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office-gobmx/extensions/source/logging/logger.cxx
Rüdiger Timm ad0f7f023a INTEGRATION: CWS changefileheader (1.2.134); FILE MERGED 
2008/04/01 12:29:45 thb 1.2.134.2: #i85898# Stripping all external header guards
2008/03/31 12:31:31 rt 1.2.134.1: #i87441# Change license header to LPGL v3.
2008-04-11 09:02:51 +00:00

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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: logger.cxx,v $
* $Revision: 1.3 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_extensions.hxx"
#include "log_module.hxx"
#include "logrecord.hxx"
#include "loggerconfig.hxx"
/** === begin UNO includes === **/
#include <com/sun/star/logging/XLogger.hpp>
#include <com/sun/star/logging/LogLevel.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/logging/XLoggerPool.hpp>
/** === end UNO includes === **/
#include <tools/diagnose_ex.h>
#include <comphelper/componentcontext.hxx>
#include <cppuhelper/basemutex.hxx>
#include <cppuhelper/interfacecontainer.hxx>
#include <cppuhelper/implbase2.hxx>
#include <cppuhelper/weakref.hxx>
#include <boost/bind.hpp>
#include <map>
//........................................................................
namespace logging
{
//........................................................................
/** === begin UNO using === **/
using ::com::sun::star::logging::XLogger;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::XComponentContext;
using ::com::sun::star::lang::XServiceInfo;
using ::com::sun::star::uno::RuntimeException;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::uno::XInterface;
using ::com::sun::star::uno::UNO_QUERY_THROW;
using ::com::sun::star::uno::Any;
using ::com::sun::star::uno::Exception;
using ::com::sun::star::uno::WeakReference;
using ::com::sun::star::logging::XLogHandler;
using ::com::sun::star::logging::XLoggerPool;
using ::com::sun::star::logging::LogRecord;
/** === end UNO using === **/
namespace LogLevel = ::com::sun::star::logging::LogLevel;
//====================================================================
//= helper
//====================================================================
namespace
{
sal_Bool lcl_supportsService_nothrow( XServiceInfo& _rSI, const ::rtl::OUString& _rServiceName )
{
const Sequence< ::rtl::OUString > aServiceNames( _rSI.getSupportedServiceNames() );
for ( const ::rtl::OUString* pServiceNames = aServiceNames.getConstArray();
pServiceNames != aServiceNames.getConstArray() + aServiceNames.getLength();
++pServiceNames
)
if ( _rServiceName == *pServiceNames )
return sal_True;
return sal_False;
}
}
//====================================================================
//= EventLogger - declaration
//====================================================================
typedef ::cppu::WeakImplHelper2 < XLogger
, XServiceInfo
> EventLogger_Base;
class EventLogger :public ::cppu::BaseMutex
,public EventLogger_Base
{
private:
::comphelper::ComponentContext m_aContext;
::cppu::OInterfaceContainerHelper m_aHandlers;
oslInterlockedCount m_nEventNumber;
// <attributes>
sal_Int32 m_nLogLevel;
::rtl::OUString m_sName;
// </attributes>
public:
EventLogger( const Reference< XComponentContext >& _rxContext, const ::rtl::OUString& _rName );
// XServiceInfo
virtual ::rtl::OUString SAL_CALL getImplementationName() throw(RuntimeException);
virtual ::sal_Bool SAL_CALL supportsService( const ::rtl::OUString& _rServiceName ) throw(RuntimeException);
virtual Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw(RuntimeException);
// XLogger
virtual ::rtl::OUString SAL_CALL getName() throw (RuntimeException);
virtual ::sal_Int32 SAL_CALL getLevel() throw (RuntimeException);
virtual void SAL_CALL setLevel( ::sal_Int32 _level ) throw (RuntimeException);
virtual void SAL_CALL addLogHandler( const Reference< XLogHandler >& LogHandler ) throw (RuntimeException);
virtual void SAL_CALL removeLogHandler( const Reference< XLogHandler >& LogHandler ) throw (RuntimeException);
virtual ::sal_Bool SAL_CALL isLoggable( ::sal_Int32 _nLevel ) throw (RuntimeException);
virtual void SAL_CALL log( ::sal_Int32 Level, const ::rtl::OUString& Message ) throw (RuntimeException);
virtual void SAL_CALL logp( ::sal_Int32 Level, const ::rtl::OUString& SourceClass, const ::rtl::OUString& SourceMethod, const ::rtl::OUString& Message ) throw (RuntimeException);
protected:
~EventLogger();
private:
/** logs the given log record
*/
void impl_ts_logEvent_nothrow( const LogRecord& _rRecord );
/** non-threadsafe impl-version of isLoggable
*/
bool impl_nts_isLoggable_nothrow( ::sal_Int32 _nLevel );
};
//====================================================================
//= LoggerPool - declaration
//====================================================================
typedef ::cppu::WeakImplHelper2 < XLoggerPool
, XServiceInfo
> LoggerPool_Base;
/** administrates a pool of XLogger instances, where a logger is keyed by its name,
and subsequent requests for a logger with the same name return the same instance.
