<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
         version="4.0">
    <!--DispatchServlet:這個時springMVC的核心;請求分發器，前端控制器-->
 

    <servlet>
        <servlet-name>springmvc</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <!--DispatcherService 要繫結Spring的配置檔案-->
        <init-param>
            <param-name>contextConfigLocation</param-name>
 

            <param-value>classpath:springmvc-servlet.xml</param-value>
        </init-param>
        <!--啟動級別：1 -->
        <load-on-startup>1</load-on-startup>
    </servlet>

    <!--
        在SpringMVC中     /和/*
        / ：只匹配所有的請求 不會匹配jsp頁面
        /*：匹配所有請求 也匹配jsp頁面

    -->
 

    <servlet-mapping>
        <servlet-name>springmvc</servlet-name>
        <url-pattern>/</url-pattern>
    </servlet-mapping>

    <!--配置springMVC的亂碼問題-->
    <filter>
        <filter-name>encoding</filter-name>
        <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
        <init-param>
            <param-name>encoding</param-name>
            <param-value>utf-8</param-value>
        </init-param>
    </filter>
    <filter-mapping>
        <filter-name>encoding</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

</web-app>