import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import sun.misc.BASE64Encoder;

public class x{
	public static String encrypt(String plaintext){
		MessageDigest md = null;

		try{
			//Set encryption type, and set text to encrypt
			md = MessageDigest.getInstance("SHA"); 
			md.update(plaintext.getBytes("UTF-8")); 
		} catch(Exception e) {
			return "";
		}

		//Encrypt bytes and return value
		byte raw[] = md.digest(); 
		return (new BASE64Encoder()).encode(raw); 
	}