Laboratorio 3 ATM #1

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lucamoreno02 wants to merge 12 commits into riccaF:main from lucamoreno02:main

bin/ATM.class

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bin/ATMCaseStudy.class

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bin/Account.class

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bin/BalanceInquiry.class

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bin/BankDatabase.class

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bin/CashDispenser.class

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bin/Deposit.class

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bin/DepositSlot.class

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bin/Keypad.class

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bin/Screen.class

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bin/Transaction.class

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bin/Withdrawal.class

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bin/code/businesslogic/ATM.class

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bin/code/businesslogic/ATMCaseStudy.class

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bin/code/businesslogic/BalanceInquiry.class

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bin/code/database/Account.class

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bin/code/database/BankDatabase.class

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bin/code/database/Euro.class

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bin/code/database/Transaction.class

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bin/code/gui/CashDispenser.class

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bin/code/gui/Deposit.class

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bin/code/gui/DepositSlot.class

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bin/code/gui/Keypad.class

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bin/code/gui/Screen.class

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bin/code/gui/Withdrawal.class

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componenti.txt

-Original file line number
+Diff line change
@@ -0,0 +1,4 @@
+    Di Luca Mattia - 5213177
+    Mafodda Edoardo - 5302507
+    Moreno Luca - 5209592
+    Toscano Mattia - 5288636

src/ATM.java → src/code/businesslogic/ATM.java

-Original file line number
+Diff line change
@@ -1,3 +1,14 @@
+    package code.businesslogic;
+    import code.database.BankDatabase;
+    import code.database.Transaction;
+    import code.gui.CashDispenser;
+    import code.gui.Deposit;
+    import code.gui.DepositSlot;
+    import code.gui.Keypad;
+    import code.gui.Screen;
+    import code.gui.Withdrawal;
     // ATM.java
     // Represents an automated teller machine
@@ Expand Down @@

src/ATMCaseStudy.java → src/code/businesslogic/ATMCaseStudy.java

-Original file line number
+Diff line change
@@ -1,3 +1,5 @@
+    package code.businesslogic;
     // ATMCaseStudy.java
     // Driver program for the ATM case study
@@ Expand Down @@

src/BalanceInquiry.java → src/code/businesslogic/BalanceInquiry.java

            
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    @@ -1,3 +1,10 @@
  
    package code.businesslogic;

    import code.database.BankDatabase;

    import code.database.Euro;

    import code.database.Transaction;

    import code.gui.Screen;

    // BalanceInquiry.java

    // Represents a balance inquiry ATM transaction

    @@ -18,19 +25,19 @@ public void execute()
  
          Screen screen = getScreen();

          // get the available balance for the account involved

          double availableBalance = 

          Euro availableBalance = 

             bankDatabase.getAvailableBalance( getAccountNumber() );

          // get the total balance for the account involved

          double totalBalance = 

          Euro totalBalance = 

             bankDatabase.getTotalBalance( getAccountNumber() );

          // display the balance information on the screen

          screen.displayMessageLine( "\nBalance Information:" );

          screen.displayMessage( " - Available balance: " ); 

          screen.displayDollarAmount( availableBalance );

          screen.displayEuroAmount( availableBalance );

          screen.displayMessage( "\n - Total balance:     " );

          screen.displayDollarAmount( totalBalance );

          screen.displayEuroAmount( totalBalance );

          screen.displayMessageLine( "" );

       } // end method execute

    } // end class BalanceInquiry

src/Account.java → src/code/database/Account.java

            
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    @@ -1,16 +1,18 @@
  
    package code.database;

    // Account.java

    // Represents a bank account

    public class Account 

    {

       private int accountNumber; // account number

       private int pin; // PIN for authentication

       private double availableBalance; // funds available for withdrawal

       private double totalBalance; // funds available + pending deposits

       private Euro availableBalance; // funds available for withdrawal

       private Euro totalBalance; // funds available + pending deposits

       // Account constructor initializes attributes

       public Account( int theAccountNumber, int thePIN, 

          double theAvailableBalance, double theTotalBalance )

          Euro theAvailableBalance, Euro theTotalBalance )

       {

          accountNumber = theAccountNumber;

          pin = thePIN;

    @@ -28,28 +30,28 @@ public boolean validatePIN( int userPIN )
  
       } // end method validatePIN

       // returns available balance

       public double getAvailableBalance()

       public Euro getAvailableBalance()

