| /* |
| * 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.api.records.timelineservice; |
| |
| import org.apache.hadoop.classification.InterfaceAudience; |
| import org.apache.hadoop.classification.InterfaceStability; |
| |
| /** |
| * Defines type of entity. |
| */ |
| @InterfaceAudience.Public |
| @InterfaceStability.Unstable |
| public enum TimelineEntityType { |
| YARN_CLUSTER, |
| YARN_FLOW_RUN, |
| YARN_APPLICATION, |
| YARN_APPLICATION_ATTEMPT, |
| YARN_CONTAINER, |
| YARN_USER, |
| YARN_QUEUE, |
| YARN_FLOW_ACTIVITY; |
| |
| /** |
| * Whether the input type can be a parent of this entity. |
| * |
| * @param type entity type. |
| * @return true, if this entity type is parent of passed entity type, false |
| * otherwise. |
| */ |
| public boolean isParent(TimelineEntityType type) { |
| switch (this) { |
| case YARN_CLUSTER: |
| return false; |
| case YARN_FLOW_RUN: |
| return YARN_FLOW_RUN == type || YARN_CLUSTER == type; |
| case YARN_APPLICATION: |
| return YARN_FLOW_RUN == type || YARN_CLUSTER == type; |
| case YARN_APPLICATION_ATTEMPT: |
| return YARN_APPLICATION == type; |
| case YARN_CONTAINER: |
| return YARN_APPLICATION_ATTEMPT == type; |
| case YARN_QUEUE: |
| return YARN_QUEUE == type; |
| default: |
| return false; |
| } |
| } |
| |
| /** |
| * Whether the input type can be a child of this entity. |
| * |
| * @param type entity type. |
| * @return true, if this entity type is child of passed entity type, false |
| * otherwise. |
| */ |
| public boolean isChild(TimelineEntityType type) { |
| switch (this) { |
| case YARN_CLUSTER: |
| return YARN_FLOW_RUN == type || YARN_APPLICATION == type; |
| case YARN_FLOW_RUN: |
| return YARN_FLOW_RUN == type || YARN_APPLICATION == type; |
| case YARN_APPLICATION: |
| return YARN_APPLICATION_ATTEMPT == type; |
| case YARN_APPLICATION_ATTEMPT: |
| return YARN_CONTAINER == type; |
| case YARN_CONTAINER: |
| return false; |
| case YARN_QUEUE: |
| return YARN_QUEUE == type; |
| default: |
| return false; |
| } |
| } |
| |
| /** |
| * Whether the type of this entity matches the type indicated by the input |
| * argument. |
| * |
| * @param typeString entity type represented as a string. |
| * @return true, if string representation of this entity type matches the |
| * entity type passed. |
| */ |
| public boolean matches(String typeString) { |
| return toString().equals(typeString); |
| } |
| } |