private <T> T getProxiedInstance(Bean<T> bean) {
WeldCreationalContext<T> creationalContext;
boolean outer;
if (currentCreationalContext.get() == null) {
creationalContext = new CreationalContextImpl<T>(bean);
currentCreationalContext.set(creationalContext);
outer = true;
} else {
creationalContext = currentCreationalContext.get().getCreationalContext(bean);
outer = false;
}
Context context = Container.instance().deploymentManager().getContext(bean.getScope());
try {
// Ensure that there is no injection point associated
Container.instance()
.services()
.get(CurrentInjectionPoint.class)
.push(SimpleInjectionPoint.EMPTY_INJECTION_POINT);
return context.get(bean, creationalContext);
} finally {
Container.instance().services().get(CurrentInjectionPoint.class).pop();
if (outer) {
currentCreationalContext.remove();
}
}
}
public void shutdown() {
try {
// First, the container must destroy all contexts.
deploymentManager.instance().select(ApplicationContext.class).get().invalidate();
deploymentManager.instance().select(SingletonContext.class).get().invalidate();
} finally {
try {
// fire @Destroyed(ApplicationScoped.class) for non-web modules
// web modules are handled by HttpContextLifecycle
for (BeanDeploymentModule module :
deploymentManager.getServices().get(BeanDeploymentModules.class)) {
if (!module.isWebModule()) {
module.fireEvent(
Object.class, ContextEvent.APPLICATION_DESTROYED, DestroyedLiteral.APPLICATION);
}
}
} catch (Exception ignored) {
}
try {
// Finally, the container must fire an event of type BeforeShutdown.
BeforeShutdownImpl.fire(deploymentManager);
} finally {
Container container = Container.instance(contextId);
container.setState(ContainerState.SHUTDOWN);
container.cleanup();
}
}
}
public void addInjectionTargetToBeInitialized(
InjectionTargetInitializationContext<?> initializationContext) {
if (container.getState().equals(ContainerState.VALIDATED)
|| container.getState().equals(ContainerState.INITIALIZED)) {
// initialize now and don't store for later initialization as this has been created at runtime
initializationContext.initialize();
} else {
injectionTargetsToInitialize.add(initializationContext);
}
}
public void validateProducer(Producer<?> producer) {
if (container.getState().equals(ContainerState.VALIDATED)
|| container.getState().equals(ContainerState.INITIALIZED)) {
// We are past the bootstrap and therefore we can validate the producer immediately
validator.validateProducer(producer, beanManager);
} else {
// Validate injection points for definition errors now
for (InjectionPoint ip : producer.getInjectionPoints()) {
validator.validateInjectionPointForDefinitionErrors(ip, ip.getBean(), beanManager);
validator.validateEventMetadataInjectionPoint(ip);
}
// Schedule validation for deployment problems to be done later
producersToValidate.add(producer);
}
}
/**
* Starts the weld container
*
* @throws IllegalStateException if the container is already running
*/
public synchronized void start(final StartContext context) {
if (started) {
throw WeldLogger.ROOT_LOGGER.alreadyRunning("WeldContainer");
}
started = true;
WeldLogger.DEPLOYMENT_LOGGER.startingWeldService(deploymentName);
// set up injected services
addWeldService(SecurityServices.class, securityServices.getValue());
addWeldService(TransactionServices.class, weldTransactionServices.getValue());
if (!deployment.getServices().contains(ExecutorServices.class)) {
addWeldService(ExecutorServices.class, executorServices.getValue());
}
ModuleGroupSingletonProvider.addClassLoaders(
deployment.getModule().getClassLoader(), deployment.getSubDeploymentClassLoaders());
ClassLoader oldTccl = WildFlySecurityManager.getCurrentContextClassLoaderPrivileged();
try {
WildFlySecurityManager.setCurrentContextClassLoaderPrivileged(
deployment.getModule().getClassLoader());
bootstrap.startContainer(deploymentName, environment, deployment);
WeldProvider.containerInitialized(
Container.instance(deploymentName), getBeanManager(), deployment);
} finally {
WildFlySecurityManager.setCurrentContextClassLoaderPrivileged(oldTccl);
}
}
/*
* It may in theory happen that an app calls BeanManager.createAnnotatedType() for a previously unknown class on node1 and then
* stores this annotated type in session. On node2, this annotated type is not know. We'll try to load it.
