Write a small application in Java to develop a Banking Application in which the user deposits the amount Rs 1000.00 and then start withdrawing Rs 400.00, Rs 300.00 and it throws exception "Not Sufficient Fund" when the user withdraws Rs. 500 thereafter.
AIM: Write a small application in Java to develop a Banking Application in
which the user deposits the amount Rs 1000.00 and then start withdrawing Rs
400.00, Rs 300.00 and it throws exception "Not Sufficient Fund" when the user withdraws Rs. 500 thereafter.
CODE:
import java.util.Scanner;
class
InsufficientFundException extends Exception
{
InsufficientFundException()
{
super();
}
InsufficientFundException(String s)
{
super(s);
}
}
class
NegativeAmountException extends Exception
{
NegativeAmountException()
{
super();
}
NegativeAmountException(String s)
{
super(s);
}
}
class fund
{
public static float BAL = 0;
public static void main(String args[])
{
char con;
do{
System.out.print("\nEnter D for Deposite
and W for Widrowal: ");
Scanner s = new Scanner(System.in);
char c = s.next().toUpperCase().charAt(0);
switch(c){
case 'D':try{
deposite();
}
catch(NegativeAmountException e){
System.out.println(e);
System.out.println("\n-----------------------------");
e.printStackTrace();
System.out.println("\n------------------------------");
System.out.println(e.getMessage());
}
break;
case 'W':try{
withdraw();
}
catch(InsufficientFundException e){
System.out.println(e);
System.out.println("\n-------------------");
e.printStackTrace();
System.out.println("\n---------------------");
System.out.println(e.getMessage());
}
break;
default:System.out.println("\nInvalid
choice");
}
System.out.print("\nDo you want to
continue enter y or Y for yes: ");
con = s.next().toUpperCase().charAt(0);
}
while(con=='Y');
}
static void deposite() throws NegativeAmountException{
float dep;
System.out.print("\nEnter Amount for
Deposite: ");
Scanner s = new Scanner(System.in);
dep = s.nextFloat();
if(dep<=0){
throw new
NegativeAmountException("\nAmount for Deposite can't be zero or
negative");
}
else{
BAL+=dep;
System.out.println("\n"+dep+"
Rs. Deposited");
}
System.out.println("\nTotal balance:
"+BAL);
}
static void withdraw() throws InsufficientFundException{
float withd;
System.out.print("\nEnter Amount for
withdraw: ");
Scanner s = new Scanner(System.in);
withd = s.nextFloat();
if(withd<=0){
System.out.println("\nAmount
for Withdrawal can't be zero or negative");
}
else{
BAL-=withd;
if(BAL<=0){
throw new
InsufficientFundException("Balance is negative if you withdraw
"+withd+" Rs.");
}
else{
System.out.println("\n"+withd+"
Rs. withdowed");
}
System.out.println("\nTotal
balance: "+BAL);
}
}
}
OUTPUT:
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