Java Hex Calculate toHexString(byte[] bytes)

Description

Returns a string representation of the byte array as a series of hexadecimal characters.

License

Apache License

Parameter

Parameter	Description
bytes	byte array to convert

Return

a string representation of the byte array as a series of hexadecimal characters

Declaration

public static String toHexString(byte[] bytes) 

Method Source Code

//package com.java2s;
/*/*from  w ww  . j  a v a 2s.  co  m*/
 * Copyright 2006 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

public class Main {
    public static char[] HEX_CHARS = new char[] { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C',
            'D', 'E', 'F' };

    /**
     * Returns a string representation of the byte array as a series of
     * hexadecimal characters.
     *
     * @param bytes byte array to convert
     * @return a string representation of the byte array as a series of
     *         hexadecimal characters
     */
    public static String toHexString(byte[] bytes) {
        char[] hexString = new char[2 * bytes.length];
        int j = 0;
        for (int i = 0; i < bytes.length; i++) {
            hexString[j++] = HEX_CHARS[(bytes[i] & 0xF0) >> 4];
            hexString[j++] = HEX_CHARS[bytes[i] & 0x0F];
        }
        return new String(hexString);
    }
}

Related

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