Here you can find the source of toBitString(byte value)
public static String toBitString(byte value)
//package com.java2s; /*/*from ww w . j a va2s .c o m*/ * Werkzeug * * Copyright (C) 2012 Patrick Kochlik + Dennis Paul * * This library 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 library 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. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * {@link http://www.gnu.org/licenses/lgpl.html} * */ public class Main { public static String toBitString(byte value) { char[] chars = new char[8]; int mask = 1; for (int i = 0; i < 8; ++i) { chars[7 - i] = (value & mask) != 0 ? '1' : '0'; mask <<= 1; } return new String(chars); } }