SpringMvc下载文件

package com.clj.test.down.util;

import java.io.File;

import java.io.IOException;

import org.apache.commons.io.FileUtils;

import org.springframework.context.annotation.Scope;

import org.springframework.http.HttpHeaders;

import org.springframework.http.HttpStatus;

import org.springframework.http.MediaType;

import org.springframework.http.ResponseEntity;

import org.springframework.stereotype.Component;

import org.springframework.web.bind.annotation.RequestMapping;

/**

* <一句话功能简述>

* <功能详细描述>

*

* @author Administrator

* @version [版本号, 2014年3月7日]

* @see [相关类/方法]

* @since [产品/模块版本]

*/

@Component

@Scope("prototype")

@RequestMapping("/downloadFile")

public class DownloadAction

{

@RequestMapping("download")

public ResponseEntity<byte[]> download() throws IOException {

String path="D:\\workspace\\.metadata\\.plugins\\org.eclipse.wst.server.core\\tmp0\\wtpwebapps\\springMVC\\WEB-INF\\upload\\图片10（定价后）.xlsx";

File file=new File(path);

HttpHeaders headers = new HttpHeaders();

String fileName=new String("你好.xlsx".getBytes("UTF-8"),"iso-8859-1");//为了解决中文名称乱码问题

headers.setContentDispositionFormData("attachment", fileName);

headers.setContentType(MediaType.APPLICATION_OCTET_STREAM);

return new ResponseEntity<byte[]>(FileUtils.readFileToByteArray(file),

headers, HttpStatus.CREATED);

}

}