Package app.babylon.table.transform

Class TransformExtract

java.lang.Object

app.babylon.table.transform.TransformExtract

All Implemented Interfaces:

Transform

public class TransformExtract
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
protected final ColumnName	existingColumnName
static final String	FUNCTION_NAME
protected final ColumnName	newColumnName

Method Summary

Modifier and Type	Method	Description
final void	apply(Map<ColumnName,Column> columnsByName)
ColumnName	effectiveNewColumnName()
ColumnName	existingColumnName()
protected Column[]	getColumns(Map<ColumnName,Column> columnsByName, Collection<ColumnName> x)
String	getName()
ColumnName	newColumnName()
static TransformExtract	of(ColumnName extractColumnName, ColumnName newColumnName, Pattern pattern)
static TransformExtract	of(ColumnName extractColumnName, Pattern pattern)
static TransformExtract	of(String... params)
Pattern	pattern()
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)
protected String	transformString(String s)

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

apply

Field Details

FUNCTION_NAME

public static final String FUNCTION_NAME

See Also:

• Constant Field Values

existingColumnName

protected final ColumnName existingColumnName

newColumnName

protected final ColumnName newColumnName

Method Details

of

public static TransformExtract of(ColumnName extractColumnName,
 Pattern pattern)

of

public static TransformExtract of(ColumnName extractColumnName,
 ColumnName newColumnName,
 Pattern pattern)

of

public static TransformExtract of(String... params)

pattern

public Pattern pattern()

transformString

protected String transformString(String s)

existingColumnName

public ColumnName existingColumnName()

newColumnName

public ColumnName newColumnName()

effectiveNewColumnName

public ColumnName effectiveNewColumnName()

apply

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

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)