SpringMVC深入—文件上传

引入支持文件上传的jar包

SpringMVC提供了支持文件上传的类

配置为Spring的实例

1 2	<!-- 配置支持文件上传的类作为Spring中的一个bean --> <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver"></bean>

上传

页面

<form action="upload.action" method="post" enctype="multipart/form-data">
    <input type="text" name="username"/><br>
    <input type="file" name="pic"/><br>
    <input type="submit" value="提交" />
</form>

controller

package controller;

import java.io.File;
import java.io.IOException;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.multipart.MultipartFile;

@Controller
public class UploadController {
    @RequestMapping(value="/upload.action")
    public String upload(String username,@RequestParam MultipartFile pic) throws IllegalStateException, IOException {
        //得到原始的路径信息
        String originFileName = pic.getOriginalFilename();

        if(originFileName != null && pic != null && originFileName.length()>0) {
            //图片上传的物理地址
            String pic_path =  "F:\\MyProgram\\SpringMVC_ShenRu\\WebContent\\upload\\";
            File file = new File(pic_path+originFileName);
            //上传动作
            pic.transferTo(file);
        }

        return "success";
    }
}