org.gradle.api.tasks.bundling.War Java Examples

private void configureAbstractJettyTask(final Project project, final JettyPluginConvention jettyConvention, AbstractJettyRunTask jettyTask) {
    jettyTask.setDaemon(false);
    jettyTask.setReload(RELOAD_AUTOMATIC);
    jettyTask.setScanIntervalSeconds(0);
    jettyTask.getConventionMapping().map("contextPath", new Callable<Object>() {
        public Object call() throws Exception {
            return ((War) project.getTasks().getByName(WarPlugin.WAR_TASK_NAME)).getBaseName();
        }
    });
    jettyTask.getConventionMapping().map("httpPort", new Callable<Object>() {
        public Object call() throws Exception {
            return jettyConvention.getHttpPort();
        }
    });
    jettyTask.getConventionMapping().map("stopPort", new Callable<Object>() {
        public Object call() throws Exception {
            return jettyConvention.getStopPort();
        }
    });
    jettyTask.getConventionMapping().map("stopKey", new Callable<Object>() {
        public Object call() throws Exception {
            return jettyConvention.getStopKey();
        }
    });
}
 

private void configureOverlay(WarOverlay overlay, Project otherProject) {
    project.evaluationDependsOn(otherProject.getPath());

    War otherWar = (War) otherProject.getTasks().getByName(WAR_TASK_NAME);

    configureOverlay(overlay, otherWar);

    if (overlay.isEnableCompilation()) {
        project.getDependencies().add(getClasspathConfigurationName(overlay), otherProject);

        otherProject.getPlugins().withType(WarOverlayPlugin.class, otherWarOverlayPlugin -> {
            Map<String, String> map = new HashMap<>();
            map.put("path", otherProject.getPath());
            map.put("configuration", otherWarOverlayPlugin.getClasspathConfigurationName(otherWar));

            project.getDependencies().add(
                    getClasspathConfigurationName(overlay),
                    project.getDependencies().project(map)
            );
        });
    }
}
 

@Test
public void testDefaultConfiguration() throws IOException {
  Project p = new TestProject(testProjectDir.getRoot()).applyAppYamlWarProjectBuilder();

  AppEngineAppYamlExtension ext = p.getExtensions().getByType(AppEngineAppYamlExtension.class);
  DeployExtension deployExt = ext.getDeploy();
  StageAppYamlExtension stageExt = ext.getStage();

  assertEquals(new File(p.getBuildDir(), "staged-app"), stageExt.getStagingDirectory());
  assertEquals(
      testProjectDir.getRoot().toPath().toRealPath().resolve("src/main/appengine"),
      stageExt.getAppEngineDirectory().toPath());
  assertEquals(
      testProjectDir.getRoot().toPath().toRealPath().resolve("src/main/appengine"),
      deployExt.getAppEngineDirectory().toPath());
  assertEquals((((War) p.getProperties().get("war")).getArchivePath()), stageExt.getArtifact());
  assertFalse(new File(testProjectDir.getRoot(), "src/main/docker").exists());

  assertEquals("test-project", deployExt.getProjectId());
  assertEquals("test-version", deployExt.getVersion());
}
 

private void createSourceContextTask() {
  project
      .getTasks()
      .create(
          "_createSourceContext",
          GenRepoInfoFileTask.class,
          genRepoInfoFile -> {
            genRepoInfoFile.setDescription("_internal");

            project.afterEvaluate(
                project -> {
                  genRepoInfoFile.setConfiguration(extension);
                  genRepoInfoFile.setGcloud(cloudSdkOperations.getGcloud());
                });
          });
  configureArchiveTask(project.getTasks().withType(War.class).findByName("war"));
  configureArchiveTask(project.getTasks().withType(Jar.class).findByName("jar"));
}
 

private void createExplodedWarTask() {
  project
      .getTasks()
      .create(
          EXPLODE_WAR_TASK_NAME,
          ExplodeWarTask.class,
          explodeWar -> {
            explodeWar.setExplodedAppDirectory(explodedWarDir);
            explodeWar.dependsOn(WarPlugin.WAR_TASK_NAME);
            explodeWar.setGroup(APP_ENGINE_STANDARD_TASK_GROUP);
            explodeWar.setDescription("Explode a war into a directory");

            project.afterEvaluate(
                project ->
                    explodeWar.setWarFile(
                        ((War) project.getTasks().getByPath(WarPlugin.WAR_TASK_NAME))
                            .getArchivePath()));
          });
  project.getTasks().getByName(BasePlugin.ASSEMBLE_TASK_NAME).dependsOn(EXPLODE_WAR_TASK_NAME);
}
 

