Learning Spring Boot and Microservices
A comprehensive repository containing 70+ Spring Framework projects covering core concepts from basic IOC to advanced web development. Each project demonstrates practical implementations with real-world examples and best practices.
Comprehensive collection of 31 projects covering Spring Core concepts including:
- Dependency Injection: Constructor, Setter, Field injection patterns
- Advanced IOC Features: Bean scopes, lifecycle management, internationalization
- Design Patterns: Factory, Strategy patterns with Spring integration
- Java Configuration: 100% annotation-based Spring development
- Advanced Techniques: Lookup method injection, method replacers, circular dependency handling
Perfect for mastering Spring fundamentals and advanced IOC container features.
14 projects demonstrating Spring Boot fundamentals and essential integrations:
- Dependency Injection: DI patterns in Spring Boot applications
- Configuration Management: YAML vs Properties, SpEL integration
- Environment Profiles: Multi-environment setup and profile inheritance
- Application Lifecycle: Runners, startup customization, Lambda expressions
- Mail Integration: Email sending functionality with Spring Boot Mail starter
Ideal for learning Spring Boot development from basics to advanced configurations.
16 projects covering complete database interaction patterns:
- Repository Patterns: CrudRepository, JpaRepository, PagingAndSortingRepository
- Query Methods: Custom finder methods, HQL/JPQL, Native SQL queries
- Advanced Features: Stored procedures, BLOB/CLOB handling, multi-database setup
- ORM Mapping: One-to-Many, Many-to-Many association patterns
- Data Management: DateTime handling, versioning, timestamping
Essential for mastering database operations in Spring Boot applications.
6 projects exploring NoSQL database integration:
- MongoDB Repository: Basic CRUD operations and MongoRepository interface
- Document Modeling: Special data types, nested documents, array handling
- Relationships: One-to-One, One-to-Many document associations
- Advanced Queries: Custom @Query methods, MongoDB query syntax
- MongoTemplate: Complex operations, aggregation pipelines, advanced queries
Perfect for developers exploring NoSQL solutions with Spring Boot and MongoDB.
9 projects covering complete web application development:
- MVC Architecture: Controllers, views, request mapping fundamentals
- Request Handling: URL routing, path variables, request parameters
- Form Processing: HTML forms, Spring Form tags, data binding
- Data Rendering: Dynamic content, view technologies, template integration
- Complete Applications: Full CRUD operations with MVC architecture
Comprehensive guide for building web applications using Spring Boot MVC.
- Spring Framework 5.x/6.x - IOC, DI, AOP concepts
- Spring Boot 2.x/3.x - Auto-configuration, starters, actuator
- Spring Data JPA - Repository patterns, query methods
- Spring Data MongoDB - NoSQL integration, document operations
- Spring MVC - Web development, REST APIs, form handling
- Relational: MySQL, Oracle, H2 Database
- NoSQL: MongoDB document database
- ORM: Hibernate, JPA specifications
- Communication: Email integration, SMTP configuration
- Build Tools: Maven, Gradle
- IDEs: Eclipse, IntelliJ IDEA support
- Configuration: YAML, Properties files
- Version Control: Git workflow ready
- Start with IOC_Projects - Master Spring fundamentals
- Move to BOOT_Projects - Learn Spring Boot basics
- Practice with MVC_Projects - Build web applications
- Explore BOOTJPA_Projects - Database integration mastery
- Try BOOTMONGO_Projects - NoSQL development skills
- Integrate concepts across different project types
- Pick specific advanced topics from any category
- Combine multiple technologies in custom projects
- Study advanced patterns and best practices
- Java 8+ (Java 11+ recommended)
- Maven 3.6+ or Gradle 6+
- IDE: Eclipse, IntelliJ IDEA, or VS Code
- Database: MySQL/Oracle (for JPA), MongoDB (for NoSQL projects)
- Basic Knowledge: Core Java, OOP concepts, basic web development
Each project category contains its own comprehensive README with:
- Project-specific setup instructions
- Detailed learning paths and prerequisites
- Code examples and explanations
- Best practices and common pitfalls
- Additional resources and references
Navigate to individual folders for complete documentation and project details.
This repository serves as a complete learning resource for Spring Framework development, suitable for developers at all levels looking to master modern Java enterprise development.