Java Integer From intFrombytes(byte[] b, int pos)

Description

int Frombytes

License

Open Source License

Declaration

static int intFrombytes(byte[] b, int pos) 

Method Source Code

//package com.java2s;
/* // w  w w .j  av  a 2s. co m
 * Developed by Marc Schoenefeld <marc.schoenefeld@gmx.org> 
 * Updates by Corey Benninger, Max Sobell, Zach Lanier of Intrepidus Group
 * {corey.benninger,max.sobell,zach.lanier}@intrepidusgroup.com  
 * 
 * Copyright (C) 2009 Marc Schoenefeld <http://www.illegalaccess.org> 
 * 
 * This file is a part of undx. 
 * 
 * This project 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 project 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 
 */

public class Main {
    static int intFrombytes(byte[] b, int pos) {
        // System.out.println(Arrays.toString(b)+":"+pos);
        return b2i(b[pos]) + b2i(b[pos + 1]) * 256 + b2i(b[pos + 2]) * 65536 + b2i(b[pos + 3]) * 65536 * 256;

    }

    static int b2i(byte b) {
        int x = b;

        if (b < 0) {
            x = 256 + b;
        }
        return x;
    }
}

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