@Override
public void apply(Project project) {

    project.getPlugins().apply(JSassWebjarsPlugin.class);
    project.getPlugins().apply(WarPlugin.class);

    TaskProvider<SassCompile> sassCompileTaskProvider = project.getTasks().register("compileWebappSass", SassCompile.class, compileWebappSass -> {
        compileWebappSass.setGroup(BasePlugin.BUILD_GROUP);
        compileWebappSass.setDescription("Compile sass and scss files for the webapp");

        WarPluginConvention warPluginConvention = project.getConvention().getPlugin(WarPluginConvention.class);
        compileWebappSass.source(warPluginConvention.getWebAppDir());

        compileWebappSass.getDestinationDir().set(new File(project.getBuildDir(), "jsass/webapp"));
    });

    project.getTasks().named(WarPlugin.WAR_TASK_NAME, War.class)
            .configure(war -> war.from(sassCompileTaskProvider));
}
 

@Override
public void apply(Project project) {
    project.getPlugins().apply(WarPlugin.class);

    WarAttachClassesConvention attachClassesConvention = new WarAttachClassesConvention();

    project.getTasks().named(WarPlugin.WAR_TASK_NAME, War.class, war ->
            war.getConvention().getPlugins().put("attachClasses", attachClassesConvention)
    );

    project.afterEvaluate(p -> {
        if (attachClassesConvention.isAttachClasses()) {
            TaskProvider<Jar> jar = project.getTasks().named(JavaPlugin.JAR_TASK_NAME, Jar.class, j ->
                    j.getArchiveClassifier().convention(attachClassesConvention.getClassesClassifier())
            );

            project.getArtifacts().add(Dependency.ARCHIVES_CONFIGURATION, jar);
        }
    });
}
 

@Override
public void apply(Project project) {
    project.getPlugins().apply(WarPlugin.class);

    WarAttachClassesConvention attachClassesConvention = new WarAttachClassesConvention();

    project.getTasks().named(WarPlugin.WAR_TASK_NAME, War.class, war ->
            war.getConvention().getPlugins().put("attachClasses", attachClassesConvention)
    );

    project.afterEvaluate(p -> {
        if (attachClassesConvention.isAttachClasses()) {
            TaskProvider<Jar> jar = project.getTasks().named(JavaPlugin.JAR_TASK_NAME, Jar.class, j ->
                    j.getArchiveClassifier().convention(attachClassesConvention.getClassesClassifier())
            );

            project.getArtifacts().add(Dependency.ARCHIVES_CONFIGURATION, jar);
        }
    });
}
 

@Override
public void apply(Project project) {

    project.getPlugins().apply(JSassWebjarsPlugin.class);
    project.getPlugins().apply(WarPlugin.class);

    TaskProvider<SassCompile> sassCompileTaskProvider = project.getTasks().register("compileWebappSass", SassCompile.class, compileWebappSass -> {
        compileWebappSass.setGroup(BasePlugin.BUILD_GROUP);
        compileWebappSass.setDescription("Compile sass and scss files for the webapp");

