org.springframework.remoting.rmi.RmiInvocationWrapper Maven / Gradle / Ivy
/*
* Copyright 2002-2007 the original author or authors.
*
* 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.springframework.remoting.rmi;
import java.lang.reflect.InvocationTargetException;
import java.rmi.RemoteException;
import org.springframework.remoting.support.RemoteInvocation;
import org.springframework.util.Assert;
/**
* Server-side implementation of {@link RmiInvocationHandler}. An instance
* of this class exists for each remote object. Automatically created
* by {@link RmiServiceExporter} for non-RMI service implementations.
*
* This is an SPI class, not to be used directly by applications.
*
* @author Juergen Hoeller
* @since 14.05.2003
* @see RmiServiceExporter
*/
class RmiInvocationWrapper implements RmiInvocationHandler {
private final Object wrappedObject;
private final RmiBasedExporter rmiExporter;
/**
* Create a new RmiInvocationWrapper for the given object
* @param wrappedObject the object to wrap with an RmiInvocationHandler
* @param rmiExporter the RMI exporter to handle the actual invocation
*/
public RmiInvocationWrapper(Object wrappedObject, RmiBasedExporter rmiExporter) {
Assert.notNull(wrappedObject, "Object to wrap is required");
Assert.notNull(rmiExporter, "RMI exporter is required");
this.wrappedObject = wrappedObject;
this.rmiExporter = rmiExporter;
}
/**
* Exposes the exporter's service interface, if any, as target interface.
* @see RmiBasedExporter#getServiceInterface()
*/
public String getTargetInterfaceName() {
Class ifc = this.rmiExporter.getServiceInterface();
return (ifc != null ? ifc.getName() : null);
}
/**
* Delegates the actual invocation handling to the RMI exporter.
* @see RmiBasedExporter#invoke(org.springframework.remoting.support.RemoteInvocation, Object)
*/
public Object invoke(RemoteInvocation invocation)
throws RemoteException, NoSuchMethodException, IllegalAccessException, InvocationTargetException {
return this.rmiExporter.invoke(invocation, this.wrappedObject);
}
}