Online Banking System

Overview

This project is a console-based banking management system implemented in Java. It provides functionalities for both administrators (accountants) and customers to perform various banking operations such as account management, balance inquiries, deposits, withdrawals, and fund transfers.

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Features

1. Admin (Accountant) Portal

• Login as an accountant using valid credentials.
• Manage customer accounts:
  • Add new customer accounts.
  • Add new customer accounts.
  • Delete customer accounts.
  • View individual or all customer details.

2. Customer Portal

• Login as a customer using valid credentials (username, password, and account number).
• Perform banking operations:
  • View account balance.
  • Deposit money.
  • Withdraw money.
  • Transfer money to another account.

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Project Structure

src/
├── com/system/bank/
│   ├── App.java
│   ├── dao/
│   │   ├── AccountantDao.java
│   │   ├── AccountantDaoImplementation.java
│   │   ├── CustomerDao.java
│   │   ├── CustomerDaoImplementation.java
|   └── dbconnection/
|       ├── DataBaseConnection.java
│   └── entity/
│       ├── Accountant.java
│       ├── Customer.java
│   └── exception/
│       ├── AccountantException.java
│       ├── CustomerException.java

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How to Run

1. Clone the repository:

   git clone https://github.com/JARVIS-DK/BankManagementSystem-Java.git

2. Navigate to the project directory:

   cd BankManagementSystem-Java

3. Compile the project:

   javac -d bin src/com/system/bank/*.java src/com/system/bank/dao/*.java src/com/system/bank/entity/*.java src/com/system/bank/exception/*.java

4. Run the application:

   java -cp bin com.system.bank.App

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Usage Instructions

Admin (Accountant) Login

• Enter the username and password as prompted.
• Once logged in, you can:
  • Add, update, or delete customer accounts.
  • View customer account details.
  • Logout to return to the main menu.

Customer Login

• Enter your username, password, and account number as prompted.
• Once logged in, you can:
  • View your account balance.
  • Deposit or withdraw money.
  • Transfer money to another account.
  • Logout to return to the main menu.

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Classes and Interfaces

1. Entity Classes

• Accountant:
  • Represents the admin user with attributes such as username and password.
• Customer:
  • Represents the customer with attributes such as account number, name, balance, email, and address.

2. DAO Interfaces and Implementations

• AccountantDao and AccountantDaoImplementation:
  • Define and implement methods for managing admin and customer operations.
• CustomerDao and CustomerDaoImplementation:
  • Define and implement methods for customer operations like balance inquiry, deposit, withdrawal, and transfer.

3. Exception Classes

• AccountantException:
  • Handles errors specific to admin operations.
• CustomerException:
  • Handles errors specific to customer operations.

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Example Scenarios

Admin Operations

1. Login as Admin:

   Enter UserName: admin
   Enter Password: password
   Login Successfully!!
   

2. Add a New Customer:

   Enter Customer Name: John Doe
   Enter Account Opening Balance: 5000
   Enter Customer Email: john@example.com
   Enter Customer Password: password123
   Enter Customer Mobile Number: 1234567890
   Enter Customer Address: 123 Main St
   Customer Added Successfully!
   

Customer Operations

1. Login as Customer:

   Enter UserName: john_doe
   Enter Password: password123
   Enter Account Number: 101
   Welcome: John Doe
   

2. View Balance:

   Current Account Balance ------
   5000
   

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License

This project is licensed under the MIT License. See the LICENSE file for details.

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Author

JARVIS-DK

• GitHub Profile