Java tutorial
//package com.java2s; /* * Remoteroid - A remote control solution for Android platform, including handy file transfer and notify-to-PC. * Copyright (C) 2012 Taeho Kim(jyte82@gmail.com), Hyomin Oh(ohmnia1112@gmail.com), Hongkyun Kim(godgjdgjd@nate.com), Yongwan Hwang(singerhwang@gmail.com) * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ public class Main { public static int itoa(int iSrc, byte[] buffer) { int positionalNumber = getPositionalNumber(iSrc); int length = positionalNumber; int i = 0; while (positionalNumber > 0) { int jesu = (int) Math.pow(10, positionalNumber - 1); int quotiont = iSrc / jesu; buffer[i] = (byte) (quotiont + '0'); int remainder = iSrc % jesu; positionalNumber--; i++; iSrc = remainder; } return length; } public static int itoa(int iSrc, byte[] buffer, int offset) { int positionalNumber = getPositionalNumber(iSrc); int length = positionalNumber; int i = offset; while (positionalNumber > 0) { int jesu = (int) Math.pow(10, positionalNumber - 1); int quotiont = iSrc / jesu; buffer[i] = (byte) (quotiont + '0'); int remainder = iSrc % jesu; positionalNumber--; i++; iSrc = remainder; } return length; } public static int itoa(int iSrc, byte[] buffer, int positionalNumber, int offset) { int i = offset; while (positionalNumber > 0) { int jesu = (int) Math.pow(10, positionalNumber - 1); int quotiont = iSrc / jesu; buffer[i] = (byte) (quotiont + '0'); int remainder = iSrc % jesu; positionalNumber--; i++; iSrc = remainder; } return positionalNumber; } public static int getPositionalNumber(int iSrc) { int positionnalNumber = 1; while (true) { if (iSrc / (int) Math.pow(10, positionnalNumber) == 0) break; positionnalNumber++; } return positionnalNumber; } }