maven-core-3.5.4.jar - Maven Core Module

maven-core-3.5.4.jar is the JAR file for Apache Maven 3.5.4 Core module. Apache Maven is a software project management and comprehension tool.

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File: 2018-06-17 19:33        630101  lib\maven-core-3.5.4.jar
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org/apache/maven/lifecycle/internal/DefaultLifecycleExecutionPlanCalculator.java

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 java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Map;

import org.apache.maven.execution.MavenSession;
import org.apache.maven.lifecycle.DefaultLifecycles;
import org.apache.maven.lifecycle.Lifecycle;
import org.apache.maven.lifecycle.LifecycleMappingDelegate;
import org.apache.maven.lifecycle.LifecycleNotFoundException;
import org.apache.maven.lifecycle.LifecyclePhaseNotFoundException;
import org.apache.maven.lifecycle.MavenExecutionPlan;
import org.apache.maven.lifecycle.MojoExecutionConfigurator;
import org.apache.maven.lifecycle.internal.builder.BuilderCommon;
import org.apache.maven.plugin.BuildPluginManager;
import org.apache.maven.plugin.InvalidPluginDescriptorException;
import org.apache.maven.plugin.MojoExecution;
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.descriptor.Parameter;
import org.apache.maven.plugin.descriptor.PluginDescriptor;
import org.apache.maven.plugin.lifecycle.Execution;
import org.apache.maven.plugin.lifecycle.Phase;
import org.apache.maven.plugin.prefix.NoPluginFoundForPrefixException;
import org.apache.maven.plugin.version.PluginVersionResolutionException;
import org.apache.maven.plugin.version.PluginVersionResolver;
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 org.codehaus.plexus.util.xml.Xpp3Dom;
import org.codehaus.plexus.util.xml.pull.XmlPullParserException;


/**
 * <strong>NOTE:</strong> This class is not part of any public api and can be changed or deleted without prior notice.
 * 
 * @since 3.0
 * @author Benjamin Bentmann
 * @author Kristian Rosenvold (Extract class)
 */
@Component( role = LifecycleExecutionPlanCalculator.class )
public class DefaultLifecycleExecutionPlanCalculator
    implements LifecycleExecutionPlanCalculator
{
    @Requirement
    private PluginVersionResolver pluginVersionResolver;

    @Requirement
    private BuildPluginManager pluginManager;

    @Requirement
    private DefaultLifecycles defaultLifeCycles;

    @Requirement
    private MojoDescriptorCreator mojoDescriptorCreator;

    @Requirement
    private LifecyclePluginResolver lifecyclePluginResolver;

    @Requirement( hint = DefaultLifecycleMappingDelegate.HINT )
    private LifecycleMappingDelegate standardDelegate;

    @Requirement
    private Map<String, LifecycleMappingDelegate> delegates;

    @Requirement
    private Map<String, MojoExecutionConfigurator> mojoExecutionConfigurators;

    @SuppressWarnings( { "UnusedDeclaration" } )
    public DefaultLifecycleExecutionPlanCalculator()
    {
    }

    // Only used for testing
    public DefaultLifecycleExecutionPlanCalculator( BuildPluginManager pluginManager,
                                                    DefaultLifecycles defaultLifeCycles,
                                                    MojoDescriptorCreator mojoDescriptorCreator,
                                                    LifecyclePluginResolver lifecyclePluginResolver )
    {
        this.pluginManager = pluginManager;
        this.defaultLifeCycles = defaultLifeCycles;
        this.mojoDescriptorCreator = mojoDescriptorCreator;
        this.lifecyclePluginResolver = lifecyclePluginResolver;
        this.mojoExecutionConfigurators = Collections.singletonMap(
             "default", (MojoExecutionConfigurator) new DefaultMojoExecutionConfigurator() );
    }

    @Override
    public MavenExecutionPlan calculateExecutionPlan( MavenSession session, MavenProject project, List<Object> tasks,
                                                      boolean setup )
        throws PluginNotFoundException, PluginResolutionException, LifecyclePhaseNotFoundException,
        PluginDescriptorParsingException, MojoNotFoundException, InvalidPluginDescriptorException,
        NoPluginFoundForPrefixException, LifecycleNotFoundException, PluginVersionResolutionException
    {
        lifecyclePluginResolver.resolveMissingPluginVersions( project, session );

        final List<MojoExecution> executions = calculateMojoExecutions( session, project, tasks );

        if ( setup )
        {
            setupMojoExecutions( session, project, executions );
        }

        final List<ExecutionPlanItem> planItem = ExecutionPlanItem.createExecutionPlanItems( project, executions );

