fact.plotter

Class BarPlotter

java.lang.Object

stream.AbstractProcessor

stream.ConditionedProcessor

stream.plotter.DataVisualizer

fact.plotter.BarPlotter

All Implemented Interfaces:

stream.Processor, stream.StatefulProcessor

public class BarPlotter
extends stream.plotter.DataVisualizer

This class can plot a bar graph with errorBars by calculating the mean and standarddeviation for a each key and event. The key has to refer to something which can be represented by a Double.

Author:

bruegge

Field Summary

Fields

Modifier and Type	Field and Description
boolean	drawErrors
boolean	keepOpen
String[]	keys
String	title

Fields inherited from class stream.plotter.DataVisualizer

height, width

Fields inherited from class stream.ConditionedProcessor

condition

Fields inherited from class stream.AbstractProcessor

context

Constructor Summary

Constructors

Constructor and Description
BarPlotter()

Method Summary

Modifier and Type	Method and Description
void	finish()
void	init(stream.ProcessContext ctx)
stream.Data	processMatchingData(stream.Data data)

Methods inherited from class stream.plotter.DataVisualizer

getHeight, getUpdateInterval, getWidth, setHeight, setUpdateInterval, setWidth

Methods inherited from class stream.ConditionedProcessor

getCondition, matches, process, setCondition

Methods inherited from class stream.AbstractProcessor

resetState

Methods inherited from class java.lang.Object

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

Field Detail

keepOpen

@Parameter(required=false,
           description="Flag indicates whether the window stays open after the process has finished",
           defaultValue="true")
public boolean keepOpen

drawErrors

@Parameter(required=false,
           description="Flag to toggle drawing of Errorbars in plot.")
public boolean drawErrors

keys

@Parameter(required=false,
           description="The attributes/features to be plotted")
public String[] keys

title

@Parameter(required=false,
           description="Title String of the plot",
           defaultValue="Default Title")
public String title

Constructor Detail

BarPlotter

public BarPlotter()

Method Detail

init

public void init(stream.ProcessContext ctx)
          throws Exception

Specified by:

init in interface stream.StatefulProcessor

Overrides:

init in class stream.AbstractProcessor

Throws:

Exception

processMatchingData

public stream.Data processMatchingData(stream.Data data)

Overrides:

processMatchingData in class stream.plotter.DataVisualizer

finish

public void finish()
            throws Exception

Specified by:

finish in interface stream.StatefulProcessor

Overrides:

finish in class stream.AbstractProcessor

Throws:

Exception