This system helps in managing suppliers, stock items, and item categories. It provides functionalities to add, update, delete, and view suppliers and items, as well as manage item categories efficiently.

• User authentication
• Supplier management (add, update, delete, view, search)
• Item management (add, update, delete, view, search)
• Item category management (add, update, delete)
• Console clear functionality for better user experience

1. Clone the repository:

   git clone https://github.com/yourusername/stock-management-system.git

2. Navigate to the project directory:

   cd stock-management-system

3. Compile the Java files:

   javac StockManagementSystem.java

4. Run the application:

   java StockManagementSystem

1. Start the application.
2. Enter the username and password to log in.
   • Default credentials:
     • Username: abc
     • Password: 0000

• Change the Credentials: Change the login username and password.
• Supplier Manage: Manage suppliers (add, update, delete, view, search).
• Stock Manage: Manage items and categories.
• Log out: Log out of the system.
• Exit the system: Exit the application.

1. Add a new supplier.
2. Update an existing supplier.
3. Delete a supplier.
4. View all suppliers.
5. Search for a supplier by ID.

1. Manage item categories (add, update, delete).
2. Add a new item.
3. View items by supplier.
4. View all items.
5. Rank items by unit price.