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1   package org.apache.archiva.rest.services.utils;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *  http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import org.apache.archiva.rest.api.model.AdminRepositoryConsumer;
23  
24  import java.util.Comparator;
25  
26  /**
27   * AdminRepositoryConsumerComparator 
28   *
29   *
30   */
31  public class AdminRepositoryConsumerComparator
32      implements Comparator<AdminRepositoryConsumer>
33  {
34      private static AdminRepositoryConsumerComparatororyConsumerComparator.html#AdminRepositoryConsumerComparator">AdminRepositoryConsumerComparator INSTANCE = new AdminRepositoryConsumerComparator();
35  
36      public static AdminRepositoryConsumerComparator getInstance()
37      {
38          return INSTANCE;
39      }
40  
41      @Override
42      public int compare( AdminRepositoryConsumer/../../org/apache/archiva/rest/api/model/AdminRepositoryConsumer.html#AdminRepositoryConsumer">AdminRepositoryConsumer o1, AdminRepositoryConsumer o2 )
43      {
44          if ( o1 == null && o2 == null )
45          {
46              return 0;
47          }
48  
49          if ( o1 == null && o2 != null )
50          {
51              return 1;
52          }
53  
54          if ( o1 != null && o2 == null )
55          {
56              return -1;
57          }
58  
59          String id1 = o1.getId();
60          String id2 = o2.getId();
61          return id1.compareToIgnoreCase( id2 );
62      }
63  }