采用hutool后端返回文件流供前端下载

• • 1、导入依赖
  • 2、代码
  • 3、前端测试

		
			cn.hutool
			hutool-all
			5.7.20
		
		
			org.apache.poi
			poi-ooxml
			4.1.2
		

import java.net.URLDecoder;
import org.apache.commons.io.IOUtils;


    
    @Override
    public void downLoadPropertyExcel(HttpServletRequest request,HttpServletResponse response) throws Exception {
        String fileName = "房源信息导入模板.xlsx";
        fileName = URLDecoder.decode(fileName, "UTF-8");
        InputStream in = this.getClass().getResourceAsStream("/template/房源信息导入模板.xlsx");
        String filenamedisplay = URLEncoder.encode(fileName, "UTF-8");
        response.setContentType("text/html;charset=utf-8");
        request.setCharacterEncoding("UTF-8");
        response.setHeader("Content-Disposition", "attachment; filename=" + filenamedisplay);
        response.setContentType("application/x-download;charset=utf-8");
        OutputStream out = response.getOutputStream();
        IOUtils.copy(in, out);
        out.flush();
        in.close();
    }

	
		
		
	
	
		
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