tez-api/src/main/java/org/apache/tez/dag/api/Scope.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.tez.dag.api;

import org.apache.hadoop.classification.InterfaceAudience.Private;

@Private
public enum Scope {
  // DO NOT CHANGE THE ORDER
  AM,       // can only been set at AM level 
  DAG,      // can been set at AM/DAG level
  VERTEX,   // can been set at AM/DAG/VERTEX level
  CLIENT,   // Client scope - only applicable on client
  TEST,     // Test scope - only applicable for testing, for example, MiniTezCluster
}