🏦 Banking System Application (Java)

A simple console-based Banking System Application developed in Java using Object-Oriented Programming (OOP) concepts.
The application allows users to create bank accounts and perform basic banking operations such as deposit, withdrawal, and account search.

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🎯 Objective

To design a menu-driven banking system that demonstrates:

• Classes and Objects
• Constructors
• Arrays of Objects
• Methods
• User input using Scanner class

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🧩 Features

• Create multiple customer accounts
• Display all account details
• Search account by account number
• Deposit money into an account
• Withdraw money from an account
• Balance validation during withdrawal
• Menu-driven program using loops and switch-case

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🛠️ Technologies Used

• Java
• Scanner class for user input
• OOP concepts (Class, Object, Constructor, Methods)

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📂 Program Structure

BankingApp.java │ ├── class BankDetails │ ├── Account details (accno, name, acc_type, balance) │ ├── Constructor for account creation │ ├── showAccount() – display account details │ ├── deposit() – deposit amount │ ├── withdrawal() – withdraw amount │ └── search() – search account by account number │ └── class BankingApp └── main() – menu-driven execution

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▶️ How the Program Works

1. User enters the number of customers.
2. Account details are taken using a constructor.
3. A menu is displayed repeatedly until the user exits.
4. User can:
   • View all account details
   • Search for an account
   • Deposit money
   • Withdraw money
   • Exit the application

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📌 Sample Operations

• Deposit: Adds amount to the current balance
• Withdrawal: Checks sufficient balance before withdrawing
• Search: Displays account details if account number matches

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🚀 How to Run

1. Save the code as BankingApp.java

2. Compile the program: javac BankingApp.java

3. Run the program: java BankingApp

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✅ Conclusion

This Banking System Application is a beginner-friendly Java project that demonstrates core OOP principles and user interaction through a console-based menu. It is suitable for academic assignments, practical exams, and viva preparation.

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📘 Developed using Java OOP concepts