Package org.jfree.data.xy

Class AbstractXYDataset

java.lang.Object

org.jfree.data.general.AbstractDataset

org.jfree.data.general.AbstractSeriesDataset

org.jfree.data.xy.AbstractXYDataset

All Implemented Interfaces:

ObjectInputValidation, Serializable, Cloneable, EventListener, Dataset, SeriesChangeListener, SeriesDataset, XYDataset

Direct Known Subclasses:

AbstractIntervalXYDataset, AbstractXYZDataset, DefaultBoxAndWhiskerXYDataset, DefaultHighLowDataset, DefaultOHLCDataset, DefaultWindDataset, DefaultXYDataset, JDBCXYDataset, OHLCSeriesCollection, VectorSeriesCollection, XYTaskDataset

public abstract class AbstractXYDataset
extends AbstractSeriesDataset
implements XYDataset

An base class that you can use to create new implementations of the XYDataset interface.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
AbstractXYDataset()

Method Summary

Modifier and Type	Method	Description
DomainOrder	getDomainOrder()	Returns the order of the domain (X) values.
double	getXValue(int series, int item)	Returns the x-value (as a double primitive) for an item within a series.
double	getYValue(int series, int item)	Returns the y-value (as a double primitive) for an item within a series.

Methods inherited from class org.jfree.data.general.AbstractSeriesDataset

getSeriesCount, getSeriesKey, indexOf, seriesChanged

Methods inherited from class org.jfree.data.general.AbstractDataset

addChangeListener, canEqual, clone, equals, fireDatasetChanged, getGroup, getNotify, hashCode, hasListener, notifyListeners, removeChangeListener, setGroup, setNotify, validateObject

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.jfree.data.general.Dataset

addChangeListener, getGroup, removeChangeListener, setGroup

Methods inherited from interface org.jfree.data.general.SeriesDataset

getSeriesCount, getSeriesKey, indexOf

Methods inherited from interface org.jfree.data.xy.XYDataset

getItemCount, getX, getY

Constructor Details

AbstractXYDataset

public AbstractXYDataset()

Method Details

getDomainOrder

public DomainOrder getDomainOrder()

Returns the order of the domain (X) values.

Specified by:

getDomainOrder in interface XYDataset

Returns:

The domain order.

getXValue

public double getXValue(int series,
 int item)

Returns the x-value (as a double primitive) for an item within a series.

Specified by:

getXValue in interface XYDataset

Parameters:

series - the series index (zero-based).

item - the item index (zero-based).

Returns:

The value.

getYValue

public double getYValue(int series,
 int item)

Returns the y-value (as a double primitive) for an item within a series.

Specified by:

getYValue in interface XYDataset

Parameters:

series - the series index (zero-based).

item - the item index (zero-based).

Returns:

The value.