org.apache.spark.ml.util

Class MLWriter

Object

org.apache.spark.ml.util.MLWriter

public abstract class MLWriter
extends Object

:: Experimental ::

Abstract class for utility classes that can save ML instances.

Constructor Summary

Constructors

Constructor and Description
MLWriter()

Method Summary

Methods

Modifier and Type	Method and Description
MLWriter	context(SQLContext sqlContext) Sets the Spark SQLContext to use for saving/loading.
scala.Option<SparkSession>	optionSparkSession()
MLWriter	overwrite() Overwrites if the output path already exists.
void	save(String path) Saves the ML instances to the input path.
SparkContext	sc() Returns the underlying SparkContext.
MLWriter	session(SparkSession sparkSession) Sets the Spark Session to use for saving/loading.
SparkSession	sparkSession() Returns the user-specified Spark Session or the default.
SQLContext	sqlContext() Returns the user-specified SQL context or the default.

Methods inherited from class Object

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

Constructor Detail

MLWriter

public MLWriter()

Method Detail

save

public void save(String path)
          throws java.io.IOException

Saves the ML instances to the input path.

Parameters:

path - (undocumented)

Throws:

java.io.IOException

overwrite

public MLWriter overwrite()

Overwrites if the output path already exists.

Returns:

(undocumented)

session

public MLWriter session(SparkSession sparkSession)

Sets the Spark Session to use for saving/loading.

Parameters:

sparkSession - (undocumented)

Returns:

(undocumented)

context

public MLWriter context(SQLContext sqlContext)

Sets the Spark SQLContext to use for saving/loading.

Parameters:

sqlContext - (undocumented)

Returns:

(undocumented)

optionSparkSession

public scala.Option<SparkSession> optionSparkSession()

sparkSession

public SparkSession sparkSession()

Returns the user-specified Spark Session or the default.

Returns:

(undocumented)

sqlContext

public SQLContext sqlContext()

Returns the user-specified SQL context or the default.

Returns:

(undocumented)

sc

public SparkContext sc()

Returns the underlying SparkContext.