Package org.jfree.data.xy

Class XYSeriesCollection

java.lang.Object
org.jfree.data.general.AbstractDataset
org.jfree.data.general.AbstractSeriesDataset
org.jfree.data.xy.AbstractXYDataset
org.jfree.data.xy.AbstractIntervalXYDataset
org.jfree.data.xy.XYSeriesCollection
All Implemented Interfaces:
VetoableChangeListener, ObjectInputValidation, Serializable, Cloneable, EventListener, PublicCloneable, DomainInfo, Dataset, SeriesChangeListener, SeriesDataset, RangeInfo, IntervalXYDataset, XYDataset
public class XYSeriesCollection extends AbstractIntervalXYDataset implements IntervalXYDataset, DomainInfo, RangeInfo, VetoableChangeListener, PublicCloneable, Serializable
Represents a collection of XYSeries objects that can be used as a dataset.
See Also:

  • Constructor Details

    • XYSeriesCollection

      public XYSeriesCollection()
      Constructs an empty dataset.

    • XYSeriesCollection

      public XYSeriesCollection(XYSeries series)
      Constructs a dataset and populates it with a single series.
      Parameters:
      series - the series (null ignored).

  • Method Details

    • getDomainOrder

      public DomainOrder getDomainOrder()
      Returns the order of the domain (X) values, if this is known.
      Specified by:
      getDomainOrder in interface XYDataset
      Overrides:
      getDomainOrder in class AbstractXYDataset
      Returns:
      The domain order.

    • addSeries

      public void addSeries(XYSeries series)
      Adds a series to the collection and sends a DatasetChangeEvent to all registered listeners.
      Parameters:
      series - the series (null not permitted).
      Throws:
      IllegalArgumentException - if the key for the series is null or not unique within the dataset.

    • removeSeries

      public void removeSeries(int series)
      Removes a series from the collection and sends a DatasetChangeEvent to all registered listeners.
      Parameters:
      series - the series index (zero-based).

    • removeSeries

      public void removeSeries(XYSeries series)
      Removes a series from the collection and sends a DatasetChangeEvent to all registered listeners.
      Parameters:
      series - the series (null not permitted).

    • removeAllSeries

      public void removeAllSeries()
      Removes all the series from the collection and sends a DatasetChangeEvent to all registered listeners.

    • getSeriesCount

      public int getSeriesCount()
      Returns the number of series in the collection.
      Specified by:
      getSeriesCount in interface SeriesDataset
      Specified by:
      getSeriesCount in class AbstractSeriesDataset
      Returns:
      The series count.

    • getSeries

      public List getSeries()
      Returns a list of all the series in the collection.
      Returns:
      The list (which is unmodifiable).

    • indexOf

      public int indexOf(XYSeries series)
      Returns the index of the specified series, or -1 if that series is not present in the dataset.
      Parameters:
      series - the series (null not permitted).
      Returns:
      The series index.

    • getSeries

      public XYSeries getSeries(int series)
      Returns a series from the collection.
      Parameters:
      series - the series index (zero-based).
      Returns:
      The series.
      Throws:
      IllegalArgumentException - if series is not in the range 0 to getSeriesCount() - 1.

    • getSeries

      public XYSeries getSeries(Comparable key)
      Returns a series from the collection.
      Parameters:
      key - the key (null not permitted).
      Returns:
      The series with the specified key.
      Throws:
      UnknownKeyException - if key is not found in the collection.

    • getSeriesKey

      public Comparable getSeriesKey(int series)
      Returns the key for a series.
      Specified by:
      getSeriesKey in interface SeriesDataset
      Specified by:
      getSeriesKey in class AbstractSeriesDataset
      Parameters:
      series - the series index (in the range 0 to getSeriesCount() - 1).
      Returns:
      The key for a series.
      Throws:
      IllegalArgumentException - if series is not in the specified range.

    • getSeriesIndex

      public int getSeriesIndex(Comparable key)
      Returns the index of the series with the specified key, or -1 if no series has that key.
      Parameters:
      key - the key (null not permitted).
      Returns:
      The index.

    • getItemCount

      public int getItemCount(int series)
      Returns the number of items in the specified series.
      Specified by:
      getItemCount in interface XYDataset
      Parameters:
      series - the series (zero-based index).
      Returns:
      The item count.
      Throws:
      IllegalArgumentException - if series is not in the range 0 to getSeriesCount() - 1.

    • getX

      public Number getX(int series, int item)
      Returns the x-value for the specified series and item.
      Specified by:
      getX in interface XYDataset
      Parameters:
      series - the series (zero-based index).
      item - the item (zero-based index).
      Returns:
      The value.

    • getStartX

      public Number getStartX(int series, int item)
      Returns the starting X value for the specified series and item.
      Specified by:
      getStartX in interface IntervalXYDataset
      Parameters:
      series - the series (zero-based index).
      item - the item (zero-based index).
      Returns:
      The starting X value.

    • getEndX

      public Number getEndX(int series, int item)
      Returns the ending X value for the specified series and item.
      Specified by:
      getEndX in interface IntervalXYDataset
      Parameters:
      series - the series (zero-based index).
      item - the item (zero-based index).
      Returns:
      The ending X value.

