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/*
* JBoss, Home of Professional Open Source
* Copyright 2008, Red Hat, Inc., and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jboss.weld.manager;
import com.google.common.collect.Iterators;
import org.jboss.interceptor.reader.cache.DefaultMetadataCachingReader;
import org.jboss.interceptor.reader.cache.MetadataCachingReader;
import org.jboss.interceptor.spi.metadata.ClassMetadata;
import org.jboss.interceptor.spi.model.InterceptionModel;
import org.jboss.weld.Container;
import org.jboss.weld.bean.NewBean;
import org.jboss.weld.bean.RIBean;
import org.jboss.weld.bean.SessionBean;
import org.jboss.weld.bean.builtin.AbstractBuiltInBean;
import org.jboss.weld.bean.builtin.ExtensionBean;
import org.jboss.weld.bean.builtin.InstanceImpl;
import org.jboss.weld.bean.proxy.ClientProxyProvider;
import org.jboss.weld.bean.proxy.DecorationHelper;
import org.jboss.weld.bootstrap.Validator;
import org.jboss.weld.bootstrap.api.ServiceRegistry;
import org.jboss.weld.bootstrap.events.AbstractProcessInjectionTarget;
import org.jboss.weld.context.ContextNotActiveException;
import org.jboss.weld.context.CreationalContextImpl;
import org.jboss.weld.context.WeldCreationalContext;
import org.jboss.weld.ejb.EjbDescriptors;
import org.jboss.weld.ejb.spi.EjbDescriptor;
import org.jboss.weld.el.Namespace;
import org.jboss.weld.el.WeldELResolver;
import org.jboss.weld.el.WeldExpressionFactory;
import org.jboss.weld.exceptions.AmbiguousResolutionException;
import org.jboss.weld.exceptions.DeploymentException;
import org.jboss.weld.exceptions.IllegalArgumentException;
import org.jboss.weld.exceptions.IllegalStateException;
import org.jboss.weld.exceptions.InjectionException;
import org.jboss.weld.exceptions.UnproxyableResolutionException;
import org.jboss.weld.exceptions.UnsatisfiedResolutionException;
import org.jboss.weld.injection.CurrentInjectionPoint;
import org.jboss.weld.literal.AnyLiteral;
import org.jboss.weld.literal.DefaultLiteral;
import org.jboss.weld.manager.api.WeldManager;
import org.jboss.weld.metadata.cache.InterceptorBindingModel;
import org.jboss.weld.metadata.cache.MetaAnnotationStore;
import org.jboss.weld.metadata.cache.ScopeModel;
import org.jboss.weld.metadata.cache.StereotypeModel;
import org.jboss.weld.resolution.InterceptorResolvable;
import org.jboss.weld.resolution.InterceptorResolvableBuilder;
import org.jboss.weld.resolution.NameBasedResolver;
import org.jboss.weld.resolution.Resolvable;
import org.jboss.weld.resolution.ResolvableBuilder;
import org.jboss.weld.resolution.TypeSafeBeanResolver;
import org.jboss.weld.resolution.TypeSafeDecoratorResolver;
import org.jboss.weld.resolution.TypeSafeInterceptorResolver;
import org.jboss.weld.resolution.TypeSafeObserverResolver;
import org.jboss.weld.resolution.TypeSafeResolver;
import org.jboss.weld.resources.ClassTransformer;
import org.jboss.weld.serialization.spi.ContextualStore;
import org.jboss.weld.util.Beans;
import org.jboss.weld.util.BeansClosure;
import org.jboss.weld.util.Observers;
import org.jboss.weld.util.Proxies;
import org.jboss.weld.util.collections.Arrays2;
import org.jboss.weld.util.collections.IterableToIteratorFunction;
import org.jboss.weld.util.reflection.HierarchyDiscovery;
import org.jboss.weld.util.reflection.Reflections;
import javax.el.ELResolver;
import javax.el.ExpressionFactory;
import javax.enterprise.context.spi.Context;
import javax.enterprise.context.spi.Contextual;
import javax.enterprise.context.spi.CreationalContext;
import javax.enterprise.inject.Instance;
import javax.enterprise.inject.spi.Annotated;
import javax.enterprise.inject.spi.AnnotatedType;
import javax.enterprise.inject.spi.Bean;
import javax.enterprise.inject.spi.Decorator;
import javax.enterprise.inject.spi.InjectionPoint;
import javax.enterprise.inject.spi.InjectionTarget;
import javax.enterprise.inject.spi.InterceptionType;
import javax.enterprise.inject.spi.Interceptor;
import javax.enterprise.inject.spi.ObserverMethod;
