org.openspaces.admin.internal.os

Class DefaultOperatingSystem

java.lang.Object

org.openspaces.admin.internal.os.DefaultOperatingSystem

All Implemented Interfaces:

AdminAware, InternalOperatingSystem, OperatingSystem, StatisticsMonitor

public class DefaultOperatingSystem
extends Object
implements InternalOperatingSystem

Author:

kimchy

Field Summary

Fields inherited from interface org.openspaces.admin.StatisticsMonitor

DEFAULT_HISTORY_SIZE, DEFAULT_MONITOR_INTERVAL

Constructor Summary

Constructors

Constructor and Description
DefaultOperatingSystem(OSDetails osDetails, InternalOperatingSystems operatingSystems)

Method Summary

Modifier and Type	Method and Description
void	addOperatingSystemInfoProvider(InternalOperatingSystemInfoProvider provider)
boolean	equals(Object o)
Admin	getAdmin() Returns the Admin associated with this element.
long	getCurrentTimeInMillis() Returns the current time of the machine in millis.
OperatingSystemDetails	getDetails() Returns details (static view) of the operating system.
OperatingSystemStatistics	getLastStatistics()
OperatingSystemStatistics	getStatistics() Returns the statistics of the operating system.
OperatingSystemStatisticsChangedEventManager	getStatisticsChanged() Allows to register for OperatingSystemStatisticsChangedEventListeners.
long	getTimeDelta() Returns the delta between a current time taken on the admin API side, and the current time assumed by the remote machine.
String	getUid() Returns the uid of the operating system.
int	hashCode()
boolean	hasOperatingSystemInfoProviders()
boolean	isMonitoring() Returns true if statistics are now being monitored.
void	removeOperatingSystemInfoProvider(InternalOperatingSystemInfoProvider provider)
void	setStatisticsHistorySize(int historySize) Sets the history size of number of statistics stored.
void	setStatisticsInterval(long interval, TimeUnit timeUnit) Sets the statistics interval, automatically updating the monitoring scheduled tasks if monitoring is enabled.
void	startStatisticsMonitor() Starts the statistics monitor, starting a scheduled monitor that polls for statistics.
void	stopStatisticsMonitor() Stops the statistics monitor.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultOperatingSystem

public DefaultOperatingSystem(OSDetails osDetails,
                              InternalOperatingSystems operatingSystems)

Method Detail

getAdmin

public Admin getAdmin()

Description copied from interface: AdminAware

Returns the Admin associated with this element.

Specified by:

getAdmin in interface AdminAware

addOperatingSystemInfoProvider

public void addOperatingSystemInfoProvider(InternalOperatingSystemInfoProvider provider)

Specified by:

addOperatingSystemInfoProvider in interface InternalOperatingSystem

removeOperatingSystemInfoProvider

public void removeOperatingSystemInfoProvider(InternalOperatingSystemInfoProvider provider)

Specified by:

removeOperatingSystemInfoProvider in interface InternalOperatingSystem

hasOperatingSystemInfoProviders

public boolean hasOperatingSystemInfoProviders()

Specified by:

hasOperatingSystemInfoProviders in interface InternalOperatingSystem

getLastStatistics

public OperatingSystemStatistics getLastStatistics()

Specified by:

getLastStatistics in interface InternalOperatingSystem

getUid

public String getUid()

Description copied from interface: OperatingSystem

Returns the uid of the operating system.

Specified by:

getUid in interface OperatingSystem

getTimeDelta

public long getTimeDelta()

Description copied from interface: OperatingSystem

Returns the delta between a current time taken on the admin API side, and the current time assumed by the remote machine.

Specified by:

getTimeDelta in interface OperatingSystem

getCurrentTimeInMillis

public long getCurrentTimeInMillis()

Description copied from interface: OperatingSystem

Returns the current time of the machine in millis.

Specified by:

getCurrentTimeInMillis in interface OperatingSystem

getDetails

public OperatingSystemDetails getDetails()

Description copied from interface: OperatingSystem

Returns details (static view) of the operating system.

Specified by:

getDetails in interface OperatingSystem

getStatistics

public OperatingSystemStatistics getStatistics()

Description copied from interface: OperatingSystem

Returns the statistics of the operating system.

Specified by:

getStatistics in interface OperatingSystem

setStatisticsInterval

public void setStatisticsInterval(long interval,
                                  TimeUnit timeUnit)

Description copied from interface: StatisticsMonitor

Sets the statistics interval, automatically updating the monitoring scheduled tasks if monitoring is enabled.

Specified by:

setStatisticsInterval in interface StatisticsMonitor

setStatisticsHistorySize

public void setStatisticsHistorySize(int historySize)

Description copied from interface: StatisticsMonitor

Sets the history size of number of statistics stored.

Specified by:

setStatisticsHistorySize in interface StatisticsMonitor

startStatisticsMonitor

public void startStatisticsMonitor()

Description copied from interface: StatisticsMonitor

Starts the statistics monitor, starting a scheduled monitor that polls for statistics. Monitoring is required only when wanting to receive statistics change events.

Specified by:

startStatisticsMonitor in interface StatisticsMonitor

stopStatisticsMonitor

public void stopStatisticsMonitor()

Description copied from interface: StatisticsMonitor

Stops the statistics monitor.

Specified by:

stopStatisticsMonitor in interface StatisticsMonitor

isMonitoring

public boolean isMonitoring()

Description copied from interface: StatisticsMonitor

Returns true if statistics are now being monitored.

Specified by:

isMonitoring in interface StatisticsMonitor

getStatisticsChanged

public OperatingSystemStatisticsChangedEventManager getStatisticsChanged()

Description copied from interface: OperatingSystem

Allows to register for OperatingSystemStatisticsChangedEventListeners.

Note, in order to receive events, the StatisticsMonitor.startStatisticsMonitor() needs to be called.

Specified by:

getStatisticsChanged in interface OperatingSystem

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object