Java Hex Convert To fromHexString(final String s)

Description

Creates byte array representation of HEX string.

License

Apache License

Parameter

Parameter	Description
s	string to parse

Declaration

public static byte[] fromHexString(final String s) 

Method Source Code

//package com.java2s;
/*//www .j a v  a  2  s . c o  m
 * Copyright 2009 Lukasz Wozniak 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 {
    /** Creates byte array representation of HEX string.<br>
     * 
     * @param s string to parse
     * @return */
    public static byte[] fromHexString(final String s) {
        int length = s.length() / 2;
        byte[] bytes = new byte[length];
        for (int i = 0; i < length; i++) {
            bytes[i] = (byte) (Character.digit(s.charAt(i * 2), 16) << 4 | Character
                    .digit(s.charAt(i * 2 + 1), 16));
        }
        return bytes;
    }
}

Related

1. fromHexShort(char a)
2. fromHexStr(final String data)
3. fromHexString(byte abyte0[], int i)
4. fromHexString(final String hexaString)
5. fromHexString(final String hexString)
6. fromHexString(final String str)
7. fromHexString(String encoded)
8. fromHexString(String encoded)
9. fromHexString(String hex)