import javax.enterprise.inject.spi.PassivationCapable;
import javax.enterprise.util.TypeLiteral;
import java.io.Serializable;
import java.lang.annotation.Annotation;
import java.lang.reflect.Member;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.CopyOnWriteArraySet;
import java.util.concurrent.atomic.AtomicInteger;
import static org.jboss.weld.logging.messages.BeanManagerMessage.AMBIGUOUS_BEANS_FOR_DEPENDENCY;
import static org.jboss.weld.logging.messages.BeanManagerMessage.CONTEXT_NOT_ACTIVE;
import static org.jboss.weld.logging.messages.BeanManagerMessage.DUPLICATE_ACTIVE_CONTEXTS;
import static org.jboss.weld.logging.messages.BeanManagerMessage.NON_NORMAL_SCOPE;
import static org.jboss.weld.logging.messages.BeanManagerMessage.NOT_INTERCEPTOR_BINDING_TYPE;
import static org.jboss.weld.logging.messages.BeanManagerMessage.NOT_STEREOTYPE;
import static org.jboss.weld.logging.messages.BeanManagerMessage.NO_DECORATOR_TYPES;
import static org.jboss.weld.logging.messages.BeanManagerMessage.NULL_BEAN_ARGUMENT;
import static org.jboss.weld.logging.messages.BeanManagerMessage.NULL_BEAN_TYPE_ARGUMENT;
import static org.jboss.weld.logging.messages.BeanManagerMessage.NULL_CREATIONAL_CONTEXT_ARGUMENT;
import static org.jboss.weld.logging.messages.BeanManagerMessage.SPECIFIED_TYPE_NOT_BEAN_TYPE;
import static org.jboss.weld.logging.messages.BeanManagerMessage.TOO_MANY_ACTIVITIES;
import static org.jboss.weld.logging.messages.BeanManagerMessage.UNPROXYABLE_RESOLUTION;
import static org.jboss.weld.logging.messages.BeanManagerMessage.UNRESOLVABLE_ELEMENT;
import static org.jboss.weld.manager.BeanManagers.buildAccessibleClosure;
import static org.jboss.weld.util.reflection.Reflections.cast;
import static org.jboss.weld.util.reflection.Reflections.isCacheable;
/**
* Implementation of the Bean Manager.
*
* Essentially a singleton for registering Beans, Contexts, Observers,
* Interceptors etc. as well as providing resolution
*
* @author Pete Muir
* @author Marius Bogoevici
* @author Ales Justin
*/
public class BeanManagerImpl implements WeldManager, Serializable {
private static final long serialVersionUID = 3021562879133838561L;
/*
* Application scoped services
* ***************************
*/
private final transient ServiceRegistry services;
/*
* Application scoped data structures
* ***********************************
*/
// Contexts are shared across the application
private final transient Map, List> contexts;
// Client proxies can be used application wide
private final transient ClientProxyProvider clientProxyProvider;
// TODO review this structure
private final transient Map, SessionBean> enterpriseBeans;
/*
* Archive scoped data structures
* ******************************
*/
/* These data structures are all non-transitive in terms of bean deployment
* archive accessibility, and the configuration for this bean deployment
* archive
*/
private final transient Enabled enabled;
private final transient Set currentActivities;
/*
* Activity scoped services
* *************************
*/
/* These services are scoped to this activity only, but use data
* structures that are transitive accessible from other bean deployment
* archives
*/
private final transient TypeSafeBeanResolver> beanResolver;
private final transient TypeSafeResolver> decoratorResolver;
private final transient TypeSafeResolver> interceptorResolver;
private final transient TypeSafeResolver> observerResolver;
private final transient NameBasedResolver nameBasedResolver;
private final transient ELResolver weldELResolver;
private transient Namespace rootNamespace;
/*
* Activity scoped data structures
* ********************************
*/
/* These data structures are scoped to this bean deployment archive activity
* only and represent the beans, decorators, interceptors, namespaces and
* observers deployed in this bean deployment archive activity
*/
private final transient List> beans;
private final transient List> transitiveBeans;
private final transient List> decorators;
private final transient List> interceptors;
private final transient List namespaces;
