Package org.jfree.data

Interface Values2D

All Known Subinterfaces:
BoxAndWhiskerCategoryDataset, CategoryDataset, GanttCategoryDataset, IntervalCategoryDataset, KeyedValues2D, KeyedValues2DDataset, StatisticalCategoryDataset
All Known Implementing Classes:
BioStatisticalCategoryDataset, DefaultBoxAndWhiskerCategoryDataset, DefaultCategoryDataset, DefaultIntervalCategoryDataset, DefaultKeyedValues2D, DefaultKeyedValues2DDataset, DefaultStatisticalCategoryDataset, JDBCCategoryDataset, TaskSeriesCollection
public interface Values2D
A general purpose interface that can be used to access a table of values.

  • Method Summary

    Modifier and Type Method Description
    int getColumnCount()
    Returns the number of columns in the table.
    int getRowCount()
    Returns the number of rows in the table.
    Number getValue​(int row, int column)
    Returns a value from the table.

  • Method Details

    • getRowCount

      int getRowCount()
      Returns the number of rows in the table.
      Returns:
      the row count.

    • getColumnCount

      int getColumnCount()
      Returns the number of columns in the table.
      Returns:
      the column count.

    • getValue

      Number getValue​(int row, int column)
      Returns a value from the table.
      Parameters:
      row - the row index (zero-based).
      column - the column index (zero-based).
      Returns:
      the value (possibly null).