/*
* 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.
*/
package org.apache.avalon.framework.logger;
import org.apache.log.Hierarchy;
import org.apache.log.LogEvent;
import org.apache.log.LogTarget;
import org.apache.log.Priority;
A basic adapter that adapts an Avalon Logger to a Logkit Logger.
Useful when providing backwards compatability support for Loggable
components.
Author: Avalon Development Team Version: $Id: LogKit2AvalonLoggerAdapter.java 506231 2007-02-12 02:36:54Z crossley $ Since: 4.1.4
/**
* A basic adapter that adapts an Avalon Logger to a Logkit Logger.
* Useful when providing backwards compatability support for Loggable
* components.
*
* @author <a href="mailto:dev@avalon.apache.org">Avalon Development Team</a>
* @version $Id: LogKit2AvalonLoggerAdapter.java 506231 2007-02-12 02:36:54Z crossley $
* @since 4.1.4
*/
public final class LogKit2AvalonLoggerAdapter
implements LogTarget
{
The Avalon Logger that we re-route to.
/**
* The Avalon Logger that we re-route to.
*/
private final Logger m_logger;
Create a Logkit Logger
instance that redirects to an Avalon Logger
instance. Params: - logger – the Avalon Logger
Returns: the LogKit Logger
/**
* Create a Logkit {@link org.apache.log.Logger} instance that
* redirects to an Avalon {@link org.apache.avalon.framework.logger.Logger} instance.
*
* @param logger the Avalon Logger
* @return the LogKit Logger
*/
public static org.apache.log.Logger createLogger( final Logger logger )
{
final Hierarchy hierarchy = new Hierarchy();
final org.apache.log.Logger logKitLogger = hierarchy.getLoggerFor( "" );
final LogKit2AvalonLoggerAdapter target =
new LogKit2AvalonLoggerAdapter( logger );
logKitLogger.setLogTargets( new LogTarget[ ] { target } );
if ( logger.isDebugEnabled() )
{
logKitLogger.setPriority( Priority.DEBUG );
}
else if ( logger.isInfoEnabled() )
{
logKitLogger.setPriority( Priority.INFO );
}
else if ( logger.isWarnEnabled() )
{
logKitLogger.setPriority( Priority.WARN );
}
else if ( logger.isErrorEnabled() )
{
logKitLogger.setPriority( Priority.ERROR );
}
else if ( logger.isFatalErrorEnabled() )
{
logKitLogger.setPriority( Priority.FATAL_ERROR );
}
return logKitLogger;
}
Constructor for an Adaptor. Adapts to
specified Avalon Logger.
Params: - logger – the avalon logger.
/**
* Constructor for an Adaptor. Adapts to
* specified Avalon Logger.
*
* @param logger the avalon logger.
*/
public LogKit2AvalonLoggerAdapter( final Logger logger )
{
if( null == logger )
{
throw new NullPointerException( "logger" );
}
m_logger = logger;
}
Route a LogKit message to an avalon Logger.
Params: - event – the log message
/**
* Route a LogKit message to an avalon Logger.
*
* @param event the log message
*/
public void processEvent( LogEvent event )
{
final String message = event.getMessage();
final Throwable throwable = event.getThrowable();
final Priority priority = event.getPriority();
if( Priority.DEBUG == priority )
{
m_logger.debug( message, throwable );
}
else if( Priority.INFO == priority )
{
m_logger.info( message, throwable );
}
else if( Priority.WARN == priority )
{
m_logger.warn( message, throwable );
}
else if( Priority.ERROR == priority )
{
m_logger.error( message, throwable );
}
else
{
m_logger.fatalError( message, throwable );
}
}
}