private final transient List> observers;
/*
* set that is only used to make sure that no duplicate beans are added
*/
private final transient Set> beanSet = Collections.synchronizedSet(new HashSet>());
/*
* These data structures represent the managers *accessible* from this bean
* deployment archive activity
*/
private final transient HashSet accessibleManagers;
/*
* This data structures represents child activities for this activity, it is
* not transitively accessible
*/
private final transient Set childActivities;
private final AtomicInteger childIds;
private final String id;
/**
* Interception model
*/
private final transient Map, InterceptionModel, ?>> interceptorModelRegistry = new ConcurrentHashMap, InterceptionModel, ?>>();
private final transient MetadataCachingReader interceptorMetadataReader = new DefaultMetadataCachingReader();
/**
* Create a new, root, manager
*
* @param serviceRegistry
* @return
*/
public static BeanManagerImpl newRootManager(String id, ServiceRegistry serviceRegistry, Enabled enabled) {
Map, List> contexts = new ConcurrentHashMap, List>();
return new BeanManagerImpl(
serviceRegistry,
new CopyOnWriteArrayList>(),
new CopyOnWriteArrayList>(),
new CopyOnWriteArrayList>(),
new CopyOnWriteArrayList>(),
new CopyOnWriteArrayList>(),
new CopyOnWriteArrayList(),
new ConcurrentHashMap, SessionBean>(),
new ClientProxyProvider(),
contexts,
new CopyOnWriteArraySet(),
enabled,
id,
new AtomicInteger());
}
public static BeanManagerImpl newManager(BeanManagerImpl rootManager, String id, ServiceRegistry services, Enabled enabled) {
return new BeanManagerImpl(
services,
new CopyOnWriteArrayList>(),
new CopyOnWriteArrayList>(),
new CopyOnWriteArrayList>(),
new CopyOnWriteArrayList>(),
new CopyOnWriteArrayList>(),
new CopyOnWriteArrayList(),
rootManager.getEnterpriseBeans(),
rootManager.getClientProxyProvider(),
rootManager.getContexts(),
new CopyOnWriteArraySet(),
enabled,
id,
new AtomicInteger());
}
/**
* Create a new child manager
*
* @param parentManager the parent manager
* @return new child manager
*/
public static BeanManagerImpl newChildActivityManager(BeanManagerImpl parentManager) {
List> beans = new CopyOnWriteArrayList>();
beans.addAll(parentManager.getBeans());
List> transitiveBeans = new CopyOnWriteArrayList>();
beans.addAll(parentManager.getTransitiveBeans());
List> registeredObservers = new CopyOnWriteArrayList>();
registeredObservers.addAll(parentManager.getObservers());
List namespaces = new CopyOnWriteArrayList();
namespaces.addAll(parentManager.getNamespaces());
return new BeanManagerImpl(
parentManager.getServices(),
beans,
transitiveBeans,
parentManager.getDecorators(),
parentManager.getInterceptors(),
registeredObservers,
namespaces,
parentManager.getEnterpriseBeans(),
parentManager.getClientProxyProvider(),
parentManager.getContexts(),
parentManager.getCurrentActivities(),
parentManager.getEnabled(),
new StringBuilder().append(parentManager.getChildIds().incrementAndGet()).toString(),
parentManager.getChildIds());
}
private BeanManagerImpl(
ServiceRegistry serviceRegistry,
List> beans,
List> transitiveBeans,
List> decorators,
List> interceptors,
List> observers,
List namespaces,
Map, SessionBean> enterpriseBeans,
ClientProxyProvider clientProxyProvider,
Map, List> contexts,
Set currentActivities,
Enabled enabled,
String id,
AtomicInteger childIds) {
this.services = serviceRegistry;
this.beans = beans;
this.transitiveBeans = transitiveBeans;
this.decorators = decorators;
this.interceptors = interceptors;
this.enterpriseBeans = enterpriseBeans;
this.clientProxyProvider = clientProxyProvider;
this.contexts = contexts;
this.currentActivities = currentActivities;
this.observers = observers;
this.enabled = enabled;
this.namespaces = namespaces;
this.id = id;
this.childIds = new AtomicInteger();
// Set up the structure to store accessible managers in
this.accessibleManagers = new HashSet();
// TODO Currently we build the accessible bean list on the fly, we need to set it in stone once bootstrap is finished...
