virtual ~Parameter() { }
/**
- * Method used for handling method calls linked with Argument or Option
+ * Method used for handling method calls linked with this Parameter
*/
virtual void handle() = 0;
/**
* Method used for checking if the given user value understandable for
* parameter.
+ *
+ * @return true if passed value is understandable by current Parameter.
+ * False otherwise.
*/
virtual bool understand(const std::string & ) = 0;
/**
* Indicates if current Parameter is required
+ *
+ * @return false, as all Parameters are non-required by default. If you
+ * want to make Parameter as required, wrap it using Required class
*/
virtual bool isRequired() {
return false;
};
+ /**
+ * Indicates if current Parameter has been already used
+ *
+ * @return true if current Parameter has been already used. False otherwise.
+ */
virtual bool isUsed() {
return used;
}