Interface MemoryManagerMXBean
- All Superinterfaces:
PlatformManagedObject
- All Known Subinterfaces:
-
GarbageCollectorMXBean
,GarbageCollectorMXBean
public interface MemoryManagerMXBean extends PlatformManagedObject
The management interface for a memory manager. A memory manager manages one or more memory pools of the Java virtual machine.
A Java virtual machine has one or more memory managers. An instance implementing this interface is an MXBean that can be obtained by calling the ManagementFactory.getMemoryManagerMXBeans()
method or from the platform MBeanServer
method.
The ObjectName
for uniquely identifying the MXBean for a memory manager within an MBeanServer is:
java.lang:type=MemoryManager,name=manager's nameIt can be obtained by calling the
PlatformManagedObject.getObjectName()
method.- Since:
- 1.5
- See Also:
-
ManagementFactory.getPlatformMXBeans(Class)
,MemoryMXBean
, JMX Specification., Ways to Access MXBeans
Method Summary
Modifier and Type | Method | Description |
---|---|---|
String[] | getMemoryPoolNames() | Returns the name of memory pools that this memory manager manages. |
String | getName() | Returns the name representing this memory manager. |
boolean | isValid() | Tests if this memory manager is valid in the Java virtual machine. |
Methods declared in interface java.lang.management.PlatformManagedObject
getObjectName
Method Detail
getName
String getName()
Returns the name representing this memory manager.
- Returns:
- the name of this memory manager.
isValid
boolean isValid()
Tests if this memory manager is valid in the Java virtual machine. A memory manager becomes invalid once the Java virtual machine removes it from the memory system.
- Returns:
-
true
if the memory manager is valid in the Java virtual machine;false
otherwise.
getMemoryPoolNames
String[] getMemoryPoolNames()
Returns the name of memory pools that this memory manager manages.
- Returns:
- an array of
String
objects, each is the name of a memory pool that this memory manager manages.