Transform> beanTransform = new BeanTransform(this);
this.beanResolver = new TypeSafeBeanResolver>(this, createDynamicAccessibleIterable(beanTransform));
this.decoratorResolver = new TypeSafeDecoratorResolver(this, createDynamicAccessibleIterable(DecoratorTransform.INSTANCE));
this.interceptorResolver = new TypeSafeInterceptorResolver(this, createDynamicAccessibleIterable(InterceptorTransform.INSTANCE));
this.observerResolver = new TypeSafeObserverResolver(this, createDynamicAccessibleIterable(ObserverMethodTransform.INSTANCE));
this.nameBasedResolver = new NameBasedResolver(this, createDynamicAccessibleIterable(beanTransform));
this.weldELResolver = new WeldELResolver(this);
this.childActivities = new CopyOnWriteArraySet();
}
private Iterable createDynamicAccessibleIterable(final Transform transform) {
return new Iterable() {
public Iterator iterator() {
Set> iterable = buildAccessibleClosure(BeanManagerImpl.this, transform);
return Iterators.concat(Iterators.transform(iterable.iterator(), IterableToIteratorFunction.instance()));
}
};
}
public void addAccessibleBeanManager(BeanManagerImpl accessibleBeanManager) {
accessibleManagers.add(accessibleBeanManager);
beanResolver.clear();
interceptorResolver.clear();
decoratorResolver.clear();
observerResolver.clear();
}
public HashSet getAccessibleManagers() {
return accessibleManagers;
}
public void addBean(Bean bean) {
if (beanSet.contains(bean)) {
return;
}
if (bean.getClass().equals(SessionBean.class)) {
SessionBean enterpriseBean = (SessionBean) bean;
enterpriseBeans.put(enterpriseBean.getEjbDescriptor(), enterpriseBean);
}
if (bean instanceof PassivationCapable) {
Container.instance().services().get(ContextualStore.class).putIfAbsent(bean);
}
registerBeanNamespace(bean);
for (BeanManagerImpl childActivity : childActivities) {
childActivity.addBean(bean);
}
// New beans (except for SessionBeans) and most built in beans aren't resolvable transtively
if (bean instanceof ExtensionBean || bean instanceof SessionBean || (!(bean instanceof NewBean) && !(bean instanceof AbstractBuiltInBean))) {
this.transitiveBeans.add(bean);
}
this.beans.add(bean);
this.beanSet.add(bean);
}
public void addDecorator(Decorator bean) {
decorators.add(bean);
getServices().get(ContextualStore.class).putIfAbsent(bean);
decoratorResolver.clear();
}
public Set> resolveObserverMethods(T event, Annotation... bindings) {
Observers.checkEventObjectType(event);
return this.resolveObserverMethods(event.getClass(), bindings);
}
public void addInterceptor(Interceptor bean) {
interceptors.add(bean);
getServices().get(ContextualStore.class).putIfAbsent(bean);
interceptorResolver.clear();
}
public Set> resolveObserverMethods(Type eventType, Annotation... qualifiers) {
// We can always cache as this is only ever called by Weld where we avoid non-static inner classes for annotation literals
return cast(observerResolver.resolve(new ResolvableBuilder().addTypes(new HierarchyDiscovery(eventType).getTypeClosure()).addType(Object.class).addQualifiers(qualifiers).addQualifierIfAbsent(AnyLiteral.INSTANCE).create(), true));
}
public Set> resolveObserverMethods(Type eventType, Set qualifiers) {
// We can always cache as this is only ever called by Weld where we avoid non-static inner classes for annotation literals
return cast(observerResolver.resolve(new ResolvableBuilder().addTypes(new HierarchyDiscovery(eventType).getTypeClosure()).addType(Object.class).addQualifiers(qualifiers).addQualifierIfAbsent(AnyLiteral.INSTANCE).create(), true));
}
/**
* Enabled Alternatives, Interceptors and Decorators
*
* @return
*/
public Enabled getEnabled() {
return enabled;
}
public boolean isBeanEnabled(Bean bean) {
return Beans.isBeanEnabled(bean, getEnabled());
}
public Set> getBeans(Type beanType, Annotation... qualifiers) {
return beanResolver.resolve(new ResolvableBuilder(beanType).addQualifiers(qualifiers).create(), isCacheable(qualifiers));
}
public Set> getBeans(Type beanType, Set qualifiers) {
return beanResolver.resolve(new ResolvableBuilder(beanType).addQualifiers(qualifiers).create(), isCacheable(qualifiers));
}
public Set> getBeans(InjectionPoint injectionPoint) {
boolean registerInjectionPoint = !injectionPoint.getType().equals(InjectionPoint.class);
CurrentInjectionPoint currentInjectionPoint = null;
if (registerInjectionPoint) {
currentInjectionPoint = Container.instance().services().get(CurrentInjectionPoint.class);
}
try {
if (registerInjectionPoint) {
currentInjectionPoint.push(injectionPoint);
}
// We always cache, we assume that people don't use inline annotation literal declarations, a little risky but FAQd
return beanResolver.resolve(new ResolvableBuilder(injectionPoint).create(), true);
} finally {
if (registerInjectionPoint) {
currentInjectionPoint.pop();
}
}
}
protected void registerBeanNamespace(Bean bean) {
if (bean.getName() != null && bean.getName().indexOf('.') > 0) {
namespaces.add(bean.getName().substring(0, bean.getName().lastIndexOf('.')));
}
}
/**
* Gets the class-mapped beans. For internal use.
