Examples with ClassDescriptionTraversal org.jboss.as.ee.component.ClassDescriptionTraversal used on opensource projects

Example 1 with ClassDescriptionTraversal

use of org.jboss.as.ee.component.ClassDescriptionTraversal in project wildfly by wildfly.

the class ComponentInstallProcessor method deployComponent.

@SuppressWarnings({ "unchecked", "rawtypes" })
protected void deployComponent(final DeploymentPhaseContext phaseContext, final ComponentConfiguration configuration, final List<ServiceName> jndiDependencies, final ServiceName bindingDependencyService) throws DeploymentUnitProcessingException {
    final DeploymentUnit deploymentUnit = phaseContext.getDeploymentUnit();
    final ServiceTarget serviceTarget = phaseContext.getServiceTarget();
    final String applicationName = configuration.getApplicationName();
    final String moduleName = configuration.getModuleName();
    final String componentName = configuration.getComponentName();
    final EEApplicationClasses applicationClasses = deploymentUnit.getAttachment(Attachments.EE_APPLICATION_CLASSES_DESCRIPTION);
    final Module module = deploymentUnit.getAttachment(org.jboss.as.server.deployment.Attachments.MODULE);
    //create additional injectors
    final ServiceName createServiceName = configuration.getComponentDescription().getCreateServiceName();
    final ServiceName startServiceName = configuration.getComponentDescription().getStartServiceName();
    final BasicComponentCreateService createService = configuration.getComponentCreateServiceFactory().constructService(configuration);
    final ServiceBuilder<Component> createBuilder = serviceTarget.addService(createServiceName, createService);
    // inject the DU
    createBuilder.addDependency(deploymentUnit.getServiceName(), DeploymentUnit.class, createService.getDeploymentUnitInjector());
    final ComponentStartService startService = new ComponentStartService();
    final ServiceBuilder<Component> startBuilder = serviceTarget.addService(startServiceName, startService);
    deploymentUnit.addToAttachmentList(org.jboss.as.server.deployment.Attachments.DEPLOYMENT_COMPLETE_SERVICES, startServiceName);
    //WFLY-1402 we don't add the bindings to the jndi dependencies list directly, instead
    //the bindings depend on the this artificial service
    ServiceName jndiDepServiceName = configuration.getComponentDescription().getServiceName().append(JNDI_BINDINGS_SERVICE);
    final ServiceBuilder<Void> jndiDepServiceBuilder = serviceTarget.addService(jndiDepServiceName, Service.NULL);
    jndiDependencies.add(jndiDepServiceName);
    // Add all service dependencies
    for (DependencyConfigurator configurator : configuration.getCreateDependencies()) {
        configurator.configureDependency(createBuilder, createService);
    }
    for (DependencyConfigurator configurator : configuration.getStartDependencies()) {
        configurator.configureDependency(startBuilder, startService);
    }
    // START depends on CREATE
    startBuilder.addDependency(createServiceName, BasicComponent.class, startService.getComponentInjector());
    Services.addServerExecutorDependency(startBuilder, startService.getExecutorInjector(), false);
    //don't start components until all bindings are up
    startBuilder.addDependency(bindingDependencyService);
    final ServiceName contextServiceName;
    //set up the naming context if necessary
    if (configuration.getComponentDescription().getNamingMode() == ComponentNamingMode.CREATE) {
        final NamingStoreService contextService = new NamingStoreService(true);
        serviceTarget.addService(configuration.getComponentDescription().getContextServiceName(), contextService).install();
    }
    final InjectionSource.ResolutionContext resolutionContext = new InjectionSource.ResolutionContext(configuration.getComponentDescription().getNamingMode() == ComponentNamingMode.USE_MODULE, configuration.getComponentName(), configuration.getModuleName(), configuration.getApplicationName());
    // Iterate through each view, creating the services for each
    for (ViewConfiguration viewConfiguration : configuration.getViews()) {
        final ServiceName serviceName = viewConfiguration.getViewServiceName();
        final ViewService viewService = new ViewService(viewConfiguration);
        final ServiceBuilder<ComponentView> componentViewServiceBuilder = serviceTarget.addService(serviceName, viewService);
        componentViewServiceBuilder.addDependency(createServiceName, Component.class, viewService.getComponentInjector());
        for (final DependencyConfigurator<ViewService> depConfig : viewConfiguration.getDependencies()) {
            depConfig.configureDependency(componentViewServiceBuilder, viewService);
        }
        componentViewServiceBuilder.install();
        startBuilder.addDependency(serviceName);
        // The bindings for the view
        for (BindingConfiguration bindingConfiguration : viewConfiguration.getBindingConfigurations()) {
            final String bindingName = bindingConfiguration.getName();
            final ContextNames.BindInfo bindInfo = ContextNames.bindInfoFor(applicationName, moduleName, componentName, bindingName);
            final BinderService service = new BinderService(bindInfo.getBindName(), bindingConfiguration.getSource());
            //these bindings should never be merged, if a view binding is duplicated it is an error
            jndiDepServiceBuilder.addDependency(bindInfo.getBinderServiceName());
            ServiceBuilder<ManagedReferenceFactory> serviceBuilder = serviceTarget.addService(bindInfo.getBinderServiceName(), service);
            bindingConfiguration.getSource().getResourceValue(resolutionContext, serviceBuilder, phaseContext, service.getManagedObjectInjector());
            serviceBuilder.addDependency(bindInfo.getParentContextServiceName(), ServiceBasedNamingStore.class, service.getNamingStoreInjector());
            serviceBuilder.install();
        }
    }
    if (configuration.getComponentDescription().getNamingMode() == ComponentNamingMode.CREATE) {
        // The bindings for the component
        final Set<ServiceName> bound = new HashSet<ServiceName>();
        processBindings(phaseContext, configuration, serviceTarget, resolutionContext, configuration.getComponentDescription().getBindingConfigurations(), jndiDepServiceBuilder, bound);
        //class level bindings should be ignored if the deployment is metadata complete
        if (!MetadataCompleteMarker.isMetadataComplete(phaseContext.getDeploymentUnit())) {
            // The bindings for the component class
            new ClassDescriptionTraversal(configuration.getComponentClass(), applicationClasses) {

                @Override
                protected void handle(final Class<?> clazz, final EEModuleClassDescription classDescription) throws DeploymentUnitProcessingException {
                    if (classDescription != null) {
                        processBindings(phaseContext, configuration, serviceTarget, resolutionContext, classDescription.getBindingConfigurations(), jndiDepServiceBuilder, bound);
                    }
                }
            }.run();
            for (InterceptorDescription interceptor : configuration.getComponentDescription().getAllInterceptors()) {
                final Class<?> interceptorClass;
                try {
                    interceptorClass = module.getClassLoader().loadClass(interceptor.getInterceptorClassName());
                } catch (ClassNotFoundException e) {
                    throw EeLogger.ROOT_LOGGER.cannotLoadInterceptor(e, interceptor.getInterceptorClassName(), configuration.getComponentClass());
                }
                if (interceptorClass != null) {
                    new ClassDescriptionTraversal(interceptorClass, applicationClasses) {

                        @Override
                        protected void handle(final Class<?> clazz, final EEModuleClassDescription classDescription) throws DeploymentUnitProcessingException {
                            if (classDescription != null) {
                                processBindings(phaseContext, configuration, serviceTarget, resolutionContext, classDescription.getBindingConfigurations(), jndiDepServiceBuilder, bound);
                            }
                        }
                    }.run();
                }
            }
        }
    }
    createBuilder.install();
    startBuilder.install();
    jndiDepServiceBuilder.install();
}