Package stream.nebula.operators

Class JavaUdfOperator

java.lang.Object

stream.nebula.operators.Operator

stream.nebula.operators.JavaUdfOperator

Direct Known Subclasses:

FlatMapUdfOperator, MapUdfOperator

public abstract class JavaUdfOperator
extends Operator

This is a base class for Operators which use a Java UDF function, e.g., Query.map(MapFunction) and Query.flatMap(FlatMapFunction).

Field Summary

Fields inherited from class stream.nebula.operators.Operator

childOperator

Constructor Summary

Constructors

Constructor	Description
JavaUdfOperator(Operator childOperator, java.lang.String assignedField, JavaUdfFunction<?,?> javaUdfFunction)

Method Summary

Modifier and Type	Method	Description
java.lang.String	getAssignedField()
JavaUdfFunction<?,?>	getJavaUdfFunction()

Methods inherited from class stream.nebula.operators.Operator

getChildOperator

Methods inherited from class java.lang.Object

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

Constructor Detail

JavaUdfOperator

public JavaUdfOperator(Operator childOperator,
                       java.lang.String assignedField,
                       JavaUdfFunction<?,?> javaUdfFunction)

Method Detail

getAssignedField

public java.lang.String getAssignedField()

getJavaUdfFunction

public JavaUdfFunction<?,?> getJavaUdfFunction()