Bug 603

The problem has been solved by adding a void in package user.
================================================================================
	public void removeProductInCart(int digit) {
		cart.remove(digit);
	}
================================================================================
Please input your Worker ID for logging in the system...
1
Please input your Member ID for logging in the system...
1234
---Welcome to Morx Supermarket---
---To continue, please proceed your actions---
Input (1) for accessing Inventory System
Input (2) for accessing Checkout System
Input (3) for accessing Sales System
Input (4) for accessing Membership System
Input (5) for switching member
Input (6) to exit
2
---Welcome to Checkout System, ON9.---
Input commands for further management:
Input (1) for Checkout
Input (2) for refund
Input (3) for exit
1
No                  Description         Quantity            Price($)            
1                   candies             100                 3000.0              
2                   Calcium Blocks      100                 15000.0             
3                   Coke                560                 5600.0              
Please input (0) for proceed to checkout
Please input (1) for remove products
Please input (2) for modify quantities of products
Please input (3) to cancel the checkout process
0
The total amount is: $22420.00
Please Input the amount of dollars that the customers paid
22420
Total changes is $0.00
Input commands for further management:
Input (1) for Checkout
Input (2) for refund
Input (3) for exit
3
Exiting...
---To continue, please proceed your actions---
Input (1) for accessing Inventory System
Input (2) for accessing Checkout System
Input (3) for accessing Sales System
Input (4) for accessing Membership System
Input (5) for switching member
Input (6) to exit
2
---Welcome to Checkout System, ON9.---
Input commands for further management:
Input (1) for Checkout
Input (2) for refund
Input (3) for exit
1
No                  Description         Quantity            Price($)            
Please input (0) for proceed to checkout
Please input (1) for remove products
Please input (2) for modify quantities of products
Please input (3) to cancel the checkout process

(In reply to chakfpoon2-c from comment #1)
> The problem has been solved by adding a void in package user.
> =============================================================================
> ===
	public void removeCartAfterTransaction(Member member) {
		member.getCart().clear();
	}

> =============================================================================
> ===
> Please input your Worker ID for logging in the system...
> 1
> Please input your Member ID for logging in the system...
> 1234
> ---Welcome to Morx Supermarket---
> ---To continue, please proceed your actions---
> Input (1) for accessing Inventory System
> Input (2) for accessing Checkout System
> Input (3) for accessing Sales System
> Input (4) for accessing Membership System
> Input (5) for switching member
> Input (6) to exit
> 2
> ---Welcome to Checkout System, ON9.---
> Input commands for further management:
> Input (1) for Checkout
> Input (2) for refund
> Input (3) for exit
> 1
> No                  Description         Quantity            Price($)        
> 
> 1                   candies             100                 3000.0          
> 
> 2                   Calcium Blocks      100                 15000.0         
> 
> 3                   Coke                560                 5600.0          
> 
> Please input (0) for proceed to checkout
> Please input (1) for remove products
> Please input (2) for modify quantities of products
> Please input (3) to cancel the checkout process
> 0
> The total amount is: $22420.00
> Please Input the amount of dollars that the customers paid
> 22420
> Total changes is $0.00
> Input commands for further management:
> Input (1) for Checkout
> Input (2) for refund
> Input (3) for exit
> 3
> Exiting...
> ---To continue, please proceed your actions---
> Input (1) for accessing Inventory System
> Input (2) for accessing Checkout System
> Input (3) for accessing Sales System
> Input (4) for accessing Membership System
> Input (5) for switching member
> Input (6) to exit
> 2
> ---Welcome to Checkout System, ON9.---
> Input commands for further management:
> Input (1) for Checkout
> Input (2) for refund
> Input (3) for exit
> 1
> No                  Description         Quantity            Price($)        
> 
> Please input (0) for proceed to checkout
> Please input (1) for remove products
> Please input (2) for modify quantities of products
> Please input (3) to cancel the checkout process