-- File:	FWOSDriver_Driver.cdl
-- Created:	Wed Jan 22 16:22:48 1997
-- Author:	Mister rmi
--		<rmi@frilox.paris1.matra-dtv.fr>
---Copyright:	 Matra Datavision 1997

class Driver from FWOSDriver  inherits MetaDataDriver from CDF
uses
    MetaData from CDM,Document from CDM,
    ExtendedString from TCollection,
    ExtendedString from TCollection
is
    Create
    returns mutable Driver from FWOSDriver;
    ---Purpose: initializes the MetaDatadriver with its specific name.


    	
    Find(me: mutable; aFolder, aName, aVersion: ExtendedString from TCollection)
    returns Boolean from Standard;
    ---Purpose: indicate whether a file exists corresponding to the folder and the name
    
    HasReadPermission(me: mutable; aFolder, aName, aVersion: ExtendedString from TCollection)
    returns Boolean from Standard;

    
    MetaData(me: mutable; aFolder, aName, aVersion: ExtendedString from TCollection)
    returns MetaData from CDM
    is  private;
    
    CreateMetaData(me: mutable; aDocument: Document from CDM;
    	         aFileName: ExtendedString from TCollection)
    returns  MetaData from CDM
    is  private;
    
    FindFolder(me: mutable; aFolder: ExtendedString from TCollection)
    returns Boolean from Standard;


   DefaultFolder(me: mutable) returns ExtendedString from TCollection;
   
   BuildFileName(me: mutable; aDocument: Document from CDM)
   returns ExtendedString from TCollection;
    
   Concatenate(myclass; aFolder,aName:  ExtendedString from TCollection)
   returns ExtendedString from TCollection
   is private;


   BuildMetaData(me: mutable; aFileName: ExtendedString from TCollection)
   returns MetaData from CDM
   is  private;

   SetName(me: mutable; aDocument: Document from CDM; aName: ExtendedString from TCollection)
   returns ExtendedString from TCollection
   is redefined;
   
end Driver from FWOSDriver;