29 lines
860 B
Java
29 lines
860 B
Java
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package com.luminiasoft.bitshares;
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/**
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* Created by nelson on 11/8/16.
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*/
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public class Util {
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final private static char[] hexArray = "0123456789abcdef".toCharArray();
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public static byte[] hexToBytes(String s) {
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int len = s.length();
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byte[] data = new byte[len / 2];
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for (int i = 0; i < len; i += 2) {
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data[i / 2] = (byte) ((Character.digit(s.charAt(i), 16) << 4)
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+ Character.digit(s.charAt(i+1), 16));
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}
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return data;
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}
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public static String bytesToHex(byte[] bytes) {
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char[] hexChars = new char[bytes.length * 2];
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for ( int j = 0; j < bytes.length; j++ ) {
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int v = bytes[j] & 0xFF;
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hexChars[j * 2] = hexArray[v >>> 4];
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hexChars[j * 2 + 1] = hexArray[v & 0x0F];
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}
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return new String(hexChars);
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}
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}
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