f49d8ce461
Change-Id: I32f74fe67e8eb0b6b12ee60405c3d99932b75182 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/167284 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
266 lines
8.6 KiB
C++
266 lines
8.6 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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#include "logrecord.hxx"
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#include "loggerconfig.hxx"
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#include <com/sun/star/logging/XLogger.hpp>
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#include <com/sun/star/logging/LogLevel.hpp>
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#include <com/sun/star/uno/XComponentContext.hpp>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <com/sun/star/logging/XLoggerPool.hpp>
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#include <cppuhelper/basemutex.hxx>
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#include <comphelper/interfacecontainer2.hxx>
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#include <cppuhelper/implbase.hxx>
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#include <cppuhelper/supportsservice.hxx>
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#include <cppuhelper/weakref.hxx>
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#include <map>
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#include <utility>
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namespace logging
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{
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using ::com::sun::star::logging::XLogger;
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using ::com::sun::star::uno::Reference;
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using ::com::sun::star::uno::XComponentContext;
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using ::com::sun::star::lang::XServiceInfo;
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using ::com::sun::star::uno::Sequence;
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using ::com::sun::star::uno::XInterface;
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using ::com::sun::star::uno::WeakReference;
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using ::com::sun::star::logging::XLogHandler;
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using ::com::sun::star::logging::LogRecord;
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namespace {
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class EventLogger : public cppu::BaseMutex,
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public cppu::WeakImplHelper<css::logging::XLogger>
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{
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private:
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comphelper::OInterfaceContainerHelper2 m_aHandlers;
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oslInterlockedCount m_nEventNumber;
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// <attributes>
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sal_Int32 m_nLogLevel;
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OUString m_sName;
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// </attributes>
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public:
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EventLogger( const Reference< XComponentContext >& _rxContext, OUString _aName );
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// XLogger
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virtual OUString SAL_CALL getName() override;
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virtual ::sal_Int32 SAL_CALL getLevel() override;
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virtual void SAL_CALL setLevel( ::sal_Int32 _level ) override;
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virtual void SAL_CALL addLogHandler( const Reference< XLogHandler >& LogHandler ) override;
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virtual void SAL_CALL removeLogHandler( const Reference< XLogHandler >& LogHandler ) override;
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virtual sal_Bool SAL_CALL isLoggable( ::sal_Int32 _nLevel ) override;
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virtual void SAL_CALL log( ::sal_Int32 Level, const OUString& Message ) override;
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virtual void SAL_CALL logp( ::sal_Int32 Level, const OUString& SourceClass, const OUString& SourceMethod, const OUString& Message ) override;
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protected:
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virtual ~EventLogger() override;
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private:
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/** logs the given log record
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*/
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void impl_ts_logEvent_nothrow( const LogRecord& _rRecord );
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/** non-threadsafe impl-version of isLoggable
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*/
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bool impl_nts_isLoggable_nothrow( ::sal_Int32 _nLevel );
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};
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/** administrates a pool of XLogger instances, where a logger is keyed by its name,
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and subsequent requests for a logger with the same name return the same instance.
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*/
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class LoggerPool : public cppu::WeakImplHelper<css::logging::XLoggerPool, XServiceInfo>
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{
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private:
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::osl::Mutex m_aMutex;
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Reference<XComponentContext> m_xContext;
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std::map< OUString, WeakReference<XLogger> > m_aLoggerMap;
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public:
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explicit LoggerPool( const Reference< XComponentContext >& _rxContext );
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// XServiceInfo
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virtual OUString SAL_CALL getImplementationName() override;
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virtual sal_Bool SAL_CALL supportsService( const OUString& _rServiceName ) override;
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virtual Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
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// XLoggerPool
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virtual Reference< XLogger > SAL_CALL getNamedLogger( const OUString& Name ) override;
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virtual Reference< XLogger > SAL_CALL getDefaultLogger( ) override;
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};
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}
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EventLogger::EventLogger( const Reference< XComponentContext >& _rxContext, OUString _aName )
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:m_aHandlers( m_aMutex )
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,m_nEventNumber( 0 )
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,m_nLogLevel( css::logging::LogLevel::OFF )
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,m_sName(std::move( _aName ))
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{
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osl_atomic_increment( &m_refCount );
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{
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initializeLoggerFromConfiguration( _rxContext, this );
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}
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osl_atomic_decrement( &m_refCount );
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}
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EventLogger::~EventLogger()
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{
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}
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bool EventLogger::impl_nts_isLoggable_nothrow( ::sal_Int32 _nLevel )
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{
