org.lsst.ccs.plugin.jas3.trending

Class AutoRefresh

java.lang.Object

org.lsst.ccs.plugin.jas3.trending.AutoRefresh

public final class AutoRefresh
extends Object

Handles auto-refreshing trending plots. The class is thread-safe, all public methods can be called from any thread.

Author:

onoprien

Constructor Summary

Constructors

Constructor and Description
AutoRefresh(LsstTrendingPlugin plugin)

Method Summary

Modifier and Type	Method and Description
void	schedule(org.freehep.jas.services.PlotRegion region)
void	schedule(org.freehep.jas.services.PlotRegion region, long delay, TimeUnit unit)
void	setDelay(long min, long max, TimeUnit unit) Sets the allowed range of prepareRefresh frequency.
void	start() Starts auto-refreshing.
void	stop() Stops auto-refreshing.

Methods inherited from class java.lang.Object

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

Constructor Detail

AutoRefresh

public AutoRefresh(LsstTrendingPlugin plugin)

Method Detail

setDelay

public void setDelay(long min,
                     long max,
                     TimeUnit unit)

Sets the allowed range of prepareRefresh frequency.

Parameters:

min - Minimum prepareRefresh interval.

max - Maximum prepareRefresh interval.

unit - Time unit used to specify minimum and maximum intervals.

start

public void start()

Starts auto-refreshing. Compiles a list of all regions that need refreshing, puts them in the queue, and starts data fetcher thread.

stop

public void stop()

Stops auto-refreshing. Clears the auto-refreshing tasks queue and stops data fetcher thread.

schedule

public void schedule(org.freehep.jas.services.PlotRegion region)

schedule

public void schedule(org.freehep.jas.services.PlotRegion region,
                     long delay,
                     TimeUnit unit)