springMVC

springmvc.xml

视图解析器

<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver" >
        <property name="prefix" value="/WEB-INF/jsp/"/>
        <property name="suffix" value=".jsp"/>
</bean>

springmvc处理静态资源 

<mvc:default-servlet-handler/>

数据类型转换

前提要加<MVC:annotation-driven>

@DataTimeFormat

@NumberFormat

返回json

 @ResponseBody注解

jar包:fastjson.jar

日期转换

<mvc:annotation-driven>
        <mvc:message-converters>
            <bean class="org.springframework.http.converter.StringHttpMessageConverter">
                <property name="supportedMediaTypes">
                    <list>
                        <value>application/json;charset=UTF-8</value>
                    </list>
                </property>
            </bean> 
            <bean class="com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter">
                <property name="supportedMediaTypes">
                    <list>
                        <value>text/html;charset=UTF-8</value>
                        <value>application/json</value>
                    </list>
                </property>
                <property name="features">
                    <list>
                       <!-- Date的日期转换器 -->
                        <value>WriteDateUseDateFormat</value>
                    </list>
                </property>
            </bean>
        </mvc:message-converters>
    </mvc:annotation-driven>

 springmvc拦截器

<!-- 配置interceptors -->
    <mvc:interceptors>
        <mvc:interceptor>
<!--mvc作用的路径-->
            <mvc:mapping path="/sys/**"/>
            <bean class="cn.smbms.interceptor.SysInterceptor"/>
        </mvc:interceptor>
    </mvc:interceptors>

springMVC文件上传

配置multipartResovler

<!-- 配置MultipartResolver，用于上传文件，使用spring的CommonsMultipartResolver -->  
    <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
         <property name="maxUploadSize" value="5000000"/>
         <property name="defaultEncoding" value="UTF-8"/>
    </bean>

web.xml

web.xml头文件

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
         xmlns="http://java.sun.com/xml/ns/javaee" 
         xmlns:web="http://java.sun.com/xml/ns/javaee" 
         xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" version="2.5">

 DispatcherServlet配置

<servlet>
    <servlet-name>springmvc</servlet-name>
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
    <init-param>
      <param-name>contextConfigLocation</param-name>
      <param-value>classpath:springmvc-servlet.xml</param-value>
    </init-param>
    <load-on-startup>1</load-on-startup>
  </servlet>

<listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>

 <context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:applicationContext-*.xml</param-value>
  </context-param>


  <filter>
    <filter-name>encodingFilter</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>
    <init-param>
      <param-name>forceEncoding</param-name>
      <param-value>true</param-value>
    </init-param>
  </filter>
  <filter-mapping>
    <filter-name>encodingFilter</filter-name>
    <url-pattern>/*</url-pattern>
  </filter-mapping>