springMVC为什么会一个可以访问一个400呢？

Question

springmvcio流服务器serverservlet

Answer 1

配置文件  
web.xml<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5" 
xmlns="http://java.sun.com/xml/ns/javaee" 
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>
/WEB-INF/application.xml
</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<servlet>
<servlet-name>springMVC</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>springMVC</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<filter>
<filter-name>CharacterFilter</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>CharacterFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- 
<filter>
<filter-name>loginFilter</filter-name>
<filter-class>com.spring.interceptor.UserFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>loginFilter</filter-name>
<url-pattern>/user/*</url-pattern>
</filter-mapping>
 -->
  <welcome-file-list>
    <welcome-file>index.jsp</welcome-file>
  </welcome-file-list>
</web-app>
application。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:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.1.xsd
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-3.1.xsd"   default-autowire="byName">

<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource" /> 
</bean>
<context:property-placeholder location="classpath:/jdbc.properties"/>
<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
<property name="driverClass" value="${driverClass}" />  
        <property name="jdbcUrl" value="${jdbcUrl}" />  
        <property name="user" value="${user}" />  
        <property name="password" value="${password}" />  
        <property name="maxPoolSize" value="${maxPoolSize}"/>  
        <property name="minPoolSize" value="${minPoolSize}"/>  
        <property name="initialPoolSize" value="${initialPoolSize}" />  
        <property name="maxStatements" value="${maxStatements}" />  
</bean>
<!-- <value>classpath:sqlMapConfig.xml</value> -->
<bean id="sqlMapClient" class="org.springframework.orm.ibatis.SqlMapClientFactoryBean">
       <property name="configLocation">
        <value>classpath:sqlMapConfig.xml</value>
       </property>
       <property name="dataSource" ref="dataSource"></property>
    </bean>
</beans>
springMVC-servlet.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:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.1.xsd
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-3.1.xsd">
<!-- mvc:interceptors>
<mvc:interceptor>
<mvc:mapping path="/**"/>
<bean class="com.spring.interceptor.UserInterceptor"></bean>
</mvc:interceptor>
</mvc:interceptors -->
<context:component-scan base-package="com.spring"></context:component-scan><!-- 扫描包 -->
<mvc:annotation-driven></mvc:annotation-driven><!-- 开启注解自动注入 -->
<mvc:resources mapping="/img/**" location="/img/"/>  
<mvc:resources mapping="/css/**" location="/css/"/>  
<mvc:resources mapping="/js/**" location="/js/"/> 
<mvc:resources mapping="/UI/**" location="/UI/"/>  
<mvc:resources mapping="/upload/**" location="/upload/"/>   
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="viewClass" value="org.springframework.web.servlet.view.JstlView"></property>
<property name="prefix" value="/jsp/"></property>
<property name="suffix" value=".jsp"></property>
</bean>

<!-- 文件上传 -->
<bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
<property name="defaultEncoding" value="UTF-8"/>
<property name="maxUploadSize" value="500000"></property>
</bean>
<!-- 上传失败 -->
<bean id="exceptionResolver" class="org.springframework.web.servlet.handler.SimpleMappingExceptionResolver">
<property name="exceptionMappings">
<props>
<prop key="com.spring.entity.UserException">../error</prop>
</props>
</property>
</bean>

</beans>
帮忙看看  为什么400

Answer 2

问题已经解决  是tomcat缓存问题。。今天一试就可以了。。
     有个问题 问问你     就是我里面配的jsp目录是   /jsp/这个目录
我这文件传完了后  我    return "../index";  可以返回到webRoot下面的index.jsp
问题是我想重定向该怎么写呢？ return " redirect:../index"  这样不行

Answer 3

../  ???? 直接 redirect:index.jsp  啊