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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.
*
************************************************************************/
#include <com/sun/star/sdbc/XConnection.hpp>
#include <com/sun/star/sdbc/XDataSource.hpp>
#include <com/sun/star/util/XNumberFormatsSupplier.hpp>
#include <com/sun/star/sdb/SQLContext.hpp>
#include "svx/dbtoolsclient.hxx"
#include <osl/diagnose.h>
#include <rtl/instance.hxx>
#include <connectivity/formattedcolumnvalue.hxx>
//........................................................................
namespace svxform
{
//........................................................................
using namespace ::connectivity::simple;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::util;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::sdb;
using namespace ::com::sun::star::container;
//====================================================================
//= ODbtoolsClient
//====================================================================
namespace
{
struct theODbtoolsClientMutex : public rtl::Static< osl::Mutex, theODbtoolsClientMutex> {};
}
sal_Int32 ODbtoolsClient::s_nClients = 0;
oslModule ODbtoolsClient::s_hDbtoolsModule = NULL;
createDataAccessToolsFactoryFunction
ODbtoolsClient::s_pFactoryCreationFunc = NULL;
//--------------------------------------------------------------------
ODbtoolsClient::ODbtoolsClient()
{
m_bCreateAlready = sal_False;
}
//--------------------------------------------------------------------
bool ODbtoolsClient::ensureLoaded() const
{
if ( !m_bCreateAlready )
{
m_bCreateAlready = true;
registerClient();
if ( s_pFactoryCreationFunc )
{ // loading the lib succeeded
void* pUntypedFactory = (*s_pFactoryCreationFunc)();
IDataAccessToolsFactory* pDBTFactory = static_cast< IDataAccessToolsFactory* >( pUntypedFactory );
OSL_ENSURE( pDBTFactory, "ODbtoolsClient::ODbtoolsClient: no factory returned!" );
if ( pDBTFactory )
{
m_xDataAccessFactory = pDBTFactory;
// by definition, the factory was aquired once
m_xDataAccessFactory->release();
}
}
}
return m_xDataAccessFactory.is();
}
//--------------------------------------------------------------------
ODbtoolsClient::~ODbtoolsClient()
{
// clear the factory _before_ revoking the client
// (the revocation may unload the DBT lib)
m_xDataAccessFactory = NULL;
// revoke the client
if ( m_bCreateAlready )
revokeClient();
}
//--------------------------------------------------------------------
#ifndef DISABLE_DYNLOADING
extern "C" { static void SAL_CALL thisModule() {} }
#else
extern "C" void * createDataAccessToolsFactory();
#endif
void ODbtoolsClient::registerClient()
{
::osl::MutexGuard aGuard(theODbtoolsClientMutex::get());
if (1 == ++s_nClients)
{
OSL_ENSURE(NULL == s_hDbtoolsModule, "ODbtoolsClient::registerClient: inconsistence: already have a module!");
OSL_ENSURE(NULL == s_pFactoryCreationFunc, "ODbtoolsClient::registerClient: inconsistence: already have a factory function!");
#ifndef DISABLE_DYNLOADING
const ::rtl::OUString sModuleName( SVLIBRARY( "dbtools" )
);
// load the dbtools library
s_hDbtoolsModule = osl_loadModuleRelative(
&thisModule, sModuleName.pData, 0);
OSL_ENSURE(NULL != s_hDbtoolsModule, "ODbtoolsClient::registerClient: could not load the dbtools library!");
if (NULL != s_hDbtoolsModule)
{
// get the symbol for the method creating the factory
const ::rtl::OUString sFactoryCreationFunc( "createDataAccessToolsFactory" );
// reinterpret_cast<createDataAccessToolsFactoryFunction>
s_pFactoryCreationFunc = (createDataAccessToolsFactoryFunction)(
osl_getFunctionSymbol(s_hDbtoolsModule, sFactoryCreationFunc.pData));
if (NULL == s_pFactoryCreationFunc)
{ // did not find the symbol
OSL_FAIL("ODbtoolsClient::registerClient: could not find the symbol for creating the factory!");
osl_unloadModule(s_hDbtoolsModule);
