Steplet(TransactionSession) constructor
   
   
   Constructs a new Steplet that will be used as part of a transaction. 
      Syntax
         
         
            public 
              
            Steplet
            (
            TransactionSession 
            session
            )
         
      
      Parameters
         
         
            - 
               session – 
               Transaction session information, stored into the _session member variable