Java Hex Calculate toHexString(byte a)

Description

to Hex String

License

Open Source License

Declaration

public static final String toHexString(byte a) 

Method Source Code

//package com.java2s;
//License from project: GNU General Public License 

public class Main {
    /** The hexadecimal digits "0" through "f". */
    private static char[] NIBBLE = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e',
            'f', };

    public static final String toHexString(byte a) {
        StringBuffer sb = new StringBuffer(2);
        sb.append(NIBBLE[(a >>> 4) & 0xf]);
        sb.append(NIBBLE[a & 0xf]);/*  w w  w .  j av  a2s. c  o  m*/

        return sb.toString();
    }

    /**
     * Convert a byte array to a string of hexadecimal digits.
     */
    public static final String toHexString(byte[] buf) {
        StringBuffer sb = new StringBuffer(buf.length * 2);

        for (int i = 0; i < buf.length; i++) {
            sb.append(NIBBLE[(buf[i] >>> 4) & 15]);
            sb.append(NIBBLE[buf[i] & 15]);
        }

        return sb.toString();
    }
}

Related

1. toHexShortString(byte[] bytes)
2. toHexStr(byte b[])
3. toHexStr(byte[] b)
4. toHexStr(byte[] binary)
5. toHexStream(byte[] bytes, String delimiter, boolean prefixEachValue, boolean upperCase)
6. toHexString(byte abyte0[], boolean spaceFlag)
7. toHexString(byte b)
8. toHexString(byte b)
9. toHexString(byte b)