        WarPluginConvention warPluginConvention = project.getConvention().getPlugin(WarPluginConvention.class);
        compileWebappSass.source(warPluginConvention.getWebAppDir());

        compileWebappSass.getDestinationDir().set(new File(project.getBuildDir(), "jsass/webapp"));
    });

    project.getTasks().named(WarPlugin.WAR_TASK_NAME, War.class)
            .configure(war -> war.from(sassCompileTaskProvider));
}
 

private void createCompileTask(final Project project) {
	project.getTasks().create(GwtCompileTask.NAME, GwtCompileTask.class);
	final PutnamiExtension extension = project.getExtensions().getByType(PutnamiExtension.class);
	final War warTask = project.getTasks().withType(War.class).getByName("war");
	warTask.dependsOn(GwtCompileTask.NAME);
	project.getTasks().withType(GwtCompileTask.class, new Action<GwtCompileTask>() {
		@Override
		public void execute(final GwtCompileTask task) {
			task.configure(project, extension);
			warTask.from(extension.getCompile().getWar());
		}
	});

	ConfigurationContainer configurationContainer = project.getConfigurations();
	//		Configuration gwtConfig = configurationContainer.getByName(PwtLibPlugin.CONF_GWT_SDM);
	//		FileCollection warClasspath = warTask.getClasspath().minus(gwtConfig);
	//		warTask.setClasspath(warClasspath);
}
 

private void configureOverlay(WarOverlay overlay, Project otherProject) {
    project.evaluationDependsOn(otherProject.getPath());

    War otherWar = (War) otherProject.getTasks().getByName(WAR_TASK_NAME);

    configureOverlay(overlay, otherWar);

    if (overlay.isEnableCompilation()) {
        project.getDependencies().add(getClasspathConfigurationName(overlay), otherProject);

        otherProject.getPlugins().withType(WarOverlayPlugin.class, otherWarOverlayPlugin -> {
            Map<String, String> map = new HashMap<>();
            map.put("path", otherProject.getPath());
            map.put("configuration", otherWarOverlayPlugin.getClasspathConfigurationName(otherWar));

            project.getDependencies().add(
                    getClasspathConfigurationName(overlay),
                    project.getDependencies().project(map)
            );
        });
    }
}
 

private void configureAbstractJettyTask(final Project project, final JettyPluginConvention jettyConvention, AbstractJettyRunTask jettyTask) {
    jettyTask.setDaemon(false);
    jettyTask.setReload(RELOAD_AUTOMATIC);
    jettyTask.setScanIntervalSeconds(0);
    jettyTask.getConventionMapping().map("contextPath", new Callable<Object>() {
        public Object call() throws Exception {
            return ((War) project.getTasks().getByName(WarPlugin.WAR_TASK_NAME)).getBaseName();
        }
    });
    jettyTask.getConventionMapping().map("httpPort", new Callable<Object>() {
        public Object call() throws Exception {
            return jettyConvention.getHttpPort();
        }
    });
    jettyTask.getConventionMapping().map("stopPort", new Callable<Object>() {
        public Object call() throws Exception {
            return jettyConvention.getStopPort();
        }
    });
    jettyTask.getConventionMapping().map("stopKey", new Callable<Object>() {
        public Object call() throws Exception {
            return jettyConvention.getStopKey();
        }
    });
}
 

private void configureAbstractJettyTask(final Project project, final JettyPluginConvention jettyConvention, AbstractJettyRunTask jettyTask) {
    jettyTask.setDaemon(false);
    jettyTask.setReload(RELOAD_AUTOMATIC);
    jettyTask.setScanIntervalSeconds(0);
    jettyTask.getConventionMapping().map("contextPath", new Callable<Object>() {
        public Object call() throws Exception {
            return ((War) project.getTasks().getByName(WarPlugin.WAR_TASK_NAME)).getBaseName();
        }
    });
    jettyTask.getConventionMapping().map("httpPort", new Callable<Object>() {
        public Object call() throws Exception {
            return jettyConvention.getHttpPort();
        }
    });
    jettyTask.getConventionMapping().map("stopPort", new Callable<Object>() {
        public Object call() throws Exception {
            return jettyConvention.getStopPort();
        }
    });
    jettyTask.getConventionMapping().map("stopKey", new Callable<Object>() {
        public Object call() throws Exception {
            return jettyConvention.getStopKey();
        }
    });
}
 

