382 lines
14 KiB
C++
382 lines
14 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 "query.hxx"
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#include <stringconstants.hxx>
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#include <connectivity/dbexception.hxx>
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#include <connectivity/PColumn.hxx>
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#include <connectivity/warningscontainer.hxx>
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#include "HelperCollections.hxx"
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#include <core_resource.hxx>
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#include <strings.hrc>
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#include <strings.hxx>
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#include <comphelper/diagnose_ex.hxx>
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#include <osl/diagnose.h>
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#include <com/sun/star/sdbc/XConnection.hpp>
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#include <com/sun/star/sdb/XSingleSelectQueryComposer.hpp>
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#include <com/sun/star/sdbc/XResultSetMetaDataSupplier.hpp>
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#include <com/sun/star/sdb/SQLContext.hpp>
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#include <comphelper/property.hxx>
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#include <unotools/sharedunocomponent.hxx>
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#include <definitioncolumn.hxx>
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#include <com/sun/star/beans/PropertyAttribute.hpp>
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#include <com/sun/star/lang/XMultiServiceFactory.hpp>
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#include <ContainerMediator.hxx>
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using namespace dbaccess;
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::sdbc;
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using namespace ::com::sun::star::sdbcx;
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using namespace ::com::sun::star::sdb;
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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::container;
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using namespace ::comphelper;
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using namespace ::osl;
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using namespace ::cppu;
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using namespace ::utl;
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namespace dbaccess
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{
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// OQuery
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OQuery::OQuery( const Reference< XPropertySet >& _rxCommandDefinition
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,const Reference< XConnection >& _rxConn
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,const Reference< XComponentContext >& _xORB)
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:OContentHelper(_xORB,nullptr,std::make_shared<OContentHelper_Impl>())
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,OQueryDescriptor_Base(m_aMutex,*this)
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,ODataSettings(OContentHelper::rBHelper,true)
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,m_xCommandDefinition(_rxCommandDefinition)
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,m_xConnection(_rxConn)
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,m_pWarnings( nullptr )
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,m_eDoingCurrently(AggregateAction::NONE)
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{
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registerProperties();
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ODataSettings::registerPropertiesFor(this);
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osl_atomic_increment(&m_refCount);
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OSL_ENSURE(m_xCommandDefinition.is(), "OQuery::OQuery : invalid CommandDefinition object !");
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if ( m_xCommandDefinition.is() )
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{
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try
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{
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::comphelper::copyProperties(_rxCommandDefinition,this);
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}
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catch(Exception&)
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{
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TOOLS_WARN_EXCEPTION("dbaccess", "OQueryDescriptor_Base::OQueryDescriptor_Base");
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}
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m_xCommandDefinition->addPropertyChangeListener(OUString(), this);
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// m_xCommandDefinition->addPropertyChangeListener(PROPERTY_NAME, this);
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m_xCommandPropInfo = m_xCommandDefinition->getPropertySetInfo();
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}
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OSL_ENSURE(m_xConnection.is(), "OQuery::OQuery : invalid connection !");
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osl_atomic_decrement(&m_refCount);
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}
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OQuery::~OQuery()
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{
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}
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css::uno::Sequence<sal_Int8> OQuery::getImplementationId()
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{
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return css::uno::Sequence<sal_Int8>();
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}
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css::uno::Sequence< css::uno::Type > OQuery::getTypes()
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{
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return ::comphelper::concatSequences(
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OQueryDescriptor_Base::getTypes( ),
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ODataSettings::getTypes( ),
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OContentHelper::getTypes( )
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);
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}
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IMPLEMENT_FORWARD_XINTERFACE3( OQuery,OContentHelper,OQueryDescriptor_Base,ODataSettings)
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void OQuery::rebuildColumns()
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{
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OSL_PRECOND( getColumnCount() == 0, "OQuery::rebuildColumns: column container should be empty!" );
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// the base class' definition of rebuildColumns promised that clearColumns is called before rebuildColumns
