java how to get filename from binary data? [duplicate]

Question

I'am reading a file through sockets, Is there a way that I can extract a file name, extension?

byte[] fileBytes; // filled byte[] array, how to extract info about file?

possible duplicate of How to get a file name from a file's byte array? (and also: Get Filename from Byte Array) — BackSlash
– BackSlash, Commented Sep 30, 2014 at 11:03

Alexey Malev · Accepted Answer · 2014-09-30 11:03:57Z

3

You can't get a filename from a binary data received from stream or socket, unless you know something about these bytes, for example

First ten bytes represent filename in ASCII encoding.

If you have no such guarantees, no chance.

answered Sep 30, 2014 at 11:03

Alexey Malev

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