🏦 Bank Management System (Java)

A console-based Bank Management System developed using Core Java, following OOP principles, file handling, and a menu-driven approach.
This project simulates basic banking operations such as account creation, deposit, withdrawal, and account display.

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🚀 Features

• Create new customer bank accounts
• Deposit money into an account
• Withdraw money with balance validation
• Display account details
• Persistent storage using file handling
• Menu-driven console interface
• Clean separation of layers (Model, Service, Main)

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🛠 Technologies Used

• Java (Core Java)
• Object-Oriented Programming (OOP)
• File Handling (BufferedReader / BufferedWriter)
• Collections (ArrayList)
• Exception Handling
• Git & GitHub

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📂 Project Structure

com.bank ├── main │ └── BankApp.java ├── model │ ├── Account.java │ ├── Customer.java │ └── Admin.java └── service ├── BankService.java └── BankServiceImpl.java

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📌 How It Works

• Account data is stored in a text file (accounts.txt)
• Each account record is stored in the format: accountNumber|holderName|balance|isActive|customerId|password|email
• On deposit or withdrawal:
• File is read
• Data is updated in memory
• File is rewritten safely

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▶️ How to Run

1. Clone the repository

git clone https://github.com/Ayush20054/bank-management-system.git
2.Open in IntelliJ / Eclipse
3.Run BankApp.java
4.Use menu options (1–5)

**Learning Outcomes:**
Strong understanding of Java OOP
Practical use of file handling
Menu-driven program logic
Real-world project structure
Git & GitHub workflow

**Author**
Ayush Khandekar
Aspiring Java Developer

**License**
This project is for learning and educational purposes.

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## ✅ STEP 3: SAVE & COMMIT README

Run these commands:

```bash
git status
git add README.md
git commit -m "Add professional README documentation"
git push