serodriguez68 / spring-boot-2-java-notes

Notes and sample application for building Spring Boot 2 Java applications

This repo contains 3 things:

1. A summary of the Learning Spring with Spring Boot course from LinkedIn Learning.
2. A summary of the Spring Boot 2 Essential Training course from LinkedIn Learning.
3. A sample Spring Boot 2 project filled with comments that explain how the different parts of Spring boot work. These comments contain knowledge extracted from the 2 courses above.

Learning Spring with Spring Boot

• Learning Spring With Spring Boot
• Chapter 2: Spring Data
  • Benefits
  • Key code components
• Chapter 3: Service Tier and Dependency Injection
• Chapter 4: Web Pages with Spring: Spring Web and template rendering
  • MVC in Spring Web
• Chapter 5: Exposing RESTful Endpoints with @RestController

Spring Boot 2 Essential Training

• Spring Boot 2 Essential Training
• Chapter 1 - Basics
  • Understanding Auto-Configuration
    • Conditional Loading
    • Properties
    • Other conditionals
  • Configuring Spring
    • Property-Based Configuration
    • Environment variable Configuration
    • Command-line parameters
    • Configuring via Cloud configurations (e.g Config Server, Consul)
  • Configuring beans
  • Spring profiles
    • Implementation options of configurations based on profiles
    • How to activate a profile
  • Building Spring Boot Apps
  • Spring Boot and Docker
• Chapter 2 - Spring Boot Web
  • Understanding Spring Boot Dependencies
  • Configuring the embedded Tomcat
    • Property based configuration
  • Rest of the chapter...
• Chapter 3 - Spring Boot Command Line
• Chapter 4 - Spring Boot Data
  • The Repository Pattern
  • Introducing Spring Boot Data
• Chapter 5 - Spring boot extra topics
  • Spring Security
    • Basic Auth
    • Form based Auth
    • OAuth2
  • Asynchronous Messaging with Spring Boot
  • Basic RabbitMQ main components
    • Producers
    • Consumers / Listeners
      • Exchanges / Broker
      • Queues
  • Spring REST repositories
  • Spring Actuator
    • Actuator Security
    • Actuator Extension
  • Custom Spring Boot Starters
    • High level steps for creating a custom Spring Boot starter

To run the sample application

1. cd ./bin > ./start_postgres.sh to run postgres inside a docker container
2. Set the IntelliJ Runner environment variable to spring.profiles.active=dev
3. Run the application
4. Visit localhost:8000
5. Use the credentials user and password to log in.