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office-gobmx/connectivity/source/commontools/statementcomposer.cxx
Sebastian Spaeth 8694d2bc19 Add vim/emacs modelines to all source files 
Fixes #fdo30794
Based on bin/add-modelines script (originally posted in mail
1286706307.1871.1399280959@webmail.messagingengine.com)

Signed-off-by: Sebastian Spaeth <Sebastian@SSpaeth.de>
2010-10-13 10:57:58 +02:00

318 lines
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/* -*- 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_connectivity.hxx"
#include <connectivity/statementcomposer.hxx>
#include <connectivity/dbtools.hxx>
/** === begin UNO includes === **/
#include <com/sun/star/sdb/CommandType.hpp>
#include <com/sun/star/lang/NullPointerException.hpp>
#include <com/sun/star/lang/XComponent.hpp>
#include <com/sun/star/sdb/XQueriesSupplier.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
/** === end UNO includes === **/
#include <unotools/sharedunocomponent.hxx>
#include <tools/diagnose_ex.h>
#include <comphelper/property.hxx>
//........................................................................
namespace dbtools
{
//........................................................................
/** === begin UNO using === **/
using ::com::sun::star::uno::Reference;
using ::com::sun::star::sdbc::XConnection;
using ::com::sun::star::sdb::XSingleSelectQueryComposer;
using ::com::sun::star::lang::NullPointerException;
using ::com::sun::star::uno::Exception;
using ::com::sun::star::lang::XComponent;
using ::com::sun::star::uno::UNO_QUERY_THROW;
using ::com::sun::star::sdb::XQueriesSupplier;
using ::com::sun::star::container::XNameAccess;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::beans::XPropertySet;
using ::com::sun::star::lang::XMultiServiceFactory;
using ::com::sun::star::sdbc::SQLException;
/** === end UNO using === **/
namespace CommandType = ::com::sun::star::sdb::CommandType;
//====================================================================
//= StatementComposer_Data
//====================================================================
struct StatementComposer_Data
{
const Reference< XConnection > xConnection;
Reference< XSingleSelectQueryComposer > xComposer;
::rtl::OUString sCommand;
::rtl::OUString sFilter;
::rtl::OUString sOrder;
sal_Int32 nCommandType;
sal_Bool bEscapeProcessing;
bool bComposerDirty;
bool bDisposeComposer;
StatementComposer_Data( const Reference< XConnection >& _rxConnection )
:xConnection( _rxConnection )
,sCommand()
,sFilter()
,sOrder()
,nCommandType( CommandType::COMMAND )
,bEscapeProcessing( sal_True )
,bComposerDirty( true )
,bDisposeComposer( true )
{
if ( !_rxConnection.is() )
throw NullPointerException();
}
};
//--------------------------------------------------------------------
namespace
{
//----------------------------------------------------------------
void lcl_resetComposer( StatementComposer_Data& _rData )
{
if ( _rData.bDisposeComposer && _rData.xComposer.is() )
{
try
{
Reference< XComponent > xComposerComponent( _rData.xComposer, UNO_QUERY_THROW );
xComposerComponent->dispose();
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
}
}
_rData.xComposer.clear();
}
//----------------------------------------------------------------
bool lcl_ensureUpToDateComposer_nothrow( StatementComposer_Data& _rData )
{
if ( !_rData.bComposerDirty )
return _rData.xComposer.is();
lcl_resetComposer( _rData );
try
{
::rtl::OUString sStatement;
switch ( _rData.nCommandType )
{
case CommandType::COMMAND:
if ( _rData.bEscapeProcessing )
sStatement = _rData.sCommand;
// (in case of no escape processing we assume a not parseable statement)
break;
case CommandType::TABLE:
{
if ( !_rData.sCommand.getLength() )
break;
sStatement = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "SELECT * FROM " ) );
::rtl::OUString sCatalog, sSchema, sTable;
qualifiedNameComponents( _rData.xConnection->getMetaData(), _rData.sCommand, sCatalog, sSchema, sTable, eInDataManipulation );
sStatement += composeTableNameForSelect( _rData.xConnection, sCatalog, sSchema, sTable );
}
break;
case CommandType::QUERY:
{
// ask the connection for the query
Reference< XQueriesSupplier > xSupplyQueries( _rData.xConnection, UNO_QUERY_THROW );
Reference< XNameAccess > xQueries( xSupplyQueries->getQueries(), UNO_QUERY_THROW );
if ( !xQueries->hasByName( _rData.sCommand ) )
break;
Reference< XPropertySet > xQuery( xQueries->getByName( _rData.sCommand ), UNO_QUERY_THROW );
// a native query ?
