This repository has been archived by the owner on Jan 13, 2022. It is now read-only.
/
CompositeTaskTrackerInstrumentation.java
85 lines (73 loc) · 2.55 KB
/
CompositeTaskTrackerInstrumentation.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
/**
* 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.mapred;
import java.io.File;
import java.util.List;
/**
* This TaskTrackerInstrumentation subclass forwards all the events it
* receives to a list of instrumentation objects, and can thus be used to
* attack multiple instrumentation objects to a TaskTracker.
*/
class CompositeTaskTrackerInstrumentation extends TaskTrackerInstrumentation {
private List<TaskTrackerInstrumentation> instrumentations;
public CompositeTaskTrackerInstrumentation(TaskTracker tt,
List<TaskTrackerInstrumentation> instrumentations) {
super(tt);
this.instrumentations = instrumentations;
}
// Package-private getter methods for tests
List<TaskTrackerInstrumentation> getInstrumentations() {
return instrumentations;
}
@Override
public void completeTask(TaskAttemptID t) {
for (TaskTrackerInstrumentation tti: instrumentations) {
tti.completeTask(t);
}
}
@Override
public void timedoutTask(TaskAttemptID t) {
for (TaskTrackerInstrumentation tti: instrumentations) {
tti.timedoutTask(t);
}
}
@Override
public void taskFailedPing(TaskAttemptID t) {
for (TaskTrackerInstrumentation tti: instrumentations) {
tti.taskFailedPing(t);
}
}
@Override
public void reportTaskLaunch(TaskAttemptID t, File stdout, File stderr) {
for (TaskTrackerInstrumentation tti: instrumentations) {
tti.reportTaskLaunch(t, stdout, stderr);
}
}
@Override
public void reportTaskEnd(TaskAttemptID t) {
for (TaskTrackerInstrumentation tti: instrumentations) {
tti.reportTaskEnd(t);
}
}
@Override
public void statusUpdate(Task task, TaskStatus taskStatus) {
for (TaskTrackerInstrumentation tti: instrumentations) {
tti.statusUpdate(task, taskStatus);
}
}
}