/*
* JBoss, Home of Professional Open Source
* Copyright 2009, Red Hat, Inc. and/or its affiliates, 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.as.weld.ejb;
import java.util.HashMap;
import java.util.Map;
import javax.enterprise.context.spi.CreationalContext;
import javax.enterprise.inject.spi.Interceptor;
import org.jboss.as.ee.component.ComponentInstance;
import org.jboss.as.ejb3.component.stateful.SerializedCdiInterceptorsKey;
import org.jboss.as.weld.WeldBootstrapService;
import org.jboss.invocation.InterceptorContext;
import org.jboss.msc.value.InjectedValue;
import org.jboss.weld.bean.SessionBean;
import org.jboss.weld.ejb.spi.EjbDescriptor;
import org.jboss.weld.ejb.spi.InterceptorBindings;
import org.jboss.weld.manager.BeanManagerImpl;
import org.jboss.weld.serialization.spi.ContextualStore;
import org.jboss.weld.serialization.spi.helpers.SerializableContextualInstance;
/**
* Interceptor that creates the CDI interceptors and attaches them to the component
*
* @author Marius Bogoevici
* @author Stuart Douglas
*/
public class Jsr299BindingsCreateInterceptor implements org.jboss.invocation.Interceptor {
private final InjectedValue<WeldBootstrapService> weldContainer = new InjectedValue<WeldBootstrapService>();
private final InjectedValue<InterceptorBindings> interceptorBindings = new InjectedValue<InterceptorBindings>();
private final String beanArchiveId;
private final String ejbName;
public Jsr299BindingsCreateInterceptor(String beanArchiveId, String ejbName) {
this.beanArchiveId = beanArchiveId;
this.ejbName = ejbName;
}
private void addInterceptorInstance(Interceptor<Object> interceptor, BeanManagerImpl beanManager, Map<String, SerializableContextualInstance<Interceptor<Object>, Object>> instances, final CreationalContext<Object> creationalContext) {
Object instance = beanManager.getReference(interceptor, interceptor.getBeanClass(), creationalContext, true);
SerializableContextualInstance<Interceptor<Object>, Object> serializableContextualInstance
= beanManager.getServices().get(ContextualStore.class).<Interceptor<Object>, Object>getSerializableContextualInstance(interceptor, instance, creationalContext);
instances.put(interceptor.getBeanClass().getName(), serializableContextualInstance);
}
@Override
public Object processInvocation(InterceptorContext interceptorContext) throws Exception {
BeanManagerImpl beanManager = this.weldContainer.getValue().getBeanManager(beanArchiveId);
//this is not always called with the deployments TCCL set
//which causes weld to blow up
SessionBean<Object> bean = null;
if (ejbName != null) {
EjbDescriptor<Object> descriptor = beanManager.getEjbDescriptor(this.ejbName);
if (descriptor != null) {
bean = beanManager.getBean(descriptor);
}
}
InterceptorBindings interceptorBindings = this.interceptorBindings.getValue();
final ComponentInstance componentInstance = interceptorContext.getPrivateData(ComponentInstance.class);
WeldInterceptorInstances existing = (WeldInterceptorInstances) componentInstance.getInstanceData(SerializedCdiInterceptorsKey.class);
if (existing == null) {
CreationalContext<Object> creationalContext = beanManager.createCreationalContext(bean);
HashMap<String, SerializableContextualInstance<Interceptor<Object>, Object>> interceptorInstances = new HashMap<String, SerializableContextualInstance<Interceptor<Object>, Object>>();
if (interceptorBindings != null) {
for (Interceptor<?> interceptor : interceptorBindings.getAllInterceptors()) {
addInterceptorInstance((Interceptor<Object>) interceptor, beanManager, interceptorInstances, creationalContext);
}
}
WeldInterceptorInstances instances = new WeldInterceptorInstances(creationalContext, interceptorInstances);
componentInstance.setInstanceData(SerializedCdiInterceptorsKey.class, instances);
}
return interceptorContext.proceed();
}
public InjectedValue<WeldBootstrapService> getWeldContainer() {
return weldContainer;
}
public InjectedValue<InterceptorBindings> getInterceptorBindings() {
return interceptorBindings;
}
}