sal_Bool bQueryEscapeProcessing = sal_False;
xQuery->getPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "EscapeProcessing" ) ) ) >>= bQueryEscapeProcessing;
if ( !bQueryEscapeProcessing )
break;
// the command used by the query
xQuery->getPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Command" ) ) ) >>= sStatement;
if ( !sStatement.getLength() )
break;
// use a composer to build a statement from the query filter/order props
Reference< XMultiServiceFactory > xFactory( _rData.xConnection, UNO_QUERY_THROW );
::utl::SharedUNOComponent< XSingleSelectQueryComposer > xComposer;
xComposer.set(
xFactory->createInstance( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.sdb.SingleSelectQueryComposer" ) ) ),
UNO_QUERY_THROW
);
// the "basic" statement
xComposer->setElementaryQuery( sStatement );
// the sort order
const ::rtl::OUString sPropOrder( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Order" ) ) );
if ( ::comphelper::hasProperty( sPropOrder, xQuery ) )
{
::rtl::OUString sOrder;
OSL_VERIFY( xQuery->getPropertyValue( sPropOrder ) >>= sOrder );
xComposer->setOrder( sOrder );
}
// the filter
sal_Bool bApplyFilter = sal_True;
const ::rtl::OUString sPropApply = ::rtl::OUString::createFromAscii( "ApplyFilter" );
if ( ::comphelper::hasProperty( sPropApply, xQuery ) )
{
OSL_VERIFY( xQuery->getPropertyValue( sPropApply ) >>= bApplyFilter );
}
if ( bApplyFilter )
{
::rtl::OUString sFilter;
OSL_VERIFY( xQuery->getPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Filter" ) ) ) >>= sFilter );
xComposer->setFilter( sFilter );
}
// the composed statement
sStatement = xComposer->getQuery();
}
break;
default:
OSL_ENSURE(sal_False, "lcl_ensureUpToDateComposer_nothrow: no table, no query, no statement - what else ?!");
break;
}
if ( sStatement.getLength() )
{
// create an composer
Reference< XMultiServiceFactory > xFactory( _rData.xConnection, UNO_QUERY_THROW );
Reference< XSingleSelectQueryComposer > xComposer( xFactory->createInstance( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.sdb.SingleSelectQueryComposer" ) ) ),
UNO_QUERY_THROW );
xComposer->setElementaryQuery( sStatement );
// append sort/filter
xComposer->setOrder( _rData.sOrder );
xComposer->setFilter( _rData.sFilter );
sStatement = xComposer->getQuery();
_rData.xComposer = xComposer;
_rData.bComposerDirty = false;
}
}
catch( const SQLException& )
{
// allowed to leave here
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
}
return _rData.xComposer.is();
}
}
//====================================================================
//= StatementComposer
//====================================================================
//--------------------------------------------------------------------
StatementComposer::StatementComposer( const Reference< XConnection >& _rxConnection,
const ::rtl::OUString& _rCommand, const sal_Int32 _nCommandType, const sal_Bool _bEscapeProcessing )
:m_pData( new StatementComposer_Data( _rxConnection ) )
{
OSL_PRECOND( _rxConnection.is(), "StatementComposer::StatementComposer: illegal connection!" );
m_pData->sCommand = _rCommand;
m_pData->nCommandType = _nCommandType;
m_pData->bEscapeProcessing = _bEscapeProcessing;
}
//--------------------------------------------------------------------
StatementComposer::~StatementComposer()
{
lcl_resetComposer( *m_pData );
}
//--------------------------------------------------------------------
void StatementComposer::setDisposeComposer( bool _bDoDispose )
{
m_pData->bDisposeComposer = _bDoDispose;
}
//--------------------------------------------------------------------
bool StatementComposer::getDisposeComposer() const
{
return m_pData->bDisposeComposer;
}
//--------------------------------------------------------------------
void StatementComposer::setFilter( const ::rtl::OUString& _rFilter )
{
m_pData->sFilter = _rFilter;
m_pData->bComposerDirty = true;
}
//--------------------------------------------------------------------
void StatementComposer::setOrder( const ::rtl::OUString& _rOrder )
{
m_pData->sOrder = _rOrder;
m_pData->bComposerDirty = true;
}
//--------------------------------------------------------------------
Reference< XSingleSelectQueryComposer > StatementComposer::getComposer()
{
lcl_ensureUpToDateComposer_nothrow( *m_pData );
return m_pData->xComposer;
}
//--------------------------------------------------------------------
::rtl::OUString StatementComposer::getQuery()
{
if ( lcl_ensureUpToDateComposer_nothrow( *m_pData ) )
{
return m_pData->xComposer->getQuery();
}
return ::rtl::OUString();
}
//........................................................................
} // namespace dbtools
//........................................................................
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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