org.knime.core.data.container
Class SingleCellFactory

java.lang.Object
  extended by org.knime.core.data.container.AbstractCellFactory
      extended by org.knime.core.data.container.SingleCellFactory
All Implemented Interfaces:
CellFactory
Direct Known Subclasses:
BitVectorCellFactory

public abstract class SingleCellFactory
extends AbstractCellFactory

Convenience implementation of a cell factory with one new column.

Author:
Bernd Wiswedel, University of Konstanz

Constructor Summary
SingleCellFactory(DataColumnSpec newColSpec)
          Create new cell factory that provides one column given by newColSpec.
 
Method Summary
abstract  DataCell getCell(DataRow row)
          Called from getCells.
 DataCell[] getCells(DataRow row)
          Get the new cells for a given row.
 
Methods inherited from class org.knime.core.data.container.AbstractCellFactory
getColumnSpecs, setProgress
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

SingleCellFactory

public SingleCellFactory(DataColumnSpec newColSpec)
Create new cell factory that provides one column given by newColSpec.

Parameters:
newColSpec - The spec of the new column.
Method Detail

getCells

public DataCell[] getCells(DataRow row)
Get the new cells for a given row. These cells are incorporated into the existing row. The way it is done is defined through the ColumnRearranger using this object.

Parameters:
row - The row of interest.
Returns:
The new cells to that row.

getCell

public abstract DataCell getCell(DataRow row)
Called from getCells. Return the single cell to be returned.

Parameters:
row - The reference row.
Returns:
The new cell.


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