Java tutorial
//package com.java2s; //License from project: Open Source License public class Main { public static String getHexString(byte[] b) { String result = ""; for (int i = 0; i < b.length; i++) { result += Integer.toString((b[i] & 0xff) + 0x100, 16).substring(1); } return result; } public static String getHexString(byte[] b, String defaultResult) { try { return getHexString(b); } catch (Exception ex) { return defaultResult; } } }