Return a file using Java Jersey

Question

I am using the Java Jersey to implement a REST service. One thing my service should provide is a file download option. These files are quite big and are constructed from dat

Answer 1

How about

File fileToSend = getFile();
return Response.ok(fileToSend, "application/zip").build();

The media type can be set to match the file being sent.

This looks pretty straight forward but more importantly, do java experts reading this see a performance problem with the solution?