hadoop ExitStatus 源码
haddop ExitStatus 代码
文件路径：/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/balancer/ExitStatus.java
/**
* 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.hdfs.server.balancer;
/**
* Exit status - The values associated with each exit status is directly mapped
* to the process's exit code in command line.
*/
public enum ExitStatus {
SUCCESS(0),
IN_PROGRESS(1),
ALREADY_RUNNING(-1),
NO_MOVE_BLOCK(-2),
NO_MOVE_PROGRESS(-3),
IO_EXCEPTION(-4),
ILLEGAL_ARGUMENTS(-5),
INTERRUPTED(-6),
UNFINALIZED_UPGRADE(-7);
private final int code;
private ExitStatus(int code) {
this.code = code;
}
/** @return the command line exit code. */
public int getExitCode() {
return code;
}
}
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