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Class atm.Session 

java.lang.Object
   |
   +----atm.Session
public class Session
extends Object
Representation for one ATM session serving a single customer.

Variable Index

o atm
The ATM on which the session is performed
o CHOOSING_TRANSACTION_STATE
Asking the customer to choose a transaction type
o EJECTING_CARD_STATE
Ejecting the customer's card
o FINAL_STATE
Session finished
o PERFORMING_TRANSACTION_STATE
Peforming a transaction
o pin
The PIN entered (or re-entered) by the customer
o READING_CARD_STATE
Reading the customer's card
o READING_PIN_STATE
Asking the customer to enter a PIN
o state
The current state of the session

Constructor Index

o Session(ATM)
Constructor

Method Index

o performSession()
Perform the Session Use Case
o setPIN(int)
Change the pin recorded for the customer (if invalid pin extension was performed by a transaction

Variables

o atm 
 private ATM atm
The ATM on which the session is performed

o pin 
 private int pin
The PIN entered (or re-entered) by the customer

o state 
 private int state
The current state of the session

o READING_CARD_STATE 
 private static final int READING_CARD_STATE
Reading the customer's card

o READING_PIN_STATE 
 private static final int READING_PIN_STATE
Asking the customer to enter a PIN

o CHOOSING_TRANSACTION_STATE 
 private static final int CHOOSING_TRANSACTION_STATE
Asking the customer to choose a transaction type

o PERFORMING_TRANSACTION_STATE 
 private static final int PERFORMING_TRANSACTION_STATE
Peforming a transaction

o EJECTING_CARD_STATE 
 private static final int EJECTING_CARD_STATE
Ejecting the customer's card

o FINAL_STATE 
 private static final int FINAL_STATE
Session finished

Constructors

o Session 
 public Session(ATM atm)
Constructor

Parameters:
atm - the ATM on which the session is performed

Methods

o performSession 
 public void performSession()
Perform the Session Use Case

o setPIN 
 public void setPIN(int pin)
Change the pin recorded for the customer (if invalid pin extension was performed by a transaction

Parameters:
pin - the newly entered pin 
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