*/
private SlimAnnotatedType<?> tryToLoadUnknownBackedAnnotatedType() {
if (identifier.getSuffix() != null || identifier.isModified()) {
return null; // this is not a backed annotated type
}
// first, obtain the BeanManager for a given BDA
final BeanManagerImpl manager =
Container.instance(identifier).getBeanManager(identifier.getBdaId());
if (manager == null) {
return null;
}
// second, try to load the class
final ResourceLoader resourceLoader = manager.getServices().get(ResourceLoader.class);
Class<?> clazz = null;
try {
clazz = resourceLoader.classForName(identifier.getClassName());
} catch (ResourceLoadingException e) {
MetadataLogger.LOG.catchingDebug(e);
return null;
}
// finally, try to load the annotated type
try {
return manager
.getServices()
.get(ClassTransformer.class)
.getBackedAnnotatedType(clazz, identifier.getBdaId());
} catch (ResourceLoadingException e) {
MetadataLogger.LOG.catchingDebug(e);
return null;
}
}
/**
* Invokes the method on the correct version of the instance as obtained by a context lookup
*
* @param self the proxy instance.
* @param proxiedMethod the overridden method declared in the super class or interface.
* @param proceed the forwarder method for invoking the overridden method. It is null if the
* overridden mehtod is abstract or declared in the interface.
* @param args an array of objects containing the values of the arguments passed in the method
* invocation on the proxy instance. If a parameter type is a primitive type, the type of the
* array element is a wrapper class.
* @return the resulting value of the method invocation.
* @throws Throwable if the method invocation fails.
*/
public Object invoke(Object self, Method proxiedMethod, Method proceed, Object[] args)
throws Throwable {
if (bean == null) {
bean =
Container.instance()
.services()
.get(ContextualStore.class)
.<Bean<Object>, Object>getContextual(id);
}
Object proxiedInstance = getProxiedInstance(bean);
if (proxiedInstance == null) {
// TODO not sure if this right PLM
return null;
}
if (proxiedMethod.getName().equals("equals")
&& proxiedMethod.getParameterTypes().length == 1
&& proxiedMethod.getParameterTypes()[0] == Object.class
&& args[0] == self) {
return true;
}
try {
Method method = SecureReflections.lookupMethod(proxiedInstance, proxiedMethod);
Object returnValue = SecureReflections.invoke(proxiedInstance, method, args);
log.trace(
CALL_PROXIED_METHOD,
proxiedMethod,
proxiedInstance,
args,
returnValue == null ? null : returnValue);
return returnValue;
} catch (InvocationTargetException e) {
throw e.getCause();
}
}
/**
* When in portable mode (default) this method verifies that the container has reached the
* specified minimal state. If it hasn't, an {@link IllegalStateException} is thrown. When in
* non-portable mode this method is no-op.
*
* @param methodName
* @param minimalState the minimal state
* @throws IllegalStateException If the application initialization is not finished yet
*/
private void checkContainerState(String methodName, ContainerState minimalState) {
if (nonPortableMode) {
return;
}
if (this.container == null) {
this.container = Container.instance(manager);
}
ContainerState state = container.getState();
if (SHUTDOWN.equals(state)) {
throw BeanManagerLogger.LOG.methodNotAvailableAfterShutdown(methodName);
}
if (state.compareTo(minimalState) < 0) {
throw BeanManagerLogger.LOG.methodNotAvailableDuringInitialization(methodName, state);
}
}
public InjectionTargetService(BeanManagerImpl beanManager) {
this.validator = beanManager.getServices().get(Validator.class);
this.producersToValidate = new ConcurrentLinkedQueue<Producer<?>>();
this.injectionTargetsToInitialize =
new ConcurrentLinkedQueue<InjectionTargetInitializationContext<?>>();
this.container = Container.instance(beanManager);
this.beanManager = beanManager;
}
private BeanDeploymentArchiveImpl findRootBda() {
for (Map.Entry<BeanDeploymentArchive, BeanManagerImpl> entry :
Container.instance().beanDeploymentArchives().entrySet()) {
if (entry.getKey() instanceof BeanDeploymentArchiveImpl) {
BeanDeploymentArchiveImpl bda = cast(entry.getKey());
if (bda.isRoot()) {
return bda;
}
}
}
return null;
}
private Object readResolve() throws ObjectStreamException {
SlimAnnotatedType<?> type =
Container.instance(identifier)
.services()
.get(ClassTransformer.class)
.getSlimAnnotatedTypeById(identifier);
if (type == null) {
type = tryToLoadUnknownBackedAnnotatedType();
}
if (type == null) {
throw MetadataLogger.LOG.annotatedTypeDeserializationFailure(identifier);
}
return type;
}
/**
* If the called of a {@link CDI} method is placed outside of BDA we have two options:
*
* <ol>
* <li>The class is placed in an archive with no beans.xml but with a CDI extension. In that
* case there exists an additional BDA but {@link Weld#getBeanManager()} may not find it
* since the {@link BeanDeploymentArchive#getBeanClasses()} of this logical BDA only
* contains extension classes or classes added by an extension. Therefore, we are going to
* iterate over the additional BDAs and try to match them with the classloader of the
* caller class.
