Files
libreoffice/connectivity/source/drivers/ado/ADriver.cxx
Markus Mohrhard 19669b2c2d fix memory leak when exception is thrown
Change-Id: Ie9702da32f27134f0c2c263fcded417c51a17b2a
Reviewed-on: https://gerrit.libreoffice.org/14167
Tested-by: Jenkins <ci@libreoffice.org>
Tested-by: Markus Mohrhard <markus.mohrhard@googlemail.com>
Reviewed-by: Markus Mohrhard <markus.mohrhard@googlemail.com>
2015-01-27 02:16:03 +00:00

288 lines
9.0 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "ado/ADriver.hxx"
#include "ado/AConnection.hxx"
#include "ado/Awrapadox.hxx"
#include "ado/ACatalog.hxx"
#include "ado/Awrapado.hxx"
#include "ado/adoimp.hxx"
#include <com/sun/star/lang/DisposedException.hpp>
#include <connectivity/dbexception.hxx>
#include <cppuhelper/supportsservice.hxx>
#include "resource/ado_res.hrc"
#include <objbase.h>
#include "resource/sharedresources.hxx"
#include <memory>
using namespace connectivity;
using namespace connectivity::ado;
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::sdbcx;
ODriver::ODriver(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _xORB)
: ODriver_BASE(m_aMutex)
,m_xORB(_xORB)
{
if ( FAILED(CoInitializeEx(NULL, COINIT_APARTMENTTHREADED)) )
{
CoUninitialize();
int h = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
(void)h;
++h;
}
}
ODriver::~ODriver()
{
CoUninitialize();
CoInitialize(NULL);
}
void ODriver::disposing()
{
::osl::MutexGuard aGuard(m_aMutex);
for (OWeakRefArray::iterator i = m_xConnections.begin(); m_xConnections.end() != i; ++i)
{
Reference< XComponent > xComp(i->get(), UNO_QUERY);
if (xComp.is())
xComp->dispose();
}
m_xConnections.clear();
ODriver_BASE::disposing();
}
// static ServiceInfo
OUString ODriver::getImplementationName_Static( ) throw(RuntimeException)
{
return OUString("com.sun.star.comp.sdbc.ado.ODriver");
}
Sequence< OUString > ODriver::getSupportedServiceNames_Static( ) throw (RuntimeException)
{
Sequence< OUString > aSNS( 2 );
aSNS[0] = "com.sun.star.sdbc.Driver";
aSNS[1] = "com.sun.star.sdbcx.Driver";
return aSNS;
}
::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > SAL_CALL connectivity::ado::ODriver_CreateInstance(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxFactory) throw( ::com::sun::star::uno::Exception )
{
return *(new ODriver(_rxFactory));
}
OUString SAL_CALL ODriver::getImplementationName( ) throw(RuntimeException)
{
return getImplementationName_Static();
}
sal_Bool SAL_CALL ODriver::supportsService( const OUString& _rServiceName ) throw(RuntimeException)
{
return cppu::supportsService(this, _rServiceName);
}
Sequence< OUString > SAL_CALL ODriver::getSupportedServiceNames( ) throw(RuntimeException)
{
return getSupportedServiceNames_Static();
}
Reference< XConnection > SAL_CALL ODriver::connect( const OUString& url, const Sequence< PropertyValue >& info ) throw(SQLException, RuntimeException)
{
if ( ! acceptsURL(url) )
return NULL;
// we need to wrap the connection as the construct call might throw
std::unique_ptr<OConnection> pCon(new OConnection(this));
pCon->construct(url,info);
OConnection* pPtr = pCon.get();
Reference< XConnection > xCon = pCon.release();
m_xConnections.push_back(WeakReferenceHelper(*pPtr));
return xCon;
}
sal_Bool SAL_CALL ODriver::acceptsURL( const OUString& url )
throw(SQLException, RuntimeException)
{
return url.startsWith("sdbc:ado:");
}
void ODriver::impl_checkURL_throw(const OUString& _sUrl)
{
if ( !acceptsURL(_sUrl) )
{
SharedResources aResources;
const OUString sMessage = aResources.getResourceString(STR_URI_SYNTAX_ERROR);
::dbtools::throwGenericSQLException(sMessage ,*this);
} // if ( !acceptsURL(_sUrl) )
}
Sequence< DriverPropertyInfo > SAL_CALL ODriver::getPropertyInfo( const OUString& url, const Sequence< PropertyValue >& /*info*/ ) throw(SQLException, RuntimeException)
{
impl_checkURL_throw(url);
if ( acceptsURL(url) )
{
::std::vector< DriverPropertyInfo > aDriverInfo;
Sequence< OUString > aBooleanValues(2);
aBooleanValues[0] = "false";
aBooleanValues[1] = "true";
aDriverInfo.push_back(DriverPropertyInfo(
OUString("IgnoreDriverPrivileges")
,OUString("Ignore the privileges from the database driver.")
