1 /*
2  * Copyright 2012, Google Inc.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are
7  * met:
8  *
9  *     * Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  *     * Redistributions in binary form must reproduce the above
12  * copyright notice, this list of conditions and the following disclaimer
13  * in the documentation and/or other materials provided with the
14  * distribution.
15  *     * Neither the name of Google Inc. nor the names of its
16  * contributors may be used to endorse or promote products derived from
17  * this software without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 package org.jf.dexlib2.base;
33 
34 import org.jf.dexlib2.iface.AnnotationElement;
35 
36 import javax.annotation.Nonnull;
37 import java.util.Comparator;
38 
39 public abstract class BaseAnnotationElement implements AnnotationElement {
40     @Override
hashCode()41     public int hashCode() {
42         int hashCode = getName().hashCode();
43         return hashCode*31 + getValue().hashCode();
44     }
45 
46     @Override
equals(Object o)47     public boolean equals(Object o) {
48         if (o != null && o instanceof AnnotationElement) {
49             AnnotationElement other = (AnnotationElement)o;
50             return getName().equals(other.getName()) &&
51                    getValue().equals(other.getValue());
52         }
53         return false;
54     }
55 
56     @Override
compareTo(AnnotationElement o)57     public int compareTo(AnnotationElement o) {
58         int res = getName().compareTo(o.getName());
59         if (res != 0) return res;
60         return getValue().compareTo(o.getValue());
61     }
62 
63     public static final Comparator<AnnotationElement> BY_NAME = new Comparator<AnnotationElement>() {
64         @Override
65         public int compare(@Nonnull AnnotationElement element1, @Nonnull AnnotationElement element2) {
66             return element1.getName().compareTo(element2.getName());
67         }
68     };
69 }
70