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try
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{
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m_pColumnMediator = nullptr;
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Reference<XColumnsSupplier> xColSup(m_xCommandDefinition,UNO_QUERY);
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Reference< XNameAccess > xColumnDefinitions;
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if ( xColSup.is() )
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{
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xColumnDefinitions = xColSup->getColumns();
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if ( xColumnDefinitions.is() )
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m_pColumnMediator = new OContainerMediator( m_pColumns.get(), xColumnDefinitions );
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}
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// fill the columns with columns from the statement
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Reference< XMultiServiceFactory > xFactory( m_xConnection, UNO_QUERY_THROW );
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SharedUNOComponent< XSingleSelectQueryComposer, DisposableComponent > xComposer(
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Reference< XSingleSelectQueryComposer >( xFactory->createInstance( SERVICE_NAME_SINGLESELECTQUERYCOMPOSER ), UNO_QUERY_THROW ) );
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Reference< XNameAccess > xColumns;
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Reference< XIndexAccess > xColumnsIndexed;
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try
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{
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xComposer->setQuery( m_sCommand );
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Reference< XColumnsSupplier > xCols( xComposer, UNO_QUERY_THROW );
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xColumns.set( xCols->getColumns(), UNO_SET_THROW );
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xColumnsIndexed.set( xColumns, UNO_QUERY_THROW );
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}
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catch( const SQLException& ) { }
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SharedUNOComponent< XPreparedStatement, DisposableComponent > xPreparedStatement;
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if ( !xColumns.is() || ( xColumnsIndexed->getCount() == 0 ) )
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{ // the QueryComposer could not parse it. Try a lean version.
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xPreparedStatement.set( m_xConnection->prepareStatement( m_sCommand ), UNO_QUERY_THROW );
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Reference< XResultSetMetaDataSupplier > xResMetaDataSup( xPreparedStatement, UNO_QUERY_THROW );
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Reference< XResultSetMetaData > xResultSetMeta( xResMetaDataSup->getMetaData() );
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if ( !xResultSetMeta.is() )
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{
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OUString sError( DBA_RES( RID_STR_STATEMENT_WITHOUT_RESULT_SET ) );
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::dbtools::throwSQLException( sError, StandardSQLState::GENERAL_ERROR, *this );
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}
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Reference< XDatabaseMetaData > xDBMeta( m_xConnection->getMetaData(), UNO_SET_THROW );
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::rtl::Reference< OSQLColumns > aParseColumns(
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::connectivity::parse::OParseColumn::createColumnsForResultSet( xResultSetMeta, xDBMeta,xColumnDefinitions ) );
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xColumns = OPrivateColumns::createWithIntrinsicNames(
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aParseColumns, xDBMeta->supportsMixedCaseQuotedIdentifiers(), *this, m_aMutex ).release();
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if ( !xColumns.is() )
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throw RuntimeException();
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}
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const Sequence<OUString> aColNames = xColumns->getElementNames();
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for ( const OUString& rName : aColNames )
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{
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Reference<XPropertySet> xSource(xColumns->getByName( rName ),UNO_QUERY);
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OUString sLabel = rName;
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if ( xColumnDefinitions.is() && xColumnDefinitions->hasByName(rName) )
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{
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Reference<XPropertySet> xCommandColumn(xColumnDefinitions->getByName( rName ),UNO_QUERY);
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xCommandColumn->getPropertyValue(PROPERTY_LABEL) >>= sLabel;
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}
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rtl::Reference<OQueryColumn> pColumn = new OQueryColumn( xSource, m_xConnection, sLabel);
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pColumn->setParent( *this );
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implAppendColumn( rName, pColumn.get() );
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Reference< XPropertySet > xDest( *pColumn, UNO_QUERY_THROW );
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if ( m_pColumnMediator.is() )
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m_pColumnMediator->notifyElementCreated( rName, xDest );
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}
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}
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catch( const SQLContext& e )
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{
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if ( m_pWarnings )
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m_pWarnings->appendWarning( e );
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}
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catch( const SQLWarning& e )
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{
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if ( m_pWarnings )
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m_pWarnings->appendWarning( e );
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}
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catch( const SQLException& e )
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{
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if ( m_pWarnings )
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m_pWarnings->appendWarning( e );
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION("dbaccess");
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}
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}
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// XServiceInfo
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OUString SAL_CALL OQuery::getImplementationName()
