Table of Contents
What is context param in Spring?
In a spring web application, contextConfigLocation context param gives the location of the root context. Your config is strange, for a spring-mvc application, because by default, servletname-servlet. xml (where servletname is the name of a DispatcherServlet servlet) is the child application context for the servlet.
How do I get context param?
The “context-param” tag is define in “web. xml” file and it provides parameters to the entire web application. For example, store administrator’s email address in “context-param” parameter to send errors notification from our web application.
What is context param?
Context Parameter is a variable that is replaced by a predefined or calculated value during monitoring or load testing. Value could be assigned directly, taken from a file, calculated in a script, or be a result of the execution of another task.
What is context param in servlet?
The context-param element, subelement of web-app, is used to define the initialization parameter in the application scope. The param-name and param-value are the sub-elements of the context-param. The param-name element defines parameter name and and param-value defines its value.
What is servlet context in Spring?
It’s used to wire the configurations from Spring beans together and use them for the application. Use ApplicationContext if you want to retrieve the information of Spring beans. Use ServletContext if you want to get/set attribute those shared to all Servlet.
What is difference between constructor injection and setter injection?
Setter injection in Spring uses setter methods like setDependency() to inject dependency on any bean managed by Spring’s IOC container. On the other hand, constructor injection uses the constructor to inject dependency on any Spring-managed bean.
What is contextconfiglocation context Param?
In a spring web application, contextConfigLocation context param gives the location of the root context. Your config is strange, for a spring-mvc application, because by default, servletname-servlet.xml (where servletname is the name of a DispatcherServlet servlet) is the child application context for the servlet.
How do I manage the root web application context in spring?
The root web application context described in the previous section is managed by a listener of class org.springframework.web.context.ContextLoaderListener, which is part of the spring-web module. By default, the listener will load an XML application context from /WEB-INF/applicationContext.xml. However, those defaults can be changed.
What is the difference between root context and Servlet context?
What is current (and recommended by Spring documentation) is to have a root context that will contain the model layer (service, persistence and business beans) and a servlet context that will contain the controller and view layer (controller, view resolvers, interceptors).
Do I need servletcontextinitializer in Spring Boot?
Update: in Spring Boot 1.2 using a ServletContextInitializer is no longer necessary. You can now configure a parameter on the ServletContext in a single line in application.properties: Show activity on this post.