| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_comphelper.hxx" |
| |
| #include <comphelper/logging.hxx> |
| #include <comphelper/componentcontext.hxx> |
| |
| /** === begin UNO includes === **/ |
| #include <com/sun/star/logging/LoggerPool.hpp> |
| #include <com/sun/star/logging/LogLevel.hpp> |
| #include <com/sun/star/resource/XResourceBundle.hpp> |
| #include <com/sun/star/resource/XResourceBundleLoader.hpp> |
| /** === end UNO includes === **/ |
| |
| #include <rtl/ustrbuf.hxx> |
| |
| //........................................................................ |
| namespace comphelper |
| { |
| //........................................................................ |
| |
| /** === begin UNO using === **/ |
| using ::com::sun::star::uno::Reference; |
| using ::com::sun::star::uno::XComponentContext; |
| using ::com::sun::star::logging::XLoggerPool; |
| using ::com::sun::star::logging::LoggerPool; |
| using ::com::sun::star::logging::XLogger; |
| using ::com::sun::star::uno::UNO_QUERY_THROW; |
| using ::com::sun::star::uno::Exception; |
| using ::com::sun::star::logging::XLogHandler; |
| using ::com::sun::star::resource::XResourceBundle; |
| using ::com::sun::star::resource::XResourceBundleLoader; |
| /** === end UNO using === **/ |
| namespace LogLevel = ::com::sun::star::logging::LogLevel; |
| |
| //==================================================================== |
| //= EventLogger_Impl - declaration |
| //==================================================================== |
| class EventLogger_Impl |
| { |
| private: |
| ::comphelper::ComponentContext m_aContext; |
| ::rtl::OUString m_sLoggerName; |
| Reference< XLogger > m_xLogger; |
| |
| public: |
| EventLogger_Impl( const Reference< XComponentContext >& _rxContext, const ::rtl::OUString& _rLoggerName ) |
| :m_aContext( _rxContext ) |
| ,m_sLoggerName( _rLoggerName ) |
| { |
| impl_createLogger_nothrow(); |
| } |
| |
| inline bool isValid() const { return m_xLogger.is(); } |
| inline const ::rtl::OUString& getName() const { return m_sLoggerName; } |
| inline const Reference< XLogger >& getLogger() const { return m_xLogger; } |
| inline const ::comphelper::ComponentContext& getContext() const { return m_aContext; } |
| |
| private: |
| void impl_createLogger_nothrow(); |
| }; |
| |
| //==================================================================== |
| //= EventLogger_Impl - implementation |
| //==================================================================== |
| //-------------------------------------------------------------------- |
| void EventLogger_Impl::impl_createLogger_nothrow() |
| { |
| try |
| { |
| Reference< XLoggerPool > xPool( LoggerPool::get( m_aContext.getUNOContext() ), UNO_QUERY_THROW ); |
| if ( !m_sLoggerName.isEmpty() ) |
| m_xLogger = xPool->getNamedLogger( m_sLoggerName ); |
| else |
| m_xLogger = xPool->getDefaultLogger(); |
| } |
| catch( const Exception& e ) |
| { |
| (void)e; |
| OSL_ENSURE( false, "EventLogger_Impl::impl_createLogger_nothrow: caught an exception!" ); |
| } |
| } |
| |
| //==================================================================== |
| //= EventLogger |
| //==================================================================== |
| //-------------------------------------------------------------------- |
| EventLogger::EventLogger( const Reference< XComponentContext >& _rxContext, const ::rtl::OUString& _rLoggerName ) |
| :m_pImpl( new EventLogger_Impl( _rxContext, _rLoggerName ) ) |
| { |
| } |
| |
| //-------------------------------------------------------------------- |
| EventLogger::EventLogger( const Reference< XComponentContext >& _rxContext, const sal_Char* _pAsciiLoggerName ) |
| :m_pImpl( new EventLogger_Impl( _rxContext, ::rtl::OUString::createFromAscii( _pAsciiLoggerName ) ) ) |
| { |
| } |
| |
| //-------------------------------------------------------------------- |
| EventLogger::~EventLogger() |
| { |
| } |
| |
| //-------------------------------------------------------------------- |
| const ::rtl::OUString& EventLogger::getName() const |
| { |
| return m_pImpl->getName(); |
| } |
| |
| //-------------------------------------------------------------------- |
| sal_Int32 EventLogger::getLogLevel() const |
| { |
| try |
| { |
| if ( m_pImpl->isValid() ) |
| return m_pImpl->getLogger()->getLevel(); |
| } |
| catch( const Exception& e ) |
| { |
| (void)e; |
| OSL_ENSURE( false, "EventLogger::getLogLevel: caught an exception!" ); |
| } |
