org.jboss.seam.cron.examples.swinggrapher
Class SwingGrapher

java.lang.Object
  org.jboss.seam.cron.examples.swinggrapher.SwingGrapher

@ApplicationScoped
public class SwingGrapher
extends Object

Author:

Peter Royle

Field Summary

static String

FREE_MEMORY_LABEL The label for the Free Memory axis.

Constructor Summary

SwingGrapher()

Method Summary

void	clearGraphData(Trigger e) Clear the graph every 2 minutes, at 20 seconds past the minute.
void	collectGarbage(Trigger minute) Called every minute to request garbage collection.
org.jfree.data.category.DefaultCategoryDataset	getCatDataSet()
void	updateChart(Trigger second) Called every second to update the graph data and repaint the graph.

Methods inherited from class java.lang.Object

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

Field Detail

FREE_MEMORY_LABEL

public static final String FREE_MEMORY_LABEL

The label for the Free Memory axis.

See Also:

Constant Field Values

Constructor Detail

SwingGrapher

public SwingGrapher()

Method Detail

getCatDataSet

@Produces
public org.jfree.data.category.DefaultCategoryDataset getCatDataSet()

Returns:

the dataset used by the graph.

updateChart

public void updateChart(@Observes
                        Trigger second)

Called every second to update the graph data and repaint the graph.

Parameters:

second - The observed event.

collectGarbage

public void collectGarbage(@Observes
                           Trigger minute)

Called every minute to request garbage collection.

Parameters:

second - The observed event.

clearGraphData

public void clearGraphData(@Observes
                           Trigger e)

Clear the graph every 2 minutes, at 20 seconds past the minute.

Parameters:

e - The event observed.