Are there any tools to visualize the objects being used in a program?

Question

I\'m not sure how useful this would be, but I thought it might be neat to visualize the objects being used in my program and which objects are being referenced from where. I\'m

Answer 1

An interesting use case would be memory analysis and optimization. This is precisely what Eclipse MAT is about. Check it out.

alt text http://dev.eclipse.org/blogs/memoryanalyzer/files/2008/05/dom_tree.gif