package com.example.phone.utils;

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

public class DigestUtil {
	private static String hexString;

	public static String digest(String str) {
		String strs = encoder(str);
		return strs;
	}
	
	private static String encoder(String str) {
		// TODO Auto-generated method stub
		try {
			str = str + "
 
[email protected]#";//加鹽
			MessageDigest digest = MessageDigest.getInstance("MD5");
			byte[] bs = digest.digest(str.getBytes());
			StringBuffer sb = new StringBuffer();
			
			for (byte b : bs) {
				int i = b & 0xff;
				hexString = Integer.toHexString(i);
				
				if(hexString.length() < 2) {
					hexString = "0" + hexString;
				}
				sb.append(hexString);
			}
			return sb.toString();
		} catch (NoSuchAlgorithmException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return null;
	}
}