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:

java.lang.Cloneable, Dataset, java.util.EventListener, java.io.ObjectInputValidation, java.io.Serializable, SeriesChangeListener, SeriesDataset, XYDataset

Direct Known Subclasses:

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

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

AbstractXYDataset()

Method Summary

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, clone, fireDatasetChanged, getGroup, hasListener, notifyListeners, removeChangeListener, setGroup, validateObject

Methods inherited from class java.lang.Object

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

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

getItemCount, getX, getY

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

getSeriesCount, getSeriesKey, indexOf

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

addChangeListener, getGroup, removeChangeListener, setGroup

Constructor Detail

AbstractXYDataset

public AbstractXYDataset()

Method Detail

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.