Spring Boot Lab

A multi-module Spring Boot project demonstrating REST, GraphQL, WebSocket, and Messaging patterns.
This project is intended as a learning and experimentation platform for Spring Boot features.

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Table of Contents

• Features
• Modules
• Getting Started
• Usage
• Testing

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Features

• Entity and Repository
• REST API with sample endpoints
• GraphQL API with queries and mutations
• WebSocket server for push notifications
• Messaging module (example: ActiveMQ)
• JGroups network notifications
• Multi-module architecture for modular and reusable code

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Modules

Module	Description
core	Shared entities, DTOs, and services
restapi	REST controllers and endpoints
graphql	GraphQL schema, resolvers, and DTO mappings
messaging	Messaging components (publish/subscribe examples)
websocket	WebSocket server and client handling

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Getting Started

Prerequisites

• Java 21+
• Maven 3.8+

Building the Project

Clone the repository:

git clone https://github.com/jono-coder/spring-boot-lab.git
cd spring-boot-lab
mvn clean install

# REST API
mvn spring-boot:run -pl restapi

# GraphQL API
mvn spring-boot:run -pl graphql

# WebSocket server
mvn spring-boot:run -pl websocket