core-it-suite/src/test/resources/mng-5640-lifecycleParticipant-afterSession/extension/src/main/java/org/apache/maven/its/mng5640/lifecycleParticipantAfterSession/LifecycleParticipantImpl.java

package org.apache.maven.its.mng5640.lifecycleParticipantAfterSession;

/*
 * 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.
 */

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;

import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;

import org.apache.maven.AbstractMavenLifecycleParticipant;
import org.apache.maven.execution.MavenSession;
import org.apache.maven.project.MavenProject;
import org.codehaus.plexus.logging.Logger;

@Named
@Singleton
public class LifecycleParticipantImpl
    extends AbstractMavenLifecycleParticipant
{
    private final Logger log;

    @Inject
    public LifecycleParticipantImpl( Logger log )
    {
        this.log = log;
    }

    @Override
    public void afterProjectsRead( MavenSession session )
    {
        dropMarker( session, "afterProjectsRead.txt" );
    }

    @Override
    public void afterSessionStart( MavenSession session )
    {
        dropMarker( session, "afterSessionStart.txt" );
    }

    @Override
    public void afterSessionEnd( MavenSession session )
    {
        dropMarker( session, "afterSessionEnd.txt" );
    }

    private void dropMarker( MavenSession session, String markerName )
    {
        MavenProject project = session.getProjects().get( 0 );

        File target = new File( project.getBuild().getDirectory() );
        File marker = new File( target, markerName );

        if ( !target.exists() && !target.mkdirs() )
        {
            log.error( "Could not create directory " + target );
        }
        try
        {
            new FileOutputStream( marker ).close();
        }
        catch ( IOException e )
        {
            log.error( "Could not create marker file " + marker, e );
        }
    }
}