SPRINGMVC Learning Journey-First day: @RequestMapping

@RequestMapping: Request Mapping

SPRINGMVC No. 01 Day:

Defining controllers with @controller
Spring MVC distributes requests for specific URLs to the controller class for processing
In Spring 3.0, class is defined as a controller class by @controller annotations. In order for spring to find a bean defined as a controller, you need to add the following definition in the Spring-context configuration file: Scanner

1 <  base-package= "Net.zhepu.web"/>

1: What is @requestmapping?

Requestmapping: Request Mapping
Used to make modifiers, written before classes or methods, to modify methods and classes.
Function: Maps a request to a method, which is the binding of a foreground request to a target method. This method is the business logic that handles the current request.
notation: 1. Write before the method;
2. Write before the class;

2: Examples of@RequestMapping use:

3:@RequestMapping parameters in detail:

SPRINGMVC Learning Journey-First day: @RequestMapping