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/*************************************************************************
*
* 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.
*
************************************************************************/
#ifndef CONNECTIVITY_CONTEXTCLASSLOADER_HXX
#define CONNECTIVITY_CONTEXTCLASSLOADER_HXX
#include "java/GlobalRef.hxx"
/** === begin UNO includes === **/
/** === end UNO includes === **/
namespace comphelper
{
class ResourceBasedEventLogger;
}
//........................................................................
namespace connectivity { namespace jdbc
{
//........................................................................
//====================================================================
//= ContextClassLoaderScope
//====================================================================
/**
*/
class ContextClassLoaderScope
{
public:
/** creates the instance. If isActive returns <FALSE/> afterwards, then an exception
happend in the JVM, which should be raised as UNO exception by the caller
@param environment
the current JNI environment
@param newClassLoader
the new class loader to set at the current thread
@param _rLoggerForErrors
the logger which should be passed to java_lang_object::ThrowLoggedSQLException in case
an error occurs
@param _rxErrorContext
the context which should be passed to java_lang_object::ThrowLoggedSQLException in case
an error occurs
*/
ContextClassLoaderScope(
JNIEnv& environment,
const GlobalRef< jobject >& newClassLoader,
const ::comphelper::ResourceBasedEventLogger& _rLoggerForErrors,
const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxErrorContext
);
~ContextClassLoaderScope() { pop(true); }
void pop() { pop(false); }
bool isActive() const
{
return ( m_currentThread.is() )
&& ( m_setContextClassLoaderMethod != NULL );
}
private:
ContextClassLoaderScope(ContextClassLoaderScope &); // not defined
void operator =(ContextClassLoaderScope &); // not defined
void pop( bool clearExceptions );
JNIEnv& m_environment;
LocalRef< jobject > m_currentThread;
LocalRef< jobject > m_oldContextClassLoader;
jmethodID m_setContextClassLoaderMethod;
};
//........................................................................
} } // namespace connectivity::jdbc
//........................................................................
#endif // CONNECTIVITY_CONTEXTCLASSLOADER_HXX
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