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/* -*- 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 .
*/
#ifndef INCLUDED_CONNECTIVITY_SOURCE_INC_JAVA_CONTEXTCLASSLOADER_HXX
#define INCLUDED_CONNECTIVITY_SOURCE_INC_JAVA_CONTEXTCLASSLOADER_HXX
#include "java/GlobalRef.hxx"
namespace comphelper
{
class ResourceBasedEventLogger;
}
namespace connectivity { namespace jdbc
{
class ContextClassLoaderScope
{
public:
/** creates the instance. If isActive returns <FALSE/> afterwards, then an exception
happened 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 &) SAL_DELETED_FUNCTION;
void operator =(ContextClassLoaderScope &) SAL_DELETED_FUNCTION;
void pop( bool clearExceptions );
JNIEnv& m_environment;
LocalRef< jobject > m_currentThread;
LocalRef< jobject > m_oldContextClassLoader;
jmethodID m_setContextClassLoaderMethod;
};
} } // namespace connectivity::jdbc
#endif // INCLUDED_CONNECTIVITY_SOURCE_INC_JAVA_CONTEXTCLASSLOADER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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