Package org.apache.poi.ss.usermodel.charts

Interface ChartDataSource<T>

  • Type Parameters:
    T - type of points the data source contents
    @Deprecated
@Removal(version="4.2")
public interface ChartDataSource<T>
    Deprecated.
    use XDDFDataSource instead
    Represents data model of the charts.

    • Method Detail

      • getPointCount

        int getPointCount()
        Deprecated.
        Return number of points contained by data source.
        Returns:
        number of points contained by data source

      • getPointAt

        T getPointAt​(int index)
        Deprecated.
        Returns point value at specified index.
        Parameters:
        index - index to value from
        Returns:
        point value at specified index.

      • isReference

        boolean isReference()
        Deprecated.
        Returns true if charts data source is valid cell range.
        Returns:
        true if charts data source is valid cell range

      • isNumeric

        boolean isNumeric()
        Deprecated.
        Returns true if data source points should be treated as numbers.
        Returns:
        true if data source points should be treated as numbers

      • getFormulaString

        String getFormulaString()
        Deprecated.
        Returns formula representation of the data source. It is only applicable for data source that is valid cell range.
        Returns:
        formula representation of the data source