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DefaultGiraphJobRetryChecker xref
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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *     http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  
19  package org.apache.giraph.job;
20  
21  import org.apache.hadoop.mapreduce.Job;
22  
23  /**
24   * Default implementation of {@link GiraphJobRetryChecker},
25   * which never retries the job.
26   */
27  public class DefaultGiraphJobRetryChecker implements GiraphJobRetryChecker {
28    @Override
29    public boolean shouldRetry(Job submittedJob, int tryCount) {
30      // By default, don't retry failed jobs
31      return false;
32    }
33  
34    @Override
35    public String shouldRestartCheckpoint(Job lastAttempt) {
36      return null;
37    }
38  
39  }