Package app.babylon.table.transform

Class TransformMetadataConstant

java.lang.Object

app.babylon.table.transform.TransformMetadataConstant

All Implemented Interfaces:

Transform

public class TransformMetadataConstant
extends Object

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)
void	apply(Map<ColumnName,Column> columnsByName)
protected Column[]	getColumns(Map<ColumnName,Column> columnsByName, ColumnName... x)
String	getName()
TransformMetadataConstant.Key	key()
ColumnName	newColumnName()
static TransformMetadataConstant	of(TransformMetadataConstant.Key key, ColumnName newColumnName)
protected void	putColumns(Map<ColumnName,Column> columnsByName, Column[] transformedColumns)
protected <T> Column[]	transformStringColumns(Column[] validColumns, ColumnName[] newColumnNames, Column.Type type, Function<CharSequence,T> transformFunction)
protected <T> Column[]	transformStringColumns(Map<ColumnName,Column> columnsByName, ColumnName[] selectedColumnNames, ColumnName[] newColumnNames, Column.Type type, Function<CharSequence,T> transformFunction)

Methods inherited from class java.lang.Object

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

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()

apply

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

apply

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

getName

public String getName()

Specified by:

getName in interface Transform

getColumns

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

transformStringColumns

protected <T> Column[] transformStringColumns(Map<ColumnName,Column> columnsByName,
 ColumnName[] selectedColumnNames,
 ColumnName[] newColumnNames,
 Column.Type type,
 Function<CharSequence,T> transformFunction)

transformStringColumns

protected <T> Column[] transformStringColumns(Column[] validColumns,
 ColumnName[] newColumnNames,
 Column.Type type,
 Function<CharSequence,T> transformFunction)

putColumns

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