org.jfree.data

Interface Values2D

public interface Values2D

A general purpose interface that can be used to access a table of values.
Method Summary
intgetColumnCount()
Returns the number of columns in the table.
intgetRowCount()
Returns the number of rows in the table.
NumbergetValue(int row, int column)
Returns a value from the table.

Method Detail

getColumnCount

public int getColumnCount()
Returns the number of columns in the table.

Returns: The column count.

getRowCount

public int getRowCount()
Returns the number of rows in the table.

Returns: The row count.

getValue

public 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).

Throws: IndexOutOfBoundsException if the row or column is out of bounds.