* <li>The class comes from an archive that is not a BDA nor bundles an extension. In that
* case we return the root BDA which may be the BDA for WEB-INF/classes in war deployments
* or the root BDA of an ear.
* </ol>
*/
@Override
protected BeanManagerImpl unsatisfiedBeanManager(String callerClassName) {
BeanDeploymentArchiveImpl rootBda = findRootBda();
if (rootBda == null) {
return super.unsatisfiedBeanManager(callerClassName);
}
Class<?> callingClass = null;
try {
callingClass = rootBda.getModule().getClassLoader().loadClass(callerClassName);
} catch (ClassNotFoundException e) {
// fallback to the root bda manager
return Container.instance().beanDeploymentArchives().get(rootBda);
}
BeanManagerImpl additionalBdaManager =
findBeanManagerForAdditionalBdaWithMatchingClassloader(callingClass.getClassLoader());
if (additionalBdaManager != null) {
return additionalBdaManager;
}
// fallback to the root bda manager
return Container.instance().beanDeploymentArchives().get(rootBda);
}
/**
* Stops the container
*
* @throws IllegalStateException if the container is not running
*/
public synchronized void stop(final StopContext context) {
if (!started) {
throw WeldLogger.ROOT_LOGGER.notStarted("WeldContainer");
}
WeldLogger.DEPLOYMENT_LOGGER.stoppingWeldService(deploymentName);
ClassLoader oldTccl = WildFlySecurityManager.getCurrentContextClassLoaderPrivileged();
try {
WildFlySecurityManager.setCurrentContextClassLoaderPrivileged(
deployment.getModule().getClassLoader());
WeldProvider.containerShutDown(Container.instance(deploymentName));
bootstrap.shutdown();
} finally {
WildFlySecurityManager.setCurrentContextClassLoaderPrivileged(oldTccl);
ModuleGroupSingletonProvider.removeClassLoader(deployment.getModule().getClassLoader());
}
started = false;
}
private BeanManagerImpl findBeanManagerForAdditionalBdaWithMatchingClassloader(
ClassLoader classLoader) {
for (Map.Entry<BeanDeploymentArchive, BeanManagerImpl> entry :
Container.instance().beanDeploymentArchives().entrySet()) {
if (entry.getKey() instanceof BeanDeploymentArchiveImpl) {
BeanDeploymentArchiveImpl bda = cast(entry.getKey());
if (bda.getId().endsWith(WeldDeployment.ADDITIONAL_CLASSES_BDA_SUFFIX)) {
if (bda.getModule() != null
&& bda.getModule().getClassLoader() != null
&& bda.getModule().getClassLoader().equals(classLoader)) {
return entry.getValue();
}
}
}
}
return null;
}
@SuppressWarnings("unchecked")
public void setup(Map<String, Object> properties) {
try {
final BeanManager manager =
(BeanManager) new InitialContext().lookup(STANDARD_BEAN_MANAGER_JNDI_NAME);
if (manager != null && Container.available()) {
final Bean<BoundSessionContext> sessionContextBean =
(Bean<BoundSessionContext>)
manager.resolve(manager.getBeans(BoundSessionContext.class, BoundLiteral.INSTANCE));
CreationalContext<?> ctx = manager.createCreationalContext(sessionContextBean);
final BoundSessionContext sessionContext =
(BoundSessionContext)
manager.getReference(sessionContextBean, BoundSessionContext.class, ctx);
sessionContext.associate(sessionContexts.get());
sessionContext.activate();
final Bean<BoundRequestContext> requestContextBean =
(Bean<BoundRequestContext>)
manager.resolve(manager.getBeans(BoundRequestContext.class, BoundLiteral.INSTANCE));
ctx = manager.createCreationalContext(requestContextBean);
final BoundRequestContext requestContext =
(BoundRequestContext)
manager.getReference(requestContextBean, BoundRequestContext.class, ctx);
requestContext.associate(requestContexts.get());
requestContext.activate();
final Bean<BoundConversationContext> conversationContextBean =
(Bean<BoundConversationContext>)
manager.resolve(
manager.getBeans(BoundConversationContext.class, BoundLiteral.INSTANCE));
ctx = manager.createCreationalContext(conversationContextBean);
