Java Hex Calculate toHexString(byte[] bytes)

Description

Converts bytes to HEX String.

License

Apache License

Parameter

Parameter	Description
bytes	the bytes

Return

the HEX string

Declaration

public static String toHexString(byte[] bytes) 

Method Source Code

//package com.java2s;
/**/* ww  w .java 2 s. c  o  m*/
 * Copyright 2013 Tommi S.E. Laukkanen
 *
 * 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 {
    /**
     * Converts bytes to HEX String.
     *
     * @param bytes the bytes
     * @return the HEX string
     */
    public static String toHexString(byte[] bytes) {
        char[] hexArray = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };
        char[] hexChars = new char[bytes.length * 2];
        int v;
        for (int j = 0; j < bytes.length; j++) {
            v = bytes[j] & 0xFF;
            hexChars[j * 2] = hexArray[v / 16];
            hexChars[j * 2 + 1] = hexArray[v % 16];
        }
        return new String(hexChars);
    }
}

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, boolean addPrefix)
8. toHexString(byte[] bytes, int offset, int len, int max)
9. toHexString(byte[] bytes, String separator, boolean upperCase)