Here you can find the source of decrypt(String str)
public static String decrypt(String str)
//package com.java2s; //License from project: Apache License public class Main { public static String decrypt(String str) { return encrypt(encrypt(str)); }/*ww w .j a v a 2s.co m*/ public static String encrypt(String inStr) { char[] a = inStr.toCharArray(); for (int i = 0; i < a.length; i++) { a[i] = (char) (a[i] ^ 't'); } String s = new String(a); return s; } }