        return new MavenExecutionPlan( planItem, defaultLifeCycles );
    }

    @Override
    public MavenExecutionPlan calculateExecutionPlan( MavenSession session, MavenProject project, List<Object> tasks )
        throws PluginNotFoundException, PluginResolutionException, LifecyclePhaseNotFoundException,
        PluginDescriptorParsingException, MojoNotFoundException, InvalidPluginDescriptorException,
        NoPluginFoundForPrefixException, LifecycleNotFoundException, PluginVersionResolutionException
    {
        return calculateExecutionPlan( session, project, tasks, true );
    }

    private void setupMojoExecutions( MavenSession session, MavenProject project, List<MojoExecution> mojoExecutions )
        throws PluginNotFoundException, PluginResolutionException, PluginDescriptorParsingException,
        MojoNotFoundException, InvalidPluginDescriptorException, NoPluginFoundForPrefixException,
        LifecyclePhaseNotFoundException, LifecycleNotFoundException, PluginVersionResolutionException
    {
        for ( MojoExecution mojoExecution : mojoExecutions )
        {
            setupMojoExecution( session, project, mojoExecution );
        }
    }

    @Override
    public void setupMojoExecution( MavenSession session, MavenProject project, MojoExecution mojoExecution )
        throws PluginNotFoundException, PluginResolutionException, PluginDescriptorParsingException,
        MojoNotFoundException, InvalidPluginDescriptorException, NoPluginFoundForPrefixException,
        LifecyclePhaseNotFoundException, LifecycleNotFoundException, PluginVersionResolutionException
    {
        MojoDescriptor mojoDescriptor = mojoExecution.getMojoDescriptor();

        if ( mojoDescriptor == null )
        {
            mojoDescriptor =
                pluginManager.getMojoDescriptor( mojoExecution.getPlugin(), mojoExecution.getGoal(),
                                                 project.getRemotePluginRepositories(),
                                                 session.getRepositorySession() );

            mojoExecution.setMojoDescriptor( mojoDescriptor );
        }

        mojoExecutionConfigurator( mojoExecution ).configure( project,
                                                              mojoExecution,
                                                        MojoExecution.Source.CLI.equals( mojoExecution.getSource() ) );

        finalizeMojoConfiguration( mojoExecution );

        calculateForkedExecutions( mojoExecution, session, project, new HashSet<MojoDescriptor>() );
    }

    public List<MojoExecution> calculateMojoExecutions( MavenSession session, MavenProject project, List<Object> tasks )
        throws PluginNotFoundException, PluginResolutionException, PluginDescriptorParsingException,
        MojoNotFoundException, NoPluginFoundForPrefixException, InvalidPluginDescriptorException,
        PluginVersionResolutionException, LifecyclePhaseNotFoundException
    {
        final List<MojoExecution> mojoExecutions = new ArrayList<>();

        for ( Object task : tasks )
        {
            if ( task instanceof GoalTask )
            {
                String pluginGoal = ( (GoalTask) task ).pluginGoal;

                String executionId = "default-cli";
                int executionIdx = pluginGoal.indexOf( '@' );
                if ( executionIdx > 0 )
                {
                    executionId = pluginGoal.substring( executionIdx + 1 );
                }

                MojoDescriptor mojoDescriptor = mojoDescriptorCreator.getMojoDescriptor( pluginGoal, session, project );

                MojoExecution mojoExecution = new MojoExecution( mojoDescriptor, executionId,
                                                                 MojoExecution.Source.CLI );

                mojoExecutions.add( mojoExecution );
            }
            else if ( task instanceof LifecycleTask )
            {
                String lifecyclePhase = ( (LifecycleTask) task ).getLifecyclePhase();

                Map<String, List<MojoExecution>> phaseToMojoMapping =
                    calculateLifecycleMappings( session, project, lifecyclePhase );

                for ( List<MojoExecution> mojoExecutionsFromLifecycle : phaseToMojoMapping.values() )
                {
                    mojoExecutions.addAll( mojoExecutionsFromLifecycle );
                }
            }
            else
            {
                throw new IllegalStateException( "unexpected task " + task );
            }
        }
        return mojoExecutions;
    }

    private Map<String, List<MojoExecution>> calculateLifecycleMappings( MavenSession session, MavenProject project,
                                                                         String lifecyclePhase )
        throws LifecyclePhaseNotFoundException, PluginNotFoundException, PluginResolutionException,
        PluginDescriptorParsingException, MojoNotFoundException, InvalidPluginDescriptorException
    {
        /*
         * Determine the lifecycle that corresponds to the given phase.
         */

