Java Hash Calculate getHash(String text)

Description

get Hash

License

Apache License

Declaration

public static char[] getHash(String text) throws NoSuchAlgorithmException, UnsupportedEncodingException 

Method Source Code

//package com.java2s;
/*/*www  . j a  v  a  2  s  . co m*/
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 *
 */

import java.io.UnsupportedEncodingException;

import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

public class Main {
    public static char[] getHash(String text) throws NoSuchAlgorithmException, UnsupportedEncodingException {
        byte[] data = text.getBytes("utf-8");

        MessageDigest md = MessageDigest.getInstance("MD5");

        for (byte b : data) {
            md.update(b);
        }

        byte[] digest = md.digest();

        char[] hash = new char[digest.length];

        int index = 0;
        for (byte b : digest) {
            hash[index++] = (char) b;
        }

        return hash;
    }
}

Related

1. getHash(String password, String salt)
2. getHash(String phrase, String algorithm)
3. getHash(String s)
4. getHash(String str, String algorithm)
5. getHash(String strDate)
6. getHash(String valueToHash)
7. getHash(String var)
8. getHashChars(byte[] bytes)
9. getHashedPassword(String plainPassword)