final BoundConversationContext conversationContext =
(BoundConversationContext)
manager.getReference(conversationContextBean, BoundConversationContext.class, ctx);
BoundRequest request =
new MutableBoundRequest(requestContexts.get(), sessionContexts.get());
boundRequests.set(request);
conversationContext.associate(request);
conversationContext.activate();
}
} catch (NamingException e) {
log.error("Failed to setup Weld contexts", e);
}
}
@SuppressWarnings("unchecked")
public void teardown(Map<String, Object> properties) {
try {
final BeanManager manager =
(BeanManager) new InitialContext().lookup("java:comp/BeanManager");
if (manager != null && Container.available()) {
final Bean<BoundSessionContext> sessionContextBean =
(Bean<BoundSessionContext>)
manager.resolve(manager.getBeans(BoundSessionContext.class, BoundLiteral.INSTANCE));
CreationalContext<?> ctx = manager.createCreationalContext(sessionContextBean);
final BoundSessionContext sessionContext =
(BoundSessionContext)
manager.getReference(sessionContextBean, BoundSessionContext.class, ctx);
sessionContext.deactivate();
sessionContext.dissociate(sessionContexts.get());
final Bean<BoundRequestContext> requestContextBean =
(Bean<BoundRequestContext>)
manager.resolve(manager.getBeans(BoundRequestContext.class, BoundLiteral.INSTANCE));
ctx = manager.createCreationalContext(requestContextBean);
final BoundRequestContext requestContext =
(BoundRequestContext)
manager.getReference(requestContextBean, BoundRequestContext.class, ctx);
requestContext.deactivate();
requestContext.dissociate(requestContexts.get());
final Bean<BoundConversationContext> conversationContextBean =
(Bean<BoundConversationContext>)
manager.resolve(
manager.getBeans(BoundConversationContext.class, BoundLiteral.INSTANCE));
ctx = manager.createCreationalContext(conversationContextBean);
final BoundConversationContext conversationContext =
(BoundConversationContext)
manager.getReference(conversationContextBean, BoundConversationContext.class, ctx);
conversationContext.deactivate();
conversationContext.dissociate(boundRequests.get());
}
} catch (NamingException e) {
log.error("Failed to tear down Weld contexts", e);
} finally {
sessionContexts.remove();
requestContexts.remove();
boundRequests.remove();
}
}
private void validateEnabledAlternatives(BeanManagerImpl beanManager) {
for (Metadata<Class<? extends Annotation>> stereotype :
beanManager.getEnabled().getAlternativeStereotypes()) {
if (!beanManager.isStereotype(stereotype.getValue())) {
throw new DeploymentException(ALTERNATIVE_STEREOTYPE_NOT_STEREOTYPE, stereotype);
}
if (!isAlternative(beanManager, stereotype.getValue())) {
throw new DeploymentException(ALTERNATIVE_STEREOTYPE_NOT_ANNOTATED, stereotype);
}
}
for (Metadata<Class<?>> clazz : beanManager.getEnabled().getAlternativeClasses()) {
if (clazz.getValue().isAnnotation() || clazz.getValue().isInterface()) {
throw new DeploymentException(ALTERNATIVE_BEAN_CLASS_NOT_CLASS, clazz);
}
WeldClass<?> weldClass =
Container.instance().services().get(ClassTransformer.class).loadClass(clazz.getValue());
if (!weldClass.isAnnotationPresent(Alternative.class)) {
throw new DeploymentException(ALTERNATIVE_BEAN_CLASS_NOT_ANNOTATED, clazz);
}
}
}
public ExtensionBeanDeployer deployBeans() {
ClassTransformer classTransformer =
Container.instance().deploymentServices().get(ClassTransformer.class);
for (Extension extension : extensions) {
@SuppressWarnings("unchecked")
WeldClass<Extension> clazz =
(WeldClass<Extension>) classTransformer.loadClass(extension.getClass());
// Locate the BeanDeployment for this extension
BeanDeployment beanDeployment =
DeploymentStructures.getOrCreateBeanDeployment(
deployment, beanManager, beanDeployments, clazz.getJavaClass());
