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Diffstat (limited to '')
| -rw-r--r-- | comphelper/source/misc/logging.cxx | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/comphelper/source/misc/logging.cxx b/comphelper/source/misc/logging.cxx new file mode 100644 index 000000000..b656389de --- /dev/null +++ b/comphelper/source/misc/logging.cxx @@ -0,0 +1,159 @@ +/* -*- 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 . + */ + + +#include <comphelper/logging.hxx> + +#include <com/sun/star/logging/LoggerPool.hpp> + +#include <osl/diagnose.h> + + +namespace comphelper +{ + 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::Exception; + + class EventLogger_Impl + { + private: + Reference< XComponentContext > m_aContext; + Reference< XLogger > m_xLogger; + + public: + EventLogger_Impl( const Reference< XComponentContext >& _rxContext, const OUString& _rLoggerName ); + + bool isValid() const { return m_xLogger.is(); } + const Reference< XLogger >& getLogger() const { return m_xLogger; } + }; + + EventLogger_Impl::EventLogger_Impl( const Reference< XComponentContext >& _rxContext, const OUString& _rLoggerName ) + :m_aContext( _rxContext ) + { + try + { + Reference< XLoggerPool > xPool( LoggerPool::get( m_aContext ) ); + if ( !_rLoggerName.isEmpty() ) + m_xLogger = xPool->getNamedLogger( _rLoggerName ); + else + m_xLogger = xPool->getDefaultLogger(); + } + catch( const Exception& ) + { + OSL_FAIL( "EventLogger_Impl::impl_createLogger_nothrow: caught an exception!" ); + } + } + + EventLogger::EventLogger( const Reference< XComponentContext >& _rxContext, const char* _pAsciiLoggerName ) + :m_pImpl( std::make_shared<EventLogger_Impl>( _rxContext, OUString::createFromAscii( _pAsciiLoggerName ) ) ) + { + } + + bool EventLogger::isLoggable( const sal_Int32 _nLogLevel ) const + { + if ( !m_pImpl->isValid() ) + return false; + + try + { + return m_pImpl->getLogger()->isLoggable( _nLogLevel ); + } + catch( const Exception& ) + { + OSL_FAIL( "EventLogger::isLoggable: caught an exception!" ); + } + + return false; + } + + const css::uno::Reference<css::logging::XLogger> & EventLogger::getLogger() const + { + return m_pImpl->getLogger(); + } + + + namespace + { + void lcl_replaceParameter( OUString& _inout_Message, const char* _rPlaceHolder, std::u16string_view _rReplacement ) + { + sal_Int32 nPlaceholderPosition = _inout_Message.indexOfAsciiL( _rPlaceHolder, strlen(_rPlaceHolder) ); + OSL_ENSURE( nPlaceholderPosition >= 0, "lcl_replaceParameter: placeholder not found!" ); + if ( nPlaceholderPosition < 0 ) + return; + + _inout_Message = _inout_Message.replaceAt( nPlaceholderPosition, strlen(_rPlaceHolder), _rReplacement ); + } + } + + + void EventLogger::impl_log( const sal_Int32 _nLogLevel, + const char* _pSourceClass, const char* _pSourceMethod, const OUString& _rMessage, + const OptionalString& _rArgument1, const OptionalString& _rArgument2, + const OptionalString& _rArgument3, const OptionalString& _rArgument4, + const OptionalString& _rArgument5, const OptionalString& _rArgument6 ) const + { + OUString sMessage( _rMessage ); + if ( !!_rArgument1 ) + lcl_replaceParameter( sMessage, "$1$", *_rArgument1 ); + + if ( !!_rArgument2 ) + lcl_replaceParameter( sMessage, "$2$", *_rArgument2 ); + + if ( !!_rArgument3 ) + lcl_replaceParameter( sMessage, "$3$", *_rArgument3 ); + + if ( !!_rArgument4 ) + lcl_replaceParameter( sMessage, "$4$", *_rArgument4 ); + + if ( !!_rArgument5 ) + lcl_replaceParameter( sMessage, "$5$", *_rArgument5 ); + + if ( !!_rArgument6 ) + lcl_replaceParameter( sMessage, "$6$", *_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, + OUString::createFromAscii( _pSourceClass ), + OUString::createFromAscii( _pSourceMethod ), + sMessage + ); + } + else + { + xLogger->log( _nLogLevel, sMessage ); + } + } + catch( const Exception& ) + { + OSL_FAIL( "EventLogger::impl_log: caught an exception!" ); + } + } +} // namespace comphelper + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |