Here you can find the source of setBitLE(byte[] data, int index)
public static void setBitLE(byte[] data, int index)
//package com.java2s; /**/*w w w. j a v a 2s .c o m*/ * Copyright 2011 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); you may not * use this file except in compliance with the License. You may obtain a copy of * the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations under * the License. */ public class Main { private static final int bitMask[] = { 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80 }; public static void setBitLE(byte[] data, int index) { data[index >>> 3] |= bitMask[7 & index]; } }