<how to open a byte array as a file in it's own de...

# stackoverflow

[user]

how to open a byte array as a file in it's own dedicated app [VLC for mp4,etc] without saving it locally?
I'm building an app which encrypts a file and saves it in the encrypted format such that it can be opened later when required.
While opening, the encrypted file is taken as a byteArray and decrypted into a new byteArray.
Now, what I want is to open this new byteArray as a file keeping it's extension in mind and opening it in its dedicated app like VLC for video, any audio player for audio files, google docs for word files, etc.
If possible, I don't want to save it to the device storage due to...