Convert a byte array to a boolean array. Bit 0 is represented with false, Bit 1 is represented with 1 : Array « Date Type « Android






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Convert a byte array to a boolean array. Bit 0 is represented with false, Bit 1 is represented with 1

  
import java.nio.ByteBuffer;
import java.util.Random;

/*
 * Java Bittorrent API as its name indicates is a JAVA API that implements the Bittorrent Protocol
 * This project contains two packages:
 * 1. jBittorrentAPI is the "client" part, i.e. it implements all classes needed to publish
 *    files, share them and download them.
 *    This package also contains example classes on how a developer could create new applications.
 * 2. trackerBT is the "tracker" part, i.e. it implements a all classes needed to run
 *    a Bittorrent tracker that coordinates peers exchanges. *
 *
 * Copyright (C) 2007 Baptiste Dubuis, Artificial Intelligence Laboratory, EPFL
 *
 * This file is part of jbittorrentapi-v1.0.zip
 *
 * Java Bittorrent API is free software and a free user study set-up;
 * 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.
 *
 * Java Bittorrent API 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 Java Bittorrent API; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * @version 1.0
 * @author Baptiste Dubuis
 * To contact the author:
 * email: baptiste.dubuis@gmail.com
 *
 * More information about Java Bittorrent API:
 *    http://sourceforge.net/projects/bitext/
 */

//package atorrentapi;


class Main {

  /**
   * Convert a byte array to a boolean array. Bit 0 is represented with false,
   * Bit 1 is represented with 1
   * 
   * @param bytes
   *            byte[]
   * @return boolean[]
   */
  public static boolean[] byteArray2BitArray(byte[] bytes) {
    boolean[] bits = new boolean[bytes.length * 8];
    for (int i = 0; i < bytes.length * 8; i++) {
      if ((bytes[i / 8] & (1 << (7 - (i % 8)))) > 0)
        bits[i] = true;
    }
    return bits;
  }
}








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