,sal_False
,OUString( "false" )
,aBooleanValues)
);
aDriverInfo.push_back(DriverPropertyInfo(
OUString("EscapeDateTime")
,OUString("Escape date time format.")
,sal_False
,OUString( "true" )
,aBooleanValues)
);
aDriverInfo.push_back(DriverPropertyInfo(
OUString("TypeInfoSettings")
,OUString("Defines how the type info of the database metadata should be manipulated.")
,sal_False
,OUString( )
,Sequence< OUString > ())
);
return Sequence< DriverPropertyInfo >(&aDriverInfo[0],aDriverInfo.size());
}
return Sequence< DriverPropertyInfo >();
}
sal_Int32 SAL_CALL ODriver::getMajorVersion( ) throw(RuntimeException)
{
return 1;
}
sal_Int32 SAL_CALL ODriver::getMinorVersion( ) throw(RuntimeException)
{
return 0;
}
// XDataDefinitionSupplier
Reference< XTablesSupplier > SAL_CALL ODriver::getDataDefinitionByConnection( const Reference< ::com::sun::star::sdbc::XConnection >& connection ) throw(::com::sun::star::sdbc::SQLException, RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
if (ODriver_BASE::rBHelper.bDisposed)
throw DisposedException();
OConnection* pConnection = NULL;
Reference< ::com::sun::star::lang::XUnoTunnel> xTunnel(connection,UNO_QUERY);
if(xTunnel.is())
{
OConnection* pSearchConnection = reinterpret_cast< OConnection* >( xTunnel->getSomething(OConnection::getUnoTunnelImplementationId()) );
for (OWeakRefArray::iterator i = m_xConnections.begin(); m_xConnections.end() != i; ++i)
{
if ((OConnection*) Reference< XConnection >::query(i->get().get()).get() == pSearchConnection)
{
pConnection = pSearchConnection;
break;
}
}
}
Reference< XTablesSupplier > xTab = NULL;
if(pConnection)
{
WpADOCatalog aCatalog;
aCatalog.Create();
if(aCatalog.IsValid())
{
aCatalog.putref_ActiveConnection(*pConnection->getConnection());
OCatalog* pCatalog = new OCatalog(aCatalog,pConnection);
xTab = pCatalog;
pConnection->setCatalog(xTab);
pConnection->setCatalog(pCatalog);
}
}
return xTab;
}
Reference< XTablesSupplier > SAL_CALL ODriver::getDataDefinitionByURL( const OUString& url, const Sequence< PropertyValue >& info ) throw(::com::sun::star::sdbc::SQLException, RuntimeException)
{
impl_checkURL_throw(url);
return getDataDefinitionByConnection(connect(url,info));
}
void ADOS::ThrowException(ADOConnection* _pAdoCon,const Reference< XInterface >& _xInterface) throw(SQLException, RuntimeException)
{
ADOErrors *pErrors = NULL;
_pAdoCon->get_Errors(&pErrors);
if(!pErrors)
return; // no error found
pErrors->AddRef( );
// read all noted errors and issue them
sal_Int32 nLen;
pErrors->get_Count(&nLen);
if (nLen)
{
SQLException aException;
aException.ErrorCode = 1000;
for (sal_Int32 i = nLen-1; i>=0; --i)
{
ADOError *pError = NULL;
pErrors->get_Item(OLEVariant(i),&pError);
WpADOError aErr(pError);
OSL_ENSURE(pError,"No error in collection found! BAD!");
if(pError)
{
if(i==nLen-1)
aException = SQLException(aErr.GetDescription(),_xInterface,aErr.GetSQLState(),aErr.GetNumber(),Any());
else
{
SQLException aTemp = SQLException(aErr.GetDescription(),
_xInterface,aErr.GetSQLState(),aErr.GetNumber(),makeAny(aException));
aTemp.NextException <<= aException;
aException = aTemp;
}
}
}
pErrors->Clear();
pErrors->Release();
throw aException;
}
pErrors->Release();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */