com.linkedin.feathr.core.config.producer.derivations

Class SimpleDerivationConfig

java.lang.Object

com.linkedin.feathr.core.config.producer.derivations.SimpleDerivationConfig

All Implemented Interfaces:

ConfigObj, DerivationConfig, java.io.Serializable

public final class SimpleDerivationConfig
extends java.lang.Object
implements DerivationConfig

Represents a derived feature whose derivation can be expressed as a user-defined expression with type

See Also:

Serialized Form

Field Summary

Fields inherited from interface com.linkedin.feathr.core.config.producer.derivations.DerivationConfig

AGGREGATION, BASE, CLASS, DEFINITION, EXPANSION, FEATURE, INPUTS, JOIN, KEY, OUTPUT_KEY, SQL_DEFINITION, SQL_EXPR, TRANSFORMATION, TRANSFORMATION_CLASS, TYPE

Constructor Summary

Constructors

Constructor and Description
SimpleDerivationConfig(java.lang.String featureExpr) Deprecated. please use SimpleDerivationConfig(TypedExpr)
SimpleDerivationConfig(TypedExpr typedExpr) Constructor
SimpleDerivationConfig(TypedExpr typedExpr, FeatureTypeConfig featureTypeConfig) Constructor

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o)
java.lang.String	getFeatureExpr() Deprecated. please use getFeatureTypedExpr()
java.util.Optional<FeatureTypeConfig>	getFeatureTypeConfig()
TypedExpr	getFeatureTypedExpr()
int	hashCode()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

SimpleDerivationConfig

@Deprecated
public SimpleDerivationConfig(java.lang.String featureExpr)

Deprecated. please use SimpleDerivationConfig(TypedExpr)

Constructor

Parameters:

featureExpr - A user-defined MVEL expression

SimpleDerivationConfig

public SimpleDerivationConfig(TypedExpr typedExpr)

Constructor

Parameters:

typedExpr - A user-defined expression with type

SimpleDerivationConfig

public SimpleDerivationConfig(TypedExpr typedExpr,
                              FeatureTypeConfig featureTypeConfig)

Constructor

Parameters:

typedExpr - A user-defined expression with type

Method Detail

getFeatureExpr

@Deprecated
public java.lang.String getFeatureExpr()

Deprecated. please use getFeatureTypedExpr()

get the expression string

getFeatureTypedExpr

public TypedExpr getFeatureTypedExpr()

getFeatureTypeConfig

public java.util.Optional<FeatureTypeConfig> getFeatureTypeConfig()

Specified by:

getFeatureTypeConfig in interface DerivationConfig

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object