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Course Summary:

This 4-day course offers hands-on experience with the major features of Spring and Spring Boot, which includes configuration, data access, REST, AOP, auto-configuration, actuator, security, and Spring testing framework to build enterprise and microservices applications. On completion, participants will have a foundation for creating enterprise and cloud-ready applications. This course prepares students for the Spring Professional certification exam.

Course Duration: 4 Days


Course Content:

1 Spring Overview

  • What is the Spring Framework?
  • The DI Container
  • The Spring Framework History and EcoSystem

2 Java Configuration

  • Java configuration and the Spring application context
  • @Configuration and @Bean annotations
  • @Import: working with multiple configuration files
  • Defining bean scopes
  • Launching a Spring Application and obtaining Beans

3 More Java Configuration

  • External properties & Property sources
  • Environment abstraction
  • Using bean profiles
  • Spring Expression Language (SpEL)

4 Annotation and Component Scanning

  • Component scanning
  • Autowiring using @Autowired
  • Java configuration versus annotations, mixing.
  • Lifecycle annotations: @PostConstruct and @PreDestroy
  • Stereotypes and meta-annotations

5 Inside the Spring Container

  • The Spring Bean Lifecycle
  • The BeanFactoryPostProcessor interception point
  • The BeanPostProcessor interception point
  • Spring Bean Proxies
  • @Bean method return types

6 Introducing Aspect-oriented programming

  • What problems does AOP solve?
  • Defining pointcut expressions
  • Implementing various types of advice

7 Testing a Spring-based Application

  • Spring and Test-Driven Development
  • Spring 5 integration testing with JUnit 5
  • Application context caching and the @DirtiesContext annotation
  • Profile selection with @ActiveProfiles
  • Easy test data setup with @Sql

8 JDBC Simplification with JdbcTemplate

  • How Spring integrates with existing data access technologies
  • Spring‘s JdbcTemplate
  • DataAccessException hierarchy

9 Transaction Management with Spring

  • Transaction overview
  • Transaction management with Spring
  • Transaction propagation and rollback rules
  • Transactions and integration testing

10 Spring Boot Feature Introduction

  • Introduction to Spring Boot Features
  • Value Proposition of Spring Boot
  • Creating a simple Boot application using Spring Initializer website

11 Spring Boot – A closer look

  • Dependency management using Spring Boot starters
  • How auto-configuration works
  • Configuration properties
  • Overriding auto-configuration
  • Using CommandLineRunner

12 Spring Boot – Spring Data JPA

  • Quick introduction to ORM with JPA
  • Benefits of using Spring with JPA
  • JPA configuration in Spring
  • Configuring Spring JPA using Spring Boot
  • Spring Data JPA dynamic repositories

13 Web Applications with Spring Boot

  • Introduction to Spring MVC and request processing
  • Controller method signatures
  • Using @Controller, @RestController and @GetMapping annotations
  • Configuring Spring MVC with Spring Boot
  • Spring Boot packaging options, JAR or WAR

14 RESful Application with Spring Boot

  • An introduction to the REST architectural style
  • Controlling HTTP response codes with @ResponseStatus
  • Implementing REST with Spring MVC, @RequestMapping, @RequestBody and @ResponseBody
  • Spring MVC’s HttpMessageConverters and automatic content negotiation

15 Spring Boot Testing

  • Spring Boot testing overview
  • Integration testing using @SpringBootTest
  • Web slice testing with MockMvc framework
  • Slices to test different layers of the application

16 Securing REST Application with Spring Security

  • What problems does Spring Security solve?
  • Configuring authentication
  • Implementing authorization by intercepting URLs
  • Authorization at the Java method level
  • Understanding the Spring Security filter chain
  • Spring security testing

17 Actuators, Metrics and Health Indicators

  • Exposing Spring Boot Actuator endpoints
  • Custom Metrics
  • Health Indicators
  • Creating custom Health Indicators

External monitoring systems