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qlong8807/spring下载文件名乱码.java

Created December 4, 2018 03:13
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spring下载文件，解决中文文件名乱码问题
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spring下载文件名乱码.java
response.setCharacterEncoding(request.getCharacterEncoding());
response.setContentType(MediaType.APPLICATION_OCTET_STREAM.toString());
String realFileName = URLEncoder.encode(realFileName, StandardCharsets.UTF_8.toString());
// 解决中文文件名乱码关键行
response.setHeader("Content-Disposition", "attachment; filename=\"" + realFileName + "\"; filename*=utf-8''" + realFileName);
Path path = Paths.get(filePath+filename);
Files.copy(path, response.getOutputStream());
response.flushBuffer();
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原因请参考https://blog.robotshell.org/2012/deal-with-http-header-encoding-for-file-download/

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