Spring Core Essentials (SPR-100)

Module 1: Overview of the Spring Framework

• Define the Spring Framework
• Comprehensive introduction to Spring
• Key components and architecture
• Explain what Spring is used for
• Application contexts, dependency injection, and AOP
• Explain why Spring is successful
• Flexibility, robustness, and ease of integration

Module 2: Dependency Injection Using Java Configuration 1

• Define Spring Beans using Java code
• Using @Bean and Java configuration
• Access Beans in the Application Context
• Using ApplicationContext and BeanFactory
• Handle Multiple Configuration Files
• Combining and importing configuration files
• Handle Dependencies between Beans
• Dependency injection and wiring
• Explain and Define Bean Scopes
• Singleton, prototype, request, session, and global session

Module 3: Dependency Injection Using Java Configuration 2

• Use External Properties to Control Configuration
• Using @Value and Environment
• Demonstrate the Purpose of Profiles
• Configuring and activating Spring profiles
• Use the Spring Expression Language (SpEL)
• Dynamic bean wiring and expression evaluation
• Explain How Spring Java Configuration Implements Singleton Beans
• Ensuring singleton behavior with @Configuration and @Bean

Module 4: Annotation-Driven Configuration

• Explain and Use Annotation-Based Configuration
• @Component, @Service, @Repository, @Controller
• Discuss Best Practices for Configuration Choices
• When to use XML, annotations, or Java configuration
• Use @PostConstruct and @PreDestroy
• Lifecycle callbacks
• Explain and Use Spring’s Stereotype Annotations
• Component scanning and context configuration

Module 5: Factories in Spring

• Describe the Factory Pattern
• Concepts and benefits of using factories
• Explain the Purpose of Factory Beans and Be Able to Use Them
• Using FactoryBean for complex bean creation

Module 6: Advanced Spring Concepts

• Explain the 3 Phases of the Spring Bean Lifecycle
• Instantiation, dependency injection, initialization, destruction
• Use a BeanFactoryPostProcessor and a BeanPostProcessor
• Customizing bean creation and initialization
• Explain How Spring Proxies Add Behavior at Runtime
• AOP proxies and ProxyFactoryBean
• Describe Issues When Injecting Beans by Type
• Autowiring pitfalls and type safety

Module 7: Testing Spring Applications

• Explain the Concepts of Test-Driven Development
• Principles and benefits of TDD
• Write Tests Using JUnit 5
• Unit and integration testing with JUnit
• Write Integration Tests Using Spring
• @SpringBootTest and @ContextConfiguration
• Configure Tests Using Spring Profiles
• Profile-specific test configurations
• Extend Spring Tests to Work with Databases
• Using embedded databases and transaction management

Module 8: Developing Aspects with Spring AOP

• Explain the Concepts Behind AOP and the Problem that It Solves
• Cross-cutting concerns and aspect-oriented programming
• Implement and Deploy an Advice Using Spring
• @Aspect, @Before, @After, @Around
• Use AOP Pointcut Expressions
• Defining pointcuts and applying advice
• Explain the 5 Different Types of Advice and When to Use Them
• Before, after, around, after-returning, after-throwing

Module 9: Introduction to Data Management with Spring

• Explain the Role of Spring in Enterprise Data Access
• Data access abstraction and integration
• Use Spring’s DataAccessException Hierarchy
• Unified exception handling for data access
• Configure Test Databases
• Setting up embedded databases for testing
• Implement Caching
• Using Spring’s caching abstraction
• Discuss NoSQL Databases
• Integration with NoSQL databases like MongoDB

Module 10: Introduction to Spring JDBC

• Explain the Problems with Traditional JDBC
• Boilerplate code and exception handling
• Use and Configure Spring’s JDBC Template
• Simplified database interactions
• Execute Queries Using Callbacks to Handle Result Sets
• RowMapper, ResultSetExtractor
• Handle Exceptions
• Consistent exception handling with DataAccessException

Module 11: Transaction Management with Spring

• Explain Why Transactions Are Used and How Java Supports Them in Different Ways
• ACID properties and transaction management
• Describe and Use Spring Transaction Management
• Programmatic and declarative transactions
• Configure Isolation Levels and Transaction Propagation
• Ensuring data integrity and consistency
• Setup Rollback Rules
• Handling transaction rollbacks
• Use Transactions in Tests
• Transaction management in testing

Module 12: JPA with Spring

• Explain the Basic Concepts of JPA
• Object-relational mapping and entity management
• Configuring JPA in Spring
• EntityManagerFactory and LocalContainerEntityManagerFactoryBean
• Implement a JPA DAO
• Creating and managing data access objects
• Explain How JPA Integration is Implemented by Spring
• Using JpaTransactionManager and @Transactional

Module 13: Spring Boot

• Explain What Spring Boot Is and Why It Is Opinionated
• Simplifying Spring application development
• Describe How Spring Boot Is Driven by Dependencies and Auto-Configuration
• Starters, auto-configuration, and Spring Boot CLI

Module 14: JPA with Spring Boot & Spring Data

• Implement a Spring JPA Application Using Spring Boot
• Setting up a Spring Boot project with JPA
• Create Spring Data Repositories for JPA
• Using Spring Data JPA repositories

Module 15: Spring Web MVC Essentials

• Explain Spring MVC & Request Processing Lifecycle
• Dispatcher servlet and request handling
• Describe the Purpose of the Dispatcher Servlet
• Central request processing component
• Implement a Controller
• Creating and configuring controllers
• Set Up a View and a View Resolver
• Using JSP, Thymeleaf, or other view technologies
• Use Spring Boot in a Web Application
• Creating web applications with Spring Boot
• Explain When to Use @EnableWebMvc
• Configuring Spring MVC
• Deploy a Boot-Driven WAR
• Packaging and deploying Spring Boot applications

Module 16: Spring Boot – Going Beyond Default Settings

• Explain How Auto-Configuration Drives Spring Boot
• Customizing auto-configuration
• Use Various Techniques to Customize Spring Boot
• Configuration properties, profiles, and conditional beans
• Implement Configuration Properties
• Using @ConfigurationProperties
• Fine-Tuning Logging
• Customizing logging with Spring Boot
• Using YAML for Configuration
• Configuring applications with YAML
• Test Spring Boot Applications
• Testing strategies and tools

Module 17: Spring Security

• Explain Basic Security Concepts
• Authentication, authorization, and security principles
• Setup Spring Security in a Web Environment
• Configuring Spring Security for web applications
• Configuring Web Authentication
• Setting up login and authentication mechanisms
• Setup Method Security
• Securing methods with annotations

Module 18: Practical REST Web Services

• Describe the Principles of HTTP REST
• RESTful architecture and best practices
• Use Spring MVC to Build RESTful Servers
• Creating REST endpoints with Spring MVC
• Develop RESTful Clients Using RestTemplate
• Consuming REST APIs with Spring

Module 19: Microservices with Spring

• Describe a Microservices Architecture and Explain the Pros and Cons
• Benefits and challenges of microservices
• Explain the Challenges of Managing Microservices
• Deployment, scaling, and monitoring
• Describe Spring’s Support for Microservice Applications
• Spring Cloud and microservices infrastructure
• Building a Simple Microservice System
• Developing and deploying microservices

Module 20: Reactive Spring Applications

• Describe the Basic Concepts of Reactive Programming
• Asynchronous and non-blocking paradigms
• Write a ‘Reactive’ Spring Application
• Using Project Reactor and Spring WebFlux