xref: /aosp_15_r20/dalvik/dx/src/com/android/dex/EncodedValue.java (revision 055d459012065f78d96b68be8421640240ddf631)
1*055d4590SKeyi Gui /*
2*055d4590SKeyi Gui  * Copyright (C) 2011 The Android Open Source Project
3*055d4590SKeyi Gui  *
4*055d4590SKeyi Gui  * Licensed under the Apache License, Version 2.0 (the "License");
5*055d4590SKeyi Gui  * you may not use this file except in compliance with the License.
6*055d4590SKeyi Gui  * You may obtain a copy of the License at
7*055d4590SKeyi Gui  *
8*055d4590SKeyi Gui  *      http://www.apache.org/licenses/LICENSE-2.0
9*055d4590SKeyi Gui  *
10*055d4590SKeyi Gui  * Unless required by applicable law or agreed to in writing, software
11*055d4590SKeyi Gui  * distributed under the License is distributed on an "AS IS" BASIS,
12*055d4590SKeyi Gui  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13*055d4590SKeyi Gui  * See the License for the specific language governing permissions and
14*055d4590SKeyi Gui  * limitations under the License.
15*055d4590SKeyi Gui  */
16*055d4590SKeyi Gui 
17*055d4590SKeyi Gui package com.android.dex;
18*055d4590SKeyi Gui 
19*055d4590SKeyi Gui import com.android.dex.util.ByteArrayByteInput;
20*055d4590SKeyi Gui import com.android.dex.util.ByteInput;
21*055d4590SKeyi Gui 
22*055d4590SKeyi Gui /**
23*055d4590SKeyi Gui  * An encoded value or array.
24*055d4590SKeyi Gui  */
25*055d4590SKeyi Gui public final class EncodedValue implements Comparable<EncodedValue> {
26*055d4590SKeyi Gui     private final byte[] data;
27*055d4590SKeyi Gui 
EncodedValue(byte[] data)28*055d4590SKeyi Gui     public EncodedValue(byte[] data) {
29*055d4590SKeyi Gui         this.data = data;
30*055d4590SKeyi Gui     }
31*055d4590SKeyi Gui 
asByteInput()32*055d4590SKeyi Gui     public ByteInput asByteInput() {
33*055d4590SKeyi Gui         return new ByteArrayByteInput(data);
34*055d4590SKeyi Gui     }
35*055d4590SKeyi Gui 
getBytes()36*055d4590SKeyi Gui     public byte[] getBytes() {
37*055d4590SKeyi Gui         return data;
38*055d4590SKeyi Gui     }
39*055d4590SKeyi Gui 
writeTo(Dex.Section out)40*055d4590SKeyi Gui     public void writeTo(Dex.Section out) {
41*055d4590SKeyi Gui         out.write(data);
42*055d4590SKeyi Gui     }
43*055d4590SKeyi Gui 
44*055d4590SKeyi Gui     @Override
compareTo(EncodedValue other)45*055d4590SKeyi Gui     public int compareTo(EncodedValue other) {
46*055d4590SKeyi Gui         int size = Math.min(data.length, other.data.length);
47*055d4590SKeyi Gui         for (int i = 0; i < size; i++) {
48*055d4590SKeyi Gui             if (data[i] != other.data[i]) {
49*055d4590SKeyi Gui                 return (data[i] & 0xff) - (other.data[i] & 0xff);
50*055d4590SKeyi Gui             }
51*055d4590SKeyi Gui         }
52*055d4590SKeyi Gui         return data.length - other.data.length;
53*055d4590SKeyi Gui     }
54*055d4590SKeyi Gui 
55*055d4590SKeyi Gui     @Override
toString()56*055d4590SKeyi Gui     public String toString() {
57*055d4590SKeyi Gui         return Integer.toHexString(data[0] & 0xff) + "...(" + data.length + ")";
58*055d4590SKeyi Gui     }
59*055d4590SKeyi Gui }
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