ExtensionBean bean = new ExtensionBean(beanDeployment.getBeanManager(), clazz, extension);
Set<ObserverMethodImpl<?, ?>> observerMethods = new HashSet<ObserverMethodImpl<?, ?>>();
createObserverMethods(bean, beanDeployment.getBeanManager(), clazz, observerMethods);
beanDeployment.getBeanManager().addBean(bean);
for (ObserverMethodImpl<?, ?> observerMethod : observerMethods) {
observerMethod.initialize();
beanDeployment.getBeanManager().addObserver(observerMethod);
}
}
return this;
}
private static Instance<Context> instance() {
return Container.instance().deploymentManager().instance().select(Context.class);
}
private Container getContainer() {
return Container.instance(contextId);
}
public WeldRuntime startContainer(
String contextId, Environment environment, Deployment deployment) {
if (deployment == null) {
throw BootstrapLogger.LOG.deploymentRequired();
}
checkApiVersion();
final ServiceRegistry registry = deployment.getServices();
// initiate part of registry in order to allow access to WeldConfiguration
new AdditionalServiceLoader(deployment).loadAdditionalServices(registry);
// Resource Loader has to be loaded prior to WeldConfiguration
if (!registry.contains(ResourceLoader.class)) {
registry.add(ResourceLoader.class, DefaultResourceLoader.INSTANCE);
}
WeldConfiguration configuration = new WeldConfiguration(registry, deployment);
registry.add(WeldConfiguration.class, configuration);
String finalContextId =
BeanDeployments.getFinalId(
contextId,
registry.get(WeldConfiguration.class).getStringProperty(ROLLING_UPGRADES_ID_DELIMITER));
this.contextId = finalContextId;
this.deployment = deployment;
this.environment = environment;
if (this.extensions == null) {
setExtensions(deployment.getExtensions());
}
// Add extension to register built-in components
this.extensions.add(MetadataImpl.from(new WeldExtension()));
// Add Weld extensions
String vetoTypeRegex =
configuration.getStringProperty(
ConfigurationKey.VETO_TYPES_WITHOUT_BEAN_DEFINING_ANNOTATION);
if (!vetoTypeRegex.isEmpty()) {
this.extensions.add(MetadataImpl.from(new WeldVetoExtension(vetoTypeRegex)));
}
// Finish the rest of registry init, setupInitialServices() requires already changed
// finalContextId
setupInitialServices();
registry.addAll(initialServices.entrySet());
if (!registry.contains(ProxyServices.class)) {
registry.add(ProxyServices.class, new SimpleProxyServices());
}
if (!registry.contains(SecurityServices.class)) {
registry.add(SecurityServices.class, NoopSecurityServices.INSTANCE);
}
addImplementationServices(registry);
verifyServices(registry, environment.getRequiredDeploymentServices(), contextId);
if (!registry.contains(TransactionServices.class)) {
BootstrapLogger.LOG.jtaUnavailable();
}
this.deploymentManager = BeanManagerImpl.newRootManager(finalContextId, "deployment", registry);
Container.initialize(
finalContextId,
deploymentManager,
ServiceRegistries.unmodifiableServiceRegistry(deployment.getServices()));
getContainer().setState(ContainerState.STARTING);
this.contexts = createContexts(registry);
this.bdaMapping = new BeanDeploymentArchiveMapping();
this.deploymentVisitor =
new DeploymentVisitor(deploymentManager, environment, deployment, contexts, bdaMapping);
if (deployment instanceof CDI11Deployment) {
registry.add(
BeanManagerLookupService.class,
new BeanManagerLookupService(
(CDI11Deployment) deployment, bdaMapping.getBdaToBeanManagerMap()));
} else {
BootstrapLogger.LOG.legacyDeploymentMetadataProvided();
}
// Read the deployment structure, bdaMapping will be the physical structure
// as caused by the presence of beans.xml
deploymentVisitor.visit();
return new WeldRuntime(finalContextId, deploymentManager, bdaMapping.getBdaToBeanManagerMap());
}