Class Dot

java.lang.Object

smile.data.formula.Dot

All Implemented Interfaces:

Serializable, Term

public class Dot
extends Object
implements Term

The special term "." means all columns not otherwise in the formula in the context of a data frame.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
Dot()	Constructor.

Method Summary

Modifier and Type	Method	Description
List<Feature>	bind(StructType schema)	Binds the term to a schema.
String	toString()
Set<String>	variables()	Returns the set of variables used in this term.

Methods inherited from class Object

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

Methods inherited from interface Term

expand

Constructor Details

Dot

public Dot()

Constructor.

Method Details

toString

public String toString()

Overrides:

toString in class Object

variables

public Set<String> variables()

Description copied from interface: Term

Returns the set of variables used in this term.

Specified by:

variables in interface Term

Returns:

the set of variables used in this term.

bind

public List<Feature> bind(StructType schema)

Description copied from interface: Term

Binds the term to a schema.

Specified by:

bind in interface Term

Parameters:

schema - the schema to bind the term with.

Returns:

the feature list.