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{
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return u"com.sun.star.sdb.dbaccess.OQuery"_ustr;
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}
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sal_Bool SAL_CALL OQuery::supportsService(const OUString& _rServiceName)
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{
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const css::uno::Sequence< OUString > aSupported(getSupportedServiceNames());
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for (const OUString& s : aSupported)
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if (s == _rServiceName)
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return true;
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return false;
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}
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css::uno::Sequence< OUString > SAL_CALL OQuery::getSupportedServiceNames( )
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{
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return { SERVICE_SDB_DATASETTINGS, SERVICE_SDB_QUERY, u"com.sun.star.sdb.QueryDefinition"_ustr };
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}
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// css::beans::XPropertyChangeListener
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void SAL_CALL OQuery::propertyChange( const PropertyChangeEvent& _rSource )
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{
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sal_Int32 nOwnHandle = -1;
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{
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MutexGuard aGuard(m_aMutex);
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OSL_ENSURE(_rSource.Source.get() == Reference< XInterface >(m_xCommandDefinition, UNO_QUERY).get(),
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"OQuery::propertyChange : where did this call come from ?");
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if (m_eDoingCurrently == AggregateAction::SettingProperties)
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// we're setting the property ourself, so we will do the necessary notifications later
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return;
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// forward this to our own member holding a copy of the property value
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if (getArrayHelper()->hasPropertyByName(_rSource.PropertyName))
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{
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Property aOwnProp = getArrayHelper()->getPropertyByName(_rSource.PropertyName);
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nOwnHandle = aOwnProp.Handle;
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ODataSettings::setFastPropertyValue_NoBroadcast(nOwnHandle, _rSource.NewValue);
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// don't use our own setFastPropertyValue_NoBroadcast, this would forward it to the CommandSettings,
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// again
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// and don't use the "real" setPropertyValue, this is too expensive and not sure to succeed
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}
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else
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{
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OSL_FAIL("OQuery::propertyChange : my CommandDefinition has more properties than I do !");
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}
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}
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fire(&nOwnHandle, &_rSource.NewValue, &_rSource.OldValue, 1, false);
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}
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void SAL_CALL OQuery::disposing( const EventObject& _rSource )
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{
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MutexGuard aGuard(m_aMutex);
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OSL_ENSURE(_rSource.Source.get() == Reference< XInterface >(m_xCommandDefinition, UNO_QUERY).get(),
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"OQuery::disposing : where did this call come from ?");
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m_xCommandDefinition->removePropertyChangeListener(OUString(), this);
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m_xCommandDefinition = nullptr;
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}
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// XDataDescriptorFactory
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Reference< XPropertySet > SAL_CALL OQuery::createDataDescriptor( )
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{
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return new OQueryDescriptor(*this);
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}
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// pseudo-XComponent
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void SAL_CALL OQuery::disposing()
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{
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MutexGuard aGuard(m_aMutex);
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if (m_xCommandDefinition.is())
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{
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m_xCommandDefinition->removePropertyChangeListener(OUString(), this);
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m_xCommandDefinition = nullptr;
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}
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disposeColumns();
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m_pWarnings = nullptr;
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}
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void OQuery::setFastPropertyValue_NoBroadcast( sal_Int32 _nHandle, const Any& _rValue )
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{
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ODataSettings::setFastPropertyValue_NoBroadcast(_nHandle, _rValue);
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OUString sAggPropName;
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sal_Int16 nAttr = 0;
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if (getInfoHelper().fillPropertyMembersByHandle(&sAggPropName,&nAttr,_nHandle) &&
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m_xCommandPropInfo.is() &&
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m_xCommandPropInfo->hasPropertyByName(sAggPropName))
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{ // the base class holds the property values itself, but we have to forward this to our CommandDefinition
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m_eDoingCurrently = AggregateAction::SettingProperties;
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OAutoActionReset aAutoReset(*this);
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m_xCommandDefinition->setPropertyValue(sAggPropName, _rValue);
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if ( PROPERTY_ID_COMMAND == _nHandle )
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// the columns are out of date if we are based on a new statement...