        Lifecycle lifecycle = defaultLifeCycles.get( lifecyclePhase );

        if ( lifecycle == null )
        {
            throw new LifecyclePhaseNotFoundException( "Unknown lifecycle phase \"" + lifecyclePhase
                + "\". You must specify a valid lifecycle phase" + " or a goal in the format <plugin-prefix>:<goal> or"
                + " <plugin-group-id>:<plugin-artifact-id>[:<plugin-version>]:<goal>. Available lifecycle phases are: "
                + defaultLifeCycles.getLifecyclePhaseList() + ".", lifecyclePhase );
        }

        LifecycleMappingDelegate delegate;
        if ( Arrays.binarySearch( DefaultLifecycles.STANDARD_LIFECYCLES, lifecycle.getId() ) >= 0 )
        {
            delegate = standardDelegate;
        }
        else
        {
            delegate = delegates.get( lifecycle.getId() );
            if ( delegate == null )
            {
                delegate = standardDelegate;
            }
        }

        return delegate.calculateLifecycleMappings( session, project, lifecycle, lifecyclePhase );
    }

    /**
     * Post-processes the effective configuration for the specified mojo execution. This step discards all parameters
     * from the configuration that are not applicable to the mojo and injects the default values for any missing
     * parameters.
     *
     * @param mojoExecution The mojo execution whose configuration should be finalized, must not be {@code null}.
     */
    private void finalizeMojoConfiguration( MojoExecution mojoExecution )
    {
        MojoDescriptor mojoDescriptor = mojoExecution.getMojoDescriptor();

        Xpp3Dom executionConfiguration = mojoExecution.getConfiguration();
        if ( executionConfiguration == null )
        {
            executionConfiguration = new Xpp3Dom( "configuration" );
        }

        Xpp3Dom defaultConfiguration = getMojoConfiguration( mojoDescriptor );

        Xpp3Dom finalConfiguration = new Xpp3Dom( "configuration" );

        if ( mojoDescriptor.getParameters() != null )
        {
            for ( Parameter parameter : mojoDescriptor.getParameters() )
            {
                Xpp3Dom parameterConfiguration = executionConfiguration.getChild( parameter.getName() );

                if ( parameterConfiguration == null )
                {
                    parameterConfiguration = executionConfiguration.getChild( parameter.getAlias() );
                }

                Xpp3Dom parameterDefaults = defaultConfiguration.getChild( parameter.getName() );

                parameterConfiguration = Xpp3Dom.mergeXpp3Dom( parameterConfiguration, parameterDefaults,
                                                               Boolean.TRUE );

                if ( parameterConfiguration != null )
                {
                    parameterConfiguration = new Xpp3Dom( parameterConfiguration, parameter.getName() );

                    if ( StringUtils.isEmpty( parameterConfiguration.getAttribute( "implementation" ) )
                        && StringUtils.isNotEmpty( parameter.getImplementation() ) )
                    {
                        parameterConfiguration.setAttribute( "implementation", parameter.getImplementation() );
                    }

                    finalConfiguration.addChild( parameterConfiguration );
                }
            }
        }

        mojoExecution.setConfiguration( finalConfiguration );
    }

    private Xpp3Dom getMojoConfiguration( MojoDescriptor mojoDescriptor )
    {
        return MojoDescriptorCreator.convert( mojoDescriptor );
    }

    @Override
    public void calculateForkedExecutions( MojoExecution mojoExecution, MavenSession session )
        throws MojoNotFoundException, PluginNotFoundException, PluginResolutionException,
        PluginDescriptorParsingException, NoPluginFoundForPrefixException, InvalidPluginDescriptorException,
        LifecyclePhaseNotFoundException, LifecycleNotFoundException, PluginVersionResolutionException
    {
        calculateForkedExecutions( mojoExecution, session, session.getCurrentProject(), new HashSet<MojoDescriptor>() );
    }

    private void calculateForkedExecutions( MojoExecution mojoExecution, MavenSession session, MavenProject project,
                                            Collection<MojoDescriptor> alreadyForkedExecutions )
        throws MojoNotFoundException, PluginNotFoundException, PluginResolutionException,
        PluginDescriptorParsingException, NoPluginFoundForPrefixException, InvalidPluginDescriptorException,
        LifecyclePhaseNotFoundException, LifecycleNotFoundException, PluginVersionResolutionException
    {
        MojoDescriptor mojoDescriptor = mojoExecution.getMojoDescriptor();

        if ( !mojoDescriptor.isForking() )
        {
            return;
        }

        if ( !alreadyForkedExecutions.add( mojoDescriptor ) )
        {
            return;
        }

