content: /*
   * Tencent is pleased to support the open source community by making Angel available.
   *
   * Copyright (C) 2017-2018 THL A29 Limited, a Tencent company. All rights reserved.
   *
   * Licensed 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
   *
   * https://opensource.org/licenses/Apache-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 com.tencent.angel.graph.utils;
  
  import it.unimi.dsi.fastutil.ints.IntComparator;
  
  public class LongIndexComparator implements IntComparator {
  
    private long[] array;
  
    public LongIndexComparator(long[] array) {
      this.array = array;
    }
  
    @Override
    public int compare(int i, int i1) {
      if (array[i] == array[i1]) {
        return 0;
      }
      return array[i] < array[i1] ? -1 : 1;
    }
  
    @Override
    public int compare(Integer o1, Integer o2) {
      if (array[o1] == array[o2]) {
        return 0;
      }
      return array[o1] < array[o2] ? -1 : 1;
    }
  }
  