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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.tuscany.sca.binding.hessian.provider;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import org.apache.tuscany.sca.binding.hessian.impl.HessianBinding;
import org.apache.tuscany.sca.interfacedef.Interface;
import org.apache.tuscany.sca.interfacedef.java.JavaOperation;
import org.apache.tuscany.sca.invocation.Invoker;
import org.apache.tuscany.sca.invocation.Message;
import com.caucho.hessian.client.HessianProxyFactory;
public class HessianBindingInvoker implements Invoker {
private String serviceURL;
private Interface homeImpl;
HessianBindingInvoker(Interface homeImpl, HessianBinding binding) {
this.serviceURL = binding.getURI();
this.homeImpl = homeImpl;
}
public Message invoke(Message msg) {
try {
Method method = ((JavaOperation)msg.getOperation()).getJavaMethod();
Object[] args = msg.getBody();
HessianProxyFactory proxyFactory = new HessianProxyFactory();
Object service = proxyFactory.create(loadClass(homeImpl.toString()), serviceURL);
Object result = null;
result = method.invoke(service, args);
msg.setBody(result);
} catch (Throwable e) {
e.printStackTrace();
if (e instanceof InvocationTargetException)
e = ((InvocationTargetException)e).getTargetException();
msg.setFaultBody(e);
}
return msg;
}
private Class loadClass(String className) {
ClassLoader loader = Thread.currentThread().getContextClassLoader();
try {
if (loader != null)
return Class.forName(className, false, loader);
else
return Class.forName(className);
} catch (Exception e) {
}
return null;
}
}
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