/*
* Copyright 2002-2008 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.support;
/**
* Abstract base class for classes that access a remote service.
* Provides a "serviceInterface" bean property.
*
* <p>Note that the service interface being used will show some signs of
* remotability, like the granularity of method calls that it offers.
* Furthermore, it has to have serializable arguments etc.
*
* <p>Accessors are supposed to throw Spring's generic
* {@link org.springframework.remoting.RemoteAccessException} in case
* of remote invocation failure, provided that the service interface
* does not declare <code>java.rmi.RemoteException</code>.
*
* @author Juergen Hoeller
* @since 13.05.2003
* @see org.springframework.remoting.RemoteAccessException
* @see java.rmi.RemoteException
*/
public abstract class RemoteAccessor extends RemotingSupport {
private Class serviceInterface;
/**
* Set the interface of the service to access.
* The interface must be suitable for the particular service and remoting strategy.
* <p>Typically required to be able to create a suitable service proxy,
* but can also be optional if the lookup returns a typed proxy.
*/
public void setServiceInterface(Class serviceInterface) {
if (serviceInterface != null && !serviceInterface.isInterface()) {
throw new IllegalArgumentException("'serviceInterface' must be an interface");
}
this.serviceInterface = serviceInterface;
}
/**
* Return the interface of the service to access.
*/
public Class getServiceInterface() {
return this.serviceInterface;
}
}
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