| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.atlas.util; |
| |
| import org.apache.atlas.annotation.AtlasService; |
| import org.apache.atlas.discovery.SearchContext; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.Set; |
| |
| @AtlasService |
| public class SearchTracker { |
| private Map<String, SearchContext> activeSearches = new HashMap<>(); |
| |
| /** |
| * |
| * @param context |
| */ |
| public String add(SearchContext context) { |
| String searchId = Thread.currentThread().getName(); |
| |
| activeSearches.put(searchId, context); |
| |
| return searchId; |
| } |
| |
| /** |
| * |
| * @param searchId |
| * @return |
| */ |
| public SearchContext terminate(String searchId) { |
| SearchContext ret = null; |
| |
| if (activeSearches.containsKey(searchId)) { |
| SearchContext pipelineToTerminate = activeSearches.remove(searchId); |
| |
| pipelineToTerminate.terminateSearch(true); |
| |
| ret = pipelineToTerminate; |
| } |
| |
| return ret; |
| } |
| |
| public SearchContext remove(String id) { |
| return activeSearches.remove(id); |
| } |
| |
| /** |
| * |
| * @return |
| */ |
| public Set<String> getActiveSearches() { |
| return activeSearches.keySet(); |
| } |
| } |