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.value;
33 
34 import com.google.common.primitives.Ints;
35 import org.jf.dexlib2.ValueType;
36 import org.jf.dexlib2.iface.value.AnnotationEncodedValue;
37 import org.jf.dexlib2.iface.value.EncodedValue;
38 import org.jf.util.CollectionUtils;
39 
40 import javax.annotation.Nonnull;
41 import javax.annotation.Nullable;
42 
43 public abstract class BaseAnnotationEncodedValue implements AnnotationEncodedValue {
44     @Override
hashCode()45     public int hashCode() {
46         int hashCode = getType().hashCode();
47         return hashCode * 31 + getElements().hashCode();
48     }
49 
50     @Override
equals(@ullable Object o)51     public boolean equals(@Nullable Object o) {
52         if (o instanceof AnnotationEncodedValue) {
53             AnnotationEncodedValue other = (AnnotationEncodedValue)o;
54             return getType().equals(other.getType()) &&
55                     getElements().equals(other.getElements());
56         }
57         return false;
58     }
59 
60     @Override
compareTo(@onnull EncodedValue o)61     public int compareTo(@Nonnull EncodedValue o) {
62         int res = Ints.compare(getValueType(), o.getValueType());
63         if (res != 0) return res;
64         AnnotationEncodedValue other = (AnnotationEncodedValue)o;
65         res = getType().compareTo(other.getType());
66         if (res != 0) return res;
67         return CollectionUtils.compareAsSet(getElements(), other.getElements());
68     }
69 
getValueType()70     public int getValueType() {
71         return ValueType.ANNOTATION;
72     }
73 }
74