Welcome! Here you can paste sources and general debugging text, You can even set yourself a password if you want to keep it just for yourself.

public static String findcachedir()
        {
                boolean exists = (new File(System.getProperty("user.home") + "/Your_Client_Name_Cache/")).exists();
                if (exists) {
                        System.out.println("Directory exists");
                        return System.getProperty("user.home") + "/Your_Client_Name_Cache/";
                } else {
                        File f = new File(System.getProperty("user.home") + "/Your_Client_Name_Cache/");
                        f.mkdir();
                        System.out.println("Directory doesnt exist, making directory");
                        return System.getProperty("user.home") + "/Your_Client_Name_Cache/";
                }
        }