spring3.0多文件上传

spring配置：

<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p"
	xmlns:context="http://www.springframework.org/schema/context"
	xmlns:mvc="http://www.springframework.org/schema/mvc"

	xsi:schemaLocation="http://www.springframework.org/schema/beans    
           http://www.springframework.org/schema/beans/spring-beans-3.0.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">


	<!--  启动Spring MVC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" />
	
	
	<context:component-scan base-package="com"/>		
	

	<!--  对模型视图名称的解析，在请求时模型视图名称添加前后缀  -->
	<bean
		class="org.springframework.web.servlet.view.InternalResourceViewResolver"
		p:prefix="/WEB-INF/jsp/" p:suffix=".jsp" />

	<!-- 文件上传-->
	<bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver" p:defaultEncoding="utf-8"/>
	

</beans>

controller:

/**
	 * 文件上传
	 * @param request
	 * @param response
	 * @return
	 * @throws Exception
	 */
	@RequestMapping(value="/uploadFile",method=RequestMethod.POST)
	public ModelAndView uploadFile(MultipartHttpServletRequest request) throws Exception{		
		PropertiesUtil pUtil=PropertiesUtil.createPropertiesUtil(Constant.UPLOADPATH_FILE);
		List<MultipartFile> files=request.getFiles("file");
		String uploadpath=request.getSession().getServletContext().getRealPath(pUtil.getProperty(Constant.UPLOADPATH_PATH));
		System.out.println("uploadpath :"+uploadpath);
		for (MultipartFile file : files) {
			if (file.isEmpty()) continue;
			FileOutputStream fileOS=new FileOutputStream(uploadpath+"/"+file.getOriginalFilename());
			fileOS.write(file.getBytes());
			fileOS.close();
		}
		return new ModelAndView("/success");
	}