ATM-Process

ATM Simulation in Java

This project is a simple ATM simulation implemented in Java. The program allows users to check their balance, deposit money, withdraw money, and exit. It also incorporates basic security by requiring a valid PIN before accessing the ATM functionalities.

Features

• Check Balance: View the current account balance.
• Deposit Money: Deposit any valid amount into the account.
• Withdraw Money: Withdraw funds, ensuring that the amount does not exceed the available balance.
• PIN Validation: Requires a correct PIN to access the ATM.
• Exit: Safely exit the application.

Technologies

• Java

How to Run the Program

1. Clone or Download the Project: Download the source code or clone this repository.

2. Compile the Code: Open a terminal and navigate to the project directory. Use the following command to compile the Java file:

   javac ATM.java

3. Run the Program: After compiling, run the program with:

   java ATM

Using the ATM:

4. Enter the correct PIN (1234 by default). Choose an option from the ATM menu: 1: Check your current balance. 2: Deposit money into your account. 3: Withdraw money from your account. 4: Exit the program. Enter your PIN: 1234

   ATM Menu:
   1. Check Balance
   2. Deposit
   3. Withdraw
   4. Exit
   
   Choose an option: 1
   Your current balance is: $0.0
   
   Choose an option: 2
   Enter amount to deposit: 500
   Successfully deposited $500.0
   
   Choose an option: 3
   Enter amount to withdraw: 100
   Successfully withdrew $100.0
   
   Choose an option: 4
   Thank you for using the ATM. Goodbye!

Error Handling

• Incorrect PIN: The program will exit if an incorrect PIN is entered.
• Invalid Deposit/Withdrawal: If an invalid amount (negative or exceeding balance) is entered for deposit or withdrawal, the program will notify the user and prompt again.