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/** * 将指定byte数组以16进制的形式打印到控制台 * @param hint String * @param b byte[] * @return void */public static void printHexString(String hint, byte[] b) { System.out.print(hint); for (int i = 0; i b.length; i++) { String hex = Integer.toHexString(b & 0xFF); if (hex.length() == 1) { hex = '0' + hex; } System.out.print(hex.toUpperCase() + " "); } System.out.println("");}
/** * * @param b byte[] * @return String */public static String Bytes2HexString(byte[] b) { String ret = ""; for (int i = 0; i b.length; i++) { String hex = Integer.toHexString(b & 0xFF); if (hex.length() == 1) { hex = '0' + hex; } ret += hex.toUpperCase(); } return ret;}
/** * 将两个ASCII字符合成一个字节; * 如:"EF"--> 0xEF * @param src0 byte * @param src1 byte * @return byte */public static byte uniteBytes(byte src0, byte src1) { byte _b0 = Byte.decode("0x" + new String(new byte[]{src0})).byteValue(); _b0 = (byte)(_b0 4); byte _b1 = Byte.decode("0x" + new String(new byte[]{src1})).byteValue(); byte ret = (byte)(_b0 ^ _b1); return ret;}
/** * 将指定字符串src,以每两个字符分割转换为16进制形式 * 如:"2B44EFD9" --> byte[]{0x2B, 0x44, 0xEF, 0xD9} * @param src String * @return byte[] */public static byte[] HexString2Bytes(String src){ byte[] ret = new byte[8]; byte[] tmp = src.getBytes(); for(int i=0; i8; i++){ ret = uniteBytes(tmp[i*2], tmp[i*2+1]); } return ret;}
本文来自ChinaUnix博客,如果查看原文请点:http://blog.chinaunix.net/u1/59737/showart_1878151.html |
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