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public void getUnbondFile(HttpServletResponse response) throws FileNotFoundException, UnsupportedEncodingException {
String fileName = "批量解绑设备模板.xlsx";
File file = ResourceUtils.getFile("classpath:static/unbondFile.xlsx");
response.setContentType("application/force-download");
response.addHeader("Content-Disposition", "attachment;fileName=" + new String(fileName.getBytes("gb2312"),"ISO8859-1"));
byte[] buffer = new byte[1024];
FileInputStream fis = null;
BufferedInputStream bis = null;
OutputStream outputStream = null;
try {
bis = new BufferedInputStream(new FileInputStream(file));
outputStream = response.getOutputStream();
int i = bis.read(buffer);
while (i != -1) {
outputStream.write(buffer, 0, i);
i = bis.read(buffer);
}
outputStream.flush();
} catch (Exception e) {
e.printStackTrace();
} finally {
if (outputStream != null) {
try {
outputStream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
if (bis != null) {
try {
bis.close();
} catch (IOException e) {
e.printStackTrace();
}
}
if (fis != null) {
try {
fis.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
涉及到java读取Resources路径下的文件,和如何让浏览器下载文件,以及下载文件名的编码格式。
本文标签: 浏览器文件SpringBoot
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