Trigger download asynchonously

[Stefan_Uebe]

Also check this post, maybe it covers your use case, too.

Implementing a download button

Hi, I’m trying to implement a button that triggers a file download. I’m not using an anchor because that would require me to pre-register the resource, but I want to avoid preloading the data. Based on an older forum post (Download link or button - #8 by Marco36) I have something like this in my button click listener: var inputStream = ...; // secret code for getting the input stream. final StreamResource resource = new StreamResource("myfile.zip", () -> { try { return inputS…