office-gobmx/dbaccess/source/core/misc/sdbcoretools.cxx

175 lines
6.7 KiB
C++

/*************************************************************************
*
* 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 "sdbcoretools.hxx"
#include "dbastrings.hrc"
/** === begin UNO includes === **/
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/container/XChild.hpp>
#include <com/sun/star/util/XModifiable.hpp>
#include <com/sun/star/sdb/XDocumentDataSource.hpp>
#include <com/sun/star/task/XInteractionRequestStringResolver.hpp>
#include <com/sun/star/embed/XTransactedObject.hpp>
#include <com/sun/star/embed/ElementModes.hpp>
/** === end UNO includes === **/
#include <tools/diagnose_ex.h>
#include <tools/debug.hxx>
#include <comphelper/componentcontext.hxx>
#include <comphelper/interaction.hxx>
#include <rtl/ref.hxx>
#include <rtl/ustrbuf.hxx>
//.........................................................................
namespace dbaccess
{
//.........................................................................
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::util;
using namespace ::com::sun::star::io;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::sdb;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::task;
using namespace ::com::sun::star::embed;
using namespace ::com::sun::star::container;
// =========================================================================
// -------------------------------------------------------------------------
void notifyDataSourceModified(const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxObject,sal_Bool _bModified)
{
Reference< XInterface > xDs = getDataSource( _rxObject );
Reference<XDocumentDataSource> xDocumentDataSource(xDs,UNO_QUERY);
if ( xDocumentDataSource.is() )
xDs = xDocumentDataSource->getDatabaseDocument();
Reference< XModifiable > xModi( xDs, UNO_QUERY );
if ( xModi.is() )
xModi->setModified(_bModified);
}
// -------------------------------------------------------------------------
Reference< XInterface > getDataSource( const Reference< XInterface >& _rxDependentObject )
{
Reference< XInterface > xParent = _rxDependentObject;
Reference< XInterface > xReturn;
while( xParent.is() )
{
xReturn = xParent;
Reference<XChild> xChild(xParent,UNO_QUERY);
xParent.set(xChild.is() ? xChild->getParent() : Reference< XInterface >(),UNO_QUERY);
}
return xReturn;
}
// -----------------------------------------------------------------------------
::rtl::OUString extractExceptionMessage( const ::comphelper::ComponentContext& _rContext, const Any& _rError )
{
::rtl::OUString sDisplayMessage;
try
{
Reference< XInteractionRequestStringResolver > xStringResolver;
if ( _rContext.createComponent( "com.sun.star.task.InteractionRequestStringResolver", xStringResolver ) )
{
::rtl::Reference< ::comphelper::OInteractionRequest > pRequest( new ::comphelper::OInteractionRequest( _rError ) );
::rtl::Reference< ::comphelper::OInteractionApprove > pApprove( new ::comphelper::OInteractionApprove );
pRequest->addContinuation( pApprove.get() );
Optional< ::rtl::OUString > aMessage = xStringResolver->getStringFromInformationalRequest( pRequest.get() );
if ( aMessage.IsPresent )
sDisplayMessage = aMessage.Value;
}
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
}
if ( !sDisplayMessage.getLength() )
{
Exception aExcept;
_rError >>= aExcept;
::rtl::OUStringBuffer aBuffer;
aBuffer.append( _rError.getValueTypeName() );
aBuffer.appendAscii( ":\n" );
aBuffer.append( aExcept.Message );
sDisplayMessage = aBuffer.makeStringAndClear();
}
return sDisplayMessage;
}
namespace tools { namespace stor {
// -----------------------------------------------------------------------------
bool storageIsWritable_nothrow( const Reference< XStorage >& _rxStorage )
{
if ( !_rxStorage.is() )
return false;
sal_Int32 nMode = ElementModes::READ;
try
{
Reference< XPropertySet > xStorageProps( _rxStorage, UNO_QUERY_THROW );
xStorageProps->getPropertyValue(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "OpenMode" ) ) ) >>= nMode;
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
}
return ( nMode & ElementModes::WRITE ) != 0;
}
// -----------------------------------------------------------------------------
bool commitStorageIfWriteable( const Reference< XStorage >& _rxStorage ) SAL_THROW(( IOException, WrappedTargetException, RuntimeException ))
{
bool bSuccess = false;
Reference< XTransactedObject > xTrans( _rxStorage, UNO_QUERY );
if ( xTrans.is() )
{
if ( storageIsWritable_nothrow( _rxStorage ) )
xTrans->commit();
bSuccess = true;
}
return bSuccess;
}
} } // tools::stor
//.........................................................................
} // namespace dbaccess
//.........................................................................