1. 2.39 Usagehistorical

    Create a project, configure pom.xml, and write Application.java.

  2. Spring Boot Startup Principlehistorical

    1. Start Spring Boot. 2. Process of creating SpringApplication: determine web environment, load ApplicationContextInitializer and ApplicationListener instances, save the main configuration class, and run the application.

  3. Spring Boot Auto-Configuration Principlehistorical

    1. Enable Spring Boot auto-configuration. 2. Inject AutoConfigurationImportSelector into the container and import auto-configuration classes from META-INF/spring.factories. 3. Summary. 4. Reference.