如何在GeneratePresignedUrlRequest.setContentType（contentType）

Question

如何在

中设置“charset = utf-8”

GeneratePresignedUrlRequest.setContentType(contentType)

我试过了（它不起作用）：

String contentType = "charset=utf-8";

GeneratePresignedUrlRequest
generatePresignedUrlRequest = new GeneratePresignedUrlRequest(str,
str2); generatePresignedUrlRequest.setContentType(contentType);

contentType =？

Answer 1

mb尝试application/octet-stream