org.ourfilesystem.utilities.BBytes.java Source code

Introduction

Here is the source code for org.ourfilesystem.utilities.BBytes.java

Source

package org.ourfilesystem.utilities;

/*
OurFileSystem is a peer2peer file sharing program.
Copyright (C) 2012  Robert Gass
    
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 2 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, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
    
*/

import java.nio.ByteBuffer;
import java.util.Arrays;

import org.bouncycastle.util.encoders.Base64;

public class BBytes {

    private byte[] Bytes;

    public static BBytes B64Bytes(String str) {
        return new BBytes(Base64.decode(str));
    }

    public BBytes(long v) {
        Bytes = new byte[Long.SIZE / Byte.SIZE];
        ByteBuffer bb = ByteBuffer.wrap(Bytes);
        bb.putLong(v);
    }

    public BBytes(BBytes b) {
        byte sb[] = b.getBytes();
        Bytes = new byte[sb.length];
        System.arraycopy(sb, 0, Bytes, 0, sb.length);
    }

    public BBytes(byte b[]) {
        Bytes = b;
    }

    public long getIndex0() {
        if (Bytes.length > (Long.SIZE / Byte.SIZE)) {
            ByteBuffer bb = ByteBuffer.wrap(Bytes);
            return bb.getLong();
        }
        return 0;
    }

    public boolean equals(Object o) {
        if (!(o instanceof BBytes))
            return false;
        BBytes d = (BBytes) o;
        return Arrays.equals(getBytes(), d.getBytes());
    }

    public int hashCode() {
        return 1;
    }

    public String toString() {
        String str = new String(Base64.encode(getBytes()));
        return str;
    }

    private final static String hexmap[] = { "00", "01", "02", "03", "04", "05", "06", "07", "08", "09", "0a", "0b",
            "0c", "0d", "0e", "0f", "10", "11", "12", "13", "14", "15", "16", "17", "18", "19", "1a", "1b", "1c",
            "1d", "1e", "1f", "20", "21", "22", "23", "24", "25", "26", "27", "28", "29", "2a", "2b", "2c", "2d",
            "2e", "2f", "30", "31", "32", "33", "34", "35", "36", "37", "38", "39", "3a", "3b", "3c", "3d", "3e",
            "3f", "40", "41", "42", "43", "44", "45", "46", "47", "48", "49", "4a", "4b", "4c", "4d", "4e", "4f",
            "50", "51", "52", "53", "54", "55", "56", "57", "58", "59", "5a", "5b", "5c", "5d", "5e", "5f", "60",
            "61", "62", "63", "64", "65", "66", "67", "68", "69", "6a", "6b", "6c", "6d", "6e", "6f", "70", "71",
            "72", "73", "74", "75", "76", "77", "78", "79", "7a", "7b", "7c", "7d", "7e", "7f", "80", "81", "82",
            "83", "84", "85", "86", "87", "88", "89", "8a", "8b", "8c", "8d", "8e", "8f", "90", "91", "92", "93",
            "94", "95", "96", "97", "98", "99", "9a", "9b", "9c", "9d", "9e", "9f", "a0", "a1", "a2", "a3", "a4",
            "a5", "a6", "a7", "a8", "a9", "aa", "ab", "ac", "ad", "ae", "af", "b0", "b1", "b2", "b3", "b4", "b5",
            "b6", "b7", "b8", "b9", "ba", "bb", "bc", "bd", "be", "bf", "c0", "c1", "c2", "c3", "c4", "c5", "c6",
            "c7", "c8", "c9", "ca", "cb", "cc", "cd", "ce", "cf", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7",
            "d8", "d9", "da", "db", "dc", "dd", "de", "df", "e0", "e1", "e2", "e3", "e4", "e5", "e6", "e7", "e8",
            "e9", "ea", "eb", "ec", "ed", "ee", "ef", "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", "f8", "f9",
            "fa", "fb", "fc", "fd", "fe", "ff" };

    public String toHexString() {
        StringBuilder sb = new StringBuilder();
        byte b[] = getBytes();
        for (int c = 0; c < b.length; c++) {
            sb.append(hexmap[0x0FF & b[c]]);
        }
        return sb.toString();
    }

    public byte[] getBytes() {
        return Bytes;
    }

}