107 lines
3.9 KiB
C++
107 lines
3.9 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef CONNECTIVITY_CONTEXTCLASSLOADER_HXX
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#define CONNECTIVITY_CONTEXTCLASSLOADER_HXX
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#include "java/GlobalRef.hxx"
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/** === begin UNO includes === **/
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/** === end UNO includes === **/
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namespace comphelper
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{
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class ResourceBasedEventLogger;
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}
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//........................................................................
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namespace connectivity { namespace jdbc
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{
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//........................................................................
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//====================================================================
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//= ContextClassLoaderScope
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//====================================================================
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/**
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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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happend 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::ResourceBasedEventLogger& _rLoggerForErrors,
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const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxErrorContext
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);
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~ContextClassLoaderScope() { pop(true); }
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void pop() { pop(false); }
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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 != NULL );
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}
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private:
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ContextClassLoaderScope(ContextClassLoaderScope &); // not defined
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void operator =(ContextClassLoaderScope &); // not defined
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void pop( bool clearExceptions );
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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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//........................................................................
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} } // namespace connectivity::jdbc
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//........................................................................
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#endif // CONNECTIVITY_CONTEXTCLASSLOADER_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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