s_hDbtoolsModule = NULL;
}
}
#else
s_pFactoryCreationFunc = createDataAccessToolsFactory;
#endif
}
}
//--------------------------------------------------------------------
void ODbtoolsClient::revokeClient()
{
::osl::MutexGuard aGuard(theODbtoolsClientMutex::get());
if (0 == --s_nClients)
{
#ifndef DISABLE_DYNLOADING
s_pFactoryCreationFunc = NULL;
if (s_hDbtoolsModule)
osl_unloadModule(s_hDbtoolsModule);
#endif
s_hDbtoolsModule = NULL;
}
OSL_ENSURE(s_nClients >= 0,"Illegall call of revokeClient()");
}
//====================================================================
//= OStaticDataAccessTools
//====================================================================
//--------------------------------------------------------------------
OStaticDataAccessTools::OStaticDataAccessTools()
{
}
//--------------------------------------------------------------------
bool OStaticDataAccessTools::ensureLoaded() const
{
if ( !ODbtoolsClient::ensureLoaded() )
return false;
m_xDataAccessTools = getFactory()->getDataAccessTools();
return m_xDataAccessTools.is();
}
//--------------------------------------------------------------------
Reference< XNumberFormatsSupplier > OStaticDataAccessTools::getNumberFormats(const Reference< XConnection>& _rxConn, sal_Bool _bAllowDefault) const
{
Reference< XNumberFormatsSupplier > xReturn;
if ( ensureLoaded() )
xReturn = m_xDataAccessTools->getNumberFormats(_rxConn, _bAllowDefault);
return xReturn;
}
//--------------------------------------------------------------------
sal_Int32 OStaticDataAccessTools::getDefaultNumberFormat( const Reference< XPropertySet >& _xColumn, const Reference< XNumberFormatTypes >& _xTypes, const Locale& _rLocale )
{
sal_Int32 nReturn = 0;
if ( ensureLoaded() )
nReturn = m_xDataAccessTools->getDefaultNumberFormat( _xColumn, _xTypes, _rLocale );
return nReturn;
}
//--------------------------------------------------------------------
Reference< XConnection> OStaticDataAccessTools::getConnection_withFeedback(const ::rtl::OUString& _rDataSourceName,
const ::rtl::OUString& _rUser, const ::rtl::OUString& _rPwd, const Reference<XComponentContext>& _rxContext) const
SAL_THROW ( (SQLException) )
{
Reference< XConnection > xReturn;
if ( ensureLoaded() )
xReturn = m_xDataAccessTools->getConnection_withFeedback(_rDataSourceName, _rUser, _rPwd, _rxContext);
return xReturn;
}
//--------------------------------------------------------------------
Reference< XConnection > OStaticDataAccessTools::connectRowset( const Reference< XRowSet >& _rxRowSet,
const Reference< XMultiServiceFactory >& _rxFactory, sal_Bool _bSetAsActiveConnection ) const
SAL_THROW ( ( SQLException, WrappedTargetException, RuntimeException ) )
{
Reference< XConnection > xReturn;
if ( ensureLoaded() )
xReturn = m_xDataAccessTools->connectRowset( _rxRowSet, _rxFactory, _bSetAsActiveConnection );
return xReturn;
}
//--------------------------------------------------------------------
Reference< XConnection > OStaticDataAccessTools::getRowSetConnection(const Reference< XRowSet >& _rxRowSet) const SAL_THROW ( (RuntimeException) )
{
Reference< XConnection > xReturn;
if ( ensureLoaded() )
xReturn = m_xDataAccessTools->getRowSetConnection(_rxRowSet);
return xReturn;
}
//--------------------------------------------------------------------
void OStaticDataAccessTools::TransferFormComponentProperties(const Reference< XPropertySet>& _rxOld,
const Reference< XPropertySet>& _rxNew, const Locale& _rLocale) const
{
if ( ensureLoaded() )
m_xDataAccessTools->TransferFormComponentProperties(_rxOld, _rxNew, _rLocale);
}
//--------------------------------------------------------------------
::rtl::OUString OStaticDataAccessTools::quoteName(const ::rtl::OUString& _rQuote, const ::rtl::OUString& _rName) const
{
::rtl::OUString sReturn;
if ( ensureLoaded() )
