Java Boolean From toBooleanArray(byte[] byteArray)

Description

to Boolean Array

License

Open Source License

Declaration

public static boolean[] toBooleanArray(byte[] byteArray) 

Method Source Code

//package com.java2s;
/**//ww  w. j a va2 s .  c o  m
 * Copyright 2007 DFKI GmbH.
 * All Rights Reserved.  Use is subject to license terms.
 *
 * This file is part of MARY TTS.
 *
 * MARY TTS is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, version 3 of the License.
 *
 * 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

public class Main {
    public static boolean[] toBooleanArray(byte[] byteArray) {
        if (byteArray == null || byteArray.length < 4)
            return null;

        int len = toInt(new byte[] { byteArray[0], byteArray[1], byteArray[2], byteArray[3] });
        boolean[] bools = new boolean[len];

        for (int i = 0, j = 4, k = 7; i < bools.length; i++) {
            bools[i] = ((byteArray[j] >> k--) & 0x01) == 1;
            if (k < 0) {
                j++;
                k = 7;
            }
        }

        return bools;
    }

    public static int toInt(byte[] byteArray) {
        if (byteArray == null || byteArray.length != 4)
            return 0x0;

        return (int) ((0xff & byteArray[0]) << 24 | (0xff & byteArray[1]) << 16 | (0xff & byteArray[2]) << 8
                | (0xff & byteArray[3]) << 0);
    }
}

Related

1. toBoolean(String value, boolean defaultValue)
2. toBoolean(StringBuilder value)
3. toBooleanA(byte[] data)
4. toBooleanArray(byte a, boolean[] buf)
5. toBooleanArray(byte[] array)
6. toBooleanArray(byte[] data)
7. toBooleanArray(final E[] array)
8. toBooleanArray(final Object[] array)
9. toBooleanArray(int[] intArray, int n)