Class TotalPhysicalMemoryNotificationInfo

java.lang.Object

com.ibm.lang.management.TotalPhysicalMemoryNotificationInfo

public class TotalPhysicalMemoryNotificationInfo
extends Object

Encapsulates the details of a DLPAR notification emitted by a OperatingSystemMXBean when the total physical memory changes. Specifically, this notification indicates that the value returned by OperatingSystemMXBean.getTotalPhysicalMemorySize() has changed.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	TOTAL_PHYSICAL_MEMORY_CHANGE

Constructor Summary

Constructors

Constructor	Description
TotalPhysicalMemoryNotificationInfo(long newTotalPhysicalMemory)	Constructs a new instance of this object.

Method Summary

Modifier and Type	Method	Description
static TotalPhysicalMemoryNotificationInfo	from(CompositeData cd)	Receives a CompositeData representing a TotalPhysicalMemoryNotificationInfo object and attempts to return the root TotalPhysicalMemoryNotificationInfo instance.
long	getNewTotalPhysicalMemory()	Returns the new value of bytes for the total physical memory after the change that this notification corresponds to.

Methods declared in class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Modifier and Type	Method	Description
protected Object	clone()	Answers a new instance of the same class as the receiver, whose slots have been filled in with the values in the slots of the receiver.
boolean	equals(Object o)	Compares the argument to the receiver, and answers true if they represent the same object using a class specific comparison.
protected void	finalize()	Deprecated, for removal: This API element is subject to removal in a future version. May cause performance issues, deadlocks and hangs.
final Class<? extends Object>	getClass()	Answers the unique instance of java.lang.Class which represents the class of the receiver.
int	hashCode()	Answers an integer hash code for the receiver.
final void	notify()	Causes one thread which is waiting on the receiver to be made ready to run.
final void	notifyAll()	Causes all threads which are waiting on the receiver to be made ready to run.
String	toString()	Answers a string containing a concise, human-readable description of the receiver.
final void	wait()	Causes the thread which sent this message to be made not ready to run pending some change in the receiver (as indicated by notify or notifyAll).
final void	wait(long time)	Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.
final void	wait(long time, int frac)	Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.

Field Details

TOTAL_PHYSICAL_MEMORY_CHANGE

public static final String TOTAL_PHYSICAL_MEMORY_CHANGE

See Also:

• Constant Field Values

Constructor Details

TotalPhysicalMemoryNotificationInfo

public TotalPhysicalMemoryNotificationInfo(long newTotalPhysicalMemory)

Constructs a new instance of this object.

Parameters:

newTotalPhysicalMemory - the new total bytes of physical memory

Method Details

getNewTotalPhysicalMemory

public long getNewTotalPhysicalMemory()

Returns the new value of bytes for the total physical memory after the change that this notification corresponds to.

Returns:

the new physical memory total in bytes

from

public static TotalPhysicalMemoryNotificationInfo from(CompositeData cd)

Receives a CompositeData representing a TotalPhysicalMemoryNotificationInfo object and attempts to return the root TotalPhysicalMemoryNotificationInfo instance.

Parameters:

cd - a CompositeDate that represents a TotalPhysicalMemoryNotificationInfo.

Returns:

if cd is non- null, returns a new instance of TotalPhysicalMemoryNotificationInfo. If cd is null, returns null.

Throws:

IllegalArgumentException - if argument cd does not correspond to a TotalPhysicalMemoryNotificationInfo with the following attribute:

• newTotalPhysicalMemory( java.lang.Long)