Spring MVC

Annotations:

• Es basado en peticiones

1. Handle all http requests, but also give all functionalities of Spring IoC container, whit this servlet you can use all features that spring offers
2. <context:annotation-config> Scanning and activating annotations in “already registered beans”
3. <context:component-scan> Bean Registration + Scanning and activating annotations

1. @Controller
   1. mark a class like a controller
2. @RestController
   1. it's a controller + responseBody, remove the necessity to use responseBody in each method
3. @Component
   1. marks a java class as a bean
4. @Repository
   1. Marks the Dao class
5. Service
   1. Marks as a service manager is for semantic

1. it's an interface to be implemented by objects that can resolve views by name

1. handle file upload in web application, To define an implementation, create a bean with the id “multipartResolver”

1. register one or more exception resolver beans in the web application context to resolve uncaught exceptions