Module jdk.management

Package com.ibm.lang.management

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 java.lang.Object

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

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)