/***********************************************************************************************************************
*
* Copyright (C) 2010-2013 by the Stratosphere project (http://stratosphere.eu)
*
* 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 eu.stratosphere.nephele.rpc;
/**
* This message is used to transport an exception of a remote procedure call back to the caller.
* <p>
* This message is thread-safe.
*/
final class RPCThrowable extends RPCResponse {
/**
* The exception to be transported.
*/
private final Throwable throwable;
/**
* Constructs a new RPC exception message.
*
* @param messageID
* the message ID
* @param throwable
* the exception to be transported
*/
RPCThrowable(final int messageID, final Throwable throwable) {
super(messageID);
this.throwable = throwable;
}
/**
* The default constructor required by kryo.
*/
private RPCThrowable() {
super(0);
this.throwable = null;
}
/**
* Returns the transported exception.
*
* @return the transported exception
*/
Throwable getThrowable() {
return this.throwable;
}
}