applicationContext.xml <?xml version="1.0" encoding="UTF-8"?>    <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"        xmlns:context="http://www.springframework.org/schema/context" xmlns:util="http://www.springframework.org/schema/util"          xmlns:jee="http://www.springframework.org/schema/jee" xmlns:tx="http://www.springframework.org/schema/tx"        xmlns:jpa="http://www.springframework.org/schema/data/jpa" xmlns:mvc="http://www.springframework.org/schema/mvc"        xsi:schemaLocation="            http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsd            http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.2.xsd            http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-3.2.xsd            http://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee-3.2.xsd            http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.2.xsd            http://www.springframework.org/schema/data/jpa http://www.springframework.org/schema/data/jpa/spring-jpa-1.3.xsd            http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd" >    <!-- 定義支持注解的HanlderMapping -->        <mvc:annotation-driven/>        <!-- 開啟組件掃描,啟用IOC注解配置 -->        <context:component-scan             base-package="com.caibai"/>                    <util:properties id="dbParams"             location="classpath:db.properties">        </util:properties>       代碼如上，頁面訪問login.jsp靜態(tài)頁面是可以的，但是填寫上登陸數據不能跳轉，直接訪問login.form也是報404錯誤，請各位大神看下是什么原因？