Cart


1   package xpetstore.services.cart.ejb;
2   
3   import java.util.Collection  ;
4   import java.util.Map  ;
5   
6   import javax.persistence.EntityManager;
7   import javax.persistence.PersistenceContext;
8   
9   public interface Cart
10  {
11      void addItem( String   itemId );
12     
13      void addItem( String   itemId, int qty );
14     
15      void removeItem( String   itemId );
16   
17      void updateItems( String   itemId[], int newQty[] );
18  
19      int getCount(  );
20     
21      double getTotal(  );
22     
23      void empty(  );
24  
25      Map   getDetails(  );
26   
27      Collection   getCartItems(  );
28      
29      void remove();
30  }
31

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