/***********************************************************************************************************************
* 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.pact.runtime.task.chaining;
/**
* A special exception to indicate that an exception occurred in the nested call of a chained stub.
* The exception's only purpose is to be identifiable as such and to carry the cause exception.
*
*/
public class ExceptionInChainedStubException extends RuntimeException
{
private static final long serialVersionUID = -7966910518892776903L;
private String taskName;
private Exception exception;
/**
* Creates a new ExceptionInChainedStubException with the given cause.
*
* @param cause The causing exception.
*/
public ExceptionInChainedStubException(String taskName, Exception wrappedException) {
super();
this.taskName = taskName;
this.exception = wrappedException;
}
public String getTaskName() {
return taskName;
}
public Exception getWrappedException() {
return exception;
}
public static Exception exceptionUnwrap(Exception e) {
if (e instanceof ExceptionInChainedStubException) {
return exceptionUnwrap(((ExceptionInChainedStubException) e).getWrappedException());
}
return e;
}
}