Here you can find the source of setBitAt(int bitIndex, boolean value, byte b)
public static byte setBitAt(int bitIndex, boolean value, byte b)
//package com.java2s; /*/*from w w w . j a va 2 s .co m*/ * gMix open source project - https://svs.informatik.uni-hamburg.de/gmix/ * Copyright (C) 2012 Karl-Peter Fuchs * * 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 3 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, see <http://www.gnu.org/licenses/>. */ public class Main { /** * bitIndex from right to left (0 = least significant = rightmost bit) */ public static byte setBitAt(int bitIndex, boolean value, byte b) { if (value) return (byte) ((int) b | (1 << (bitIndex & 31))); else return (byte) ((int) b & ~(1 << (bitIndex & 31))); } }