office-gobmx/dbaccess/source/core/api/viewcontainer.cxx
2011-01-09 20:51:39 +00:00

274 lines
9.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_dbaccess.hxx"
#include "viewcontainer.hxx"
#include "dbastrings.hrc"
#include "core_resource.hxx"
#include "core_resource.hrc"
#include "View.hxx"
#include <tools/debug.hxx>
#include <tools/wldcrd.hxx>
#include <comphelper/enumhelper.hxx>
#include <comphelper/types.hxx>
#include <connectivity/dbtools.hxx>
#include <comphelper/extract.hxx>
#include <connectivity/dbexception.hxx>
#include <rtl/ustrbuf.hxx>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/sdbc/XConnection.hpp>
#include <com/sun/star/sdbc/XDatabaseMetaData.hpp>
#include <com/sun/star/sdbc/KeyRule.hpp>
#include <com/sun/star/sdbc/ColumnValue.hpp>
#include <com/sun/star/sdbc/XRow.hpp>
#include <com/sun/star/sdbcx/XColumnsSupplier.hpp>
#include <com/sun/star/sdbcx/XTablesSupplier.hpp>
#include <com/sun/star/sdbcx/KeyType.hpp>
using namespace dbaccess;
using namespace dbtools;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::sdb;
using namespace ::com::sun::star::sdbcx;
using namespace ::com::sun::star::util;
using namespace ::com::sun::star::container;
using namespace ::osl;
using namespace ::comphelper;
using namespace ::cppu;
using namespace ::connectivity::sdbcx;
//==========================================================================
//= OViewContainer
//==========================================================================
DBG_NAME(OViewContainer)
OViewContainer::OViewContainer(::cppu::OWeakObject& _rParent
,::osl::Mutex& _rMutex
,const Reference< XConnection >& _xCon
,sal_Bool _bCase
,IRefreshListener* _pRefreshListener
,::dbtools::IWarningsContainer* _pWarningsContainer
,oslInterlockedCount& _nInAppend)
:OFilteredContainer(_rParent,_rMutex,_xCon,_bCase,_pRefreshListener,_pWarningsContainer,_nInAppend)
,m_bInElementRemoved(false)
{
DBG_CTOR(OViewContainer, NULL);
}
OViewContainer::~OViewContainer()
{
DBG_DTOR(OViewContainer, NULL);
}
// XServiceInfo
IMPLEMENT_SERVICE_INFO2(OViewContainer, "com.sun.star.sdb.dbaccess.OViewContainer", SERVICE_SDBCX_CONTAINER, SERVICE_SDBCX_TABLES)
ObjectType OViewContainer::createObject(const ::rtl::OUString& _rName)
{
ObjectType xProp;
if ( m_xMasterContainer.is() && m_xMasterContainer->hasByName(_rName) )
xProp.set(m_xMasterContainer->getByName(_rName),UNO_QUERY);
if ( !xProp.is() )
{
::rtl::OUString sCatalog,sSchema,sTable;
::dbtools::qualifiedNameComponents(m_xMetaData,
_rName,
sCatalog,
sSchema,
sTable,
::dbtools::eInDataManipulation);
return new View(m_xConnection,
isCaseSensitive(),
sCatalog,
sSchema,
sTable
);
}
return xProp;
}
Reference< XPropertySet > OViewContainer::createDescriptor()
{
Reference< XPropertySet > xRet;
// first we have to look if the master tables support this
// and if so then create a table object as well with the master tables
Reference<XColumnsSupplier > xMasterColumnsSup;
Reference<XDataDescriptorFactory> xDataFactory(m_xMasterContainer,UNO_QUERY);
if(xDataFactory.is())
xRet = xDataFactory->createDataDescriptor();
else
xRet = new ::connectivity::sdbcx::OView(isCaseSensitive(),m_xMetaData);
return xRet;
}
// XAppend
ObjectType OViewContainer::appendObject( const ::rtl::OUString& _rForName, const Reference< XPropertySet >& descriptor )
{
// append the new table with a create stmt
::rtl::OUString aName = getString(descriptor->getPropertyValue(PROPERTY_NAME));
Reference<XAppend> xAppend(m_xMasterContainer,UNO_QUERY);
Reference< XPropertySet > xProp = descriptor;
