1/*
2 * Copyright (C) 2010 The Guava Authors
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.google.common.collect.testing;
18
19import com.google.common.annotations.GwtCompatible;
20
21import java.io.Serializable;
22
23/**
24 * Simple base class to verify that we handle generics correctly.
25 *
26 * @author Kevin Bourrillion
27 */
28@GwtCompatible
29public class BaseComparable implements Comparable<BaseComparable>, Serializable {
30  private final String s;
31
32  public BaseComparable(String s) {
33    this.s = s;
34  }
35
36  @Override public int hashCode() { // delegate to 's'
37    return s.hashCode();
38  }
39
40  @Override public boolean equals(Object other) {
41    if (other == null) {
42      return false;
43    } else if (other instanceof BaseComparable) {
44      return s.equals(((BaseComparable) other).s);
45    } else {
46      return false;
47    }
48  }
49
50  @Override
51  public int compareTo(BaseComparable o) {
52    return s.compareTo(o.s);
53  }
54
55  private static final long serialVersionUID = 0;
56}
57