Getting Memory Statistics in Java: Runtime vs. MemoryMXBean

Question

I am creating a scheduled executor to read the memory usage of the JVM. I have come across two ways to get memory statistics in a running JVM - Runtime & MemoryMXBean, with

Answer 1

There are none. JMX bean can be accessed externally and is meant for management tools like hyperic ( or even nagios ) - It would delegate to Runtime anyway.