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.cloudstack.agent.lb.algorithm;
  
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.List;
  import java.util.Random;
  import org.apache.cloudstack.agent.lb.IndirectAgentLBAlgorithm;
  import org.apache.commons.collections.SetUtils;
  
  public class IndirectAgentLBShuffleAlgorithm implements IndirectAgentLBAlgorithm {
  
      @Override
      public List<String> sort(final List<String> msList, final List<Long> orderedHostList, final Long hostId) {
          final List<String> randomList = new ArrayList<>(msList);
          Collections.shuffle(randomList, new Random(System.currentTimeMillis()));
          return randomList;
      }
  
      @Override
      public String getName() {
          return "shuffle";
      }
  
      @Override
      public boolean compare(List<String> msList, List<String> receivedMsList) {
          return SetUtils.isEqualSet(msList, receivedMsList);
      }
  }
  