private void configureAbstractJettyTask(final Project project, final JettyPluginConvention jettyConvention, AbstractJettyRunTask jettyTask) {
    jettyTask.setDaemon(false);
    jettyTask.setReload(RELOAD_AUTOMATIC);
    jettyTask.setScanIntervalSeconds(0);
    jettyTask.getConventionMapping().map("contextPath", new Callable<Object>() {
        public Object call() throws Exception {
            return ((War) project.getTasks().getByName(WarPlugin.WAR_TASK_NAME)).getBaseName();
        }
    });
    jettyTask.getConventionMapping().map("httpPort", new Callable<Object>() {
        public Object call() throws Exception {
            return jettyConvention.getHttpPort();
        }
    });
    jettyTask.getConventionMapping().map("stopPort", new Callable<Object>() {
        public Object call() throws Exception {
            return jettyConvention.getStopPort();
        }
    });
    jettyTask.getConventionMapping().map("stopKey", new Callable<Object>() {
        public Object call() throws Exception {
            return jettyConvention.getStopKey();
        }
    });
}
 

@Test
public void testProperties() {
    project.getPlugins().apply(WarPlugin.class);
    project.getPlugins().apply(WarAttachClassesPlugin.class);

    War warTask = (War) project.getTasks().getByName(WarPlugin.WAR_TASK_NAME);

    assertThat(warTask.hasProperty("attachClasses")).isTrue();
    assertThat(warTask.property("attachClasses")).isInstanceOf(Boolean.class);

    assertThat(warTask.hasProperty("classesClassifier")).isTrue();
    assertThat(warTask.property("classesClassifier")).isInstanceOf(String.class);
}
 

@Test
public void testArchiveClassesProperty() {
    project.getPlugins().apply(WarPlugin.class);
    project.getPlugins().apply(WarArchiveClassesPlugin.class);

    War warTask = (War) project.getTasks().getByName(WarPlugin.WAR_TASK_NAME);

    assertThat(warTask.hasProperty("archiveClasses")).isTrue();
    assertThat(warTask.property("archiveClasses")).isInstanceOf(Boolean.class);
}
 

@TaskAction
public void exec() throws Exception {
	War warTask = (War) getProject().getTasks().getByName("war");
	jettyConf = new File(getProject().getBuildDir(), "putnami/conf/jetty-run-conf.xml");
	Map<String, String> model = new ImmutableMap.Builder<String, String>()
				.put("__WAR_FILE__", warTask.getArchivePath().getAbsolutePath())
				.build();
	ResourceUtils.copy("/stub.jetty-conf.xml", jettyConf, model);
	JavaAction jetty = execJetty();
	jetty.join();
}
 

public void apply(final Project project) {
    project.getPlugins().apply(JavaPlugin.class);
    final WarPluginConvention pluginConvention = new WarPluginConvention(project);
    project.getConvention().getPlugins().put("war", pluginConvention);

    project.getTasks().withType(War.class, new Action<War>() {
        public void execute(War task) {
            task.from(new Callable() {
                public Object call() throws Exception {
                    return pluginConvention.getWebAppDir();
                }
            });
            task.dependsOn(new Callable() {
                public Object call() throws Exception {
                    return project.getConvention().getPlugin(JavaPluginConvention.class).getSourceSets().getByName(
                            SourceSet.MAIN_SOURCE_SET_NAME).getRuntimeClasspath();
                }
            });
            task.classpath(new Object[] {new Callable() {
                public Object call() throws Exception {
                    FileCollection runtimeClasspath = project.getConvention().getPlugin(JavaPluginConvention.class)
                            .getSourceSets().getByName(SourceSet.MAIN_SOURCE_SET_NAME).getRuntimeClasspath();
                    Configuration providedRuntime = project.getConfigurations().getByName(
                            PROVIDED_RUNTIME_CONFIGURATION_NAME);
                    return runtimeClasspath.minus(providedRuntime);
                }
            }});
        }
    });
    