*
* @return The bean map
*/
public Map, SessionBean> getEnterpriseBeans() {
return enterpriseBeans;
}
/**
* The beans registered with the Web Bean manager which are resolvable. Does
* not include interceptor and decorator beans
*
* @return The list of known beans
*/
public List> getBeans() {
return Collections.unmodifiableList(beans);
}
List> getTransitiveBeans() {
return Collections.unmodifiableList(transitiveBeans);
}
public List> getDecorators() {
return Collections.unmodifiableList(decorators);
}
public List> getInterceptors() {
return Collections.unmodifiableList(interceptors);
}
public Iterable> getAccessibleBeans() {
return createDynamicAccessibleIterable(new BeanTransform(this));
}
public Iterable> getAccessibleInterceptors() {
return createDynamicAccessibleIterable(new InterceptorTransform());
}
public Iterable> getAccessibleDecorators() {
return createDynamicAccessibleIterable(new DecoratorTransform());
}
public void addContext(Context context) {
Class scope = context.getScope();
List contextList = contexts.get(scope);
if (contextList == null) {
contextList = new CopyOnWriteArrayList();
contexts.put(scope, contextList);
}
contextList.add(context);
}
/**
* Does the actual observer registration
*
* @param observer =
*/
public void addObserver(ObserverMethod observer) {
//checkEventType(observer.getObservedType());
observers.add(observer);
for (BeanManagerImpl childActivity : childActivities) {
childActivity.addObserver(observer);
}
}
/**
* Fires an event object with given event object for given bindings
*
* @param event The event object to pass along
* @param qualifiers The binding types to match
* @see javax.enterprise.inject.spi.BeanManager#fireEvent(java.lang.Object,
* java.lang.annotation.Annotation[])
*/
public void fireEvent(Object event, Annotation... qualifiers) {
fireEvent(event.getClass(), event, qualifiers);
}
public void fireEvent(Type eventType, Object event, Annotation... qualifiers) {
Observers.checkEventObjectType(event);
notifyObservers(event, resolveObserverMethods(eventType, qualifiers));
}
public void fireEvent(Type eventType, Object event, Set qualifiers) {
Observers.checkEventObjectType(event);
notifyObservers(event, resolveObserverMethods(eventType, qualifiers));
}
private void notifyObservers(final T event, final Set> observers) {
for (ObserverMethod observer : observers) {
observer.notify(event);
}
}
/**
* Gets an active context of the given scope. Throws an exception if there
* are no active contexts found or if there are too many matches
*
* @param scopeType The scope to match
* @return A single active context of the given scope
* @see javax.enterprise.inject.spi.BeanManager#getContext(java.lang.Class)
*/
public Context getContext(Class scopeType) {
Context activeContext = null;
final List ctx = contexts.get(scopeType);
if (ctx == null) {
//this happens if no context is registered
throw new ContextNotActiveException(CONTEXT_NOT_ACTIVE, scopeType.getName());
}
for (Context context : ctx) {
if (context.isActive()) {
if (activeContext == null) {
activeContext = context;
} else {
throw new IllegalStateException(DUPLICATE_ACTIVE_CONTEXTS, scopeType.getName());
}
}
}
if (activeContext == null) {
throw new ContextNotActiveException(CONTEXT_NOT_ACTIVE, scopeType.getName());
}
return activeContext;
}
public Object getReference(Bean bean, CreationalContext creationalContext, boolean noProxy) {
bean = getMostSpecializedBean(bean);
if (creationalContext instanceof WeldCreationalContext) {
creationalContext = ((WeldCreationalContext) creationalContext).getCreationalContext(bean);
}
if (!noProxy && isProxyRequired(bean)) {
if (creationalContext != null || getContext(bean.getScope()).get(bean) != null) {
return clientProxyProvider.getClientProxy(bean);
} else {
return null;
}
} else {
return getContext(bean.getScope()).get(Reflections.cast(bean), creationalContext);
}
}
private boolean isProxyRequired(Bean bean) {
if (bean instanceof RIBean) {
return ((RIBean) bean).isProxyRequired();
} else if (getServices().get(MetaAnnotationStore.class).getScopeModel(bean.getScope()).isNormal()) {
return true;
} else {
return false;
}
}
public Object getReference(Bean bean, Type beanType, CreationalContext creationalContext) {
if (bean == null) {
throw new IllegalArgumentException(NULL_BEAN_ARGUMENT);
}
if (beanType == null) {
throw new IllegalArgumentException(NULL_BEAN_TYPE_ARGUMENT);
}
if (creationalContext == null) {
throw new IllegalArgumentException(NULL_CREATIONAL_CONTEXT_ARGUMENT);
}
if (!Reflections.isAssignableFrom(bean.getTypes(), beanType)) {
throw new IllegalArgumentException(SPECIFIED_TYPE_NOT_BEAN_TYPE, beanType, bean);
}
return getReference(bean, creationalContext, false);
}
/**
* Get a reference, registering the injection point used.
