( aColumnName, getOwnConnection(), NULL, sal_False, sal_False );
|
|
}
|
|
else
|
|
{
|
|
throw SQLException();
|
|
}
|
|
|
|
Reference<XColumnLocate> xColLocate(m_xColNames,UNO_QUERY);
|
|
if(!xColLocate.is())
|
|
return;
|
|
|
|
m_aOrderbyColumnNumber.push_back(xColLocate->findColumn(aColumnName));
|
|
|
|
// Ascending or Descending?
|
|
m_aOrderbyAscending.push_back((SQL_ISTOKEN(pAscendingDescending,DESC)) ? SQL_DESC : SQL_ASC);
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
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|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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