ssm中的注解

1.@Controller

2.@RequestMapping

3.@RequestParam

public String getUser(HttpSession session,
@RequestParam(value="pageNUmber",required = false,defaultValue="1")int pageNUmber,
@RequestParam(value="pageLength",required = false,defaultValue="10")int pageLength){

4.@PathVariable

@RequestMapping("/user/selectUser/{id}")
	public String getUserById(HttpSession session,@PathVariable int id){
	        User user=userServcie.findUserById(id);
	        System.out.println(user.getLoginname());
	        session.setAttribute("users", user);
	        return "jsp/user/user" ;
}