com.rapidminer.example.table
Class ByteArrayDataRow

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

All Implemented Interfaces:

java.io.Serializable

public class ByteArrayDataRow
extends DataRow

Implementation of DataRow that is backed by a byte array. Please note that using this data row is quite efficient but only supports 256 different values (integers between -127 and 128 or 256 different nominal values for each column).

Author:

Ingo Mierswa

See Also:

Serialized Form

Constructor Summary

ByteArrayDataRow(byte[] data)
Creates a new data row backed by an primitive array.

Method Summary

protected void	ensureNumberOfColumns(int numberOfColumns) Creates a new array of the given size if necessary and copies the data into the new array.
protected double	get(int index, double defaultValue) Returns the value for the desired index.
int	getType() This returns the type of this particular DataRow implementation according to the list in the DataRowFactory.
protected void	set(int index, double value, double defaultValue) Sets the value 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

ByteArrayDataRow

public ByteArrayDataRow(byte[] data)

Creates a new data row backed by an primitive array.

Method Detail

get

protected double get(int index,
                     double defaultValue)

Returns the value for the desired index. This method should only be used by attributes.

Specified by:

get in class DataRow

set

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

Sets the value for the given index. This method should only be used by attributes.

Specified by:

set in class DataRow

ensureNumberOfColumns

protected void ensureNumberOfColumns(int numberOfColumns)

Creates a new array of the given size if necessary and copies the data into the new array.

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

getType

public int getType()

Description copied from class: DataRow

This returns the type of this particular DataRow implementation according to the list in the DataRowFactory.

Specified by:

getType in class DataRow