    War war = project.getTasks().create(WAR_TASK_NAME, War.class);
    war.setDescription("Generates a war archive with all the compiled classes, the web-app content and the libraries.");
    war.setGroup(BasePlugin.BUILD_GROUP);
    ArchivePublishArtifact warArtifact = new ArchivePublishArtifact(war);
    project.getExtensions().getByType(DefaultArtifactPublicationSet.class).addCandidate(warArtifact);
    configureConfigurations(project.getConfigurations());
    configureComponent(project, warArtifact);
}
 

@Override
public void apply(Project project) {

    project.getTasks().withType(War.class, war -> {

        WarArchiveClassesConvention archiveClassesConvention = new WarArchiveClassesConvention();

        war.getConvention().getPlugins().put("archiveClasses", archiveClassesConvention);

        Jar warClassesJar = project.getTasks().create(war.getName() + "ClassesJar", Jar.class);
        warClassesJar.getArchiveBaseName().convention(war.getArchiveBaseName());
        warClassesJar.getArchiveAppendix().convention(war.getArchiveAppendix());
        warClassesJar.getArchiveVersion().convention(war.getArchiveVersion());
        warClassesJar.getArchiveClassifier().convention(war.getArchiveClassifier());

        project.afterEvaluate(p -> {

            warClassesJar.setEnabled(archiveClassesConvention.isArchiveClasses());

            if (archiveClassesConvention.isArchiveClasses()) {
                FileCollection warClasspath = war.getClasspath();

                warClassesJar.from(warClasspath != null ? warClasspath.filter(File::isDirectory) : Collections.emptyList());

                war.setClasspath(warClasspath == null ? null : warClasspath.filter(File::isFile).plus(project.files(warClassesJar)));
            }
        });
    });
}
 

public WarOverlay(String name, War warTask) {
    this.name = name;
    this.warTask = warTask;
    this.warCopySpec = warTask.getRootSpec().addChild();

    warCopySpec.setDuplicatesStrategy(DuplicatesStrategy.EXCLUDE);
    exclude("META-INF/maven/**");
    exclude("META-INF/MANIFEST.MF");
}
 

public void apply(final Project project) {
    project.getPlugins().apply(JavaPlugin.class);
    final WarPluginConvention pluginConvention = new WarPluginConvention(project);
    project.getConvention().getPlugins().put("war", pluginConvention);

    project.getTasks().withType(War.class, new Action<War>() {
        public void execute(War task) {
            task.from(new Callable() {
                public Object call() throws Exception {
                    return pluginConvention.getWebAppDir();
                }
            });
            task.dependsOn(new Callable() {
                public Object call() throws Exception {
                    return project.getConvention().getPlugin(JavaPluginConvention.class).getSourceSets().getByName(
                            SourceSet.MAIN_SOURCE_SET_NAME).getRuntimeClasspath();
                }
            });
            task.classpath(new Object[] {new Callable() {
                public Object call() throws Exception {
                    FileCollection runtimeClasspath = project.getConvention().getPlugin(JavaPluginConvention.class)
                            .getSourceSets().getByName(SourceSet.MAIN_SOURCE_SET_NAME).getRuntimeClasspath();
                    Configuration providedRuntime = project.getConfigurations().getByName(
                            PROVIDED_RUNTIME_CONFIGURATION_NAME);
                    return runtimeClasspath.minus(providedRuntime);
                }
            }});
        }
    });
    
    War war = project.getTasks().create(WAR_TASK_NAME, War.class);
    war.setDescription("Generates a war archive with all the compiled classes, the web-app content and the libraries.");
    war.setGroup(BasePlugin.BUILD_GROUP);
    ArchivePublishArtifact warArtifact = new ArchivePublishArtifact(war);
    project.getExtensions().getByType(DefaultArtifactPublicationSet.class).addCandidate(warArtifact);
    configureConfigurations(project.getConfigurations());
    configureComponent(project, warArtifact);
}
 

private void configureOverlay(WarOverlay overlay, Callable<FileTree> warTree) {
    War warTask = overlay.getWarTask();

    String capitalizedWarTaskName = StringGroovyMethods.capitalize((CharSequence) warTask.getName());
    String capitalizedOverlayName = StringGroovyMethods.capitalize((CharSequence) overlay.getName());

