uk.ac.ed.epcc.webapp.charts

Class PeriodChart<P extends PeriodPlot>

java.lang.Object

uk.ac.ed.epcc.webapp.AbstractContexed

uk.ac.ed.epcc.webapp.charts.Chart

uk.ac.ed.epcc.webapp.charts.PeriodChart<P>

Type Parameters:

P - Type of Plot

All Implemented Interfaces:

Contexed

Direct Known Subclasses:

BarTimeChart, SetPeriodChart, TimeChart

public abstract class PeriodChart<P extends PeriodPlot>
extends Chart

PeriodChart is a Chart where the data represents a plot over some period of time. Various PlotStrategies are provided to map the data onto time periods.

See Also:

PieTimeChart

Field Summary

Fields inherited from class uk.ac.ed.epcc.webapp.AbstractContexed

conn

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	PeriodChart(AppContext c)
protected	PeriodChart(AppContext c, TimePeriod p)

Method Summary

Modifier and Type	Method and Description
protected <D> void	addData(P ds, SetRangeMapper<D> t, D object) Basic method for mapping an object into a Plot Keep this as a method on Chart not Plot as this prevents us needing to subclass Plot for Pie and Time Charts
<D> void	addDataArray(P ds, SetRangeMapper<D> t, D[] o) add data from a set of objects using strategy transform
<D> void	addDataIterator(P ds, SetRangeMapper<D> t, java.util.Iterator<D> i) Add data from an Iterator over objects using a strategy transform.
<F> boolean	addMapData(P ps, QueryMapper<F> t, F fac) Populate chart using a QueryMapper and a factory
PeriodChartData<P>	getChartData()
java.util.Date	getEndDate()
TimePeriod	getPeriod()
java.util.Date	getStartDate()
abstract Table	getTable() Generate a table representing the Chart

Methods inherited from class uk.ac.ed.epcc.webapp.charts.Chart

getLegendName, makeDataset, setChartData, setLegendName, sortSets, sortSets, sortSets

Methods inherited from class uk.ac.ed.epcc.webapp.AbstractContexed

getContext, getLogger, resetLogger

Methods inherited from class java.lang.Object

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

Constructor Detail

PeriodChart

protected PeriodChart(AppContext c)

PeriodChart

protected PeriodChart(AppContext c,
                      TimePeriod p)

Method Detail

addData

protected final <D> void addData(P ds,
                                 SetRangeMapper<D> t,
                                 D object)
                          throws java.lang.Exception

Basic method for mapping an object into a Plot Keep this as a method on Chart not Plot as this prevents us needing to subclass Plot for Pie and Time Charts

Parameters:

ds -

t -

object -

Throws:

InvalidTransformException

java.lang.Exception

addMapData

public final <F> boolean addMapData(P ps,
                                    QueryMapper<F> t,
                                    F fac)
                             throws InvalidTransformException

Populate chart using a QueryMapper and a factory

Type Parameters:

F - type of factory

Parameters:

ps - Plot to add data to

t - QueryMapper to use

fac - Factory to query

Returns:

true if data added

Throws:

InvalidTransformException

addDataIterator

public final <D> void addDataIterator(P ds,
                                      SetRangeMapper<D> t,
                                      java.util.Iterator<D> i)
                               throws java.lang.Exception

Add data from an Iterator over objects using a strategy transform.

Type Parameters:

D - type of object being added

Parameters:

ds -

t -

i -

Throws:

java.lang.Exception

addDataArray

public final <D> void addDataArray(P ds,
                                   SetRangeMapper<D> t,
                                   D[] o)
                            throws java.lang.Exception

add data from a set of objects using strategy transform

Type Parameters:

D - type of object being added

Parameters:

ds -

t -

o -

Throws:

java.lang.Exception

getChartData

public PeriodChartData<P> getChartData()

Overrides:

getChartData in class Chart

getPeriod

public final TimePeriod getPeriod()

getStartDate

public java.util.Date getStartDate()

getEndDate

public java.util.Date getEndDate()

getTable

public abstract Table getTable()

Generate a table representing the Chart

Returns:

a Table