Question

This assignment must be completed on your own with your team mates. Don't give your code to others or use other students' code. This is considered academic m will result 0 marks) Write a java program that mange JUC Bank accounts services. The program should have the following: The total number of accounts (n) will be specified by the user at the beginning of the program. Depending upon the entered number, create three Arrays as following o o o Array to store customer names Array to store Account ID and Account number Array to store Balance * Account ID and Account number should be assign automatically when an account created (sample for 100 accounts) Balance cannot be a negative value Account ID Account number 180000 720000 180001 180002 720002 Name Balance 80000 2 8900.0 Abdullah Ahmed 72000 Lama Abdullatif 180099720099 1025.36 Display the following services to the user o Create new account o Account Details o Deposit o Withdraw o Display all accounts details Ask the user to choose the service they want to perform < To create new account the user will enter the customer name and his her balance e To view account details You have to ask the user to enter the account ID only Check if the account has been created the view the details o o Deposition should be a positive value and the balance should be updated Update the balance after withdraw (balance cannot be negative Display all accounts: display all the information (Customer's name, Account ID Account Number, Account Balance) * * Ask the user if he/she would like to perform another service Write comments to show how the program works

Answer 1

import java.util.Scanner;
class Account{
private int ID, AccNo;
private String name;
private double balance;
public Account(int ID, int AccNo,String name, double balance){
this.ID = ID;
this.AccNo = AccNo;
this.name = name;
this.balance = balance;
}
public void setName(String name){
this.name = name;
}
public void setBalance(double balance){
this.balance = balance;
}
public int getID(){
return ID;
}
public int getAccNo(){
return AccNo;
}
public String getName(){
return name;
}
public double getBalance(){
return balance;
}
public boolean deposit(double d){
if(d>0){
balance += d;
return true;
}
return false;
}
public boolean withdraw(double b){
if(b>balance)
return false;
balance -= b;
return true;
}
}
class JUCBank{
static int trackID=180000, trackAccNo=720000;
public static int getIndex(Account account[],int id,int n){
for(int i=0;i<n;i++){
if(account[i].getID()==id)
return i;
}
return -1;
}
public static void main(String[] args) {
Scanner keyboard = new Scanner(System.in);
int numAccounts,i=0;
System.out.println("Welcome to JUC Bank");
System.out.println("----------------------------------------");
System.out.println("Please enter the number of accounts you would like to manage : ");
numAccounts = keyboard.nextInt();
Account account[] = new Account[5];
while(i<numAccounts){
System.out.println("----------------------------------------");
System.out.println("\nSelect a service from the following list");
System.out.println("----------------------------------------");
System.out.println("1- Create new account\n2- Account Details\n3- Deposit\n4- Withdraw\n5- Display all accounts details");
System.out.print("Your selection >>> ");
int selection = keyboard.nextInt();
if(selection==1){
System.out.println("**********Create new account*********");
System.out.print("Customer name: ");
keyboard.nextLine();
String name = keyboard.nextLine();
System.out.print("Balance: ");
double balance = keyboard.nextDouble();
account[i++] = new Account(trackID,trackAccNo,name,balance);
trackAccNo += 1;
trackID += 1;
}
else if(selection==2){
if(i==0)
System.out.print("No account has been created yet");
else{
System.out.println("*******All Account Details*******\n");
for(int j=0;j<i;j++)
System.out.println("Account holder: "+account[j].getName()+" Account ID: "+account[j].getID()+" Account number: "+account[j].getAccNo()+"\nBalance:"+account[j].getBalance());
}
}
else if(selection==3){
System.out.println("*************Money Deposit**************");
System.out.print("Please Enter the Account ID : ");
int id = keyboard.nextInt();
int index = getIndex(account,id,i);
if(index>=0){
System.out.print("Enter the amount of money you would like to deposit : ");
double d = keyboard.nextDouble();
if(!account[index].deposit(d))
System.out.print("deposit amount should be positive");
}else System.out.println("This is not a correct ID");
}
else if(selection==4){
System.out.print("*************Money Withdraw***************\n");
System.out.print("Please Enter the Account ID : ");
int id = keyboard.nextInt();
System.out.print("Enter the amount of money you would like to withdraw : ");
double w = keyboard.nextDouble();
int index = getIndex(account,id,i);
if(index>=0){
if(!account[index].withdraw(w))
System.out.println("Insufficient funds. Withdrawal not made.");
}else System.out.println("This is not a correct ID");
}
else if(selection==5){
System.out.println("*******All Account Details*******\n");
for(int j=0;j<i;j++)
System.out.println("Account holder: "+account[j].getName()+" Account ID: "+account[j].getID()+" Account number: "+account[j].getAccNo()+"\nBalance:"+account[j].getBalance());
}
System.out.println("------------------------------------------------------");
System.out.println("Do you want to do another service [y- yes | n- NO]: ");
char option = keyboard.next().charAt(0);
if(option=='n')
break;
System.out.print("\n");
}
}
}

//output screenshot

$C:\java>java JUCBank Welcome to JUC Bank Please enter the number of accounts you would like to manage Select a service from the following list 1- Createnew account 2-Account Details 3- Deposit 4- Withdraw 5- Display all accounts details Your selection >> 1 *** Create new account****x* Customer name: Linus Paul Balance: 3230 Do you want to do another service [y- yes n- NO]: Select a service from the following list 1- Createnew account 2- Account Details 3- Deposit 4- Withdraw 5- Display all accounts details Your selection >>>2 Account holder: Linus Paul Account ID: 180000 Account number: 720000 Balance:3230.0$

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