        List<MavenProject> forkedProjects =
            LifecycleDependencyResolver.getProjects( project, session, mojoDescriptor.isAggregator() );

        for ( MavenProject forkedProject : forkedProjects )
        {
            if ( forkedProject != project )
            {
                lifecyclePluginResolver.resolveMissingPluginVersions( forkedProject, session );
            }

            List<MojoExecution> forkedExecutions;

            if ( StringUtils.isNotEmpty( mojoDescriptor.getExecutePhase() ) )
            {
                forkedExecutions =
                    calculateForkedLifecycle( mojoExecution, session, forkedProject, alreadyForkedExecutions );
            }
            else
            {
                forkedExecutions = calculateForkedGoal( mojoExecution, session, forkedProject,
                                                        alreadyForkedExecutions );
            }

            mojoExecution.setForkedExecutions( BuilderCommon.getKey( forkedProject ), forkedExecutions );
        }

        alreadyForkedExecutions.remove( mojoDescriptor );
    }

    private List<MojoExecution> calculateForkedLifecycle( MojoExecution mojoExecution, MavenSession session,
                                                          MavenProject project,
                                                          Collection<MojoDescriptor> alreadyForkedExecutions )
        throws MojoNotFoundException, PluginNotFoundException, PluginResolutionException,
        PluginDescriptorParsingException, NoPluginFoundForPrefixException, InvalidPluginDescriptorException,
        LifecyclePhaseNotFoundException, LifecycleNotFoundException, PluginVersionResolutionException
    {
        MojoDescriptor mojoDescriptor = mojoExecution.getMojoDescriptor();

        String forkedPhase = mojoDescriptor.getExecutePhase();

        Map<String, List<MojoExecution>> lifecycleMappings = calculateLifecycleMappings( session, project,
                                                                                         forkedPhase );

        for ( List<MojoExecution> forkedExecutions : lifecycleMappings.values() )
        {
            for ( MojoExecution forkedExecution : forkedExecutions )
            {
                if ( forkedExecution.getMojoDescriptor() == null )
                {
                    MojoDescriptor forkedMojoDescriptor =
                        pluginManager.getMojoDescriptor( forkedExecution.getPlugin(), forkedExecution.getGoal(),
                                                         project.getRemotePluginRepositories(),
                                                         session.getRepositorySession() );

                    forkedExecution.setMojoDescriptor( forkedMojoDescriptor );
                }

                mojoExecutionConfigurator( forkedExecution ).configure( project, forkedExecution, false );
            }
        }

        injectLifecycleOverlay( lifecycleMappings, mojoExecution, session, project );

        List<MojoExecution> mojoExecutions = new ArrayList<>();

        for ( List<MojoExecution> forkedExecutions : lifecycleMappings.values() )
        {
            for ( MojoExecution forkedExecution : forkedExecutions )
            {
                if ( !alreadyForkedExecutions.contains( forkedExecution.getMojoDescriptor() ) )
                {
                    finalizeMojoConfiguration( forkedExecution );

                    calculateForkedExecutions( forkedExecution, session, project, alreadyForkedExecutions );

                    mojoExecutions.add( forkedExecution );
                }
            }
        }

        return mojoExecutions;
    }

    private void injectLifecycleOverlay( Map<String, List<MojoExecution>> lifecycleMappings,
                                         MojoExecution mojoExecution, MavenSession session, MavenProject project )
        throws PluginDescriptorParsingException, LifecycleNotFoundException, MojoNotFoundException,
        PluginNotFoundException, PluginResolutionException, NoPluginFoundForPrefixException,
        InvalidPluginDescriptorException, PluginVersionResolutionException
    {
        MojoDescriptor mojoDescriptor = mojoExecution.getMojoDescriptor();

        PluginDescriptor pluginDescriptor = mojoDescriptor.getPluginDescriptor();

        String forkedLifecycle = mojoDescriptor.getExecuteLifecycle();

        if ( StringUtils.isEmpty( forkedLifecycle ) )
        {
            return;
        }

        org.apache.maven.plugin.lifecycle.Lifecycle lifecycleOverlay;

        try
        {
            lifecycleOverlay = pluginDescriptor.getLifecycleMapping( forkedLifecycle );
        }
        catch ( IOException | XmlPullParserException e )
        {
            throw new PluginDescriptorParsingException( pluginDescriptor.getPlugin(), pluginDescriptor.getSource(), e );
        }

        if ( lifecycleOverlay == null )
        {
            throw new LifecycleNotFoundException( forkedLifecycle );
        }

        for ( Phase phase : lifecycleOverlay.getPhases() )
        {
            List<MojoExecution> forkedExecutions = lifecycleMappings.get( phase.getId() );

            if ( forkedExecutions != null )
            {
                for ( Execution execution : phase.getExecutions() )
                {
                    for ( String goal : execution.getGoals() )
                    {
                        MojoDescriptor forkedMojoDescriptor;