| |
| return LogLevel::OFF; |
| } |
| |
| //-------------------------------------------------------------------- |
| void EventLogger::setLogLevel( const sal_Int32 _nLogLevel ) const |
| { |
| try |
| { |
| if ( m_pImpl->isValid() ) |
| m_pImpl->getLogger()->setLevel( _nLogLevel ); |
| } |
| catch( const Exception& e ) |
| { |
| (void)e; |
| OSL_ENSURE( false, "EventLogger::setLogLevel: caught an exception!" ); |
| } |
| } |
| |
| //-------------------------------------------------------------------- |
| bool EventLogger::isLoggable( const sal_Int32 _nLogLevel ) const |
| { |
| if ( !m_pImpl->isValid() ) |
| return false; |
| |
| try |
| { |
| return m_pImpl->getLogger()->isLoggable( _nLogLevel ); |
| } |
| catch( const Exception& e ) |
| { |
| (void)e; |
| OSL_ENSURE( false, "EventLogger::isLoggable: caught an exception!" ); |
| } |
| |
| return false; |
| } |
| |
| //-------------------------------------------------------------------- |
| bool EventLogger::addLogHandler( const Reference< XLogHandler >& _rxLogHandler ) |
| { |
| try |
| { |
| if ( m_pImpl->isValid() ) |
| { |
| m_pImpl->getLogger()->addLogHandler( _rxLogHandler ); |
| return true; |
| } |
| } |
| catch( const Exception& e ) |
| { |
| (void)e; |
| OSL_ENSURE( false, "EventLogger::addLogHandler: caught an exception!" ); |
| } |
| return false; |
| } |
| |
| //-------------------------------------------------------------------- |
| bool EventLogger::removeLogHandler( const Reference< XLogHandler >& _rxLogHandler ) |
| { |
| try |
| { |
| if ( m_pImpl->isValid() ) |
| { |
| m_pImpl->getLogger()->removeLogHandler( _rxLogHandler ); |
| return true; |
| } |
| } |
| catch( const Exception& e ) |
| { |
| (void)e; |
| OSL_ENSURE( false, "EventLogger::removeLogHandler: caught an exception!" ); |
| } |
| return false; |
| } |
| |
| //-------------------------------------------------------------------- |
| namespace |
| { |
| void lcl_replaceParameter( ::rtl::OUString& _inout_Message, const ::rtl::OUString& _rPlaceHolder, const ::rtl::OUString& _rReplacement ) |
| { |
| sal_Int32 nPlaceholderPosition = _inout_Message.indexOf( _rPlaceHolder ); |
| OSL_ENSURE( nPlaceholderPosition >= 0, "lcl_replaceParameter: placeholder not found!" ); |
| if ( nPlaceholderPosition < 0 ) |
| return; |
| |
| _inout_Message = _inout_Message.replaceAt( nPlaceholderPosition, _rPlaceHolder.getLength(), _rReplacement ); |
| } |
| } |
| |
| //-------------------------------------------------------------------- |
| bool EventLogger::impl_log( const sal_Int32 _nLogLevel, |
| const sal_Char* _pSourceClass, const sal_Char* _pSourceMethod, const ::rtl::OUString& _rMessage, |
| const OptionalString& _rArgument1, const OptionalString& _rArgument2, |
| const OptionalString& _rArgument3, const OptionalString& _rArgument4, |
| const OptionalString& _rArgument5, const OptionalString& _rArgument6 ) const |
| { |
| // (if ::rtl::OUString had an indexOfAscii, we could save those ugly statics ...) |
| static ::rtl::OUString sPH1( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "$1$" ) ) ); |
| static ::rtl::OUString sPH2( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "$2$" ) ) ); |
| static ::rtl::OUString sPH3( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "$3$" ) ) ); |
| static ::rtl::OUString sPH4( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "$4$" ) ) ); |
| static ::rtl::OUString sPH5( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "$5$" ) ) ); |
| static ::rtl::OUString sPH6( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "$6$" ) ) ); |
| |
| ::rtl::OUString sMessage( _rMessage ); |
| if ( !!_rArgument1 ) |
| lcl_replaceParameter( sMessage, sPH1, *_rArgument1 ); |
| |
| if ( !!_rArgument2 ) |
| lcl_replaceParameter( sMessage, sPH2, *_rArgument2 ); |
| |
| if ( !!_rArgument3 ) |
| lcl_replaceParameter( sMessage, sPH3, *_rArgument3 ); |
| |
| if ( !!_rArgument4 ) |
| lcl_replaceParameter( sMessage, sPH4, *_rArgument4 ); |
| |
| if ( !!_rArgument5 ) |
| lcl_replaceParameter( sMessage, sPH5, *_rArgument5 ); |
| |
| if ( !!_rArgument6 ) |
| lcl_replaceParameter( sMessage, sPH6, *_rArgument6 ); |
| |
| try |
| { |
| Reference< XLogger > xLogger( m_pImpl->getLogger() ); |
| OSL_PRECOND( xLogger.is(), "EventLogger::impl_log: should never be called without a logger!" ); |
| if ( _pSourceClass && _pSourceMethod ) |
| { |
| xLogger->logp( |
| _nLogLevel, |
| ::rtl::OUString::createFromAscii( _pSourceClass ), |
