Chinese file name of java download file is garbled

The problem arises:

Upload pictures with Chinese names, but the Chinese names cannot be displayed when downloaded.

As shown:

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Solution:

1. Sping-mvc.xml part code:

2. FileController.java Chinese file name acquisition code:

Get the browser format and control the file according to different browsers Name encoding format.

String userAgent = request.getHeader("User-Agent");//获取浏览器名（IE/Chome/firefox）
if(userAgent.contains("MSIE")||userAgent.contains("Trident")) {//针对IE或IE为内核的浏览器
	fileName=java.net.URLEncoder.encode(fileName,"UTF-8");
	}else {
		fileName=new String(fileName.getBytes("UTF-8"),"ISO-8859-1");//谷歌控制版本
}
headers.setContentDispositionFormData("attachment", fileName);// 默认下载文件名为原始文件名

Other browser control character formats: (details)

String userAgent = request.getHeader("User-Agent");//获取浏览器名（IE/Chome/firefox）
if (userAgent.contains("firefox")) {    
      fileName = new String(fileName.getBytes("UTF-8"), "ISO8859-1"); // firefox浏览器    
    } else if (userAgent.contains("MSIE")) {    
     fileName = URLEncoder.encode(fileName, "UTF-8");// IE浏览器    
    }else if (userAgent.contains("CHROME")) {    
     fileName = new String(fileName.getBytes("UTF-8"), "ISO8859-1");// 谷歌    
  }  
headers.setContentDispositionFormData("attachment", fileName);// 默认下载文件名为原始文件名

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