What is ApplicationContextInitializer?
The ApplicationContextInitializer allows you to do additional initialization before loading the persistent bean definition (e.g. your application-context. xml ). It is essentially code that gets executed before the Spring application context gets completely created.
What is WebApplicationInitializer?
WebApplicationInitializer registers a Spring DispatcherServlet and creates a Spring web application context. Traditionally, Java Web Applications based on Servlets were using the web. xml file to configure a Java Web Application.
What is webinitializer?
WebApplicationInitializer is used for booting Spring web applications. WebApplicationInitializer registers a Spring DispatcherServlet and creates a Spring web application context.
What is the use of ContextConfiguration?
Annotation Type ContextConfiguration. @ContextConfiguration defines class-level metadata that is used to determine how to load and configure an ApplicationContext for integration tests.
How do I use SpringBootServletInitializer?
Spring Boot Servlet Initializer The traditional way of deployment is making the Spring Boot Application @SpringBootApplication class extend the SpringBootServletInitializer class. Spring Boot Servlet Initializer class file allows you to configure the application when it is launched by using Servlet Container.
What is SpringApplicationBuilder?
SpringApplicationBuilder is a builder for SpringApplication and ApplicationContext instances with convenient fluent API and context hierarchy support.
Why do we need SpringBootServletInitializer?
Inorder to create deployable war file is to provide a SpringBootServletInitializer subclass and override its configure method. This makes use of Spring Framework’s Servlet 3.0 support and allows you to configure your application when it’s launched by the servlet container.
What is the use of @SpringBootConfiguration?
@SpringBootConfiguration is a class-level annotation that is part of the Spring Boot framework. It indicates that a class provides application configuration. Spring Boot favors Java-based configuration. As a result, the @SpringBootConfiguration annotation is the primary source for configuration in applications.
What is @ActiveProfiles?
@ActiveProfiles. ActiveProfiles is a class-level annotation that is used to declare which active bean definition profiles should be used when loading an ApplicationContext for test classes.
What is @EnableWebMvc in Spring boot?
The @EnableWebMvc annotation is used for enabling Spring MVC in an application and works by importing the Spring MVC Configuration from WebMvcConfigurationSupport. The XML equivalent with similar functionality is .
What is the use of SpringApplicationBuilder?
The SpringApplicationBuilder is used to build the Spring application. We turn off the banner and the startup information. This is the output. The command line arguments are passed with the spring-boot.
What is SpringApplicationBuilder in spring boot?
Does spring boot use Tomcat?
By default, Spring Boot uses Tomcat 7. If you want to use Tomcat 8, just say so! You need only override the Maven build’s tomcat. version property and this will trigger the resolution of later builds of Apache Tomcat.
Does spring boot create jar or war?
Spring Boot can also be told to produce a WAR file, in which case you’ll likely choose to deploy it to a web container such as Tomcat or Jetty.
What is the difference between @configuration and @SpringBootConfiguration?
@SpringBootConfiguration is an alternative to the @Configuration annotation. The main difference is that @SpringBootConfiguration allows configuration to be automatically located. This can be especially useful for unit or integration tests.