| ::rtl::OUString::createFromAscii( _pSourceMethod ), |
| sMessage |
| ); |
| } |
| else |
| { |
| xLogger->log( _nLogLevel, sMessage ); |
| } |
| } |
| catch( const Exception& e ) |
| { |
| (void)e; |
| OSL_ENSURE( false, "EventLogger::impl_log: caught an exception!" ); |
| } |
| |
| return false; |
| } |
| |
| //==================================================================== |
| //= ResourceBasedEventLogger_Data |
| //==================================================================== |
| struct ResourceBasedEventLogger_Data |
| { |
| /// the base name of the resource bundle |
| ::rtl::OUString sBundleBaseName; |
| /// did we already attempt to load the bundle? |
| bool bBundleLoaded; |
| /// the lazily loaded bundle |
| Reference< XResourceBundle > xBundle; |
| |
| ResourceBasedEventLogger_Data() |
| :sBundleBaseName() |
| ,bBundleLoaded( false ) |
| ,xBundle() |
| { |
| } |
| }; |
| |
| //-------------------------------------------------------------------- |
| bool lcl_loadBundle_nothrow( const ComponentContext& _rContext, ResourceBasedEventLogger_Data& _rLoggerData ) |
| { |
| if ( _rLoggerData.bBundleLoaded ) |
| return _rLoggerData.xBundle.is(); |
| |
| // no matter what happens below, don't attempt creation ever again |
| _rLoggerData.bBundleLoaded = true; |
| |
| try |
| { |
| Reference< XResourceBundleLoader > xLoader( _rContext.getSingleton( "com.sun.star.resource.OfficeResourceLoader" ), UNO_QUERY_THROW ); |
| _rLoggerData.xBundle = Reference< XResourceBundle >( xLoader->loadBundle_Default( _rLoggerData.sBundleBaseName ), UNO_QUERY_THROW ); |
| } |
| catch( const Exception& e ) |
| { |
| (void)e; |
| OSL_ENSURE( false, "lcl_loadBundle_nothrow: caught an exception!" ); |
| } |
| |
| return _rLoggerData.xBundle.is(); |
| } |
| |
| //-------------------------------------------------------------------- |
| ::rtl::OUString lcl_loadString_nothrow( const Reference< XResourceBundle >& _rxBundle, const sal_Int32 _nMessageResID ) |
| { |
| OSL_PRECOND( _rxBundle.is(), "lcl_loadString_nothrow: this will crash!" ); |
| ::rtl::OUString sMessage; |
| try |
| { |
| ::rtl::OUStringBuffer aBuffer; |
| aBuffer.appendAscii( "string:" ); |
| aBuffer.append( _nMessageResID ); |
| OSL_VERIFY( _rxBundle->getDirectElement( aBuffer.makeStringAndClear() ) >>= sMessage ); |
| } |
| catch( const Exception& e ) |
| { |
| (void)e; |
| OSL_ENSURE( false, "lcl_loadString_nothrow: caught an exception!" ); |
| } |
| return sMessage; |
| } |
| |
| //==================================================================== |
| //= ResourceBasedEventLogger |
| //==================================================================== |
| //-------------------------------------------------------------------- |
| ResourceBasedEventLogger::ResourceBasedEventLogger( const Reference< XComponentContext >& _rxContext, const ::rtl::OUString& _rResourceBundleBaseName, |
| const ::rtl::OUString& _rLoggerName ) |
| :EventLogger( _rxContext, _rLoggerName ) |
| ,m_pData( new ResourceBasedEventLogger_Data ) |
| { |
| m_pData->sBundleBaseName = _rResourceBundleBaseName; |
| } |
| |
| //-------------------------------------------------------------------- |
| ResourceBasedEventLogger::ResourceBasedEventLogger( const Reference< XComponentContext >& _rxContext, const sal_Char* _pResourceBundleBaseName, |
| const sal_Char* _pAsciiLoggerName ) |
| :EventLogger( _rxContext, _pAsciiLoggerName ) |
| ,m_pData( new ResourceBasedEventLogger_Data ) |
| { |
| m_pData->sBundleBaseName = ::rtl::OUString::createFromAscii( _pResourceBundleBaseName ); |
| } |
| |
| //-------------------------------------------------------------------- |
| ::rtl::OUString ResourceBasedEventLogger::impl_loadStringMessage_nothrow( const sal_Int32 _nMessageResID ) const |
| { |
| ::rtl::OUString sMessage; |
| if ( lcl_loadBundle_nothrow( m_pImpl->getContext(), *m_pData ) ) |
| sMessage = lcl_loadString_nothrow( m_pData->xBundle, _nMessageResID ); |
| if ( sMessage.isEmpty() ) |
| { |
| ::rtl::OUStringBuffer aBuffer; |
| aBuffer.appendAscii( "<invalid event resource: '" ); |
| aBuffer.append( m_pData->sBundleBaseName ); |
| aBuffer.appendAscii( ":" ); |
| aBuffer.append( _nMessageResID ); |
| aBuffer.appendAscii( "'>" ); |
| sMessage = aBuffer.makeStringAndClear(); |
| } |
| return sMessage; |
| } |
| |
| //........................................................................ |
| } // namespace comphelper |
| //........................................................................ |