0026595: Lost some comments in OCCT-code after cdl elimination

Recovered comments for instance classes from CDL generic classes.

src/StepData/StepData_FileRecognizer.hxx

@@ -37,10 +37,21 @@ class StepData_FileRecognizer : public Standard_Transient
 public:
 
   
+  //! Evaluates if recognition has a result, returns it if yes
+  //! In case of success, Returns True and puts result in "res"
+  //! In case of Failure, simply Returns False
+  //! Works by calling deferred method Eval, and in case of failure,
+  //! looks for Added Recognizers to work
   Standard_EXPORT Standard_Boolean Evaluate (const TCollection_AsciiString& akey, Handle(Standard_Transient)& res);
   
+  //! Returns result of last recognition (call of Evaluate)
   Standard_EXPORT Handle(Standard_Transient) Result() const;
   
+  //! Adds a new Recognizer to the Compound, at the end
+  //! Several calls to Add work by adding in the order of calls :
+  //! Hence, when Eval has failed to recognize, Evaluate will call
+  //! Evaluate from the first added Recognizer if there is one,
+  //! and to the second if there is still no result, and so on
   Standard_EXPORT void Add (const Handle(StepData_FileRecognizer)& reco);
 
 
@@ -51,12 +62,21 @@ public:
 protected:
 
   
+  //! Assumes that no result has yet been recognized
   Standard_EXPORT StepData_FileRecognizer();
   
+  //! Records the result of the recognition. Called by specific
+  //! method Eval to record a result : after calling it, Eval has
+  //! finished and can return
   Standard_EXPORT void SetOK (const Handle(Standard_Transient)& aresult);
   
+  //! Records that recognition gives no result
   Standard_EXPORT void SetKO();
   
+  //! THIS METHOD DEFINES THE RECOGNITION PROTOCOL, it is proper to
+  //! each precise type of Recognizer
+  //! For a suitable type of akey, it calls SetOK(result) where
+  //! result is an empty result of appropriate type, then returns
   Standard_EXPORT virtual void Eval (const TCollection_AsciiString& akey) = 0;