Package org.openrefine.browsing.util

Class ExpressionBasedRowEvaluable

java.lang.Object

org.openrefine.browsing.util.ExpressionBasedRowEvaluable

All Implemented Interfaces:

Serializable, RowEvaluable

public class ExpressionBasedRowEvaluable
extends Object
implements RowEvaluable

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected int	_cellIndex
protected ColumnModel	_columnModel
protected String	_columnName
protected Evaluable	_eval
protected Map<String,OverlayModel>	_overlayModels
protected long	_projectId

Constructor Summary

Constructors

Constructor	Description
ExpressionBasedRowEvaluable(String columnName, int cellIndex, Evaluable eval, ColumnModel columnModel, Map<String,OverlayModel> overlayModels, long projectId)

Method Summary

Modifier and Type	Method	Description
Object	eval(long rowIndex, Row row, Record record, Properties bindings)	Evaluate on a given row.

Methods inherited from class java.lang.Object

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

Field Detail

_columnName

protected final String _columnName

_cellIndex

protected final int _cellIndex

_eval

protected final Evaluable _eval

_columnModel

protected final ColumnModel _columnModel

_overlayModels

protected final Map<String,OverlayModel> _overlayModels

_projectId

protected final long _projectId

Constructor Detail

ExpressionBasedRowEvaluable

public ExpressionBasedRowEvaluable(String columnName,
                                   int cellIndex,
                                   Evaluable eval,
                                   ColumnModel columnModel,
                                   Map<String,OverlayModel> overlayModels,
                                   long projectId)

Method Detail

eval

public Object eval(long rowIndex,
                   Row row,
                   Record record,
                   Properties bindings)

Description copied from interface: RowEvaluable

Evaluate on a given row.

Specified by:

eval in interface RowEvaluable

Parameters:

rowIndex - the index of the row in the grid

row - the row itself

record - the enclosing record, if available (in records mode)

bindings - the map where the evaluation context is stored