    File destinationDir = new File(project.getBuildDir(), String.format("overlays/%s/%s", warTask.getName(), overlay.getName()));
    Action<CopySpec> extractOverlay = copySpec -> {
        copySpec.into(destinationDir);
        copySpec.from(warTree);
    };

    Sync extractOverlayTask = project.getTasks().create(String.format("extract%s%sOverlay", capitalizedOverlayName, capitalizedWarTaskName), Sync.class, extractOverlay);

    overlay.getWarCopySpec().from(extractOverlayTask);

    if (overlay.isEnableCompilation()) {

        if (!destinationDir.exists() || isEmpty(destinationDir)) {
            project.sync(extractOverlay);
        }

        project.getTasks().getByName(CLEAN_TASK_NAME).finalizedBy(extractOverlayTask);

        ConfigurableFileCollection classes = project.files(new File(destinationDir, "WEB-INF/classes"))
                .builtBy(extractOverlayTask);

        project.getDependencies().add(getClasspathConfigurationName(overlay), classes);

        FileTree libs = project.files(extractOverlayTask).builtBy(extractOverlayTask).getAsFileTree()
                .matching(patternFilterable -> patternFilterable.include("WEB-INF/lib/**"));

        project.getDependencies().add(getClasspathConfigurationName(overlay), libs);
    }
}
 

private void configureOverlay(WarOverlay overlay, ExternalDependency dependency) {
    War warTask = overlay.getWarTask();

    dependency.setTransitive(false);

    Configuration configuration = project.getConfigurations().create(overlay.getConfigurationName());
    configuration.setDescription(String.format("Contents of the overlay '%s' for the task '%s'.", overlay.getName(), warTask.getName()));
    configuration.getDependencies().add(dependency);

    configureOverlay(overlay, () -> project.zipTree(configuration.getSingleFile()));
}
 

@Override
public void apply(Project project) {
    this.project = project;
    project.getPluginManager().apply(WarPlugin.class);

    project.getTasks().withType(War.class, warTask -> {
        NamedDomainObjectContainer<WarOverlay> warOverlays = project.container(WarOverlay.class, name -> new WarOverlay(name, warTask));
        warTask.getExtensions().add("overlays", warOverlays);

        Configuration warOverlayClasspath = project.getConfigurations().create(warTask.getName() + "OverlayClasspath");
        warTask.getExtensions().add("overlayClasspath", warOverlayClasspath);

        if (warTask.getName().equals(WarPlugin.WAR_TASK_NAME)) {
            project.getConfigurations().getByName(COMPILE_CLASSPATH_CONFIGURATION_NAME).extendsFrom(warOverlayClasspath);
            project.getConfigurations().getByName(TEST_IMPLEMENTATION_CONFIGURATION_NAME).extendsFrom(warOverlayClasspath);
        }

        project.afterEvaluate(p -> warOverlays.all(overlay -> {

            if (overlay.isEnabled()) {
                configureOverlay(overlay);
            } else {
                Collection<CopySpecInternal> children = (Collection<CopySpecInternal>) overlay.getWarTask().getRootSpec().getChildren();
                children.remove(overlay.getWarCopySpec());
            }

        }));
    });

}
 

@Test
public void testProperties() {
    project.getPlugins().apply(WarPlugin.class);
    project.getPlugins().apply(WarAttachClassesPlugin.class);

    War warTask = (War) project.getTasks().getByName(WarPlugin.WAR_TASK_NAME);

    assertThat(warTask.hasProperty("attachClasses")).isTrue();
    assertThat(warTask.property("attachClasses")).isInstanceOf(Boolean.class);

    assertThat(warTask.hasProperty("classesClassifier")).isTrue();
    assertThat(warTask.property("classesClassifier")).isInstanceOf(String.class);
}
 

@Test
public void testArchiveClassesProperty() {
    project.getPlugins().apply(WarPlugin.class);
    project.getPlugins().apply(WarArchiveClassesPlugin.class);

