Rio Project 4.2 API Documentation

org.rioproject.watch
Class DefaultCalculableView

java.lang.Object
  org.rioproject.watch.DefaultCalculableView

All Implemented Interfaces:

CalculableViewable

Direct Known Subclasses:

CalculableCPUView, CalculableDiskSpaceView, CalculableMemoryPoolView, CalculableMemoryView, CalculableSystemMemoryView, CounterCalculableView, ResponseTimeCalculableView, ThresholdCalculableView

public class DefaultCalculableView
extends Object
implements CalculableViewable

Default attributes for viewing a collection of Calculables

Nested Class Summary

Nested classes/interfaces inherited from interface org.rioproject.watch.CalculableViewable

CalculableViewable.PlottedCalculable

Field Summary

protected Accumulator	accum
protected static Color	avgColor
protected static int	BOTTOM_AXIS_MARGIN
protected static int	BOTTOM_GRAPH_MARGIN
protected double	bottomLineValue
protected CalculableDisplayAttributes	calcDisplayAttrs
protected int	currentSize
protected Calculable[]	data
protected static CalculableDisplayAttributes	defaultDisplayAttributes
static Font	defaultFont
static DecimalFormat	defaultFormater
protected static Color	devColor
protected double	drawHeight
protected double	drawWidth
protected double	highThreshold
protected static int	HORIZONTAL__MIN_GRID_WIDTH
protected static int	LEFT_AXIS_MARGIN
protected static int	LEFT_GRAPH_MARGIN
protected double	lowThreshold
protected double	max
protected double	maxY
protected double	mean
protected double	min
protected double	minY
protected double	nbrHGrids
protected double	rangeSize
protected static int	RIGHT_AXIS_MARGIN
protected static int	RIGHT_GRAPH_MARGIN
protected double	startValue
protected double	stdDev
protected double	stopValue
protected String	title
protected Font	titleFont
protected static int	TOP_AXIS_MARGIN
protected static int	TOP_GRAPH_MARGIN
protected double	topLineValue
protected static int	TOTAL_H_GRAPH_MARGIN
protected static int	TOTAL_V_GRAPH_MARGIN
protected double	valuesRange
protected static int	VERTICAL__MIN_GRID_HEIGHT
protected static int	VERTICAL_GRAPH_OFFSET
protected double	vStep
protected double	vStepMultiplier
protected WatchDataSource	watchDataSource
protected NumberFormat	xFormat
protected String	xLegend
protected Font	xLegendFont
protected double	xScale
protected NumberFormat	yFormat
protected String	yLegend
protected Font	yLegendFont
protected double	yScale

Constructor Summary

DefaultCalculableView()
Creates new DefaultCalculableView

DefaultCalculableView(CalculableDisplayAttributes calcDisplayAttrs)
Creates new DefaultCalculableView

Method Summary

protected double	getBottomLineValue()
CalculableViewable.PlottedCalculable	getCalcForPoint(Point point) Get the Calculable value for a corresponding point
protected int	getLength()
protected double	getTopLineValue()
protected void	initValues() Initialize the graph values from the WatchDataSource
void	paint(Graphics g, Dimension size) Paints the view to the graphics context
protected void	resetValues() Reset the graph values to default values
void	setCalculableDisplayAttributes(CalculableDisplayAttributes calcDisplayAttrs) Sets the Calculable Display Attributes used to format the graph
void	setWatchDataSource(WatchDataSource watchDataSource) Sets the watch data source for this view

