| /** |
| * 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.hadoop.mapreduce.jobhistory; |
| |
| import org.apache.avro.util.Utf8; |
| import org.apache.hadoop.classification.InterfaceAudience; |
| import org.apache.hadoop.classification.InterfaceStability; |
| import org.apache.hadoop.mapreduce.Counters; |
| import org.apache.hadoop.mapreduce.TaskAttemptID; |
| import org.apache.hadoop.mapreduce.TaskID; |
| import org.apache.hadoop.mapreduce.TaskType; |
| |
| /** |
| * Event to record the successful completion of a task |
| * |
| */ |
| @InterfaceAudience.Private |
| @InterfaceStability.Unstable |
| public class TaskFinishedEvent implements HistoryEvent { |
| |
| private TaskFinished datum = null; |
| |
| private TaskID taskid; |
| private TaskAttemptID successfulAttemptId; |
| private long finishTime; |
| private TaskType taskType; |
| private String status; |
| private Counters counters; |
| |
| /** |
| * Create an event to record the successful completion of a task |
| * @param id Task ID |
| * @param attemptId Task Attempt ID of the successful attempt for this task |
| * @param finishTime Finish time of the task |
| * @param taskType Type of the task |
| * @param status Status string |
| * @param counters Counters for the task |
| */ |
| public TaskFinishedEvent(TaskID id, TaskAttemptID attemptId, long finishTime, |
| TaskType taskType, |
| String status, Counters counters) { |
| this.taskid = id; |
| this.successfulAttemptId = attemptId; |
| this.finishTime = finishTime; |
| this.taskType = taskType; |
| this.status = status; |
| this.counters = counters; |
| } |
| |
| TaskFinishedEvent() {} |
| |
| public Object getDatum() { |
| if (datum == null) { |
| datum = new TaskFinished(); |
| datum.taskid = new Utf8(taskid.toString()); |
| if(successfulAttemptId != null) |
| { |
| datum.successfulAttemptId = new Utf8(successfulAttemptId.toString()); |
| } |
| datum.finishTime = finishTime; |
| datum.counters = EventWriter.toAvro(counters); |
| datum.taskType = new Utf8(taskType.name()); |
| datum.status = new Utf8(status); |
| } |
| return datum; |
| } |
| |
| public void setDatum(Object oDatum) { |
| this.datum = (TaskFinished)oDatum; |
| this.taskid = TaskID.forName(datum.taskid.toString()); |
| if (datum.successfulAttemptId != null) { |
| this.successfulAttemptId = TaskAttemptID |
| .forName(datum.successfulAttemptId.toString()); |
| } |
| this.finishTime = datum.finishTime; |
| this.taskType = TaskType.valueOf(datum.taskType.toString()); |
| this.status = datum.status.toString(); |
| this.counters = EventReader.fromAvro(datum.counters); |
| } |
| |
| /** Get task id */ |
| public TaskID getTaskId() { return taskid; } |
| /** Get successful task attempt id */ |
| public TaskAttemptID getSuccessfulTaskAttemptId() { |
| return successfulAttemptId; |
| } |
| /** Get the task finish time */ |
| public long getFinishTime() { return finishTime; } |
| /** Get task counters */ |
| public Counters getCounters() { return counters; } |
| /** Get task type */ |
| public TaskType getTaskType() { |
| return taskType; |
| } |
| /** Get task status */ |
| public String getTaskStatus() { return status.toString(); } |
| /** Get event type */ |
| public EventType getEventType() { |
| return EventType.TASK_FINISHED; |
| } |
| |
| |
| } |