*/
class LoggerPool : public LoggerPool_Base
{
private:
typedef ::std::map< ::rtl::OUString, WeakReference< XLogger > > ImplPool;
private:
::osl::Mutex m_aMutex;
::comphelper::ComponentContext m_aContext;
ImplPool m_aImpl;
public:
LoggerPool( const Reference< XComponentContext >& _rxContext );
// XServiceInfo
virtual ::rtl::OUString SAL_CALL getImplementationName() throw(RuntimeException);
virtual ::sal_Bool SAL_CALL supportsService( const ::rtl::OUString& _rServiceName ) throw(RuntimeException);
virtual Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw(RuntimeException);
// helper for factories
static Sequence< ::rtl::OUString > getSupportedServiceNames_static();
static ::rtl::OUString getImplementationName_static();
static ::rtl::OUString getSingletonName_static();
static Reference< XInterface > Create( const Reference< XComponentContext >& _rxContext );
// XLoggerPool
virtual Reference< XLogger > SAL_CALL getNamedLogger( const ::rtl::OUString& Name ) throw (RuntimeException);
virtual Reference< XLogger > SAL_CALL getDefaultLogger( ) throw (RuntimeException);
};
//====================================================================
//= EventLogger - implementation
//====================================================================
//--------------------------------------------------------------------
EventLogger::EventLogger( const Reference< XComponentContext >& _rxContext, const ::rtl::OUString& _rName )
:m_aContext( _rxContext )
,m_aHandlers( m_aMutex )
,m_nEventNumber( 0 )
,m_nLogLevel( LogLevel::OFF )
,m_sName( _rName )
{
osl_incrementInterlockedCount( &m_refCount );
{
initializeLoggerFromConfiguration( m_aContext, this );
}
osl_decrementInterlockedCount( &m_refCount );
}
//--------------------------------------------------------------------
EventLogger::~EventLogger()
{
}
//--------------------------------------------------------------------
bool EventLogger::impl_nts_isLoggable_nothrow( ::sal_Int32 _nLevel )
{
if ( _nLevel < m_nLogLevel )
return false;
if ( !m_aHandlers.getLength() )
return false;
return true;
}
//--------------------------------------------------------------------
void EventLogger::impl_ts_logEvent_nothrow( const LogRecord& _rRecord )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( !impl_nts_isLoggable_nothrow( _rRecord.Level ) )
return;
m_aHandlers.forEach< XLogHandler >(
::boost::bind( &XLogHandler::publish, _1, ::boost::cref( _rRecord ) ) );
}
//--------------------------------------------------------------------
::rtl::OUString SAL_CALL EventLogger::getName() throw (RuntimeException)
{
return m_sName;
}
//--------------------------------------------------------------------
::sal_Int32 SAL_CALL EventLogger::getLevel() throw (RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
return m_nLogLevel;
}
//--------------------------------------------------------------------
void SAL_CALL EventLogger::setLevel( ::sal_Int32 _level ) throw (RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
m_nLogLevel = _level;
}
//--------------------------------------------------------------------
void SAL_CALL EventLogger::addLogHandler( const Reference< XLogHandler >& _rxLogHandler ) throw (RuntimeException)
{
if ( _rxLogHandler.is() )
m_aHandlers.addInterface( _rxLogHandler );
}
//--------------------------------------------------------------------
void SAL_CALL EventLogger::removeLogHandler( const Reference< XLogHandler >& _rxLogHandler ) throw (RuntimeException)
{
if ( _rxLogHandler.is() )
m_aHandlers.removeInterface( _rxLogHandler );
}
//--------------------------------------------------------------------
::sal_Bool SAL_CALL EventLogger::isLoggable( ::sal_Int32 _nLevel ) throw (RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
return impl_nts_isLoggable_nothrow( _nLevel );
}
//--------------------------------------------------------------------
void SAL_CALL EventLogger::log( ::sal_Int32 _nLevel, const ::rtl::OUString& _rMessage ) throw (RuntimeException)
{
impl_ts_logEvent_nothrow( createLogRecord(
m_sName,
_rMessage,
_nLevel,
osl_incrementInterlockedCount( &m_nEventNumber )
) );
}
//--------------------------------------------------------------------
