SHA-1 string : SHA « Security « Android

1. Android
2. Security
3. SHA

SHA-1 string

    
/* Copyright (c) 2010 ARTags Project owners (see http://www.artags.org)
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
//package org.artags.android.app.util.security;

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

/**
 *
 * @author pierre
 */
public class SecurityUtils
{

    public static String sha1(String data)
    {
        try
        {
            byte[] b = data.getBytes();
            MessageDigest md = MessageDigest.getInstance("SHA-1");
            md.reset();
            md.update(b);
            byte messageDigest[] = md.digest();
            StringBuilder result = new StringBuilder();
            for (int i = 0; i < messageDigest.length; i++)
            {
                result.append(Integer.toString((messageDigest[i] & 0xff) + 0x100, 16).substring(1));
            }

            return result.toString();

        } catch (NoSuchAlgorithmException e)
        {

          //  Log.e("ARTags", "SHA1 is not a supported algorithm");
        }
        return null;
    }
}

   
    
    
    
  

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