Java开发框架--spring-servlet.xml 配置详解

<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:context="http://www.springframework.org/schema/context" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:task="http://www.springframework.org/schema/task" xsi:schemaLocation="http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.0.xsd http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task.xsd"> <!--在xml配置了这个标签后，spring可以自动去扫描base-pack下面或者子包下面的Java文件，如果扫描到有@Component @Controller@Service等这些注解的类，则把这些类注册为bean http://blog.csdn.net/chunqiuwei/article/details/16115135--> <context:component-scan base-package="com.app.controller" /> <!-- 定时器开关 开始 --> <task:annotation-driven /> <!-- 默认的注解映射的支持 --> <mvc:annotation-driven /> <!-- 激活自动代理功能 --> <aop:aspectj-autoproxy proxy-target-class="true" /> <!-- 静态资源处理 css js imgs --> <mvc:resources location="/resource/" mapping="/resource/**" /> <mvc:resources location="/static/" mapping="/static/**" /> <mvc:resources location="/up/" mapping="/up/**" /> <mvc:view-controller path="/" view-name="forward:/indexcon/index" /> <mvc:interceptors> <!-- 国际化操作拦截器 如果采用基于（请求/Session/Cookie）则必需配置 --> <bean class="org.springframework.web.servlet.i18n.LocaleChangeInterceptor" /> <!-- 如果不定义 mvc:mapping path 将拦截所有的URL请求 --> <bean class="com.app.filter.CommonInterceptor"></bean> </mvc:interceptors> <!--避免IE执行AJAX时，返回JSON出现下载文件 --> <bean id="mappingJacksonHttpMessageConverter" class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter"> <property name="supportedMediaTypes"> <list> <value>text/html;charset=utf-8</value> <value>text/json;charset=utf-8</value> <value>application/json;charset=utf-8</value> </list> </property> </bean> <!-- 启动SpringMVC的注解功能，完成请求和注解POJO的映射 --> <bean class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter"> <property name="messageConverters"> <list> <ref bean="mappingJacksonHttpMessageConverter" /> <!-- JSON转换器 --> </list> </property> </bean> <!-- 配置文件上传，如果没有使用文件上传可以不用配置，当然如果不配，那么配置文件中也不必引入上传组件包 --> <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver"> <!-- 默认编码 --> <property name="defaultEncoding" value="utf-8" /> <!-- 文件大小最大值 5M (1*1024*1024)=1M --> <property name="maxUploadSize" value="52428800" /> <!-- 内存中的最大值 --> <property name="maxInMemorySize" value="40960" /> <!-- 启用是为了推迟文件解析，以便捕获文件大小异常 --> <property name="resolveLazily" value="true" /> </bean> <!-- 配置ViewResolver 。可用多个ViewResolver 。使用order属性排序。 InternalResourceViewResolver 放在最后 --> <bean class="org.springframework.web.accept.ContentNegotiationManagerFactoryBean"> <property name="favorPathExtension" value="true" /> <property name="favorParameter" value="true" /> <property name="ignoreAcceptHeader" value="true"></property> <property name="defaultContentType" value="text/html" /> <property name="mediaTypes"> <map> <!-- 告诉视图解析器，返回的类型为json格式 --> <entry key="json" value="application/json" /> <entry key="xml" value="application/xml" /> <entry key="htm" value="text/htm" /> <entry key="file" value="application/octet-stream" /> <entry key="image" value="image/*" /> </map> </property> </bean> <!-- 定义跳转的文件的前后缀 ，视图模式配置 --> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <!-- 这里的配置我的理解是自动给后面action的方法return的字符串加上前缀和后缀，变成一个 可用的url地址 --> <property name="prefix" value="/WEB-INF/view/" /> <property name="suffix" value=".jsp" /> </bean> <!--定义异常处理页面 --> <bean id="exceptionResolver" class="com.app.exception.MySimpleMappingExceptionResolver"> <property name="exceptionMappings"> <props> <prop key="java.lang.SQLException">error/500</prop> <prop key="java.lang.Exception">error/500</prop> <prop key="java.net.ConnectException">error/500</prop> </props> </property> </bean> </beans>