sReturn = m_xDataAccessTools->quoteName(_rQuote, _rName);
return sReturn;
}
// ------------------------------------------------
::rtl::OUString OStaticDataAccessTools::composeTableNameForSelect( const Reference< XConnection >& _rxConnection, const Reference< XPropertySet>& _xTable ) const
{
::rtl::OUString sReturn;
if ( ensureLoaded() )
sReturn = m_xDataAccessTools->composeTableNameForSelect( _rxConnection, _xTable );
return sReturn;
}
//----------------------------------------------------------------
Reference< XDataSource > OStaticDataAccessTools::getDataSource( const ::rtl::OUString& _rsRegisteredName, const Reference< XComponentContext>& _rxContext ) const
{
Reference< XDataSource > xReturn;
if ( ensureLoaded() )
xReturn = m_xDataAccessTools->getDataSource(_rsRegisteredName,_rxContext);
return xReturn;
}
//----------------------------------------------------------------
sal_Bool OStaticDataAccessTools::canInsert(const Reference< XPropertySet>& _rxCursorSet) const
{
sal_Bool bRet = sal_False;
if ( ensureLoaded() )
bRet = m_xDataAccessTools->canInsert( _rxCursorSet );
return bRet;
}
//----------------------------------------------------------------
sal_Bool OStaticDataAccessTools::canUpdate(const Reference< XPropertySet>& _rxCursorSet) const
{
sal_Bool bRet = sal_False;
if ( ensureLoaded() )
bRet = m_xDataAccessTools->canUpdate( _rxCursorSet );
return bRet;
}
//----------------------------------------------------------------
Reference< XNameAccess > OStaticDataAccessTools::getFieldsByCommandDescriptor( const Reference< XConnection >& _rxConnection,
const sal_Int32 _nCommandType, const ::rtl::OUString& _rCommand,
Reference< XComponent >& _rxKeepFieldsAlive, ::dbtools::SQLExceptionInfo* _pErrorInfo ) SAL_THROW( ( ) )
{
Reference< XNameAccess > aFields;
if ( ensureLoaded() )
aFields = m_xDataAccessTools->getFieldsByCommandDescriptor( _rxConnection, _nCommandType,
_rCommand, _rxKeepFieldsAlive, _pErrorInfo );
return aFields;
}
//----------------------------------------------------------------
bool OStaticDataAccessTools::isEmbeddedInDatabase( const Reference< XInterface >& _rxComponent, Reference< XConnection >& _rxActualConnection )
{
bool bReturn = false;
if ( ensureLoaded() )
bReturn = m_xDataAccessTools->isEmbeddedInDatabase( _rxComponent, _rxActualConnection );
return bReturn;
}
//----------------------------------------------------------------
bool OStaticDataAccessTools::isEmbeddedInDatabase( const Reference< XInterface >& _rxComponent )
{
bool bReturn = false;
if ( ensureLoaded() )
{
Reference< XConnection > xDummy;
bReturn = m_xDataAccessTools->isEmbeddedInDatabase( _rxComponent, xDummy );
}
return bReturn;
}
//====================================================================
//= DBToolsObjectFactory
//====================================================================
//----------------------------------------------------------------
DBToolsObjectFactory::DBToolsObjectFactory()
{
}
//----------------------------------------------------------------
DBToolsObjectFactory::~DBToolsObjectFactory()
{
}
//----------------------------------------------------------------
SAL_WNODEPRECATED_DECLARATIONS_PUSH
::std::auto_ptr< ::dbtools::FormattedColumnValue > DBToolsObjectFactory::createFormattedColumnValue(
const ::comphelper::ComponentContext& _rContext, const Reference< XRowSet >& _rxRowSet, const Reference< XPropertySet >& _rxColumn )
{
::std::auto_ptr< ::dbtools::FormattedColumnValue > pValue;
if ( ensureLoaded() )
pValue = getFactory()->createFormattedColumnValue( _rContext, _rxRowSet, _rxColumn );
return pValue;
}
SAL_WNODEPRECATED_DECLARATIONS_POP
//........................................................................
} // namespace svxform
//........................................................................
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