void SAL_CALL EventLogger::logp( ::sal_Int32 _nLevel, const ::rtl::OUString& _rSourceClass, const ::rtl::OUString& _rSourceMethod, const ::rtl::OUString& _rMessage ) throw (RuntimeException)
{
impl_ts_logEvent_nothrow( createLogRecord(
m_sName,
_rSourceClass,
_rSourceMethod,
_rMessage,
_nLevel,
osl_incrementInterlockedCount( &m_nEventNumber )
) );
}
//--------------------------------------------------------------------
::rtl::OUString SAL_CALL EventLogger::getImplementationName() throw(RuntimeException)
{
return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.extensions.EventLogger" ) );
}
//--------------------------------------------------------------------
::sal_Bool EventLogger::supportsService( const ::rtl::OUString& _rServiceName ) throw(RuntimeException)
{
return lcl_supportsService_nothrow( *this, _rServiceName );
}
//--------------------------------------------------------------------
Sequence< ::rtl::OUString > SAL_CALL EventLogger::getSupportedServiceNames() throw(RuntimeException)
{
Sequence< ::rtl::OUString > aServiceNames(1);
aServiceNames[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.logging.Logger" ) );
return aServiceNames;
}
//====================================================================
//= LoggerPool - implementation
//====================================================================
//--------------------------------------------------------------------
LoggerPool::LoggerPool( const Reference< XComponentContext >& _rxContext )
:m_aContext( _rxContext )
{
}
//--------------------------------------------------------------------
::rtl::OUString SAL_CALL LoggerPool::getImplementationName() throw(RuntimeException)
{
return getImplementationName_static();
}
//--------------------------------------------------------------------
::sal_Bool SAL_CALL LoggerPool::supportsService( const ::rtl::OUString& _rServiceName ) throw(RuntimeException)
{
return lcl_supportsService_nothrow( *this, _rServiceName );
}
//--------------------------------------------------------------------
Sequence< ::rtl::OUString > SAL_CALL LoggerPool::getSupportedServiceNames() throw(RuntimeException)
{
return getSupportedServiceNames_static();
}
//--------------------------------------------------------------------
::rtl::OUString SAL_CALL LoggerPool::getImplementationName_static()
{
return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.extensions.LoggerPool" ) );
}
//--------------------------------------------------------------------
Sequence< ::rtl::OUString > SAL_CALL LoggerPool::getSupportedServiceNames_static()
{
Sequence< ::rtl::OUString > aServiceNames(1);
aServiceNames[0] = getSingletonName_static();
return aServiceNames;
}
//--------------------------------------------------------------------
::rtl::OUString LoggerPool::getSingletonName_static()
{
return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.logging.LoggerPool" ) );
}
//--------------------------------------------------------------------
Reference< XInterface > SAL_CALL LoggerPool::Create( const Reference< XComponentContext >& _rxContext )
{
return *( new LoggerPool( _rxContext ) );
}
//--------------------------------------------------------------------
Reference< XLogger > SAL_CALL LoggerPool::getNamedLogger( const ::rtl::OUString& _rName ) throw (RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
WeakReference< XLogger >& rLogger( m_aImpl[ _rName ] );
Reference< XLogger > xLogger( (Reference< XLogger >)rLogger );
if ( !xLogger.is() )
{
// never requested before, or already dead
xLogger = new EventLogger( m_aContext.getUNOContext(), _rName );
rLogger = xLogger;
}
return xLogger;
}
//--------------------------------------------------------------------
Reference< XLogger > SAL_CALL LoggerPool::getDefaultLogger( ) throw (RuntimeException)
{
return getNamedLogger( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "org.openoffice.logging.DefaultLogger" ) ) );
}
//--------------------------------------------------------------------
void createRegistryInfo_LoggerPool()
{
static OSingletonRegistration< LoggerPool > aAutoRegistration;
}
//........................................................................
} // namespace logging
//........................................................................
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