Java XML Hex printHexBinary(byte[] in)

Description

Wrapper around DatatypeConverter#printHexBinary(byte[]) to prevent NullPointerException

License

Open Source License

Parameter

Parameter	Description
in	byte[] to format as a string

Return

Hexadecimal output string, or "null"

Declaration

public final static String printHexBinary(byte[] in) 

Method Source Code

//package com.java2s;
/**/*from ww w.  jav  a  2 s .  c o  m*/
 * Copyright (C) 2013
 * Nicholas J. Little <arealityfarbetween@googlemail.com>
 *
 * 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/>.
 */

import javax.xml.bind.DatatypeConverter;

public class Main {
    /**
     * Wrapper around {@link DatatypeConverter#printHexBinary(byte[])} to
     * prevent {@link NullPointerException}
     *
     * @param in
     *            byte[] to format as a string
     * @return Hexadecimal output string, or &quot;null&quot;
     */
    public final static String printHexBinary(byte[] in) {
        return in == null ? "null" : DatatypeConverter.printHexBinary(in);
    }
}

Related

1. hexStringToByteArray(String hex)
2. hexStringToByteArray(String s)
3. hexStringToBytes(String text)
4. hexToBytes(final String s)
5. hexToString(String str)
6. printHexBinary(final byte[] deviceMessage)
7. readHexString(ByteBuffer buf)
8. sha1Hex(final String text)
9. sha1Hex(String data)