*
* @param injectionPoint the injection point to register
* @param resolvedBean the bean to get a reference to
* @param creationalContext the creationalContext
* @return
*/
public Object getReference(InjectionPoint injectionPoint, Bean resolvedBean, CreationalContext creationalContext) {
if (resolvedBean == null) {
throw new IllegalArgumentException(NULL_BEAN_ARGUMENT);
}
if (creationalContext == null) {
throw new IllegalArgumentException(NULL_CREATIONAL_CONTEXT_ARGUMENT);
}
boolean registerInjectionPoint = (injectionPoint != null && !injectionPoint.getType().equals(InjectionPoint.class));
boolean delegateInjectionPoint = injectionPoint != null && injectionPoint.isDelegate();
CurrentInjectionPoint currentInjectionPoint = null;
if (registerInjectionPoint) {
currentInjectionPoint = Container.instance().services().get(CurrentInjectionPoint.class);
}
try {
if (registerInjectionPoint) {
currentInjectionPoint.push(injectionPoint);
}
if (getServices().get(MetaAnnotationStore.class).getScopeModel(resolvedBean.getScope()).isNormal() && !Proxies.isTypeProxyable(injectionPoint.getType())) {
throw new UnproxyableResolutionException(UNPROXYABLE_RESOLUTION, resolvedBean, injectionPoint);
}
// TODO Can we move this logic to getReference?
if (creationalContext instanceof WeldCreationalContext) {
WeldCreationalContext wbCreationalContext = (WeldCreationalContext) creationalContext;
if (wbCreationalContext.containsIncompleteInstance(resolvedBean)) {
return wbCreationalContext.getIncompleteInstance(resolvedBean);
} else {
return getReference(resolvedBean, wbCreationalContext, delegateInjectionPoint);
}
} else {
return getReference(resolvedBean, creationalContext, delegateInjectionPoint);
}
} finally {
if (registerInjectionPoint) {
currentInjectionPoint.pop();
}
}
}
public Object getInjectableReference(InjectionPoint injectionPoint, CreationalContext creationalContext) {
if (!injectionPoint.isDelegate()) {
Bean resolvedBean = getBean(new ResolvableBuilder(injectionPoint).create());
return getReference(injectionPoint, resolvedBean, creationalContext);
} else {
return DecorationHelper.getHelperStack().peek().getNextDelegate(injectionPoint, creationalContext);
}
}
public Bean getBean(Resolvable resolvable) {
// We can always cache as this is only ever called by Weld where we avoid non-static inner classes for annotation literals
Bean bean = cast(resolve(beanResolver.resolve(resolvable, true)));
if (bean == null) {
throw new UnsatisfiedResolutionException(UNRESOLVABLE_ELEMENT, resolvable);
}
boolean normalScoped = getServices().get(MetaAnnotationStore.class).getScopeModel(bean.getScope()).isNormal();
if (normalScoped && !Beans.isBeanProxyable(bean)) {
throw Proxies.getUnproxyableTypesException(bean);
}
return bean;
}
public Set> getBeans(String name) {
return nameBasedResolver.resolve(name);
}
public List> resolveDecorators(Set types, Annotation... qualifiers) {
checkResolveDecoratorsArguments(types);
// TODO Fix this cast and make the resolver return a list
return new ArrayList>(decoratorResolver.resolve(new ResolvableBuilder().addTypes(types).addQualifiers(qualifiers).create(), isCacheable(qualifiers)));
}
public List> resolveDecorators(Set types, Set qualifiers) {
checkResolveDecoratorsArguments(types);
// TODO Fix this cast and make the resolver return a list
// We can always cache as this is only ever called by Weld where we avoid non-static inner classes for annotation literals
return new ArrayList>(decoratorResolver.resolve(new ResolvableBuilder().addTypes(types).addQualifiers(qualifiers).create(), true));
}
private void checkResolveDecoratorsArguments(Set types) {
if (types.isEmpty()) {
throw new IllegalArgumentException(NO_DECORATOR_TYPES);
}
}
/**
* Resolves a list of interceptors based on interception type and interceptor
* bindings
*
* @param type The interception type to resolve
* @param interceptorBindings The binding types to match
* @return A list of matching interceptors
* @see javax.enterprise.inject.spi.BeanManager#resolveInterceptors(javax.enterprise.inject.spi.InterceptionType,
* java.lang.annotation.Annotation[])
*/
public List> resolveInterceptors(InterceptionType type, Annotation... interceptorBindings) {
// We can always cache as this is only ever called by Weld where we avoid non-static inner classes for annotation literals
return new ArrayList>(interceptorResolver.resolve(new InterceptorResolvableBuilder(Object.class).setInterceptionType(type).addQualifiers(interceptorBindings).create(), isCacheable(interceptorBindings)));
}
/**
* Get the web bean resolver. For internal use
