Make code safer.

[command.git] / include / parameter.h

diff --git a/include/parameter.h b/include/parameter.h
index e55a2d1e248c2fe3541fb3395177a52691c33dee..a96128c407e50f226d417a8ac5b811cf3944eb7a 100644 (file)
--- a/include/parameter.h
+++ b/include/parameter.h
@@ -8,15 +8,12 @@
 
 namespace command {
     /**
-     * Class responsible for handling commandline arguments.
-     * Arguments are required,x non-named parameters of program.
+     * Base class for all the Arguments and Options.
      *
      * Example:
      *  ./myprog ARGUMENT
      */
     class Parameter : public Descriptive {
-    protected:
-        std:string userValue;
     public:
         typedef class Parameter Type;
         /**
@@ -24,16 +21,21 @@ namespace command {
          *
          * @param description Description of current Argument
          */
-        Parameter(std::string description)
+        Parameter(const std::string & description)
             : Descriptive(description) {
         }
         virtual ~Parameter() {}
 
+        /**
+         * Method used for handling method calls linked with Argument or Option
+         */
         virtual void handle() = 0;
 
-        virtual void passUserValue(std::string argVal) {
-            userValue = argVal;
-        }
+        /**
+         * Method used for checking if the given user value understandable for
+         * parameter.
+         */
+        virtual bool understand(const std::string & ) = 0;
     };
 }