                        if ( goal.indexOf( ':' ) < 0 )
                        {
                            forkedMojoDescriptor = pluginDescriptor.getMojo( goal );
                            if ( forkedMojoDescriptor == null )
                            {
                                throw new MojoNotFoundException( goal, pluginDescriptor );
                            }
                        }
                        else
                        {
                            forkedMojoDescriptor = mojoDescriptorCreator.getMojoDescriptor( goal, session, project );
                        }

                        MojoExecution forkedExecution =
                            new MojoExecution( forkedMojoDescriptor, mojoExecution.getExecutionId() );

                        Xpp3Dom forkedConfiguration = (Xpp3Dom) execution.getConfiguration();

                        forkedExecution.setConfiguration( forkedConfiguration );

                        mojoExecutionConfigurator( forkedExecution ).configure( project, forkedExecution, true );

                        forkedExecutions.add( forkedExecution );
                    }
                }

                Xpp3Dom phaseConfiguration = (Xpp3Dom) phase.getConfiguration();

                if ( phaseConfiguration != null )
                {
                    for ( MojoExecution forkedExecution : forkedExecutions )
                    {
                        Xpp3Dom forkedConfiguration = forkedExecution.getConfiguration();

                        forkedConfiguration = Xpp3Dom.mergeXpp3Dom( phaseConfiguration, forkedConfiguration );

                        forkedExecution.setConfiguration( forkedConfiguration );
                    }
                }
            }
        }
    }

    // org.apache.maven.plugins:maven-remote-resources-plugin:1.0:process
    // TODO take repo mans into account as one may be aggregating prefixes of many
    // TODO collect at the root of the repository, read the one at the root, and fetch remote if something is missing
    // or the user forces the issue

    private List<MojoExecution> calculateForkedGoal( MojoExecution mojoExecution, MavenSession session,
                                                     MavenProject project,
                                                     Collection<MojoDescriptor> alreadyForkedExecutions )
        throws MojoNotFoundException, PluginNotFoundException, PluginResolutionException,
        PluginDescriptorParsingException, NoPluginFoundForPrefixException, InvalidPluginDescriptorException,
        LifecyclePhaseNotFoundException, LifecycleNotFoundException, PluginVersionResolutionException
    {
        MojoDescriptor mojoDescriptor = mojoExecution.getMojoDescriptor();

        PluginDescriptor pluginDescriptor = mojoDescriptor.getPluginDescriptor();

        String forkedGoal = mojoDescriptor.getExecuteGoal();

        MojoDescriptor forkedMojoDescriptor = pluginDescriptor.getMojo( forkedGoal );
        if ( forkedMojoDescriptor == null )
        {
            throw new MojoNotFoundException( forkedGoal, pluginDescriptor );
        }

        if ( alreadyForkedExecutions.contains( forkedMojoDescriptor ) )
        {
            return Collections.emptyList();
        }

        MojoExecution forkedExecution = new MojoExecution( forkedMojoDescriptor, forkedGoal );

        mojoExecutionConfigurator( forkedExecution ).configure( project, forkedExecution, true );

        finalizeMojoConfiguration( forkedExecution );

        calculateForkedExecutions( forkedExecution, session, project, alreadyForkedExecutions );

        return Collections.singletonList( forkedExecution );
    }

    private MojoExecutionConfigurator mojoExecutionConfigurator( MojoExecution mojoExecution )
    {
        String configuratorId = mojoExecution.getMojoDescriptor().getComponentConfigurator();
        if ( configuratorId == null )
        {
            configuratorId = "default";
        }

        MojoExecutionConfigurator mojoExecutionConfigurator = mojoExecutionConfigurators.get( configuratorId );

        if ( mojoExecutionConfigurator == null )
        {
            //
            // The plugin has a custom component configurator but does not have a custom mojo execution configurator
            // so fall back to the default mojo execution configurator.
            //
            mojoExecutionConfigurator = mojoExecutionConfigurators.get( "default" );
        }
        return mojoExecutionConfigurator;
    }
}

org/apache/maven/lifecycle/internal/DefaultLifecycleExecutionPlanCalculator.java

 

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