Rio Project 4.2 API Documentation

org.rioproject.system.capability.platform
Class Memory

java.lang.Object
  org.rioproject.system.capability.PlatformCapability
      org.rioproject.system.capability.platform.ByteOrientedDevice
          org.rioproject.system.capability.platform.Memory

All Implemented Interfaces:

Serializable, Observer, ResourceCostProducer, PlatformCapabilityMBean

public class Memory
extends ByteOrientedDevice
implements Observer

Describes the amount of memory available for the Java Virtual Machine as a qualitative resource.

Author:

Dennis Reedy

See Also:

Serialized Form

Field Summary

Fields inherited from class org.rioproject.system.capability.platform.ByteOrientedDevice

AVAILABLE, CAPACITY, GB, KB, MB, TB

Fields inherited from class org.rioproject.system.capability.PlatformCapability

capabilities, description, DESCRIPTION, logger, MANUFACTURER, MODEL, NAME, NATIVE_LIBS, PROVISIONABLE, STATIC, VENDOR, VERSION

Constructor Summary

Memory()
Create a Memory capability

Memory(String description)
Create a Memory capability with a description

Method Summary

void	update(Observable o, Object arg) Notification from the DiskSpace MeasurableCapability

Methods inherited from class org.rioproject.system.capability.platform.ByteOrientedDevice

define, evaluate, supports

Methods inherited from class org.rioproject.system.capability.PlatformCapability

addDownloadRecord, addStagedSoftware, calculateResourceCost, clearAll, decrementUsage, defineAll, equals, getCapabilities, getClassPath, getConfigurationFile, getDescription, getDownloadRecords, getLoadableClassPath, getName, getPath, getPlatformKeys, getResourceCostModel, getStagedSoftware, getType, getUsageCount, getValue, hasBasicSupport, hashCode, incrementUsage, loadResources, matches, remove, setClassPath, setConfigurationFile, setDescription, setPath, setResourceCostModel, setType, supports, toString, versionSupported

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Memory

public Memory()

Create a Memory capability

Memory

public Memory(String description)

Create a Memory capability with a description

Parameters:

description - The description

Method Detail

update

public void update(Observable o,
                   Object arg)

Notification from the DiskSpace MeasurableCapability

Specified by:

update in interface Observer

Parameters:

o - The Observable object

arg - The argument, a ProcessMemoryUtilization instance