org.jfree.data
Interface Values2D

All Known Subinterfaces:

CategoryDataset, IntervalCategoryDataset, KeyedValues2D, KeyedValues2DDataset, MultiIntervalCategoryDataset, StatisticalCategoryDataset

All Known Implementing Classes:

DefaultCategoryDataset, DefaultIntervalCategoryDataset, DefaultKeyedValues2D, DefaultKeyedValues2DDataset, DefaultStatisticalCategoryDataset, TaskSeriesCollection

public interface Values2D

A general purpose interface that can be used to access a table of values.

Author:

David Gilbert

Method Summary

int	getColumnCount() Returns the number of columns in the table.
int	getRowCount() Returns the number of rows in the table.
java.lang.Number	getValue(int row, int column) Returns a value from the table.

Method Detail

getRowCount

public int getRowCount()

Returns the number of rows in the table.

Returns:

the row count.

getColumnCount

public int getColumnCount()

Returns the number of columns in the table.

Returns:

the column count.

getValue

public java.lang.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).