CmdRejectCoins Class Reference

Inheritance diagram for CmdRejectCoins:

Collaboration diagram for CmdRejectCoins:

Public Member Functions
String	execute (VendingMachine v, String[] cmdParts)
Public Member Functions inherited from Command

Detailed Description

Definition at line 3 of file CmdRejectCoins.java.

Member Function Documentation

execute()

String CmdRejectCoins.execute ( VendingMachine v, String[] cmdParts )

inline

Implements Command.

Definition at line 5 of file CmdRejectCoins.java.

                                                               {
        int total = v.getTotalInsertedCoinsAmount();
        if (total == 0) {
            return "Rejected no coin!";
        }
        else {
            String return_text = "Rejected ";
            // only $1, $2, $5, $10 coins are accepted
            // print the coins in the order of $1, $2, $5, $10
            ArrayList<ArrayList<Integer>> coins_list = v.getGroupedInsertedCoins();
            for (int i = 0; i < 4; i++) {
                for (Integer c : coins_list.get(i)) {
                    return_text += "$" + c + ", ";
                }
            }
            // remove the last ", " and add "."
            return_text = return_text.substring(0, return_text.length() - 2) + ".";
            return_text += " $" + total + " in total.";
            v.dumpAllCoins();
            return return_text;
        }
    }

References VendingMachine.dumpAllCoins(), VendingMachine.getGroupedInsertedCoins(), and VendingMachine.getTotalInsertedCoinsAmount().

Here is the call graph for this function:

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The documentation for this class was generated from the following file:

• assignment3/CmdRejectCoins.java