Spring Boot Mastery - Complete Learning Repository

🎯 Overview

Welcome to Spring Boot Mastery - your comprehensive guide to learning Spring Boot annotations, patterns, and best practices. This repository contains 30+ hands-on projects with detailed documentation, covering everything from basic annotations to real-world applications.

🚀 Quick Start

1. 📖 Start Learning: Read documentation/LEARNING_ROADMAP.md
2. 📋 Navigate Projects: Check documentation/PROJECT_INDEX.md
3. ⚡ Quick Reference: Use documentation/ANNOTATIONS_QUICK_REFERENCE.md
4. 📚 Deep Dive: Study documentation/SPRING_ANNOTATIONS_GUIDE.md

📁 Repository Structure

spring-boot-mastery/
├── 📂 01-basic-annotations/           # Core Spring annotations
├── 📂 02-configuration-projects/     # Configuration patterns
├── 📂 03-dependency-injection/       # DI patterns and best practices
├── 📂 04-data-persistence/          # JPA, Spring Data, databases
├── 📂 05-web-applications/          # REST APIs, MVC, web projects
├── 📂 06-real-world-projects/       # Complete business applications
├── 📂 07-advanced-topics/           # Profiles, runners, advanced patterns
├── 📂 documentation/               # All learning materials
└── 📂 resources/                  # PDFs, images, misc files

🎓 Learning Path

Beginner (Weeks 1-3)

1. Basic Annotations → 01-basic-annotations/
2. Configuration → 02-configuration-projects/
3. Dependency Injection → 03-dependency-injection/

Intermediate (Weeks 4-6)

4. Data Layer → 04-data-persistence/
5. Web Layer → 05-web-applications/

Advanced (Weeks 7-10)

6. Real Projects → 06-real-world-projects/
7. Advanced Topics → 07-advanced-topics/

🔥 Key Features

• ✅ 30+ Complete Projects - From basics to production-ready applications
• ✅ Progressive Learning - Structured curriculum with clear progression
• ✅ Comprehensive Documentation - 50+ annotations explained in detail
• ✅ Best Practices - Industry-standard patterns and conventions
• ✅ Real-World Examples - Healthcare, booking, user management systems
• ✅ Testing Strategies - Complete testing examples and patterns
• ✅ Quick Reference - Cheat sheets for rapid development

🛠️ Technologies Covered

Category	Technologies
Core	Spring Boot 3.4.4, Spring Framework 6, Java 21
Data	Spring Data JPA, Hibernate, H2, MySQL, MongoDB
Web	Spring MVC, REST APIs, Thymeleaf, React integration
Testing	JUnit 5, Mockito, TestContainers, Spring Boot Test
Tools	Maven, Gradle, Git, Docker (examples)

📊 Annotations Coverage

Type	Count	Examples
Core	8	@Component, @Service, @Repository, @Controller
DI	6	@Autowired, @Qualifier, @Primary, @Value
Configuration	10	@Configuration, @Bean, @ConfigurationProperties
Web	12	@RestController, @RequestMapping, @PathVariable
Data	15	@Entity, @Repository, @Transactional, @Query
Testing	8	@SpringBootTest, @MockBean, @DataJpaTest
Advanced	10+	@Profile, @Conditional, @EventListener

🎯 Perfect For

• 🎓 Students learning Spring Boot
• 👩‍💻 Developers transitioning to Spring ecosystem
• 🏫 Educators teaching Spring Boot courses
• 📚 Self-learners wanting structured progression
• 💼 Interview prep for Spring Boot positions
• 🔍 Reference during development

🚀 Getting Started

Prerequisites

• Java 21+ installed
• Maven 3.6+ or Gradle 7+
• IDE (IntelliJ IDEA, Eclipse, VS Code)
• Basic Java knowledge

Running Projects

# Navigate to any project
cd 01-basic-annotations/Annotationdemo

# Run with Maven
./mvnw spring-boot:run

# Or with Gradle
./gradlew bootRun

📖 Documentation

Document	Purpose
Learning Roadmap	12-week structured learning path
Project Index	Complete project navigation
Annotations Guide	Detailed annotation explanations
Quick Reference	Cheat sheet for developers

🤝 Contributing

We welcome contributions! Please see our Contributing Guide for details.

📄 License

This project is licensed under the MIT License - see the LICENSE file for details.

⭐ Support

If this repository helps you learn Spring Boot, please give it a star! ⭐

📞 Contact

• Author: AryanDevCodes
• Repository: spring-boot-mastery

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Happy Learning! 🚀

Start your Spring Boot journey today with hands-on projects and comprehensive documentation.