OOPSiess!! Club Bank System (JAVA)

This is a simple console-based application built in Java to demonstrate core Object-Oriented Programming (OOP) principles: Encapsulation, Inheritance, and Polymorphism.

The system simulates basic banking operations for managing different account types.

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Key Features

• Account Types: Supports creation of Standard and Savings Accounts.
• Core Transactions: Deposit and withdraw funds.
• Balance Inquiry: Check the current balance of any account.
• Inheritance in Action: The SavingsAccount class extends the base Account class.
• Polymorphism: The SavingsAccount withdrawal method is customized to enforce a minimum balance rule.

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How to Run the Application

These instructions assume you have the Java Development Kit (JDK 17+) and Git installed.

1. Clone the Repository

Open your terminal and clone the project using the official URL:

git clone https://github.com/github-community-gitam/EPOCH4.0-OOPSiees.git
cd BankSystemJAVA

2. Running the application

javac src/bank/*.java -d bin
java -cp bin bank.MainApp

Quick Start Guide

1. Start the application and select option 1 (Create New Account).

2. Input a name, an initial deposit (e.g., 500), and the type (Savings or Other).

3. Note the Account Number (e.g., 1000) displayed in the output.

4. Use that number with options 2, 3, or 4 to perform transactions.

Project Directory Structure

src/bank/

• Account.java
  Location: src/bank/
  Description: The Base Class defining core logic and attributes.

• SavingsAccount.java
  Location: src/bank/
  Description: Subclass implementing minimum balance rule (Inheritance).

• Bank.java
  Location: src/bank/
  Description: The Manager Class holding the list of all accounts.

• MainApp.java
  Location: src/bank/
  Description: The Entry Point containing the main menu and user interface.

bin/

• Description: Directory holding all compiled .class files.

README.md

• Location: Root
• Description: This document.

CONTRIBUTING.md

• Location: Root
• Description: Guidelines for collaborators.