/**
* 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.server.tasktracker.userlogs;
import org.apache.hadoop.mapred.TaskTracker;
/**
* A directive from the various components of {@link TaskTracker} to the
* {@link UserLogManager} to inform about an event.
*/
public abstract class UserLogEvent {
public enum EventType {
JVM_FINISHED,
JOB_STARTED,
JOB_COMPLETED,
DELETE_JOB,
};
private EventType eventType;
protected UserLogEvent(EventType eventType) {
this.eventType = eventType;
}
/**
* Return the {@link EventType}.
* @return the {@link EventType}.
*/
public EventType getEventType() {
return eventType;
}
}