Spring Core and Spring Boot

• Participants should be comfortable with Java language, syntax and object-oriented application development.
• They should be familiar with Java 8+.

This course teaches developers how to create enterprise applications using Spring Core and Spring Boot. Through hands-on exercises, you'll practice the main features of Spring Core including Java configuration, data access, web and REST applications, Spring Security, and Spring Boot. The course explores major features of Spring Boot, including auto-configuration, data access, Actuator, and more.

Spring Core: Understanding the basic lightweight container

• Concept of light container of objects
• Beans, BeanFactory and ApplicationContext
• XML ??configurations and Spring Annotations
• Dependency resolution and injection techniques
• Life cycle of a Spring Bean
• Aspect Oriented Programming (AOP): Concepts and Vocabulary
• Spring AOP functionalities: Proxies, PointCuts, Advices, ...

Spring Boot: Accelerating the development of applications

• Introduction to Spring Boot: Added value, principles
• Process of creating a Spring Boot Creation application with Initializr
• Spring Boot starters
• Structure of a Boot application
• Configuration of an application
• Spring Boot support in STS and in Intellij IDEA

Spring Data: Access to relational databases

• Introduction to ORMs and to JPA specification
• JPA annotations and configurations
• The "Repository" design pattern and CRUD abstractions
• Spring Data JPA: CrudRepository and JpaRepository abstractions
• The query: JPQL, Query methods, Query DSL
• Transaction management: Isolation, Propagation and Rollback rules

Spring Security: The security module

• Presentation of the Spring Security
• Authentication configuration: UserDetails and Authority Abstractions
• Configuration of authorization rules
• Understand the authorization principle based on claims
• Secure the invocation of object methods
• Implement the JWT standard for Stateless token-based authentication

Spring Test: Unit and integration tests

• Spring support overview for "Test Driven Development"
• Unit tests with JUnit 4/5. The Arrange-Act-Assert pattern
• Mocking dependencies with Mockito.
• Unit tests of web components with @WebMvcTest
• Integration tests: objectives and implementation
• Integration tests with @SpringBootTest and @DataJPATest

Spring Web: Developing web applications and REST resources

• Model-view-controller pattern in Spring MVC
• The DispatcherServlet. MVC controllers.
• Thymeleaf view engine
• Development of REST controllers with Spring MVC
• Data validation. Exception handling
• REST Development best practices
• REST clients with the RestTemplate

Actuator : Application monitoring

• Actuator Overview and Capabilities
• Actuator Endpoints
• Spring Boot Actuator health
• Spring Boot Actuator metrics
• Implementing Custom Actuators
• Implementing Custom Health Checks

Classroom Courses