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package org.apache.maven.lifecycle.internal;
/*
* 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 org.apache.maven.execution.MavenSession;
import org.apache.maven.lifecycle.LifecycleNotFoundException;
import org.apache.maven.lifecycle.LifecyclePhaseNotFoundException;
import org.apache.maven.plugin.InvalidPluginDescriptorException;
import org.apache.maven.plugin.MojoNotFoundException;
import org.apache.maven.plugin.PluginDescriptorParsingException;
import org.apache.maven.plugin.PluginNotFoundException;
import org.apache.maven.plugin.PluginResolutionException;
import org.apache.maven.plugin.descriptor.MojoDescriptor;
import org.apache.maven.plugin.prefix.NoPluginFoundForPrefixException;
import org.apache.maven.plugin.version.PluginVersionResolutionException;
import org.apache.maven.project.MavenProject;
import org.codehaus.plexus.component.annotations.Component;
import org.codehaus.plexus.component.annotations.Requirement;
import org.codehaus.plexus.util.StringUtils;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
* Calculates the task segments in the build
*
* @since 3.0
* @author Benjamin Bentmann
* @author Jason van Zyl
* @author jdcasey
* @author Kristian Rosenvold (extracted class)
* <p/>
* NOTE: This class is not part of any public api and can be changed or deleted without prior notice.
*/
@Component( role = LifecycleTaskSegmentCalculator.class )
public class DefaultLifecycleTaskSegmentCalculator
implements LifecycleTaskSegmentCalculator
{
@Requirement
private MojoDescriptorCreator mojoDescriptorCreator;
@Requirement
private LifecyclePluginResolver lifecyclePluginResolver;
public DefaultLifecycleTaskSegmentCalculator()
{
}
public List<TaskSegment> calculateTaskSegments( MavenSession session )
throws PluginNotFoundException, PluginResolutionException, PluginDescriptorParsingException,
MojoNotFoundException, NoPluginFoundForPrefixException, InvalidPluginDescriptorException,
PluginVersionResolutionException, LifecyclePhaseNotFoundException, LifecycleNotFoundException
{
MavenProject rootProject = session.getTopLevelProject();
List<String> tasks = session.getGoals();
if ( ( tasks == null || tasks.isEmpty() ) && !StringUtils.isEmpty( rootProject.getDefaultGoal() ) )
{
tasks = Arrays.asList( StringUtils.split( rootProject.getDefaultGoal() ) );
}
return calculateTaskSegments( session, tasks );
}
public List<TaskSegment> calculateTaskSegments( MavenSession session, List<String> tasks )
throws PluginNotFoundException, PluginResolutionException, PluginDescriptorParsingException,
MojoNotFoundException, NoPluginFoundForPrefixException, InvalidPluginDescriptorException,
PluginVersionResolutionException
{
List<TaskSegment> taskSegments = new ArrayList<TaskSegment>( tasks.size() );
TaskSegment currentSegment = null;
for ( String task : tasks )
{
if ( isGoalSpecification( task ) )
{
// "pluginPrefix:goal" or "groupId:artifactId[:version]:goal"
lifecyclePluginResolver.resolveMissingPluginVersions( session.getTopLevelProject(), session );
MojoDescriptor mojoDescriptor =
mojoDescriptorCreator.getMojoDescriptor( task, session, session.getTopLevelProject() );
boolean aggregating = mojoDescriptor.isAggregator() || !mojoDescriptor.isProjectRequired();
if ( currentSegment == null || currentSegment.isAggregating() != aggregating )
{
currentSegment = new TaskSegment( aggregating );
taskSegments.add( currentSegment );
}
currentSegment.getTasks().add( new GoalTask( task ) );
}
else
{
// lifecycle phase
if ( currentSegment == null || currentSegment.isAggregating() )
{
currentSegment = new TaskSegment( false );
taskSegments.add( currentSegment );
}
currentSegment.getTasks().add( new LifecycleTask( task ) );
}
}
return taskSegments;
}
public boolean requiresProject( MavenSession session )
{
List<String> goals = session.getGoals();
if ( goals != null )
{
for ( String goal : goals )
{
if ( !isGoalSpecification( goal ) )
{
return true;
}
}
}
return false;
}
private boolean isGoalSpecification( String task )
{
return task.indexOf( ':' ) >= 0;
}
}
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