package org.apachi.onami.lifecycle.warmup;
   
   /*
    * 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.
   */
  
  import javax.inject.Inject;
  import javax.inject.Singleton;
  
  import java.util.ArrayList;
  import java.util.HashSet;
  import java.util.List;
  import java.util.Set;
  
  @Singleton
  public class Recorder
  {
  
      private final List<String> recordings = new ArrayList<String>();
  
      private final List<String> interruptions = new ArrayList<String>();
  
      private final RecorderSleepSettings recorderSleepSettings;
  
      private final Set<Set<String>> concurrents = new HashSet<Set<String>>();
  
      private final Set<String> activeConcurrents = new HashSet<String>();
  
      @Inject
      public Recorder( RecorderSleepSettings recorderSleepSettings )
      {
          this.recorderSleepSettings = recorderSleepSettings;
      }
  
      public synchronized void record( String s )
          throws InterruptedException
      {
  
          recordings.add( s );
  
          long sleepMs = recorderSleepSettings.getSleepMsFor( s );
  
          activeConcurrents.add( s );
          try
          {
              concurrents.add( new HashSet<String>( activeConcurrents ) );
              Thread.sleep( sleepMs );
          }
          catch ( InterruptedException e )
          {
              interruptions.add( s );
              throw e;
          }
          finally
          {
              activeConcurrents.remove( s );
          }
      }
  
      public synchronized List<String> getRecordings()
      {
          return new ArrayList<String>( recordings );
      }
  
      public synchronized List<String> getInterruptions()
      {
          return new ArrayList<String>( interruptions );
      }
  
      public synchronized Set<Set<String>> getConcurrents()
      {
          return new HashSet<Set<String>>( concurrents );
      }
  
  }