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1   /**
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *     http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  package org.apache.hadoop.hbase.master;
19  
20  
21  import org.apache.hadoop.hbase.ServerName;
22  
23  /**
24   * Data structure that holds servername and 'load'.
25   */
26  class ServerAndLoad implements Comparable<ServerAndLoad> {
27    private final ServerName sn;
28    private final int load;
29  
30    ServerAndLoad(final ServerName sn, final int load) {
31      this.sn = sn;
32      this.load = load;
33    }
34  
35    ServerName getServerName() {
36      return this.sn;
37    }
38  
39    int getLoad() {
40      return this.load;
41    }
42  
43    @Override
44    public int compareTo(ServerAndLoad other) {
45      int diff = this.load - other.load;
46      return diff != 0 ? diff : this.sn.compareTo(other.getServerName());
47    }
48  }