xal.extension.application

Class ApplicationStatusService

java.lang.Object

xal.extension.application.ApplicationStatusService

All Implemented Interfaces:

ApplicationStatus

public class ApplicationStatusService
extends java.lang.Object
implements ApplicationStatus

ApplicationStatusService handles application status queries on behalf of the running application instance. Provides status information to clients on the local network.

Constructor Summary

Constructors

Constructor and Description
ApplicationStatusService()

Method Summary

Modifier and Type	Method and Description
void	collectGarbage() Request that the virtual machine run the garbage collector.
void	forceQuit(int code) Force the application to quit immediately without running any finalizers.
java.lang.String	getApplicationName() Get the application name.
double	getFreeMemory() Get the free memory available to the application instance.
java.util.Date	getHeartbeat() Get a heartbeat from the service.
java.lang.String	getHostName() Get the name of the host where the application is running.
java.util.Date	getLaunchTime() Get the launch time of the application in seconds since the epoch (midnight GMT, January 1, 1970)
double	getTotalMemory() Get the total memory consumed by the application instance.
void	quit(int code) Quit the application normally.
void	showAllWindows() reveal the application by bringing all windows to the front

Methods inherited from class java.lang.Object

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

Constructor Detail

ApplicationStatusService

public ApplicationStatusService()

Method Detail

getFreeMemory

public double getFreeMemory()

Get the free memory available to the application instance.

Specified by:

getFreeMemory in interface ApplicationStatus

Returns:

The free memory available on this virtual machine in kB.

getTotalMemory

public double getTotalMemory()

Get the total memory consumed by the application instance.

Specified by:

getTotalMemory in interface ApplicationStatus

Returns:

The total memory consumed by the application instance in kB.

showAllWindows

public void showAllWindows()

reveal the application by bringing all windows to the front

Specified by:

showAllWindows in interface ApplicationStatus

collectGarbage

public void collectGarbage()

Request that the virtual machine run the garbage collector.

Specified by:

collectGarbage in interface ApplicationStatus

quit

public void quit(int code)

Quit the application normally.

Specified by:

quit in interface ApplicationStatus

Parameters:

code - An unused status code.

forceQuit

public void forceQuit(int code)

Force the application to quit immediately without running any finalizers.

Specified by:

forceQuit in interface ApplicationStatus

Parameters:

code - The status code used for halting the virtual machine.

getHostName

public java.lang.String getHostName()

Get the name of the host where the application is running.

Specified by:

getHostName in interface ApplicationStatus

Returns:

The name of the host where the application is running.

getApplicationName

public java.lang.String getApplicationName()

Get the application name.

Specified by:

getApplicationName in interface ApplicationStatus

Returns:

The application name.

getLaunchTime

public java.util.Date getLaunchTime()

Get the launch time of the application in seconds since the epoch (midnight GMT, January 1, 1970)

Specified by:

getLaunchTime in interface ApplicationStatus

Returns:

the time at with the application was launched in seconds since the epoch

getHeartbeat

public java.util.Date getHeartbeat()

Get a heartbeat from the service.

Specified by:

getHeartbeat in interface ApplicationStatus

Returns:

the time measured from the service at which the heartbeat was sent