java.lang.management
Interfaces 
ClassLoadingMXBean
CompilationMXBean
GarbageCollectorMXBean
MemoryManagerMXBean
MemoryMXBean
MemoryPoolMXBean
OperatingSystemMXBean
RuntimeMXBean
ThreadMXBean
Classes 
ManagementFactory
ManagementPermission
MemoryNotificationInfo
MemoryUsage
ThreadInfo
Enums 
MemoryType