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/*
* JBoss, Home of Professional Open Source
* Copyright 2008, 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.weld.bean.proxy;
import javassist.bytecode.ClassFile;
import org.jboss.weld.exceptions.WeldException;
import org.jboss.weld.util.bytecode.MethodInformation;
import org.jboss.weld.util.bytecode.MethodUtils;
import org.jboss.weld.util.bytecode.RuntimeMethodInformation;
import javax.enterprise.inject.spi.Bean;
import java.lang.reflect.Method;
/**
* This factory produces client proxies specific for enterprise beans, in
* particular session beans. It adds the interface
* {@link EnterpriseBeanInstance} on the proxy.
*
* @author David Allen
*/
public class EnterpriseProxyFactory extends ProxyFactory {
/**
* Produces a factory for a specific bean implementation.
*
* @param proxiedBeanType the actual enterprise bean
*/
public EnterpriseProxyFactory(Class proxiedBeanType, Bean bean) {
super(proxiedBeanType, bean.getTypes(), bean);
}
@Override
protected void addSpecialMethods(ClassFile proxyClassType) {
super.addSpecialMethods(proxyClassType);
// Add methods for the EnterpriseBeanInstance interface
try {
proxyClassType.addInterface(EnterpriseBeanInstance.class.getName());
for (Method method : EnterpriseBeanInstance.class.getDeclaredMethods()) {
log.trace("Adding method " + method);
MethodInformation methodInfo = new RuntimeMethodInformation(method);
proxyClassType.addMethod(MethodUtils.makeMethod(methodInfo, method.getExceptionTypes(), createInterceptorBody(proxyClassType, methodInfo), proxyClassType.getConstPool()));
}
} catch (Exception e) {
throw new WeldException(e);
}
}
}