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import javax.servlet.http.HttpServletResponse;

HttpServletResponse httpServletResponse

         

            InputStream inputStream = service.createPDF(requestInfo, map, mapHeaders);  // 
            
            httpServletResponse.setContentType("text/html; charset=UTF-8");
            httpServletResponse.addHeader("content-type", "application/pdf"); // 设置输出流是pdf文件流
            httpServletResponse.addHeader("Content-Disposition", "attachment; filename="+request.getParameter("ReportId")+".pdf");
            // 获取缓冲区大小
            int bufferSize = httpServletResponse.getBufferSize();
            if(bufferSize == 0) {
                bufferSize = 1024;
            }
            // 每次读取的字节数变量
            byte[] bufferData = new byte[bufferSize];

            // 读取输入流,写入输出流中
            while (inputStream.read(bufferData) > 0) {
                httpServletResponse.getOutputStream().write(bufferData);
            }
            // 关闭输入流
            inputStream.close();

本文标签: 流到客户端浏览器PDF