/*
* Copyright 2003-2004 The Apache Software Foundation
* Licensed 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.fortress.impl.handler;
import org.apache.avalon.framework.logger.Logger;
import org.apache.avalon.framework.logger.NullLogger;
import org.apache.excalibur.event.command.Command;
/**
* This is the command class to initialize a ComponentHandler
*
* @author <a href="mailto:dev@avalon.apache.org">Avalon Development Team</a>
* @version CVS $Revision: 1.12 $ $Date: 2004/02/28 15:16:25 $
*/
public final class PrepareHandlerCommand implements Command
{
private final ComponentHandler m_handler;
private final Logger m_logger;
/**
* Creation of a new prepare handler command.
* @param handler the compoent handler
* @param logger the logging channel
*/
public PrepareHandlerCommand( final ComponentHandler handler,
final Logger logger )
{
m_handler = handler;
m_logger = ( null == logger ) ? new NullLogger() : logger;
}
/**
* Returns a reference to the ComponentHandler being prepared.
*
* @return The ComponentHandler.
*/
public ComponentHandler getHandler()
{
return m_handler;
}
/**
* Invoke execution of the handler
* @exception java.lang.Exception if a handler execution exception occurs
*/
public void execute()
throws Exception
{
try
{
m_handler.prepareHandler();
}
catch ( final Exception e )
{
if ( m_logger.isErrorEnabled() )
{
//m_logger.error( "[REMOVE THIS] Could not prepare ComponentHandler for: " + m_handler.getComponentClass().getName(), e );
}
throw e;
}
}
}