| /** |
| * 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.server.resourcemanager.preprocessor; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| import org.apache.hadoop.yarn.api.records.ApplicationId; |
| import org.apache.hadoop.yarn.api.records.ApplicationSubmissionContext; |
| |
| |
| |
| /** |
| * This processor will add the tag to application submission context. |
| */ |
| class TagAddProcessor implements ContextProcessor { |
| @Override |
| public void process(String host, String value, ApplicationId applicationId, |
| ApplicationSubmissionContext submissionContext) { |
| Set<String> applicationTags = submissionContext.getApplicationTags(); |
| if (applicationTags == null) { |
| applicationTags = new HashSet<>(); |
| } else { |
| applicationTags = new HashSet<>(applicationTags); |
| } |
| applicationTags.add(value); |
| submissionContext.setApplicationTags(applicationTags); |
| } |
| } |