content: /**
   * 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.atlas.storm.hook;
  
  import org.apache.storm.Config;
  import org.apache.storm.ILocalCluster;
  import org.apache.storm.Testing;
  import org.apache.storm.generated.StormTopology;
  import org.apache.storm.testing.TestGlobalCount;
  import org.apache.storm.testing.TestWordCounter;
  import org.apache.storm.testing.TestWordSpout;
  import org.apache.storm.topology.TopologyBuilder;
  import org.apache.storm.utils.Utils;
  
  import java.util.HashMap;
  
  /**
   * An until to create a test topology.
   */
  final class StormTestUtil {
      private StormTestUtil() {
      }
  
      public static ILocalCluster createLocalStormCluster() {
          // start a local storm cluster
          HashMap<String, Object> localClusterConf = new HashMap<>();
          localClusterConf.put("nimbus-daemon", true);
          return Testing.getLocalCluster(localClusterConf);
      }
  
      public static StormTopology createTestTopology() {
          TopologyBuilder builder = new TopologyBuilder();
          builder.setSpout("words", new TestWordSpout(), 10);
          builder.setBolt("count", new TestWordCounter(), 3).shuffleGrouping("words");
          builder.setBolt("globalCount", new TestGlobalCount(), 2).shuffleGrouping("count");
  
          return builder.createTopology();
      }
  
      public static Config submitTopology(ILocalCluster stormCluster, String topologyName,
                                          StormTopology stormTopology) throws Exception {
          Config stormConf = new Config();
          stormConf.putAll(Utils.readDefaultConfig());
          stormConf.put("storm.cluster.mode", "local");
          stormConf.setDebug(true);
          stormConf.setMaxTaskParallelism(3);
          stormConf.put(Config.STORM_TOPOLOGY_SUBMISSION_NOTIFIER_PLUGIN,
                  org.apache.atlas.storm.hook.StormAtlasHook.class.getName());
  
          stormCluster.submitTopology(topologyName, stormConf, stormTopology);
  
          Thread.sleep(10000);
          return stormConf;
      }
  }
  