79 lines
2.7 KiB
C++
79 lines
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <java/GlobalRef.hxx>
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namespace comphelper
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{
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class EventLogger;
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}
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namespace connectivity::jdbc
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{
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class ContextClassLoaderScope
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{
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public:
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/** creates the instance. If isActive returns <FALSE/> afterwards, then an exception
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happened in the JVM, which should be raised as UNO exception by the caller
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@param environment
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the current JNI environment
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@param newClassLoader
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the new class loader to set at the current thread
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@param _rLoggerForErrors
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the logger which should be passed to java_lang_object::ThrowLoggedSQLException in case
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an error occurs
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@param _rxErrorContext
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the context which should be passed to java_lang_object::ThrowLoggedSQLException in case
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an error occurs
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*/
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ContextClassLoaderScope(
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JNIEnv& environment,
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const GlobalRef< jobject >& newClassLoader,
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const ::comphelper::EventLogger& _rLoggerForErrors,
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const css::uno::Reference< css::uno::XInterface >& _rxErrorContext
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);
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~ContextClassLoaderScope();
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bool isActive() const
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{
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return ( m_currentThread.is() )
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&& ( m_setContextClassLoaderMethod != nullptr );
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}
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private:
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ContextClassLoaderScope(ContextClassLoaderScope const &) = delete;
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ContextClassLoaderScope& operator =(ContextClassLoaderScope const &) = delete;
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JNIEnv& m_environment;
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LocalRef< jobject > m_currentThread;
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LocalRef< jobject > m_oldContextClassLoader;
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jmethodID m_setContextClassLoaderMethod;
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};
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} // namespace connectivity::jdbc
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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