001package org.apache.maven.lifecycle;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 *
012 *  http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import java.util.List;
023import java.util.concurrent.CopyOnWriteArrayList;
024
025import javax.inject.Named;
026import javax.inject.Singleton;
027
028import org.apache.maven.execution.MojoExecutionEvent;
029import org.apache.maven.execution.MojoExecutionListener;
030import org.apache.maven.plugin.MojoExecutionException;
031
032@Named
033@Singleton
034public class DelegatingMojoExecutionListener
035    implements MojoExecutionListener
036{
037    private final List<MojoExecutionListener> listeners = new CopyOnWriteArrayList<MojoExecutionListener>();
038
039    public void beforeMojoExecution( MojoExecutionEvent event )
040        throws MojoExecutionException
041    {
042        for ( MojoExecutionListener listener : listeners )
043        {
044            listener.beforeMojoExecution( event );
045        }
046    }
047
048    public void afterMojoExecutionSuccess( MojoExecutionEvent event )
049        throws MojoExecutionException
050    {
051        for ( MojoExecutionListener listener : listeners )
052        {
053            listener.afterMojoExecutionSuccess( event );
054        }
055    }
056
057    public void afterExecutionFailure( MojoExecutionEvent event )
058    {
059        for ( MojoExecutionListener listener : listeners )
060        {
061            listener.afterExecutionFailure( event );
062        }
063    }
064
065    public void addMojoExecutionListener( MojoExecutionListener listener )
066    {
067        this.listeners.add( listener );
068    }
069
070    public void removeMojoExecutionListener( MojoExecutionListener listener )
071    {
072        this.listeners.remove( listener );
073    }
074
075}