+
+ /**
+ * Sets wether the request was valid (default: true)
+ *
+ * @param $isValid Wether the request is valid
+ * @return void
+ */
+ function requestIsValid ($isValid = true);
+
+ /**
+ * Reads a cookie and returns it's value or null if not found
+ *
+ * @param $cookieName Name of cookie we shall read
+ * @return $cookieValue Value of cookie or null if not found
+ */
+ function readCookie ($cookieName);