package util.Encrypt;

import java.security.MessageDigest;

public class MD5 {
	public static String md5(String text) {
 return md5(text, null);
	}
	
	public static String md5(String text, String encode) {
 byte [] data = null;
		try {
		 if(encode == null)
	 {
	 	data = text.getBytes();
	 }
	 else
	 {
	 	data = text.getBytes(encode);
	 }	 
		 return md5(data);
 } 
 catch (Exception e) 
 {
 e.printStackTrace();
 }
		return text;
	}
	
	
	public static String md5(byte[] data) {
 try {
 // Create MessageDigest instance for MD5
 MessageDigest md = MessageDigest.getInstance("MD5");
 md.update(data);
 
 //Get the hash's bytes 
 byte[] bytes = md.digest();
 //This bytes[] has bytes in decimal format;
 //Convert it to hexadecimal format
 StringBuilder sb = new StringBuilder();
 for(int i=0; i< bytes.length ;i++)
 {
 sb.append(Integer.toString((bytes[i] & 0xff) + 0x100, 16).substring(1));
 }
 //Get complete hashed password in hex format
 return sb.toString();
 } 
 catch (Exception e) 
 {
 e.printStackTrace();
 }
		return null;
	}
}