Write a Java application of a Banking System prototype. The program loads all th
ID: 3663686 • Letter: W
Question
Write a Java application of a Banking System prototype. The program loads all the account data from a text file. The user interacts with the program via the terminal. The program can process three types of transactions: deposit, withdraw and transfer. The updated balance will be temporarily stored in the memory until the user wants to exit the program. Before the program terminates, the updated account balances will be written back to the text file.
Text File:
100001 100.01
100002 1000.00
100003 245.65
100004 24565.32
100005 2345.78
100006 23245.62
100007 4565.74
100008 2435.85
100009 324216.33
100010 0.00100001 100.01
100002 1000.00
100003 245.65
100004 24565.32
100005 2345.78
100006 23245.62
100007 4565.74
100008 2435.85
100009 324216.33
100010 0.00
Explanation / Answer
//Print the Interaction Menu to the screen.
static int getAccountNumber();
//Retrieve the account number from user's input
static double getAmount();
//Retrieve the deposit or withdraw amount from user's input
static void deposit(int accountNumber,double depositAmount,
int[] accountNumbers, double[] accountBalances
, int numberOfAccounts);
//Process a deposit transaction given the account number and deposit amount
static void withdraw(int accountNumber, double withdrawAmount,
int[] accountNumbers, double[] accountBalances,
int numberOfAccounts);
//Process a withdraw transaction given the account number and withdraw amount
static int getAccountData(int[] accountNumbers,double[] accountBalances);
//Load all the account data from the text file
static void updateAccountDatabase(int[] accountNumbers,double[] accountBalances, int numberOfAccounts);
//Write all the account data back to the text file.
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