org.apache.flink.runtime.operators.chaining.ExceptionInChainedStubException Maven / Gradle / Ivy
/*
* 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.flink.runtime.operators.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;
public ExceptionInChainedStubException(String taskName, Exception wrappedException) {
super("Exception in chained task '" + taskName + "'", exceptionUnwrap(wrappedException));
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;
}
}