    War warTask = (War) project.getTasks().getByName(WarPlugin.WAR_TASK_NAME);

    assertThat(warTask.hasProperty("archiveClasses")).isTrue();
    assertThat(warTask.property("archiveClasses")).isInstanceOf(Boolean.class);
}
 

@Override
public void apply(Project project) {

    project.getTasks().withType(War.class, war -> {

        WarArchiveClassesConvention archiveClassesConvention = new WarArchiveClassesConvention();

        war.getConvention().getPlugins().put("archiveClasses", archiveClassesConvention);

        Jar warClassesJar = project.getTasks().create(war.getName() + "ClassesJar", Jar.class);
        warClassesJar.getArchiveBaseName().convention(war.getArchiveBaseName());
        warClassesJar.getArchiveAppendix().convention(war.getArchiveAppendix());
        warClassesJar.getArchiveVersion().convention(war.getArchiveVersion());
        warClassesJar.getArchiveClassifier().convention(war.getArchiveClassifier());

        project.afterEvaluate(p -> {

            warClassesJar.setEnabled(archiveClassesConvention.isArchiveClasses());

            if (archiveClassesConvention.isArchiveClasses()) {
                FileCollection warClasspath = war.getClasspath();

                warClassesJar.from(warClasspath != null ? warClasspath.filter(File::isDirectory) : Collections.emptyList());

                war.setClasspath(warClasspath == null ? null : warClasspath.filter(File::isFile).plus(project.files(warClassesJar)));
            }
        });
    });
}
 

public WarOverlay(String name, War warTask) {
    this.name = name;
    this.warTask = warTask;
    this.warCopySpec = warTask.getRootSpec().addChild();

    warCopySpec.setDuplicatesStrategy(DuplicatesStrategy.EXCLUDE);
    exclude("META-INF/maven/**");
    exclude("META-INF/MANIFEST.MF");
}
 

private void configureOverlay(WarOverlay overlay, Callable<FileTree> warTree) {
    War warTask = overlay.getWarTask();

    String capitalizedWarTaskName = StringGroovyMethods.capitalize((CharSequence) warTask.getName());
    String capitalizedOverlayName = StringGroovyMethods.capitalize((CharSequence) overlay.getName());

    File destinationDir = new File(project.getBuildDir(), String.format("overlays/%s/%s", warTask.getName(), overlay.getName()));
    Action<CopySpec> extractOverlay = copySpec -> {
        copySpec.into(destinationDir);
        copySpec.from(warTree);
    };

    Sync extractOverlayTask = project.getTasks().create(String.format("extract%s%sOverlay", capitalizedOverlayName, capitalizedWarTaskName), Sync.class, extractOverlay);

    overlay.getWarCopySpec().from(extractOverlayTask);

    if (overlay.isEnableCompilation()) {

        if (!destinationDir.exists() || isEmpty(destinationDir)) {
            project.sync(extractOverlay);
        }

        project.getTasks().getByName(CLEAN_TASK_NAME).finalizedBy(extractOverlayTask);

        ConfigurableFileCollection classes = project.files(new File(destinationDir, "WEB-INF/classes"))
                .builtBy(extractOverlayTask);

        project.getDependencies().add(getClasspathConfigurationName(overlay), classes);

        FileTree libs = project.files(extractOverlayTask).builtBy(extractOverlayTask).getAsFileTree()
                .matching(patternFilterable -> patternFilterable.include("WEB-INF/lib/**"));

        project.getDependencies().add(getClasspathConfigurationName(overlay), libs);
    }
}
 

private void configureOverlay(WarOverlay overlay, ExternalDependency dependency) {
    War warTask = overlay.getWarTask();

    dependency.setTransitive(false);

    Configuration configuration = project.getConfigurations().create(overlay.getConfigurationName());
    configuration.setDescription(String.format("Contents of the overlay '%s' for the task '%s'.", overlay.getName(), warTask.getName()));
    configuration.getDependencies().add(dependency);

    configureOverlay(overlay, () -> project.zipTree(configuration.getSingleFile()));
}