Creating memory snapshot from inside the code (Java)

Question

Is there a possibility, that from inside your program, by calling some java library, make java create memory snapshot of that program? (default .hprof file)

Answer 1

You can create a heap dump in your application using the example here.

Answer 2

You can do it via JMX - which means that you have to go out to come back in, so to speak. Details on how to do it via code are available here.