| /** |
| * 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.tez.dag.app.dag; |
| |
| |
| /** |
| * Represents proximate cause of a DAG transition to FAILED or KILLED. |
| */ |
| public enum DAGTerminationCause { |
| |
| /** DAG was directly killed. */ |
| DAG_KILL(DAGState.KILLED), |
| |
| /** A vertex failed. */ |
| VERTEX_FAILURE(DAGState.FAILED), |
| |
| /** DAG failed due as it had zero vertices. */ |
| ZERO_VERTICES(DAGState.FAILED), |
| |
| /** DAG failed during init. */ |
| INIT_FAILURE(DAGState.FAILED), |
| |
| /** DAG failed during output commit. */ |
| COMMIT_FAILURE(DAGState.FAILED), |
| |
| /** In some cases, vertex could not rerun, e.g. its output been committed as a shared output of vertex group */ |
| VERTEX_RERUN_AFTER_COMMIT(DAGState.FAILED), |
| |
| VERTEX_RERUN_IN_COMMITTING(DAGState.FAILED), |
| |
| /** DAG failed while trying to write recovery events */ |
| RECOVERY_FAILURE(DAGState.FAILED), |
| |
| INTERNAL_ERROR(DAGState.ERROR); |
| |
| private DAGState finishedState; |
| |
| DAGTerminationCause(DAGState finishedState) { |
| this.finishedState = finishedState; |
| } |
| |
| public DAGState getFinishedState() { |
| return finishedState; |
| } |
| } |