com.rapidminer.example.table
Class SparseMapDataRow

java.lang.Object
  com.rapidminer.example.table.DataRow
      com.rapidminer.example.table.SparseMapDataRow

All Implemented Interfaces:

java.io.Serializable

public class SparseMapDataRow
extends DataRow

Implementation of DataRow that is backed by a HashMap. Usually using the DoubleSparseArrayDataRow should be more efficient.

Author:

Ingo Mierswa Exp $

See Also:

Serialized Form

Constructor Summary

SparseMapDataRow()

Method Summary

protected void	ensureNumberOfColumns(int numberOfColumns) Does nothing.
protected double	get(int index, double defaultValue) Returns the desired data for the given index.
protected void	set(int index, double value, double defaultValue) Sets the given data for the given index.
java.lang.String	toString() Returns a string representation of the data row.
void	trim() Does nothing.

Methods inherited from class com.rapidminer.example.table.DataRow

get, set

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

SparseMapDataRow

public SparseMapDataRow()

Method Detail

get

protected double get(int index,
                     double defaultValue)

Returns the desired data for the given index.

Specified by:

get in class DataRow

set

protected void set(int index,
                   double value,
                   double defaultValue)

Sets the given data for the given index.

Specified by:

set in class DataRow

ensureNumberOfColumns

protected void ensureNumberOfColumns(int numberOfColumns)

Does nothing.

Specified by:

ensureNumberOfColumns in class DataRow

trim

public void trim()

Does nothing.

Specified by:

trim in class DataRow

toString

public java.lang.String toString()

Returns a string representation of the data row.

Specified by:

toString in class DataRow