252 lines
8.1 KiB
C++
252 lines
8.1 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 <strings.hxx>
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#include <viewcontainer.hxx>
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#include <View.hxx>
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#include <comphelper/types.hxx>
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#include <connectivity/dbtools.hxx>
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#include <connectivity/dbexception.hxx>
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#include <com/sun/star/beans/XPropertySet.hpp>
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#include <com/sun/star/sdbc/XConnection.hpp>
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using namespace dbaccess;
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using namespace dbtools;
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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::sdbcx;
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using namespace ::com::sun::star::container;
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using namespace ::osl;
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using namespace ::comphelper;
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using namespace ::cppu;
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using namespace ::connectivity::sdbcx;
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// OViewContainer
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OViewContainer::OViewContainer(::cppu::OWeakObject& _rParent
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,::osl::Mutex& _rMutex
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,const Reference< XConnection >& _xCon
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,bool _bCase
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,IRefreshListener* _pRefreshListener
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,std::atomic<std::size_t>& _nInAppend)
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:OFilteredContainer(_rParent,_rMutex,_xCon,_bCase,_pRefreshListener,_nInAppend)
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,m_bInElementRemoved(false)
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{
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}
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OViewContainer::~OViewContainer()
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{
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}
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// XServiceInfo
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OUString SAL_CALL OViewContainer::getImplementationName()
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{
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return u"com.sun.star.sdb.dbaccess.OViewContainer"_ustr;
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}
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sal_Bool SAL_CALL OViewContainer::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 OViewContainer::getSupportedServiceNames()
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{
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return { SERVICE_SDBCX_CONTAINER, SERVICE_SDBCX_TABLES };
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}
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ObjectType OViewContainer::createObject(const OUString& _rName)
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{
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ObjectType xProp;
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if ( m_xMasterContainer.is() && m_xMasterContainer->hasByName(_rName) )
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xProp.set(m_xMasterContainer->getByName(_rName),UNO_QUERY);
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if ( !xProp.is() )
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{
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OUString sCatalog,sSchema,sTable;
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::dbtools::qualifiedNameComponents(m_xMetaData,
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_rName,
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sCatalog,
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sSchema,
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sTable,
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::dbtools::EComposeRule::InDataManipulation);
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return new View(m_xConnection,
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isCaseSensitive(),
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sCatalog,
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sSchema,
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sTable
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);
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}
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return xProp;
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}
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Reference< XPropertySet > OViewContainer::createDescriptor()
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{
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Reference< XPropertySet > xRet;
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// first we have to look if the master tables support this
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// and if so then create a table object as well with the master tables
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Reference<XDataDescriptorFactory> xDataFactory(m_xMasterContainer,UNO_QUERY);
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if(xDataFactory.is())
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xRet = xDataFactory->createDataDescriptor();
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else
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xRet = new ::connectivity::sdbcx::OView(isCaseSensitive(),m_xMetaData);
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return xRet;
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}
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// XAppend
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ObjectType OViewContainer::appendObject( const OUString& _rForName, const Reference< XPropertySet >& descriptor )
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{
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// append the new table with a create stmt
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OUString aName = getString(descriptor->getPropertyValue(PROPERTY_NAME));
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Reference<XAppend> xAppend(m_xMasterContainer,UNO_QUERY);
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Reference< XPropertySet > xProp = descriptor;
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if(xAppend.is())
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{
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EnsureReset aReset(m_nInAppend);
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xAppend->appendByDescriptor(descriptor);
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if(m_xMasterContainer->hasByName(aName))
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xProp.set(m_xMasterContainer->getByName(aName),UNO_QUERY);
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}
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else
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{
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OUString sComposedName = ::dbtools::composeTableName( m_xMetaData, descriptor, ::dbtools::EComposeRule::InTableDefinitions, true );
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if(sComposedName.isEmpty())
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::dbtools::throwFunctionSequenceException(static_cast<XTypeProvider*>(static_cast<OFilteredContainer*>(this)));
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OUString sCommand;
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descriptor->getPropertyValue(PROPERTY_COMMAND) >>= sCommand;
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OUString aSQL = "CREATE VIEW " + sComposedName + " AS " + sCommand;
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Reference<XConnection> xCon = m_xConnection;
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OSL_ENSURE(xCon.is(),"Connection is null!");
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if ( xCon.is() )
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{
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::utl::SharedUNOComponent< XStatement > xStmt( xCon->createStatement() );
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if ( xStmt.is() )
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xStmt->execute( aSQL );
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}
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}
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return createObject( _rForName );
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}
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// XDrop
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void OViewContainer::dropObject(sal_Int32 _nPos, const OUString& _sElementName)
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{
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if ( m_bInElementRemoved )
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return;
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Reference< XDrop > xDrop(m_xMasterContainer,UNO_QUERY);
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if(xDrop.is())
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xDrop->dropByName(_sElementName);
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else
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{
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OUString sComposedName;
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Reference<XPropertySet> xTable(getObject(_nPos),UNO_QUERY);
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if ( xTable.is() )
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{
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OUString sCatalog,sSchema,sTable;
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xTable->getPropertyValue(PROPERTY_CATALOGNAME) >>= sCatalog;
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xTable->getPropertyValue(PROPERTY_SCHEMANAME) >>= sSchema;
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xTable->getPropertyValue(PROPERTY_NAME) >>= sTable;
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sComposedName = ::dbtools::composeTableName( m_xMetaData, sCatalog, sSchema, sTable, true, ::dbtools::EComposeRule::InTableDefinitions );
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}
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if(sComposedName.isEmpty())
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::dbtools::throwFunctionSequenceException(static_cast<XTypeProvider*>(static_cast<OFilteredContainer*>(this)));
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OUString aSql = "DROP VIEW " + sComposedName;
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Reference<XConnection> xCon = m_xConnection;
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OSL_ENSURE(xCon.is(),"Connection is null!");
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if ( xCon.is() )
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{
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Reference< XStatement > xStmt = xCon->createStatement( );
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if(xStmt.is())
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xStmt->execute(aSql);
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::comphelper::disposeComponent(xStmt);
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}
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}
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}
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void SAL_CALL OViewContainer::elementInserted( const ContainerEvent& Event )
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{
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::osl::MutexGuard aGuard(m_rMutex);
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OUString sName;
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if ( ( Event.Accessor >>= sName )
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&& ( !m_nInAppend )
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&& ( !hasByName( sName ) )
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)
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{
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Reference<XPropertySet> xProp(Event.Element,UNO_QUERY);
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OUString sType;
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xProp->getPropertyValue(PROPERTY_TYPE) >>= sType;
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if ( sType == "VIEW" )
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insertElement(sName,createObject(sName));
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}
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}
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void SAL_CALL OViewContainer::elementRemoved( const ContainerEvent& Event )
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{
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::osl::MutexGuard aGuard(m_rMutex);
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OUString sName;
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if ( !((Event.Accessor >>= sName) && hasByName(sName)) )
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return;
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m_bInElementRemoved = true;
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try
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{
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dropByName(sName);
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}
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catch(Exception&)
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{
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m_bInElementRemoved = false;
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throw;
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}
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m_bInElementRemoved = false;
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}
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void SAL_CALL OViewContainer::disposing( const css::lang::EventObject& /*Source*/ )
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{
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}
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void SAL_CALL OViewContainer::elementReplaced( const ContainerEvent& /*Event*/ )
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{
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}
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OUString OViewContainer::getTableTypeRestriction() const
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{
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// no restriction at all (other than the ones provided externally)
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return u"VIEW"_ustr;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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