Star Share

A knowledge sharing service built with Java 21 and Spring Boot 3.2.

Introduction

Star Share is a modern backend service designed for high-concurrency content sharing platforms. It features a robust architecture integrating traditional relational databases with high-performance caching and messaging queues. The system is designed to handle large-scale user interactions such as likes, views, and comments efficiently.

Related Docs

API: API GUIDE

Technical Architecture

Tech Stack

Category	Technology
Language	Java 21
Framework	Spring Boot 3.2.4
Database	MySQL 9.5
ORM	MyBatis 3.0
Caching & NoSQL	Redis, Caffeine
Message Queue	Apache Kafka
Security	Spring Security + JWT
Tooling	Maven, Lombok

Key Features

1. High-Performance Counter Service

Project Structure

The codebase is organized by business domains:

src/main/java/com/star/share/
├── auth/           # Authentication, JWT, and Verification Code logic
├── cache/          # Cache configurations and Hotkey detection
├── common/         # Global exceptions, error codes, and utilities
├── config/         # Infrastructure config (ES, Redisson, ThreadPool)
├── counter/        # The high-performance counter service implementation
├── posts/          # Post management API
└── user/           # User entity and management service

Configuration

The application uses application.yaml for configuration. Key setups include:

• Datasource: MySQL connection settings.
• Redis & Kafka: host ports and consumer group configurations.
• AI: API keys and base URLs for LLM providers.

Getting Started

1. Ensure you have Java 21 and Maven installed.
2. Start the required infrastructure (MySQL, Redis, Kafka, Elasticsearch).
3. Configure your application.yaml with correct credentials.
4. Run the application:

   ./mvnw spring-boot:run