Core Spring (CORE)

Introduction to Spring

• 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

Spring Java Configuration: A Deeper Look

• External properties & Property sources
• Environment abstraction
• Using bean profiles
• Spring Expression Language (SpEL)
• How it Works: Inheritance based proxies

Annotation-Based Dependency Injection

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

Factory Pattern In Spring

• Using Spring FactoryBeans

Advanced Spring: How Does Spring Work

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

Testing A Spring-Based Application

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

Aspect-Oriented Programming

• What problems does AOP solve?
• Differences between Spring AOP and AspectJ
• Defining pointcut expressions
• Implementing an advice: @Around, @Before, @After

Data Access And Jdbc With Spring

• How Spring integrates with existing data access technologies
• DataAccessException hierarchy
• Implementing caching using @Cacheable
  • Embedded databases for testing
• Spring‘s JdbcTemplate

Database Transactions With Spring

• Transactions overview
• Transaction management with Spring
• Isolation levels, transaction propagation and rollback rules
• Transactions and integration testing

JPA With Spring And Spring Data

• Quick introduction to ORM with JPA
• Benefits of using Spring with JPA
• JPA configuration in Spring
• SPRING BOOT
• Using Spring Boot to bypass most configuration
• Simplified dependency management with starter POMs
• Easily overriding Spring Boot defaults

Advanced Spring JPA

• Configuring Spring JPA using Spring Boot
• Spring Data JPA dynamic repositories

Spring In A Web Application

• Configuring Spring in a Web application
• Introduction to Spring MVC, required configuration
• Controller method signatures
• Views and ViewResolvers
• Using @Controller and @RequestMapping annotations
• Configuring Spring MVC with Spring Boot
• Spring Boot packaging options, JAR or WAR

Spring Boot-Going Further (Optional)

• Going beyond the default settings
• Customizing Spring Boot configuration
• Logging control
• Configuration properties using YAML
• Boot-driven testing

Spring Security

• What problems does Spring Security solve?
• Configuring authentication and intercepting URLs
• Spring Security support for server-side rendering
• Security at the method level
• Understanding the Spring Security filter chain

Rest With Spring MVC

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

Microservices With Spring Cloud

• Microservice Architectures
• Challenges with cloud-native applications
• Using Spring Cloud
• Developing a simple microservice system

Reactive Applications With Spring

• Overview of Reactive Programming concepts
• Reactive Programming support in Spring
• Using Spring’s reactive WebClient