}

    @Override
    public void configure(MavenProject project, MojoExecution mojoExecution, boolean allowPluginLevelConfig) {
        String g = mojoExecution.getPlugin().getGroupId();

        String a = mojoExecution.getPlugin().getArtifactId();

        Plugin plugin = findPlugin(g, a, project.getBuildPlugins());

        if (plugin == null && project.getPluginManagement() != null) {

                ++i
            }
            plugins.withId("$UNQUALIFIED_JAVA") {
                ++i
            }
            assert i == 2

            assert plugins.getPlugin("$QUALIFIED_JAVA")
            assert plugins.getPlugin("$UNQUALIFIED_JAVA")
        """

        then:
        succeeds "help"

        where:
        pluginId << [QUALIFIED_JAVA, UNQUALIFIED_JAVA]
    }

    /**
     * @since 5.1
     */
    interface InternalPluginApplicationResult {

        /**
         * Returns the identifier of this plugin.
         */
        InternalPluginIdentifier getPlugin();

        /**
         * Returns the total configuration time of this plugin.
         */
        Duration getTotalConfigurationTime();

    }

                                .collect(Collectors.joining(System.lineSeparator() + "\t"))
                        + System.lineSeparator(),
                cause);
        this.plugin = plugin;
    }

    public Plugin getPlugin() {
        return plugin;
    }

     *
     * @since 5.1
     */
    interface PluginApplicationResult {

        /**
         * Returns the identifier of this plugin.
         */
        PluginIdentifier getPlugin();

        /**
         * Returns the total configuration time of this plugin.
         */
        Duration getTotalConfigurationTime();

    }

                new PluginParameterExpressionEvaluatorV4(session, null, exec).evaluate("${mojo.plugin.descriptor}");

        System.out.println("Result: " + result);

        assertSame(
                exec.getPlugin().getDescriptor(),
                result,
                "${mojo.plugin.descriptor} expression does not return plugin descriptor.");
    }

    @Test

        super("A cycle was detected in the component graph of the plugin: " + plugin.getArtifactId());

        this.plugin = plugin;
    }

    public Plugin getPlugin() {
        return plugin;
    }

                plugin.getVersion(),
                "maven-plugin",
                null,
                remoteRepositories,
                null);
        this.plugin = plugin;
    }

    public Plugin getPlugin() {
        return plugin;
    }

    }

    @Override
    public PluginDependency obtain() {
        String pluginName = getParameters().getPluginName().get();
        PluginModel data = getParameters().getConfig().get().getPlugin(pluginName);
        ImmutableVersionConstraint version = data.getVersion();
        return new DefaultPluginDependency(
            data.getId(), new DefaultMutableVersionConstraint(version)
        );
    }

    private
    class SettingsScriptHost(val host: KotlinScriptHost<Settings>) : Host {
        override fun getLogger(): Logger = Logging.getLogger(Settings::class.java)
        override fun getLogging(): LoggingManager = host.target.serviceOf()
        override fun getFileOperations(): FileOperations = host.fileOperations
        override fun getProcessOperations(): ProcessOperations = host.processOperations
    }