Which of the following are default MethodNameResolver available in Spring MVC?
The default MethodNameResolver is InternalPathMethodNameResolver ; further included strategies are PropertiesMethodNameResolver and ParameterMethodNameResolver .
What is the use of MultiActionController in spring?
Multi-Action Controller: According to the Spring official documentation, MultiActionController is a Controller implementation that allows multiple request types to be handled by the same class. Subclasses of this class can handle several different types of requests with methods of the form.
What type of design pattern view resolver follows in Spring MVC framework?
A Spring MVC is a Java framework which is used to build web applications. It follows the Model-View-Controller design pattern.
What is the view resolver in Spring MVC?
Spring MVC is a Web MVC Framework for building web applications. In generic all MVC frameworks provide a way of working with views. Spring does that via the ViewResolvers, which enables you to render models in the browser without tying the implementation to specific view technology.
What is difference between handler and controller?
Handler is a inclusive i.e. covering all the services details. Controller is an an exclusive implementation.
What is the use of Requestmappinghandleradapter?
The RequestMappingHandlerMapping is used to maintain the mapping of the request URI to the handler. Once the handler is obtained, the DispatcherServlet dispatches the request to the appropriate handler adapter, which then invokes the handlerMethod().
Can we create multiple controllers in Spring MVC?
In Spring MVC, we can create multiple controllers at a time. It is required to map each controller class with @Controller annotation.
What is the use of MultiActionController?
The MultiActionController class helps to map multiple URLs with their methods in a single controller respectively.
Can we have multiple view resolvers in Spring MVC?
In case you want to use a Multiple View Resolver in a Spring MVC application then priority order can be set using the order property. The following example shows how to use the ResourceBundleViewResolver and the InternalResourceViewResolver in the Spring Web MVC Framework.
What is difference between controller and RestController?
@Controller is used to mark classes as Spring MVC Controller. @RestController annotation is a special controller used in RESTful Web services, and it’s the combination of @Controller and @ResponseBody annotation. It is a specialized version of @Component annotation.
What is the use of InternalResourceViewResolver?
The InternalResourceViewResolver is used to resolve the provided URI to actual URI. The following example shows how to use the InternalResourceViewResolver using the Spring Web MVC Framework. The InternalResourceViewResolver allows mapping webpages with requests.
What is the use of DefaultAnnotationHandlerMapping in spring?
It is used to map the methods based on HTTP methods and HTTP paths. The mapping class for this adapter is DefaultAnnotationHandlerMapping, which is used to process the @RequestMapping annotation at the type level and AnnotationMethodHandlerAdaptor is used to process at a method level.
What is the use of handler mapping in Spring MVC?
HandlerMapping is an interface that defines a mapping between requests and handler objects. While Spring MVC framework provides some ready-made implementations, the interface can be implemented by developers to provide customized mapping strategy.
What is the use of DefaultAnnotationHandlerMapping in Spring?
Can two controllers have same request mapping?
You cannot. A URL can only be mapped to a single controller. It has to be unique.
How do I connect two controllers in MVC?
You can create a route with same constraints like this: routes. MapRoute(name: “Product”, url: “Categories/Product/{id}”, defaults: new { controller = “Products”, action = “Index”, id = UrlParameter. Optional});
Which annotation represents cookie values of requests?
@CookieValue
6. Annotation which represents cookie values of requests. Explanation: Cookie values included in an incoming request, annotated with @CookieValue.
What are the different types of view resolver?
Below, we will discuss about three important View Resolver implementations provided by Spring MVC, InternalResourceViewResolver , XmlViewResolver and ResourceBundleViewResolver .
What is ModelAndView in spring?
ModelAndView is a holder for both Model and View in the web MVC framework. These two classes are distinct; ModelAndView merely holds both to make it possible for a controller to return both model and view in a single return value. The view is resolved by a ViewResolver object; the model is data stored in a Map .
Can we replace @controller with @component?
There is no difference between @Component , @Service , @Controller , @Repository . @Component is the Generic annotation to represent the component of our MVC.
What is @service annotation in Spring?
Spring @Service annotation is used with classes that provide some business functionalities. Spring context will autodetect these classes when annotation-based configuration and classpath scanning is used.
What is the use of @bean annotation in Spring boot?
Spring @Bean Annotation is applied on a method to specify that it returns a bean to be managed by Spring context. Spring Bean annotation is usually declared in Configuration classes methods. In this case, bean methods may reference other @Bean methods in the same class by calling them directly.
What is a ViewResolver?
The ViewResolver provides a mapping between view names and actual views. The View interface addresses the preparation of the request and hands the request over to one of the view technologies.
What is the difference between @RequestMapping and @PostMapping?
Both do the same job. The difference is that @PostMapping is part of a predefined group of compound annotations that internally use @RequestMapping . These annotations act as shortcuts that serve to simplify the mapping of HTTP methods and to more concisely express the methods of manipulation.