Package com.google.refine.operations.cell

Class BlankDownOperation

java.lang.Object

com.google.refine.model.AbstractOperation

com.google.refine.operations.EngineDependentOperation

com.google.refine.operations.EngineDependentMassCellOperation

com.google.refine.operations.cell.BlankDownOperation

public class BlankDownOperation
extends EngineDependentMassCellOperation

Field Summary

Fields inherited from class com.google.refine.operations.EngineDependentMassCellOperation

_columnName, _updateRowContextDependencies

Fields inherited from class com.google.refine.operations.EngineDependentOperation

_engineConfig

Constructor Summary

Constructors

Constructor	Description
BlankDownOperation(EngineConfig engineConfig, String columnName)

Method Summary

Modifier and Type	Method	Description
protected String	createDescription(Column column, List<CellChange> cellChanges)
protected RowVisitor	createRowVisitor(Project project, List<CellChange> cellChanges, long historyEntryID)
protected String	getBriefDescription(Project project)

Methods inherited from class com.google.refine.operations.EngineDependentMassCellOperation

createChange, createHistoryEntry, getColumnName

Methods inherited from class com.google.refine.operations.EngineDependentOperation

createEngine, getEngineConfig

Methods inherited from class com.google.refine.model.AbstractOperation

createProcess, getJsonDescription, getOperationId

Methods inherited from class java.lang.Object

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

Constructor Details

BlankDownOperation

public BlankDownOperation(EngineConfig engineConfig,
 String columnName)

Method Details

getBriefDescription

protected String getBriefDescription(Project project)

Overrides:

getBriefDescription in class AbstractOperation

createDescription

protected String createDescription(Column column,
 List<CellChange> cellChanges)

Specified by:

createDescription in class EngineDependentMassCellOperation

createRowVisitor

protected RowVisitor createRowVisitor(Project project,
 List<CellChange> cellChanges,
 long historyEntryID)
                               throws Exception

Specified by:

createRowVisitor in class EngineDependentMassCellOperation

Throws:

Exception