Java Integer Create toInt(byte[] bytes)

Description

to Int

License

Open Source License

Declaration

public static int toInt(byte[] bytes) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Implementation of the protocols PACE, Terminal Authentication and Chip 
 * Authentication (client side) with respect to the according BSI standards.
 * //from   ww  w .j  a  va  2 s  .  com
 * Copyright (C) 2013  Fraunhofer-Gesellschaft
 * 
 * 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 {
    public static int toInt(byte[] bytes) {
        return toInt(convert(bytes));
    }

    public static int toInt(Byte[] bytes) {
        int result = 0;
        for (int i = 0; i < 4; i++) {
            result = (result << 8) - Byte.MIN_VALUE + (int) bytes[i];
        }
        return result;
    }

    public static Byte[] convert(byte[] array) {
        Byte[] converted = new Byte[array.length];
        for (int i = 0; i < array.length; i++)
            converted[i] = array[i];
        return converted;
    }

    public static byte[] convert(Byte[] array) {
        byte[] converted = new byte[array.length];
        for (int i = 0; i < array.length; i++)
            converted[i] = array[i];
        return converted;
    }
}

Related

1. toInt(byte[] bytes)
2. toInt(byte[] bytes)
3. toInt(byte[] bytes)
4. toInt(byte[] bytes)
5. toInt(byte[] bytes)
6. toInt(byte[] bytes)
7. toInt(byte[] bytes)
8. toInt(byte[] bytes)
9. toInt(byte[] bytes)