if(xAppend.is())
{
EnsureReset aReset(m_nInAppend);
xAppend->appendByDescriptor(descriptor);
if(m_xMasterContainer->hasByName(aName))
xProp.set(m_xMasterContainer->getByName(aName),UNO_QUERY);
}
else
{
::rtl::OUString sComposedName = ::dbtools::composeTableName( m_xMetaData, descriptor, ::dbtools::eInTableDefinitions, false, false, true );
if(!sComposedName.getLength())
::dbtools::throwFunctionSequenceException(static_cast<XTypeProvider*>(static_cast<OFilteredContainer*>(this)));
::rtl::OUString sCommand;
descriptor->getPropertyValue(PROPERTY_COMMAND) >>= sCommand;
::rtl::OUStringBuffer aSQL;
aSQL.appendAscii( "CREATE VIEW " );
aSQL.append ( sComposedName );
aSQL.appendAscii( " AS " );
aSQL.append ( sCommand );
Reference<XConnection> xCon = m_xConnection;
OSL_ENSURE(xCon.is(),"Connection is null!");
if ( xCon.is() )
{
::utl::SharedUNOComponent< XStatement > xStmt( xCon->createStatement() );
if ( xStmt.is() )
xStmt->execute( aSQL.makeStringAndClear() );
}
}
return createObject( _rForName );
}
// XDrop
void OViewContainer::dropObject(sal_Int32 _nPos,const ::rtl::OUString _sElementName)
{
if ( !m_bInElementRemoved )
{
Reference< XDrop > xDrop(m_xMasterContainer,UNO_QUERY);
if(xDrop.is())
xDrop->dropByName(_sElementName);
else
{
::rtl::OUString sCatalog,sSchema,sTable,sComposedName;
Reference<XPropertySet> xTable(getObject(_nPos),UNO_QUERY);
if ( xTable.is() )
{
xTable->getPropertyValue(PROPERTY_CATALOGNAME) >>= sCatalog;
xTable->getPropertyValue(PROPERTY_SCHEMANAME) >>= sSchema;
xTable->getPropertyValue(PROPERTY_NAME) >>= sTable;
sComposedName = ::dbtools::composeTableName( m_xMetaData, sCatalog, sSchema, sTable, sal_True, ::dbtools::eInTableDefinitions );
}
if(!sComposedName.getLength())
::dbtools::throwFunctionSequenceException(static_cast<XTypeProvider*>(static_cast<OFilteredContainer*>(this)));
::rtl::OUString aSql(RTL_CONSTASCII_USTRINGPARAM("DROP VIEW "));
aSql += sComposedName;
Reference<XConnection> xCon = m_xConnection;
OSL_ENSURE(xCon.is(),"Connection is null!");
if ( xCon.is() )
{
Reference< XStatement > xStmt = xCon->createStatement( );
if(xStmt.is())
xStmt->execute(aSql);
::comphelper::disposeComponent(xStmt);
}
}
}
}
void SAL_CALL OViewContainer::elementInserted( const ContainerEvent& Event ) throw (RuntimeException)
{
::osl::MutexGuard aGuard(m_rMutex);
::rtl::OUString sName;
if ( ( Event.Accessor >>= sName )
&& ( !m_nInAppend )
&& ( !hasByName( sName ) )
)
{
Reference<XPropertySet> xProp(Event.Element,UNO_QUERY);
::rtl::OUString sType;
xProp->getPropertyValue(PROPERTY_TYPE) >>= sType;
if ( sType == ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("VIEW")) )
insertElement(sName,createObject(sName));
}
}
void SAL_CALL OViewContainer::elementRemoved( const ContainerEvent& Event ) throw (RuntimeException)
{
::osl::MutexGuard aGuard(m_rMutex);
::rtl::OUString sName;
if ( (Event.Accessor >>= sName) && hasByName(sName) )
{
m_bInElementRemoved = true;
try
{
dropByName(sName);
}
catch(Exception&)
{
m_bInElementRemoved = sal_False;
throw;
}
m_bInElementRemoved = false;
}
}
void SAL_CALL OViewContainer::disposing( const ::com::sun::star::lang::EventObject& /*Source*/ ) throw (RuntimeException)
{
}
void SAL_CALL OViewContainer::elementReplaced( const ContainerEvent& /*Event*/ ) throw (RuntimeException)
{
}
::rtl::OUString OViewContainer::getTableTypeRestriction() const
{
// no restriction at all (other than the ones provided externally)
return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "VIEW" ) );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */