Should retrieve the workspace based on the provided semantics. 
      Syntax
         
         
            - 
            (
            NSArray *
            ) 
            
               getWorkspacesBySemantic
            
            : 
            (
            enum TEN_WORKSPACE_SEMANTICS
            ) 
            semantic_in
         
      
      Parameters
         
         
            - 
               semantic_in – 
               the semantic for the Workspace to be retrieved
            
 
         
       
      Returns
         array of SDMODataWorkspace* for the given semantic, or nil if none found