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if ( _nLevel < m_nLogLevel )
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return false;
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if ( !m_aHandlers.getLength() )
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return false;
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return true;
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}
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void EventLogger::impl_ts_logEvent_nothrow( const LogRecord& _rRecord )
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{
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::osl::MutexGuard aGuard( m_aMutex );
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if ( !impl_nts_isLoggable_nothrow( _rRecord.Level ) )
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return;
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m_aHandlers.forEach< XLogHandler >(
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[&_rRecord] (Reference<XLogHandler> const& rxListener) { rxListener->publish(_rRecord); } );
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m_aHandlers.forEach< XLogHandler >(
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[] (Reference<XLogHandler> const& rxListener) { rxListener->flush(); } );
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}
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OUString SAL_CALL EventLogger::getName()
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{
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return m_sName;
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}
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::sal_Int32 SAL_CALL EventLogger::getLevel()
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{
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::osl::MutexGuard aGuard( m_aMutex );
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return m_nLogLevel;
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}
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void SAL_CALL EventLogger::setLevel( ::sal_Int32 _level )
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{
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::osl::MutexGuard aGuard( m_aMutex );
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m_nLogLevel = _level;
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}
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void SAL_CALL EventLogger::addLogHandler( const Reference< XLogHandler >& _rxLogHandler )
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{
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if ( _rxLogHandler.is() )
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m_aHandlers.addInterface( _rxLogHandler );
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}
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void SAL_CALL EventLogger::removeLogHandler( const Reference< XLogHandler >& _rxLogHandler )
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{
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if ( _rxLogHandler.is() )
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m_aHandlers.removeInterface( _rxLogHandler );
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}
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sal_Bool SAL_CALL EventLogger::isLoggable( ::sal_Int32 _nLevel )
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{
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::osl::MutexGuard aGuard( m_aMutex );
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return impl_nts_isLoggable_nothrow( _nLevel );
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}
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void SAL_CALL EventLogger::log( ::sal_Int32 _nLevel, const OUString& _rMessage )
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{
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impl_ts_logEvent_nothrow( createLogRecord(
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m_sName,
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_rMessage,
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_nLevel,
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osl_atomic_increment( &m_nEventNumber )
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) );
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}
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void SAL_CALL EventLogger::logp( ::sal_Int32 _nLevel, const OUString& _rSourceClass, const OUString& _rSourceMethod, const OUString& _rMessage )
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{
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impl_ts_logEvent_nothrow( createLogRecord(
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m_sName,
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_rSourceClass,
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_rSourceMethod,
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_rMessage,
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_nLevel,
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osl_atomic_increment( &m_nEventNumber )
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) );
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}
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LoggerPool::LoggerPool( const Reference< XComponentContext >& _rxContext )
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:m_xContext( _rxContext )
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{
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}
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OUString SAL_CALL LoggerPool::getImplementationName()
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{
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return u"com.sun.star.comp.extensions.LoggerPool"_ustr;
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}
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sal_Bool SAL_CALL LoggerPool::supportsService( const OUString& _rServiceName )
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{
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return cppu::supportsService(this, _rServiceName);
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}
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Sequence< OUString > SAL_CALL LoggerPool::getSupportedServiceNames()
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{
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return { u"com.sun.star.logging.LoggerPool"_ustr };
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}
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Reference< XLogger > SAL_CALL LoggerPool::getNamedLogger( const OUString& _rName )
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{
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::osl::MutexGuard aGuard( m_aMutex );
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WeakReference< XLogger >& rLogger( m_aLoggerMap[ _rName ] );
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Reference< XLogger > xLogger( rLogger );
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if ( !xLogger.is() )
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{
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// never requested before, or already dead
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xLogger = new EventLogger( m_xContext, _rName );
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rLogger = xLogger;
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}
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return xLogger;
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}
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Reference< XLogger > SAL_CALL LoggerPool::getDefaultLogger( )
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{
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return getNamedLogger( u"org.openoffice.logging.DefaultLogger"_ustr );
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}
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} // namespace logging
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extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
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com_sun_star_comp_extensions_LoggerPool(
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css::uno::XComponentContext *context,
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css::uno::Sequence<css::uno::Any> const &)
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{
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return cppu::acquire(new logging::LoggerPool(context));
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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