Java Hash Calculate calculateHash(String str)

Description

Calculates Hash.

License

MIT License

Parameter

Parameter	Description
str	String to hash.

Return

hash.

Declaration

static public String calculateHash(String str) 

Method Source Code

//package com.java2s;
/**//from  ww  w . j  a v a 2  s .  c  o  m
 *   Copyright © 2008-2012 NetAllied Systems GmbH, Ravensburg, Germany. 
 *       
 *   Licensed under the MIT Open Source License, 
 *   for details please see LICENSE file or the website
 *   http://www.opensource.org/licenses/mit-license.php
*/

public class Main {
    /**
     * Calculates Hash.
     * 
     * @param str
     *            String to hash.
     * @return hash.
     */
    static public String calculateHash(String str) {
        long h = 0;
        long g;
        int pos = 0;

        while (pos < str.length()) {
            h = (h << 4) + str.charAt(pos++);
            if ((g = (h & 0xf0000000)) != 0)
                h ^= g >> 24;
            h &= ~g;
        }
        return String.valueOf(h);
    }
}

Related

1. calculateHash(int x, int y)
2. calculateHash(Long... ids)
3. calculateHashCode(byte a[])
4. getHash(byte[] bytes)
5. getHash(byte[] bytes)
6. getHash(byte[] data)