Package app.babylon.table.transform

Class TransformMetadataConstant

java.lang.Object

app.babylon.table.transform.TransformMetadataConstant

All Implemented Interfaces:

Transform, TransformToColumn

public class TransformMetadataConstant
extends Object
implements TransformToColumn

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	TransformMetadataConstant.Key

Field Summary

Fields

Modifier and Type	Field	Description
static final String	FUNCTION_NAME

Constructor Summary

Constructors

Constructor	Description
TransformMetadataConstant(TransformMetadataConstant.Key key, ColumnName newColumnName)

Method Summary

Modifier and Type	Method	Description
void	apply(SourceMetadata metadata, Map<ColumnName,Column> columnsByName)
protected Column[]	getColumns(Map<ColumnName,Column> columnsByName, Collection<ColumnName> x)
String	getName()
TransformMetadataConstant.Key	key()
ColumnName	newColumnName()
static TransformMetadataConstant	of(TransformMetadataConstant.Key key, ColumnName newColumnName)
ColumnName	outputColumnName()
protected void	putColumns(Map<ColumnName,Column> columnsByName, Column[] transformedColumns)
protected int	rowCount(Map<ColumnName,Column> columnsByName)
protected int	rowCount(Map<ColumnName,Column> columnsByName, Collection<ColumnName> columnNames)
Collection<ColumnName>	sourceColumnNames()
Column	transform(Map<ColumnName,Column> columnsByName, int rowCount)

Methods inherited from class java.lang.Object

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

Methods inherited from interface app.babylon.table.transform.Transform

getName

Methods inherited from interface app.babylon.table.transform.TransformToColumn

apply, transform

Field Details

FUNCTION_NAME

public static final String FUNCTION_NAME

See Also:

• Constant Field Values

Constructor Details

TransformMetadataConstant

public TransformMetadataConstant(TransformMetadataConstant.Key key,
 ColumnName newColumnName)

Method Details

of

public static TransformMetadataConstant of(TransformMetadataConstant.Key key,
 ColumnName newColumnName)

key

public TransformMetadataConstant.Key key()

newColumnName

public ColumnName newColumnName()

outputColumnName

public ColumnName outputColumnName()

Specified by:

outputColumnName in interface TransformToColumn

sourceColumnNames

public Collection<ColumnName> sourceColumnNames()

Specified by:

sourceColumnNames in interface TransformToColumn

apply

public void apply(SourceMetadata metadata,
 Map<ColumnName,Column> columnsByName)

Specified by:

apply in interface Transform

transform

public Column transform(Map<ColumnName,Column> columnsByName,
 int rowCount)

Specified by:

transform in interface TransformToColumn

getName

public String getName()

Specified by:

getName in interface Transform

getColumns

protected Column[] getColumns(Map<ColumnName,Column> columnsByName,
 Collection<ColumnName> x)

putColumns

protected void putColumns(Map<ColumnName,Column> columnsByName,
 Column[] transformedColumns)

rowCount

protected int rowCount(Map<ColumnName,Column> columnsByName)

rowCount

protected int rowCount(Map<ColumnName,Column> columnsByName,
 Collection<ColumnName> columnNames)