// TODO But for some reason the whole plexus appcontext refuses to start when I try this.

    @Override
    public Set<Plugin> getPluginsBoundByDefaultToAllLifecycles(String packaging) {
        return lifeCyclePluginAnalyzer.getPluginsBoundByDefaultToAllLifecycles(packaging);
    }

    // USED BY MAVEN HELP PLUGIN

    @Deprecated
    public Map<String, Lifecycle> getPhaseToLifecycleMap() {

 */
package org.apache.maven.lifecycle;

import java.util.Set;

import org.apache.maven.model.Plugin;

/**
 * @since 3.0
 */
public interface LifeCyclePluginAnalyzer {
    Set<Plugin> getPluginsBoundByDefaultToAllLifecycles(String packaging);

        return new MavenExecutionPlan(null, null);
    }

    @Override
    public void execute(MavenSession session) {}

    @Override
    public Set<Plugin> getPluginsBoundByDefaultToAllLifecycles(String packaging) {
        Set<Plugin> plugins;

        // NOTE: The upper-case packaging name is intentional, that's a special hinting mode used for certain tests
        if ("JAR".equals(packaging)) {

import org.apache.maven.model.PluginExecution;

/**
 */
public class EmptyLifecyclePluginAnalyzer implements LifeCyclePluginAnalyzer {
    @Override
    public Set<Plugin> getPluginsBoundByDefaultToAllLifecycles(String packaging) {
        Set<Plugin> plugins;

        // NOTE: The upper-case packaging name is intentional, that's a special hinting mode used for certain tests
        if ("JAR".equals(packaging)) {

    //

    /**
     * @return The plugins bound to the lifecycles of the specified packaging or {@code null} if the packaging is
     *         unknown.
     */
    Set<Plugin> getPluginsBoundByDefaultToAllLifecycles(String packaging);

    MavenExecutionPlan calculateExecutionPlan(MavenSession session, String... tasks)
            throws PluginNotFoundException, PluginResolutionException, PluginDescriptorParsingException,

import org.apache.maven.model.PluginExecution;

/**
 */
public class LifeCyclePluginAnalyzerStub implements LifeCyclePluginAnalyzer {
    @Override
    public Set<Plugin> getPluginsBoundByDefaultToAllLifecycles(String packaging) {
        Set<Plugin> plugins;

        // NOTE: The upper-case packaging name is intentional, that's a special hinting mode used for certain tests
        if ("JAR".equals(packaging)) {

    // fully populated Plugin objects, including executions with goals and default configuration taken
    // from the plugin.xml inside a plugin.

    @Override
    public Set<Plugin> getPluginsBoundByDefaultToAllLifecycles(String packaging) {
        if (logger.isDebugEnabled()) {
            logger.debug("Looking up lifecycle mappings for packaging " + packaging + " from "

        return new MavenExecutionPlan(null, new DefaultLifecycles());
    }

    @Override
    public void execute(MavenSession session) {}

    @Override
    public Set<Plugin> getPluginsBoundByDefaultToAllLifecycles(String packaging) {
        Set<Plugin> plugins;

        // NOTE: The upper-case packaging name is intentional, that's a special hinting mode used for certain tests
        if ("JAR".equals(packaging)) {

        String packaging = model.getPackaging();

        Collection<Plugin> defaultPlugins = lifecycle.getPluginsBoundByDefaultToAllLifecycles(packaging);

        if (defaultPlugins == null) {
            problems.add(new ModelProblemCollectorRequest(Severity.ERROR, Version.BASE)
                    .setMessage("Unknown packaging: " + packaging)