Book Ordering System

A comprehensive Java-based book ordering and inventory management system designed for efficient book sales management, billing, and reporting.

Table of Contents

1. System Overview
2. Features
3. Use Cases
4. System Architecture
5. Documentation

System Overview

The Book Ordering System is a robust software solution that handles complete book inventory management, order processing, billing, and reporting functionalities. The system supports multiple user roles with tailored functionalities for administrators and customers.

Features

Core Functionalities

• User Management: Secure login and registration for administrators and customers
• Book Inventory Management: Complete CRUD operations for book catalog
• Order Processing: Streamlined book ordering with real-time stock validation
• Billing System: Automated billing statement generation and management
• Reporting: Comprehensive sales and inventory reporting
• Stock Management: Low stock alerts and inventory tracking

User Roles

• Administrators: Full system access including inventory management, billing, and reporting
• Customers: Book browsing, ordering, and personal billing access

Use Cases

Authentication & Access (UC01-UC02)

• Login (UC01): Secure role-based authentication system
• Register (UC02): User account creation with validation

Order Management (UC03-UC05)

• Add Book to Order (UC03): Cart management with stock validation
• Place Order (UC04): Order finalization and processing
• Generate Billing Statement (UC05): Automated invoice generation

Administrative Functions (UC06-UC09)

• Manage Billing Statements (UC06): Billing oversight and adjustments
• Generate Reports (UC07): Sales analytics and inventory status
• View Books (UC08): Catalog browsing
• Manage Books (UC09): Complete inventory control (Add/Edit/Delete)

System Architecture

Design Patterns

• Layered Architecture: Separation of concerns between presentation, business logic, and data layers
• MVC Pattern: Model-View-Controller for maintainable code structure
• Singleton Pattern: For database connection management

Technical Specifications

• Programming Language: Java
• Data Storage: File-based persistence (text files)
• User Interface: Console-based application
• Validation: Comprehensive input validation and error handling

Documentation

Analysis & Design

• Analysis Class Diagram: Domain model representation
• Use Case Diagrams: Functional requirements visualization
• Sequence Diagrams: Interaction flow documentation
• Design Class Diagrams: System architecture blueprint (Version 1 & 2)
• Package Diagram: Modular structure organization

Key Design Components

1. User Management Module

   • Authentication services
   • Role-based access control
   • User profile management

2. Inventory Management Module

   • Book catalog maintenance
   • Stock level monitoring
   • Price management

3. Order Processing Module

   • Shopping cart functionality
   • Order validation
   • Payment processing

4. Reporting Module

   • Sales analytics
   • Inventory reports
   • Financial summaries

Installation & Setup

Prerequisites

• Java Runtime Environment (JRE) 8 or higher
• Basic file system permissions for data storage

Configuration

1. Ensure data directory has read/write permissions
2. Configure initial admin account through setup utility
3. Import initial book inventory if required

Usage Guidelines

For Administrators

1. Access full system features through admin login
2. Manage book inventory and pricing
3. Generate operational reports
4. Oversee billing and customer orders

For Customers

1. Register and login to personal account
2. Browse available book catalog
3. Place orders with real-time stock checking
4. View personal order history and billing

The system is designed for reliability and ease of use, with comprehensive error handling and validation to ensure data integrity across all operations.**