*
* @return The resolver
*/
public TypeSafeBeanResolver> getBeanResolver() {
return beanResolver;
}
/**
* Get the decorator resolver. For internal use
*
* @return The resolver
*/
public TypeSafeResolver> getDecoratorResolver() {
return decoratorResolver;
}
/**
* Get the observer resolver. For internal use
*
* @return The resolver
*/
public TypeSafeResolver> getObserverResolver() {
return observerResolver;
}
/**
* Gets a string representation
*
* @return A string representation
*/
@Override
public String toString() {
StringBuilder buffer = new StringBuilder();
buffer.append("Manager\n");
buffer.append("Enabled alternatives: " + getEnabled().getAlternativeClasses() + " " + getEnabled().getAlternativeStereotypes() + "\n");
buffer.append("Registered contexts: " + contexts.keySet() + "\n");
buffer.append("Registered beans: " + getBeans().size() + "\n");
return buffer.toString();
}
@Override
public boolean equals(Object obj) {
if (obj instanceof BeanManagerImpl) {
BeanManagerImpl that = (BeanManagerImpl) obj;
return this.getId().equals(that.getId());
} else {
return false;
}
}
@Override
public int hashCode() {
return getId().hashCode();
}
public BeanManagerImpl createActivity() {
BeanManagerImpl childActivity = newChildActivityManager(this);
childActivities.add(childActivity);
Container.instance().addActivity(childActivity);
return childActivity;
}
public BeanManagerImpl setCurrent(Class scopeType) {
if (!getServices().get(MetaAnnotationStore.class).getScopeModel(scopeType).isNormal()) {
throw new IllegalArgumentException(NON_NORMAL_SCOPE, scopeType);
}
currentActivities.add(new CurrentActivity(getContext(scopeType), this));
return this;
}
public BeanManagerImpl getCurrent() {
CurrentActivity activeCurrentActivity = null;
for (CurrentActivity currentActivity : currentActivities) {
if (currentActivity.getContext().isActive()) {
if (activeCurrentActivity == null)
activeCurrentActivity = currentActivity;
else
throw new IllegalStateException(TOO_MANY_ACTIVITIES, currentActivities);
}
}
if (activeCurrentActivity == null) {
return this;
} else {
return activeCurrentActivity.getManager();
}
}
public ServiceRegistry getServices() {
return services;
}
@SuppressWarnings({"deprecation", "unchecked"})
@Deprecated // should nto be used anymore
public Map, Contextual> getSpecializedBeans() {
BeansClosure closure = BeansClosure.getClosure(this);
return closure.getSpecialized();
}
// Serialization
protected Object readResolve() {
return Container.instance().activityManager(id);
}
public ClientProxyProvider getClientProxyProvider() {
return clientProxyProvider;
}
protected Map, List> getContexts() {
return contexts;
}
/**
* @return the namespaces
*/
protected List getNamespaces() {
return namespaces;
}
public Iterable getAccessibleNamespaces() {
// TODO Cache this
return createDynamicAccessibleIterable(new NamespaceTransform());
}
private Set getCurrentActivities() {
return currentActivities;
}
public String getId() {
return id;
}
public AtomicInteger getChildIds() {
return childIds;
}
public List> getObservers() {
return observers;
}
public Namespace getRootNamespace() {
// TODO I don't like this lazy init
if (rootNamespace == null) {
rootNamespace = new Namespace(createDynamicAccessibleIterable(new NamespaceTransform()));
}
return rootNamespace;
}
public InjectionTarget createInjectionTarget(AnnotatedType type) {
InjectionTarget injectionTarget = new SimpleInjectionTarget(getServices().get(ClassTransformer.class).loadClass(type), this);
getServices().get(InjectionTargetValidator.class).addInjectionTarget(injectionTarget);
return injectionTarget;
}
private InjectionTarget createMessageDrivenInjectionTarget(AnnotatedType type) {
return new MessageDrivenInjectionTarget(getServices().get(ClassTransformer.class).loadClass(type), this);
}
public InjectionTarget createInjectionTarget(EjbDescriptor descriptor) {
if (descriptor.isMessageDriven()) {
InjectionTarget injectionTarget = createMessageDrivenInjectionTarget(createAnnotatedType(descriptor.getBeanClass()));
getServices().get(InjectionTargetValidator.class).addInjectionTarget(injectionTarget);
return injectionTarget;
} else {
InjectionTarget injectionTarget = getBean(descriptor).getInjectionTarget();
getServices().get(InjectionTargetValidator.class).addInjectionTarget(injectionTarget);
return injectionTarget;
}
}
public Bean getMostSpecializedBean(Bean bean) {
BeansClosure closure = BeansClosure.getClosure(this);
//noinspection unchecked
return (Bean) closure.mostSpecialized(bean);
}
public void validate(InjectionPoint ij) {
try {
