Here you can find the source of toHexString(int i)
private static String toHexString(int i)
//package com.java2s; /**/* w w w .j a v a 2s .c o m*/ * Copyright (C) 2010 Orbeon, Inc. * * This program is free software; you can redistribute it and/or modify it under the terms of the * GNU Lesser General Public License as published by the Free Software Foundation; either version * 2.1 of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * See the GNU Lesser General Public License for more details. * * The full text of the license is available at http://www.gnu.org/copyleft/lesser.html */ public class Main { private static String toHexString(int i) { final String zeroes = "0000000"; final String s = Integer.toHexString(i).toUpperCase(); if (s.length() < 8) return zeroes.substring(s.length() - 1) + s; else return s; } private static String toHexString(short i) { return toHexString((int) i).substring(4); } }