       {

          return availableBalance;

       } // end getAvailableBalance

       // returns the total balance

       public double getTotalBalance()

       public Euro getTotalBalance()

       {

          return totalBalance;

       } // end method getTotalBalance

       // credits an amount to the account

       public void credit( double amount )

       public void credit( Euro amount )

       {

          totalBalance += amount; // add to total balance

          totalBalance.somma(amount); // add to total balance

       } // end method credit

       // debits an amount from the account

       public void debit( double amount )

       public void debit( Euro amount )

       {

          availableBalance -= amount; // subtract from available balance

          totalBalance -= amount; // subtract from total balance

          availableBalance.sottrai(amount); // subtract from available balance

          totalBalance.sottrai(amount); // subtract from total balance

       } // end method debit

       // returns account number

src/BankDatabase.java → src/code/database/BankDatabase.java

            
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    @@ -1,3 +1,4 @@
  
    package code.database;

    // BankDatabase.java

    // Represents the bank account information database 

    @@ -9,8 +10,8 @@ public class BankDatabase
  
       public BankDatabase()

       {

          accounts = new Account[ 2 ]; // just 2 accounts for testing

          accounts[ 0 ] = new Account( 12345, 54321, 1000.0, 1200.0 );

          accounts[ 1 ] = new Account( 98765, 56789, 200.0, 200.0 );  

          accounts[ 0 ] = new Account( 12345, 54321, new Euro(1000 , 0), new Euro(1200 , 0) );

          accounts[ 1 ] = new Account( 98765, 56789, new Euro(200 , 0) , new Euro(200 , 0)  );  

       } // end no-argument BankDatabase constructor

       // retrieve Account object containing specified account number

    @@ -42,25 +43,25 @@ public boolean authenticateUser( int userAccountNumber, int userPIN )
  
       } // end method authenticateUser

       // return available balance of Account with specified account number

       public double getAvailableBalance( int userAccountNumber )

       public Euro getAvailableBalance( int userAccountNumber )

       {

          return getAccount( userAccountNumber ).getAvailableBalance();

       } // end method getAvailableBalance

       // return total balance of Account with specified account number

       public double getTotalBalance( int userAccountNumber )

       public Euro getTotalBalance( int userAccountNumber )

       {

          return getAccount( userAccountNumber ).getTotalBalance();

       } // end method getTotalBalance

       // credit an amount to Account with specified account number

       public void credit( int userAccountNumber, double amount )

       public void credit( int userAccountNumber, Euro amount )

       {

          getAccount( userAccountNumber ).credit( amount );

       } // end method credit

       // debit an amount from of Account with specified account number

       public void debit( int userAccountNumber, double amount )

       public void debit( int userAccountNumber, Euro amount )

       {

          getAccount( userAccountNumber ).debit( amount );

       } // end method debit

src/code/database/Euro.java

-Original file line number
+Diff line change
@@ -0,0 +1,52 @@
+    package code.database;
+    public class Euro {
+    	private long valore;
+    	public Euro(long euro, long cent) {
+    		if (euro >= 0) {
+    			valore = euro*100 + cent;
+    		} else {
+    			valore = euro*100 - cent;
+    		}
+    	}
+    	public Euro(double d) {
+    		valore = (long)(d*100);
+    	}
+    	public long getValore() {
+    		return valore;
+    	}
+    	public Euro somma(Euro e) {
+    		this.valore = this.valore + e.getValore();
+    		return this;
+    	}
+    	public Euro sottrai(Euro e) {
+    		this.valore = this.valore - e.getValore();
+    		return this;
+    	}
+    	public boolean ugualeA(Euro e){
+    		if (valore == e.getValore())
+    			return true;
+    		else return false;
+    	}
+    	public boolean minoreDi(Euro e){
+    		if (valore <= e.getValore())
+    			return true;
+    		else return false;
+    	}
+    	public int getEuro() {
+    		return (int)(this.valore / 100);
+    	}
+    	public String stampa(){
+    		return (double)valore/100 +" euro";
+    	}
+    }

src/Transaction.java → src/code/database/Transaction.java

-Original file line number
+Diff line change
@@ -1,3 +1,7 @@
+    package code.database;
+    import code.gui.Screen;
     // Transaction.java
     // Abstract superclass Transaction represents an ATM transaction
@@ Expand Down @@

src/CashDispenser.java → src/code/gui/CashDispenser.java

            
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    @@ -1,11 +1,15 @@
  
    package code.gui;

    import code.database.Euro;

