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1 /*
2  * Copyright (c) 2001-2005, Jean Tessier
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
7  * are met:
8  *
9  * * Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  *
12  * * Redistributions in binary form must reproduce the above copyright
13  * notice, this list of conditions and the following disclaimer in the
14  * documentation and/or other materials provided with the distribution.
15  *
16  * * Neither the name of Jean Tessier nor the names of his contributors
17  * may be used to endorse or promote products derived from this software
18  * without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR
24  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32
33 package com.jeantessier.dependencyfinder;
34
35 import java.io.*;
36 import java.util.*;
37
38 public final class Hex {
39     private Hex() {
40         // Do nothing
41 }
42
43     public static void print(PrintStream out, byte[] bytes) {
44         for (int i=0; i<bytes.length; i++) {
45             print(out, bytes[i]);
46         }
47     }
48
49     public static void print(PrintWriter out, byte[] bytes) {
50         for (int i=0; i<bytes.length; i++) {
51             print(out, bytes[i]);
52         }
53     }
54
55     public static void print(PrintStream out, byte b) {
56         int highBits = (b & 0xF0) >> 4;
57         int lowBits = (b & 0x0F);
58     
59         print(out, highBits);
60         print(out, lowBits);
61     }
62
63     public static void print(PrintWriter out, byte b) {
64         int highBits = (b & 0xF0) >> 4;
65         int lowBits = (b & 0x0F);
66     
67         print(out, highBits);
68         print(out, lowBits);
69     }
70
71     public static void print(PrintStream out, int n) {
72         out.print(toHexChar(n));
73     }
74
75     public static void print(PrintWriter out, int n) {
76         out.print(toHexChar(n));
77     }
78
79     public static String JavaDoc toHexChar(int n) {
80         return Integer.toHexString(n).toUpperCase();
81     }
82 }
83
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