001package org.apache.maven.lifecycle.internal;
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.HashSet;
023import java.util.List;
024
025import org.apache.maven.artifact.Artifact;
026import org.apache.maven.execution.BuildSuccess;
027import org.apache.maven.execution.ExecutionEvent;
028import org.apache.maven.execution.MavenSession;
029import org.apache.maven.execution.ProjectExecutionEvent;
030import org.apache.maven.execution.ProjectExecutionListener;
031import org.apache.maven.lifecycle.MavenExecutionPlan;
032import org.apache.maven.lifecycle.internal.builder.BuilderCommon;
033import org.apache.maven.plugin.MojoExecution;
034import org.apache.maven.project.MavenProject;
035import org.codehaus.plexus.component.annotations.Component;
036import org.codehaus.plexus.component.annotations.Requirement;
037
038/**
039 * Builds one or more lifecycles for a full module
040 * 
041 * @since 3.0
042 * @author Benjamin Bentmann
043 * @author Jason van Zyl
044 * @author Kristian Rosenvold (extracted class)
045 *         <p/>
046 *         NOTE: This class is not part of any public api and can be changed or deleted without prior notice.
047 */
048@Component( role = LifecycleModuleBuilder.class )
049public class LifecycleModuleBuilder
050{
051
052    @Requirement
053    private MojoExecutor mojoExecutor;
054
055    @Requirement
056    private BuilderCommon builderCommon;
057
058    @Requirement
059    private ExecutionEventCatapult eventCatapult;
060
061    private ProjectExecutionListener projectExecutionListener;
062
063    // this tricks plexus-component-metadata generate required metadata
064    @Requirement
065    private List<ProjectExecutionListener> projectExecutionListeners;
066
067    public void setProjectExecutionListeners( final List<ProjectExecutionListener> listeners )
068    {
069        this.projectExecutionListeners = listeners;
070        this.projectExecutionListener = new CompoundProjectExecutionListener( listeners );
071    }
072
073    public void buildProject( MavenSession session, ReactorContext reactorContext, MavenProject currentProject,
074                              TaskSegment taskSegment )
075    {
076        buildProject( session, session, reactorContext, currentProject, taskSegment );
077    }
078
079    public void buildProject( MavenSession session, MavenSession rootSession, ReactorContext reactorContext,
080                              MavenProject currentProject, TaskSegment taskSegment )
081    {
082        session.setCurrentProject( currentProject );
083
084        long buildStartTime = System.currentTimeMillis();
085
086        try
087        {
088
089            if ( reactorContext.getReactorBuildStatus().isHaltedOrBlacklisted( currentProject ) )
090            {
091                eventCatapult.fire( ExecutionEvent.Type.ProjectSkipped, session, null );
092                return;
093            }
094
095            BuilderCommon.attachToThread( currentProject );
096
097            projectExecutionListener.beforeProjectExecution( new ProjectExecutionEvent( session, currentProject ) );
098
099            eventCatapult.fire( ExecutionEvent.Type.ProjectStarted, session, null );
100
101            MavenExecutionPlan executionPlan =
102                builderCommon.resolveBuildPlan( session, currentProject, taskSegment, new HashSet<Artifact>() );
103            List<MojoExecution> mojoExecutions = executionPlan.getMojoExecutions();
104
105            projectExecutionListener.beforeProjectLifecycleExecution( new ProjectExecutionEvent( session,
106                                                                                                 currentProject,
107                                                                                                 mojoExecutions ) );
108            mojoExecutor.execute( session, mojoExecutions, reactorContext.getProjectIndex() );
109
110            long buildEndTime = System.currentTimeMillis();
111
112            projectExecutionListener.afterProjectExecutionSuccess( new ProjectExecutionEvent( session, currentProject,
113                                                                                              mojoExecutions ) );
114
115            reactorContext.getResult().addBuildSummary( new BuildSuccess( currentProject, buildEndTime - buildStartTime ) );
116
117            eventCatapult.fire( ExecutionEvent.Type.ProjectSucceeded, session, null );
118        }
119        catch ( Exception e )
120        {
121            builderCommon.handleBuildError( reactorContext, rootSession, session, currentProject, e, buildStartTime );
122
123            projectExecutionListener.afterProjectExecutionFailure( new ProjectExecutionEvent( session, currentProject,
124                                                                                              e ) );
125        }
126        finally
127        {
128            session.setCurrentProject( null );
129
130            Thread.currentThread().setContextClassLoader( reactorContext.getOriginalContextClassLoader() );
131        }
132    }
133}