    // CashDispenser.java

    // Represents the cash dispenser of the ATM

    public class CashDispenser 

    {

       // the default initial number of bills in the cash dispenser

       private final static int INITIAL_COUNT = 500;

       private int count; // number of $20 bills remaining

       private int count; // number of €20 bills remaining

       // no-argument CashDispenser constructor initializes count to default

       public CashDispenser()

    @@ -14,16 +18,16 @@ public CashDispenser()
  
       } // end CashDispenser constructor

       // simulates dispensing of specified amount of cash

       public void dispenseCash( int amount )

       public void dispenseCash( Euro amount )

       {

          int billsRequired = amount / 20; // number of $20 bills required

          int billsRequired = amount.getEuro() / 20; // number of €20 bills required

          count -= billsRequired; // update the count of bills

       } // end method dispenseCash

       // indicates whether cash dispenser can dispense desired amount

       public boolean isSufficientCashAvailable( int amount )

       public boolean isSufficientCashAvailable( Euro amount )

       {

          int billsRequired = amount / 20; // number of $20 bills required

          int billsRequired = amount.getEuro() / 20; // number of €20 bills required

          if ( count >= billsRequired  )

             return true; // enough bills available

src/Deposit.java → src/code/gui/Deposit.java

            
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    @@ -1,9 +1,15 @@
  
    package code.gui;

    import code.database.BankDatabase;

    import code.database.Euro;

    import code.database.Transaction;

    // Deposit.java

    // Represents a deposit ATM transaction

    public class Deposit extends Transaction

    {

       private double amount; // amount to deposit

       private Euro amount; // amount to deposit

       private Keypad keypad; // reference to keypad

       private DepositSlot depositSlot; // reference to deposit slot

       private final static int CANCELED = 0; // constant for cancel option

    @@ -30,12 +36,12 @@ public void execute()
  
          amount = promptForDepositAmount(); // get deposit amount from user

          // check whether user entered a deposit amount or canceled

          if ( amount != CANCELED )

          if ( !amount.equals(new Euro(0)) )

          {

             // request deposit envelope containing specified amount

             screen.displayMessage( 

                "\nPlease insert a deposit envelope containing " );

             screen.displayDollarAmount( amount );

             screen.displayEuroAmount(amount);

             screen.displayMessageLine( "." );

             // receive deposit envelope

    @@ -65,7 +71,7 @@ public void execute()
  
       } // end method execute

       // prompt user to enter a deposit amount in cents 

       private double promptForDepositAmount()

       private Euro promptForDepositAmount()

       {

          Screen screen = getScreen(); // get reference to screen

    @@ -76,10 +82,10 @@ private double promptForDepositAmount()
  
          // check whether the user canceled or entered a valid amount

          if ( input == CANCELED ) 

             return CANCELED;

             return new Euro(0);

          else

          {

             return ( double ) input / 100; // return dollar amount 

             return ( Euro ) new Euro(input / 100); // return euro amount 

          } // end else

       } // end method promptForDepositAmount

    } // end class Deposit

src/DepositSlot.java → src/code/gui/DepositSlot.java

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+Diff line change
@@ -1,3 +1,5 @@
+    package code.gui;
     // DepositSlot.java
     // Represents the deposit slot of the ATM
@@ Expand Down @@

src/Keypad.java → src/code/gui/Keypad.java

-Original file line number
+Diff line change
@@ -1,3 +1,5 @@
+    package code.gui;
     // Keypad.java
     // Represents the keypad of the ATM
     import java.util.Scanner; // program uses Scanner to obtain user input
@@ Expand Down @@

src/Screen.java → src/code/gui/Screen.java

            
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    @@ -1,3 +1,7 @@
  
    package code.gui;

    import code.database.Euro;

    // Screen.java

    // Represents the screen of the ATM

    @@ -15,11 +19,11 @@ public void displayMessageLine( String message )
  
          System.out.println( message );   

       } // end method displayMessageLine

       // display a dollar amount

       public void displayDollarAmount( double amount )

       // display euro amount

       public void displayEuroAmount( Euro amount )

       {

          System.out.printf( "$%,.2f", amount );   

       } // end method displayDollarAmount 

          System.out.printf( amount.stampa() );   

       } // end method displayEuroAmount 

    } // end class Screen

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