Edit C:\galaxie\jobs\GALAXIE__JOBs\backup\GALAXIE__PCKG\src\main\java\routines\system\Hex.java
// ============================================================================ // // Copyright (C) 2006-2015 Talend Inc. - www.talend.com // // This source code is available under agreement available at // %InstallDIR%\features\org.talend.rcp.branding.%PRODUCTNAME%\%PRODUCTNAME%license.txt // // You should have received a copy of the agreement // along with this program; if not, write to Talend SA // 9 rue Pages 92150 Suresnes, France // // ============================================================================ package routines.system; /** * created by talend2 on 2014-4-11 Detailled comment * */ public class Hex { private static final char[] DIGITS_LOWER = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' }; public static String encodeHexString(byte[] data) { return new String(encodeHex(data)); } private static char[] encodeHex(byte[] data) { int l = data.length; char[] out = new char[l << 1]; // two characters form the hex value. for (int i = 0, j = 0; i < l; i++) { out[j++] = DIGITS_LOWER[(0xF0 & data[i]) >>> 4]; out[j++] = DIGITS_LOWER[0x0F & data[i]]; } return out; } public static byte[] decodeHex(char[] data) { int len = data.length; if ((len & 0x01) != 0) { throw new RuntimeException("Odd number of characters."); } byte[] out = new byte[len >> 1]; // two characters form the hex value. for (int i = 0, j = 0; j < len; i++) { int f = toDigit(data[j], j) << 4; j++; f = f | toDigit(data[j], j); j++; out[i] = (byte) (f & 0xFF); } return out; } private static int toDigit(char ch, int index) { int digit = Character.digit(ch, 16); if (digit == -1) { throw new RuntimeException("Illegal hexadecimal character " + ch + " at index " + index); } return digit; } }
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