Prometheus exporter for JMX beans.
Copyright 2012-2015 The Prometheus Authors

This product includes software developed at
SoundCloud Ltd. (http://soundcloud.com/).

This product includes software based on Stackoverflow
Code : toHex() method
Author : maybeWeCouldStealAVan
Reference: https://stackoverflow.com/questions/9655181/how-to-convert-a-byte-array-to-a-hex-string-in-java