Detailed Course Outline
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)
Annotation-based Dependency Injection
- Component scanning
- Dependency Injection using @Autowired
- Java configuration versus annotations, mixing, best practices
- Lifecycle annotations: @PostConstruct and @PreDestroy
- Stereotypes (@Service, @Repository, etc.) and meta-annotations
Factory Pattern in Spring
- Using Spring FactoryBeans
Advanced Spring: How Does Spring Work Internally?
- The Spring Bean Lifecycle
- BeanFactoryPostProcessor and BeanPostProcessor
- Spring Bean Proxies
- Best Practice for bean types and bean names
Aspect-oriented programming
- What problems does AOP solve?
- Defining pointcut expressions
- Implementing various types of advice
- Application development with AOP
Testing a Spring-based Application
- Spring 5 integration testing with JUnit 5
- Application context caching and the @DirtiesContext annotation
- Profile selection with @ActiveProfiles
- Easy test data setup with @Sql
Data Access and JDBC with Spring
- How Spring integrates with existing data access technologies
- DataAccessException hierarchy and @Repository
- Spring‘s JdbcTemplate and callback interfaces
Database Transactions with Spring
- Transactions overview
- Transaction management with Spring
- Transaction propagation and rollback rules
- Transactions and integration testing
Spring Boot Introduction
- Introduction to Spring Boot Features
- Value Proposition of Spring Boot
- Creating a simple Boot application using Spring Initializer website
Spring Boot Dependencies, Auto-configuration, and Runtime
- Dependency management using Spring Boot starters
- How auto-configuration works
- Configuration properties with Spring Boot
- Overriding auto-configuration
- Using CommandLineRunner and ApplicationRunner
JPA with Spring and Spring Data
- 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
Spring MVC Architecture and Overview
- Introduction to Spring MVC and request processing
- Controller method signatures
- Using @Controller, @RestController, @RequestMapping, @GetMapping, etc, annotations
- Configuring Spring MVC with Spring Boot
- Spring Boot packaging options, JAR or WAR
Rest with Spring MVC
- An introduction to the REST architectural style
- Controlling HTTP response codes with @ResponseStatus
- Implementing REST with Spring MVC, @RequestBody and @ResponseBody
- Spring MVC’s HttpMessageConverters and automatic content negotiation
- REST clients with RestTemplate, RestClient and WebClient: selection and implementation
Spring Boot Testing Enhancements and abstractions
- Spring Boot testing overview
- Integration testing using @SpringBootTest
- Web slice testing with MockMvc framework
- Slices to test different layers of the application
Spring Security
- What problems does Spring Security solve?
- Configuring authentication
- Implementing authorization by URL Matching
- Authorization at the Java method level
- Understanding the Spring Security filter chain
- Spring security testing
The Resource Server in OAuth 2.0
- Configuring and implementing a secure web-application with JSON Web Token-based authorization
Actuators, Metrics and Health Indicators
- Exposing and querying Spring Boot Actuator endpoints
- Custom Metrics
- Health Indicators
- Creating custom Health Indicators