Methods inherited from class java.lang.Object

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

Field Detail

TOP_AXIS_MARGIN

protected static final int TOP_AXIS_MARGIN

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Constant Field Values

BOTTOM_AXIS_MARGIN

protected static final int BOTTOM_AXIS_MARGIN

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Constant Field Values

LEFT_AXIS_MARGIN

protected static final int LEFT_AXIS_MARGIN

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Constant Field Values

RIGHT_AXIS_MARGIN

protected static final int RIGHT_AXIS_MARGIN

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Constant Field Values

TOP_GRAPH_MARGIN

protected static final int TOP_GRAPH_MARGIN

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Constant Field Values

BOTTOM_GRAPH_MARGIN

protected static final int BOTTOM_GRAPH_MARGIN

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Constant Field Values

LEFT_GRAPH_MARGIN

protected static final int LEFT_GRAPH_MARGIN

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Constant Field Values

RIGHT_GRAPH_MARGIN

protected static final int RIGHT_GRAPH_MARGIN

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Constant Field Values

VERTICAL_GRAPH_OFFSET

protected static final int VERTICAL_GRAPH_OFFSET

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Constant Field Values

TOTAL_H_GRAPH_MARGIN

protected static final int TOTAL_H_GRAPH_MARGIN

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Constant Field Values

TOTAL_V_GRAPH_MARGIN

protected static final int TOTAL_V_GRAPH_MARGIN

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Constant Field Values

VERTICAL__MIN_GRID_HEIGHT

protected static final int VERTICAL__MIN_GRID_HEIGHT

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Constant Field Values

HORIZONTAL__MIN_GRID_WIDTH

protected static final int HORIZONTAL__MIN_GRID_WIDTH

See Also:

Constant Field Values

devColor

protected static final Color devColor

avgColor

protected static final Color avgColor

defaultFormater

public static final DecimalFormat defaultFormater

defaultFont

public static final Font defaultFont

defaultDisplayAttributes

protected static final CalculableDisplayAttributes defaultDisplayAttributes

watchDataSource

protected WatchDataSource watchDataSource

accum

protected Accumulator accum

data

protected Calculable[] data

highThreshold

protected double highThreshold

lowThreshold

protected double lowThreshold

startValue

protected double startValue

stopValue

protected double stopValue

min

protected double min

max

protected double max

mean

protected double mean

stdDev

protected double stdDev

yLegend

protected String yLegend

yLegendFont

protected Font yLegendFont

yScale

protected double yScale

yFormat

protected NumberFormat yFormat

xLegend

protected String xLegend

xLegendFont

protected Font xLegendFont

xScale

protected double xScale

xFormat

protected NumberFormat xFormat

title

protected String title

titleFont

protected Font titleFont

calcDisplayAttrs

protected CalculableDisplayAttributes calcDisplayAttrs

currentSize

protected int currentSize

drawWidth

protected double drawWidth

rangeSize

protected double rangeSize

drawHeight

protected double drawHeight

topLineValue

protected double topLineValue

bottomLineValue

protected double bottomLineValue

valuesRange

protected double valuesRange

vStep

protected double vStep

vStepMultiplier

protected double vStepMultiplier

nbrHGrids

protected double nbrHGrids

maxY

protected double maxY

minY

protected double minY

Constructor Detail

DefaultCalculableView

public DefaultCalculableView()

Creates new DefaultCalculableView

DefaultCalculableView

public DefaultCalculableView(CalculableDisplayAttributes calcDisplayAttrs)

Creates new DefaultCalculableView

Parameters:

calcDisplayAttrs - The Calculable Display Attributes used to format the graph

Method Detail

setCalculableDisplayAttributes

public void setCalculableDisplayAttributes(CalculableDisplayAttributes calcDisplayAttrs)

Sets the Calculable Display Attributes used to format the graph

Parameters:

calcDisplayAttrs - The Calculable Display Attributes used to format the graph

setWatchDataSource

public void setWatchDataSource(WatchDataSource watchDataSource)

Sets the watch data source for this view

Specified by:

setWatchDataSource in interface CalculableViewable

Parameters:

watchDataSource - The WatchDataSource

resetValues

protected void resetValues()

Reset the graph values to default values

initValues

protected void initValues()

Initialize the graph values from the WatchDataSource

paint

public void paint(Graphics g,
                  Dimension size)

Paints the view to the graphics context

Specified by:

paint in interface CalculableViewable

Parameters:

g - The Graphics context

size - The Dimension to paint

getCalcForPoint

public CalculableViewable.PlottedCalculable getCalcForPoint(Point point)

Description copied from interface: CalculableViewable

Get the Calculable value for a corresponding point

Specified by:

getCalcForPoint in interface CalculableViewable

Parameters:

point - The point

Returns:

If the plotted Calculable point's X value is equal to the input point's X value return the PlottedCalculable. Otherwise return null

getLength

protected int getLength()

Returns:

Get the length property

getTopLineValue

protected double getTopLineValue()

Returns:

The value for the top Y axis

getBottomLineValue

protected double getBottomLineValue()

Returns:

The value for the bottom Y axis