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setColumnsOutOfDate();
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}
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}
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Reference< XPropertySetInfo > SAL_CALL OQuery::getPropertySetInfo( )
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{
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return createPropertySetInfo( getInfoHelper() ) ;
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}
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::cppu::IPropertyArrayHelper& OQuery::getInfoHelper()
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{
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return *getArrayHelper();
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}
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::cppu::IPropertyArrayHelper* OQuery::createArrayHelper( ) const
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{
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Sequence< Property > aProps;
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// our own props
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describeProperties(aProps);
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return new ::cppu::OPropertyArrayHelper(aProps);
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}
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rtl::Reference<OColumn> OQuery::createColumn(const OUString& /*_rName*/) const
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{
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return nullptr;
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}
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void SAL_CALL OQuery::rename( const OUString& newName )
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{
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MutexGuard aGuard(m_aMutex);
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Reference<XRename> xRename(m_xCommandDefinition,UNO_QUERY);
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OSL_ENSURE(xRename.is(),"No XRename interface!");
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if(xRename.is())
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xRename->rename(newName);
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}
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void OQuery::registerProperties()
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{
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// the properties which OCommandBase supplies (it has no own registration, as it's not derived from
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// an OPropertyStateContainer)
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registerProperty(PROPERTY_NAME, PROPERTY_ID_NAME, PropertyAttribute::BOUND|PropertyAttribute::CONSTRAINED,
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&m_sElementName, cppu::UnoType<decltype(m_sElementName)>::get());
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registerProperty(PROPERTY_COMMAND, PROPERTY_ID_COMMAND, PropertyAttribute::BOUND,
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&m_sCommand, cppu::UnoType<decltype(m_sCommand)>::get());
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registerProperty(PROPERTY_ESCAPE_PROCESSING, PROPERTY_ID_ESCAPE_PROCESSING, PropertyAttribute::BOUND,
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&m_bEscapeProcessing, cppu::UnoType<bool>::get());
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registerProperty(PROPERTY_UPDATE_TABLENAME, PROPERTY_ID_UPDATE_TABLENAME, PropertyAttribute::BOUND,
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&m_sUpdateTableName, cppu::UnoType<decltype(m_sUpdateTableName)>::get());
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registerProperty(PROPERTY_UPDATE_SCHEMANAME, PROPERTY_ID_UPDATE_SCHEMANAME, PropertyAttribute::BOUND,
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&m_sUpdateSchemaName, cppu::UnoType<decltype(m_sUpdateSchemaName)>::get());
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registerProperty(PROPERTY_UPDATE_CATALOGNAME, PROPERTY_ID_UPDATE_CATALOGNAME, PropertyAttribute::BOUND,
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&m_sUpdateCatalogName, cppu::UnoType<decltype(m_sUpdateCatalogName)>::get());
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registerProperty(PROPERTY_LAYOUTINFORMATION, PROPERTY_ID_LAYOUTINFORMATION, PropertyAttribute::BOUND,
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&m_aLayoutInformation, cppu::UnoType<decltype(m_aLayoutInformation)>::get());
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}
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OUString OQuery::determineContentType() const
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{
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return u"application/vnd.org.openoffice.DatabaseQuery"_ustr;
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}
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} // namespace dbaccess
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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