    • getY

      public Number getY(int series, int index)
      Returns the y-value for the specified series and item.
      Specified by:
      getY in interface XYDataset
      Parameters:
      series - the series (zero-based index).
      index - the index of the item of interest (zero-based).
      Returns:
      The value (possibly null).

    • getStartY

      public Number getStartY(int series, int item)
      Returns the starting Y value for the specified series and item.
      Specified by:
      getStartY in interface IntervalXYDataset
      Parameters:
      series - the series (zero-based index).
      item - the item (zero-based index).
      Returns:
      The starting Y value.

    • getEndY

      public Number getEndY(int series, int item)
      Returns the ending Y value for the specified series and item.
      Specified by:
      getEndY in interface IntervalXYDataset
      Parameters:
      series - the series (zero-based index).
      item - the item (zero-based index).
      Returns:
      The ending Y value.

    • equals

      public boolean equals(Object obj)
      Tests this collection for equality with an arbitrary object.
      Overrides:
      equals in class AbstractDataset
      Parameters:
      obj - the object (null permitted).
      Returns:
      A boolean.

    • clone

      public Object clone() throws CloneNotSupportedException
      Returns a clone of this instance.
      Specified by:
      clone in interface PublicCloneable
      Overrides:
      clone in class AbstractDataset
      Returns:
      A clone.
      Throws:
      CloneNotSupportedException - if there is a problem.

    • hashCode

      public int hashCode()
      Returns a hash code.
      Overrides:
      hashCode in class AbstractDataset
      Returns:
      A hash code.

    • getDomainLowerBound

      public double getDomainLowerBound(boolean includeInterval)
      Returns the minimum x-value in the dataset.
      Specified by:
      getDomainLowerBound in interface DomainInfo
      Parameters:
      includeInterval - a flag that determines whether the x-interval is taken into account.
      Returns:
      The minimum value.

    • getDomainUpperBound

      public double getDomainUpperBound(boolean includeInterval)
      Returns the maximum x-value in the dataset.
      Specified by:
      getDomainUpperBound in interface DomainInfo
      Parameters:
      includeInterval - a flag that determines whether the x-interval is taken into account.
      Returns:
      The maximum value.

    • getDomainBounds

      public Range getDomainBounds(boolean includeInterval)
      Returns the range of the values in this dataset's domain.
      Specified by:
      getDomainBounds in interface DomainInfo
      Parameters:
      includeInterval - a flag that determines whether the x-interval is taken into account.
      Returns:
      The range (or null if the dataset contains no values).

    • getIntervalWidth

      public double getIntervalWidth()
      Returns the interval width. This is used to calculate the start and end x-values, if/when the dataset is used as an IntervalXYDataset.
      Returns:
      The interval width.

    • setIntervalWidth

      public void setIntervalWidth(double width)
      Sets the interval width and sends a DatasetChangeEvent to all registered listeners.
      Parameters:
      width - the width (negative values not permitted).

    • getIntervalPositionFactor

      public double getIntervalPositionFactor()
      Returns the interval position factor.
      Returns:
      The interval position factor.

    • setIntervalPositionFactor

      public void setIntervalPositionFactor(double factor)
      Sets the interval position factor. This controls where the x-value is in relation to the interval surrounding the x-value (0.0 means the x-value will be positioned at the start, 0.5 in the middle, and 1.0 at the end).
      Parameters:
      factor - the factor.

    • isAutoWidth

      public boolean isAutoWidth()
      Returns whether the interval width is automatically calculated or not.
      Returns:
      Whether the width is automatically calculated or not.

    • setAutoWidth

      public void setAutoWidth(boolean b)
      Sets the flag that indicates whether the interval width is automatically calculated or not.
      Parameters:
      b - a boolean.

    • getRangeBounds

      public Range getRangeBounds(boolean includeInterval)
      Returns the range of the values in this dataset's range.
      Specified by:
      getRangeBounds in interface RangeInfo
      Parameters:
      includeInterval - ignored.
      Returns:
      The range (or null if the dataset contains no values).

    • getRangeLowerBound

      public double getRangeLowerBound(boolean includeInterval)
      Returns the minimum y-value in the dataset.
      Specified by:
      getRangeLowerBound in interface RangeInfo
      Parameters:
      includeInterval - a flag that determines whether the y-interval is taken into account.
      Returns:
      The minimum value.

    • getRangeUpperBound

      public double getRangeUpperBound(boolean includeInterval)
      Returns the maximum y-value in the dataset.
      Specified by:
      getRangeUpperBound in interface RangeInfo
      Parameters:
      includeInterval - a flag that determines whether the y-interval is taken into account.
      Returns:
      The maximum value.

    • vetoableChange

      public void vetoableChange(PropertyChangeEvent e) throws PropertyVetoException
      Receives notification that the key for one of the series in the collection has changed, and vetos it if the key is already present in the collection.
      Specified by:
      vetoableChange in interface VetoableChangeListener
      Parameters:
      e - the event.
      Throws:
      PropertyVetoException - if the series name is already present in the collection.