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Class atm.ATM
java.lang.Object
|
+----atm.ATM
- public class ATM
- extends Object
- implements Runnable
Representation for the ATM itself. An object of this class "owns"
the objects representing the component parts of the ATM, and the
communications network, and is responsible for creating customer
sessions which then use it to gain access to the component parts.
This is an active class - when an instance of the class is created,
a thread is executed that actually runs the system.
-
bankAddress
- Internet address of the bank
-
bankName
- Name of the bank owning this ATM
-
cardInserted
- Becomes true when the card reader informs the ATM that a card has been
inserted - the ATM will make this false when it has tried to read the
card
-
cardReader
- The ATM's card reader
-
cashDispenser
- The ATM's cash dispenser
-
customerConsole
- The ATM's customer console
-
envelopeAcceptor
- The ATM's envelope acceptor
-
id
- Unique ID for this ATM
-
IDLE_STATE
- The ATM is on, but idle.
-
log
- The ATM's log
-
networkToBank
- The ATM's network connection to the bank
-
OFF_STATE
- The ATM is off.
-
operatorPanel
- The ATM's operator panel
-
place
- Physical location of this ATM
-
receiptPrinter
- The ATM's receipt printer
-
SERVING_CUSTOMER_STATE
- The ATM is servicing a customer.
-
state
- The current state of the ATM - one of the possible values listed below
-
switchOn
- Becomes true when the operator panel informs the ATM that the switch has
been turned on - becomes false when the operator panel informs the ATM
that the switch has been turned off.
-
ATM(int, String, String, InetAddress)
- Constructor
-
cardInserted()
- Inform the ATM that a card has been inserted into the card reader.
-
getBankName()
- Accessor for bank name
-
getCardReader()
- Accessor for card reader
-
getCashDispenser()
- Accessor for cash dispenser
-
getCustomerConsole()
- Accessor for customer console
-
getEnvelopeAcceptor()
- Accessor for envelope acceptor
-
getID()
- Accessor for id
-
getLog()
- Accessor for log
-
getNetworkToBank()
- Accessor for network to bank
-
getOperatorPanel()
- Accessor for operator panel
-
getPlace()
- Accessor for place
-
getReceiptPrinter()
- Accessor for receipt printer
-
performShutdown()
- Perform the System Shutdown use case when switch is turned off
-
performStartup()
- Perform the System Startup use case when switch is turned on
-
run()
- The main program/applet will create a Thread that executes
this code.
-
switchOff()
- Inform the ATM that the switch on the operator console has been moved
to the "off" position.
-
switchOn()
- Inform the ATM that the switch on the operator console has been moved
to the "on" position.
id
private int id
- Unique ID for this ATM
place
private String place
- Physical location of this ATM
bankName
private String bankName
- Name of the bank owning this ATM
bankAddress
private InetAddress bankAddress
- Internet address of the bank
cardReader
private CardReader cardReader
- The ATM's card reader
cashDispenser
private CashDispenser cashDispenser
- The ATM's cash dispenser
customerConsole
private CustomerConsole customerConsole
- The ATM's customer console
envelopeAcceptor
private EnvelopeAcceptor envelopeAcceptor
- The ATM's envelope acceptor
log
private Log log
- The ATM's log
networkToBank
private NetworkToBank networkToBank
- The ATM's network connection to the bank
operatorPanel
private OperatorPanel operatorPanel
- The ATM's operator panel
receiptPrinter
private ReceiptPrinter receiptPrinter
- The ATM's receipt printer
state
private int state
- The current state of the ATM - one of the possible values listed below
switchOn
private boolean switchOn
- Becomes true when the operator panel informs the ATM that the switch has
been turned on - becomes false when the operator panel informs the ATM
that the switch has been turned off.
cardInserted
private boolean cardInserted
- Becomes true when the card reader informs the ATM that a card has been
inserted - the ATM will make this false when it has tried to read the
card
OFF_STATE
private static final int OFF_STATE
- The ATM is off. The switch must be turned on before it can operate
IDLE_STATE
private static final int IDLE_STATE
- The ATM is on, but idle. It can service a customer, or it can be shut down
SERVING_CUSTOMER_STATE
private static final int SERVING_CUSTOMER_STATE
- The ATM is servicing a customer.
ATM
public ATM(int id,
String place,
String bankName,
InetAddress bankAddress)
- Constructor
- Parameters:
- id - the unique ID for this ATM
- place - the physical location of this ATM
- bankName - the name of the bank owning this ATM
- bankAddress - the Internet address of the bank
run
public void run()
- The main program/applet will create a Thread that executes
this code.
switchOn
public synchronized void switchOn()
- Inform the ATM that the switch on the operator console has been moved
to the "on" position.
switchOff
public synchronized void switchOff()
- Inform the ATM that the switch on the operator console has been moved
to the "off" position.
cardInserted
public synchronized void cardInserted()
- Inform the ATM that a card has been inserted into the card reader.
getID
public int getID()
- Accessor for id
- Returns:
- unique id of this ATM
getPlace
public String getPlace()
- Accessor for place
- Returns:
- physical location of this ATM
getBankName
public String getBankName()
- Accessor for bank name
- Returns:
- name of bank owning this ATM
getCardReader
public CardReader getCardReader()
- Accessor for card reader
- Returns:
- card reader component of this ATM
getCashDispenser
public CashDispenser getCashDispenser()
- Accessor for cash dispenser
- Returns:
- cash dispenser component of this ATM
getCustomerConsole
public CustomerConsole getCustomerConsole()
- Accessor for customer console
- Returns:
- customer console component of this ATM
getEnvelopeAcceptor
public EnvelopeAcceptor getEnvelopeAcceptor()
- Accessor for envelope acceptor
- Returns:
- envelope acceptor component of this ATM
getLog
public Log getLog()
- Accessor for log
- Returns:
- log component of this ATM
getNetworkToBank
public NetworkToBank getNetworkToBank()
- Accessor for network to bank
- Returns:
- network connection to bank of this ATM
getOperatorPanel
public OperatorPanel getOperatorPanel()
- Accessor for operator panel
- Returns:
- operator panel component of this ATM
getReceiptPrinter
public ReceiptPrinter getReceiptPrinter()
- Accessor for receipt printer
- Returns:
- receipt printer component of this ATM
performStartup
private void performStartup()
- Perform the System Startup use case when switch is turned on
performShutdown
private void performShutdown()
- Perform the System Shutdown use case when switch is turned off
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