title: where to convert .xls file to json file inside Nifi data flow?
body: <p>I am new to NiFi but i want to make a flow in NiFi in which i will take a .xls file from a FTP point and convert it to JSON file and put it in websocket server. But there is no processor regarding Excel. It will we a great help if someone let me know how to do it? </p>