content: /*
   * Copyright (C) 2010-2101 Alibaba Group Holding Limited.
   *
   * 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
   *
   *     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 com.alibaba.otter.shared.common.model.config.data;
  
  import java.util.Comparator;
  
  /**
   * 按照源表的dataMeia的mode模式进行排序
   * 
   * @author jianghang 2013-9-13 下午2:10:52
   * @since 4.2.3
   */
  public class DataMediaPairComparable implements Comparator<DataMediaPair> {
  
      public int compare(DataMediaPair o1, DataMediaPair o2) {
          int s1 = o1.getSource().getNamespaceMode().getMode().getValue()
                   + o1.getSource().getNameMode().getMode().getValue();
  
          int s2 = o2.getSource().getNamespaceMode().getMode().getValue()
                   + o2.getSource().getNameMode().getMode().getValue();
  
          if (s1 < s2) {
              return -1;
          } else if (s1 > s2) {
              return 1;
          } else {
              return o1.getId().compareTo(o2.getId());
          }
      }
  
  }
  