src/MDataXtd/MDataXtd_ConstraintRetrievalDriver.cdl


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-- File:	MDataXtd_ConstraintRetrievalDriver.cdl
-- Created:	Thu Aug  7 17:17:48 1997
-- Author:	VAUTHIER Jean-Claude
-- modified     Sergey Zaritchny
---Copyright:	 Matra Datavision 1997


class ConstraintRetrievalDriver from MDataXtd  inherits ARDriver from MDF

	---Purpose: 

uses RRelocationTable from MDF,
     Attribute        from PDF,
     Attribute        from TDF, 
     MessageDriver    from CDM

is


    Create(theMessageDriver : MessageDriver from CDM)  -- Version 0
    returns mutable ConstraintRetrievalDriver from MDataXtd;
    

    VersionNumber(me) returns Integer from Standard;
	---Purpose: Returns the version number from which the driver
	--          is available: 0.

    SourceType(me) returns Type from Standard;
	---Purpose: Returns the type: Constraint from PDataXtd.

    NewEmpty (me)  returns mutable Attribute from TDF;


    Paste(me;
    	  Source     :         Attribute from PDF;
    	  Target     : mutable Attribute from TDF;
    	  RelocTable : RRelocationTable  from MDF);

end ConstraintRetrievalDriver;