Package org.apache.spark.ml.param

Class StringArrayParam

Object

org.apache.spark.ml.param.Param<String[]>

org.apache.spark.ml.param.StringArrayParam

All Implemented Interfaces:

Serializable

public class StringArrayParam
extends Param<String[]>

Specialized version of Param[Array[String} for Java.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
StringArrayParam(Params parent, String name, String doc)
StringArrayParam(Params parent, String name, String doc, scala.Function1<String[],Object> isValid)

Method Summary

Modifier and Type	Method	Description
String[]	jsonDecode(String json)	Decodes a param value from JSON.
String	jsonEncode(String[] value)	Encodes a param value into JSON, which can be decoded by `jsonDecode()`.
ParamPair<String[]>	w(List<String> value)	Creates a param pair with a `java.util.List` of values (for Java and Python).

Methods inherited from class org.apache.spark.ml.param.Param

doc, equals, hashCode, isValid, name, paramValueClassTag, parent, toString, w

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Details

StringArrayParam

public StringArrayParam(Params parent,
 String name,
 String doc,
 scala.Function1<String[],Object> isValid)

StringArrayParam

public StringArrayParam(Params parent,
 String name,
 String doc)

Method Details

jsonDecode

public String[] jsonDecode(String json)

Description copied from class: Param

Decodes a param value from JSON.

Overrides:

jsonDecode in class Param<String[]>

jsonEncode

public String jsonEncode(String[] value)

Description copied from class: Param

Encodes a param value into JSON, which can be decoded by `jsonDecode()`.

Overrides:

jsonEncode in class Param<String[]>

w

public ParamPair<String[]> w(List<String> value)

Creates a param pair with a `java.util.List` of values (for Java and Python).