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Add bean structures and lifecycle for enterprise resources
git-svn-id: http://anonsvn.jboss.org/repos/weld/ri/trunk@2387 1c488680-804c-0410-94cd-c6b725194a0e
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impl/src/main/java/org/jboss/webbeans/bean/ee/AbstractJavaEEResourceBean.java
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| /* | ||
| * JBoss, Home of Professional Open Source | ||
| * Copyright 2008, Red Hat Middleware LLC, 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.webbeans.bean.ee; | ||
|
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| import java.lang.annotation.Annotation; | ||
| import java.lang.reflect.Type; | ||
| import java.util.Collections; | ||
| import java.util.HashSet; | ||
| import java.util.Set; | ||
|
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| import javassist.util.proxy.MethodHandler; | ||
| import javassist.util.proxy.ProxyFactory; | ||
| import javassist.util.proxy.ProxyObject; | ||
|
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| import javax.context.CreationalContext; | ||
| import javax.context.Dependent; | ||
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| import org.jboss.webbeans.ManagerImpl; | ||
| import org.jboss.webbeans.bean.RIBean; | ||
| import org.jboss.webbeans.bootstrap.BeanDeployerEnvironment; | ||
| import org.jboss.webbeans.injection.AnnotatedInjectionPoint; | ||
| import org.jboss.webbeans.util.Proxies; | ||
|
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| /** | ||
| * Representation of a Java EE Resource bean | ||
| * | ||
| * @author Pete Muir | ||
| * | ||
| */ | ||
| public abstract class AbstractJavaEEResourceBean<T> extends RIBean<T> | ||
| { | ||
|
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| private final Class<? extends Annotation> deploymentType; | ||
| private final Set<Annotation> bindings; | ||
| private final Class<T> type; | ||
| private final Set<Type> types; | ||
| private final Class<T> proxyClass; | ||
|
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| /** | ||
| * @param manager the manager used to create this bean | ||
| * @param deploymentType the deployment type of the bean | ||
| * @param bindings the bindings of bean | ||
| * @param type the concrete type of the bean | ||
| */ | ||
| public AbstractJavaEEResourceBean(ManagerImpl manager, Class<? extends Annotation> deploymentType, Set<Annotation> bindings, Class<T> type) | ||
| { | ||
| super(manager); | ||
| this.deploymentType = deploymentType; | ||
| this.bindings = bindings; | ||
| this.type = type; | ||
| this.types = new HashSet<Type>(); | ||
| types.add(type); | ||
|
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| ProxyFactory proxyFactory = Proxies.getProxyFactory(types); | ||
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| @SuppressWarnings("unchecked") | ||
| Class<T> proxyClass = proxyFactory.createClass(); | ||
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| this.proxyClass = proxyClass; | ||
| } | ||
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| @Override | ||
| public Set<Annotation> getBindings() | ||
| { | ||
| return bindings; | ||
| } | ||
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| @Override | ||
| public Class<? extends Annotation> getScopeType() | ||
| { | ||
| return Dependent.class; | ||
| } | ||
|
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| @Override | ||
| public String getName() | ||
| { | ||
| return null; | ||
| } | ||
|
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| @Override | ||
| public Class<? extends Annotation> getDeploymentType() | ||
| { | ||
| return deploymentType; | ||
| } | ||
|
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| @Override | ||
| public Class<T> getType() | ||
| { | ||
| return type; | ||
| } | ||
|
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| @Override | ||
| public Set<? extends Type> getTypes() | ||
| { | ||
| return types; | ||
| } | ||
|
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| @Override | ||
| public boolean isSpecializing() | ||
| { | ||
| return false; | ||
| } | ||
|
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| @Override | ||
| public RIBean<?> getSpecializedBean() | ||
| { | ||
| return null; | ||
| } | ||
|
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| @Override | ||
| public boolean isDependent() | ||
| { | ||
| return true; | ||
| } | ||
|
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| @Override | ||
| public Set<AnnotatedInjectionPoint<?, ?>> getInjectionPoints() | ||
| { | ||
| return Collections.emptySet(); | ||
| } | ||
|
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| @Override | ||
| public boolean isNullable() | ||
| { | ||
| return true; | ||
| } | ||
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| @Override | ||
| public boolean isPrimitive() | ||
| { | ||
| return false; | ||
| } | ||
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| @Override | ||
| public boolean isSerializable() | ||
| { | ||
| return true; | ||
| } | ||
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| @Override | ||
| public boolean isProxyable() | ||
| { | ||
| return false; | ||
| } | ||
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| protected Class<T> getProxyClass() | ||
| { | ||
| return proxyClass; | ||
| } | ||
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| public T create(CreationalContext<T> creationalContext) | ||
| { | ||
| T instance; | ||
| try | ||
| { | ||
| instance = getProxyClass().newInstance(); | ||
| } | ||
| catch (InstantiationException e) | ||
| { | ||
| throw new RuntimeException("Error creating proxy for " + this, e); | ||
| } | ||
| catch (IllegalAccessException e) | ||
| { | ||
| throw new RuntimeException("Error creating proxy for " + this, e); | ||
| } | ||
| ((ProxyObject) instance).setHandler(newMethodHandler()); | ||
| return instance; | ||
| } | ||
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| protected abstract MethodHandler newMethodHandler(); | ||
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| @Override | ||
| public void initialize(BeanDeployerEnvironment environment) | ||
| { | ||
| // TODO Auto-generated method stub | ||
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| } | ||
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| public void destroy(T instance) | ||
| { | ||
|
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| } | ||
|
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| } |
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