getServices().get(Validator.class).validateInjectionPoint(ij, this);
} catch (DeploymentException e) {
throw new InjectionException(e.getLocalizedMessage(), e.getCause());
}
}
public Set getInterceptorBindingDefinition(Class bindingType) {
InterceptorBindingModel model = getServices().get(MetaAnnotationStore.class).getInterceptorBindingModel(bindingType);
if (model.isValid()) {
return model.getMetaAnnotations();
} else {
throw new IllegalArgumentException(NOT_INTERCEPTOR_BINDING_TYPE, bindingType);
}
}
public Bean getPassivationCapableBean(String id) {
return getServices().get(ContextualStore.class)., Object>getContextual(id);
}
public Set getStereotypeDefinition(Class stereotype) {
final StereotypeModel model = getServices().get(MetaAnnotationStore.class).getStereotype(stereotype);
if (model.isValid()) {
return model.getMetaAnnotations();
} else {
throw new IllegalArgumentException(NOT_STEREOTYPE, stereotype);
}
}
public boolean isQualifier(Class annotationType) {
return getServices().get(MetaAnnotationStore.class).getBindingTypeModel(annotationType).isValid();
}
public boolean isInterceptorBinding(Class annotationType) {
return getServices().get(MetaAnnotationStore.class).getInterceptorBindingModel(annotationType).isValid();
}
public boolean isNormalScope(Class annotationType) {
ScopeModel scope = getServices().get(MetaAnnotationStore.class).getScopeModel(annotationType);
return scope.isValid() && scope.isNormal();
}
public boolean isPassivatingScope(Class annotationType) {
ScopeModel scope = getServices().get(MetaAnnotationStore.class).getScopeModel(annotationType);
return scope.isValid() && scope.isPassivating();
}
public boolean isScope(Class annotationType) {
return getServices().get(MetaAnnotationStore.class).getScopeModel(annotationType).isValid();
}
public boolean isStereotype(Class annotationType) {
return getServices().get(MetaAnnotationStore.class).getStereotype(annotationType).isValid();
}
public ELResolver getELResolver() {
return weldELResolver;
}
public ExpressionFactory wrapExpressionFactory(ExpressionFactory expressionFactory) {
return new WeldExpressionFactory(expressionFactory);
}
public WeldCreationalContext createCreationalContext(Contextual contextual) {
return new CreationalContextImpl(contextual);
}
public AnnotatedType createAnnotatedType(Class type) {
return getServices().get(ClassTransformer.class).loadClass(type);
}
public Bean resolve(Set> beans) {
Set> resolvedBeans = beanResolver.resolve(beans);
if (resolvedBeans.size() == 1) {
return resolvedBeans.iterator().next();
} else if (resolvedBeans.size() == 0) {
return null;
} else {
throw new AmbiguousResolutionException(AMBIGUOUS_BEANS_FOR_DEPENDENCY, beans);
}
}
public EjbDescriptor getEjbDescriptor(String beanName) {
return getServices().get(EjbDescriptors.class).get(beanName);
}
public SessionBean getBean(EjbDescriptor descriptor) {
return cast(getEnterpriseBeans().get(descriptor));
}
public void cleanup() {
services.cleanup();
this.accessibleManagers.clear();
this.beanResolver.clear();
this.beans.clear();
this.childActivities.clear();
this.clientProxyProvider.clear();
this.contexts.clear();
this.currentActivities.clear();
this.decoratorResolver.clear();
this.decorators.clear();
this.enterpriseBeans.clear();
this.interceptorResolver.clear();
this.interceptors.clear();
this.nameBasedResolver.clear();
this.namespaces.clear();
this.observerResolver.clear();
this.observers.clear();
BeansClosure.removeClosure(this);
}
public Map, InterceptionModel, ?>> getInterceptorModelRegistry() {
return interceptorModelRegistry;
}
public MetadataCachingReader getInterceptorMetadataReader() {
return interceptorMetadataReader;
}
public InjectionTarget fireProcessInjectionTarget(AnnotatedType annotatedType) {
return AbstractProcessInjectionTarget.fire(this, annotatedType, createInjectionTarget(annotatedType));
}
private static class InstanceInjectionPoint implements InjectionPoint, Serializable {
private static final InjectionPoint INSTANCE = new InstanceInjectionPoint();
private transient Type type;
private transient Set qualifiers;
public Type getType() {
if (type == null) {
this.type = new TypeLiteral>() {
}.getType();
}
return type;
}
public Set getQualifiers() {
if (qualifiers == null) {
this.qualifiers = Arrays2.asSet(DefaultLiteral.INSTANCE, AnyLiteral.INSTANCE);
}
return qualifiers;
}
public Bean getBean() {
return null;
}
public Member getMember() {
return null;
}
public Annotated getAnnotated() {
return null;
}
public boolean isDelegate() {
return false;
}
public boolean isTransient() {
return false;
}
}
public Instance
