+++ /dev/null
-package org.asamk.signal;
-
-public class Hex {
-
- private final static char[] HEX_DIGITS = {
- '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'
- };
-
- public static String toStringCondensed(byte[] bytes) {
- StringBuffer buf = new StringBuffer();
- for (int i = 0; i < bytes.length; i++) {
- appendHexChar(buf, bytes[i]);
- }
- return buf.toString();
- }
-
- private static void appendHexChar(StringBuffer buf, int b) {
- buf.append(HEX_DIGITS[(b >> 4) & 0xf]);
- buf.append(HEX_DIGITS[b & 0xf]);
- buf.append(" ");
- }
-
- public static byte[] toByteArray(String s) {
- int len = s.length();
- byte[] data = new byte[len / 2];
- for (int i = 0; i < len; i += 2) {
- data[i / 2] = (byte) ((Character.digit(s.charAt(i), 16) << 4) + Character.digit(s.charAt(i + 1), 16));
- }
- return data;
- }
-}