深入解析SpringMVC的核心原理与应用实践

app PUBLIC
        "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
        "http://java.sun.com/dtd/web-app_2_3.dtd" >

    Archetype Created Web Application
    
        CharacterEncodingFilter
        class>org.springframework.web.filter.CharacterEncodingFilterclass>
        
            encoding
            UTF-8
        
        
            forceRequestEncoding
            true
        
        
            forceResponseEncoding
            true
        
    
    
        CharacterEncodingFilter
        /*
    
    
        springmvc
        org.springframework.web.servlet.DispatcherServlet
        
            contextConfigLocation
            classpath:spring-mvc.xml
        
    
    
        springmvc
        /
    

import org.springframework.beans.propertyeditors.CustomDateEditor;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.WebDataBinder;
import org.springframework.web.bind.annotation.InitBinder;
import org.springframework.web.bind.annotation.RequestMapping;

import java.text.SimpleDateFormat;
import java.util.Date;

@Controller
public class FirstController {

    @InitBinder
    public void initBinder(WebDataBinder binder) {
        //registerCustomEditor:为给定类型的所有属性注册给定的定制属性编辑器。
        binder.registerCustomEditor(Date.class, new CustomDateEditor(new SimpleDateFormat("yyyy-MM-dd"), true));
    }//CustomDateEditor:定义日期格式，覆盖默认的日期格式，允许为空

    @RequestMapping("/first")
    //类型转化工作一定是在真正的handler方法执行前执行的。
    public String doFirst(Date birthday, int age) {
        System.out.println(birthday + "================");
        System.out.println(age + "=============");
        return "/index.jsp";
    }
}

       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:context="http://www.springframework.org/schema/context"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
        http://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/context
        http://www.springframework.org/schema/context/spring-context.xsd">

    package="cn.happy.controller"/>

<%@ page cOntentType="text/html;charset=UTF-8" language="java" %>


    



    日期：
    年龄：
    

Hello World!