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DSConstants.java
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DSConstants.java
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/**
* 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.yarn.applications.distributedshell;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
/**
* Constants used in both Client and Application Master
*/
@InterfaceAudience.Public
@InterfaceStability.Unstable
public class DSConstants {
/**
* Environment key name pointing to the shell script's location
*/
public static final String DISTRIBUTEDSHELLSCRIPTLOCATION = "DISTRIBUTEDSHELLSCRIPTLOCATION";
/**
* Environment key name denoting the file timestamp for the shell script.
* Used to validate the local resource.
*/
public static final String DISTRIBUTEDSHELLSCRIPTTIMESTAMP = "DISTRIBUTEDSHELLSCRIPTTIMESTAMP";
/**
* Environment key name denoting the file content length for the shell script.
* Used to validate the local resource.
*/
public static final String DISTRIBUTEDSHELLSCRIPTLEN = "DISTRIBUTEDSHELLSCRIPTLEN";
}