org.apache.storm.sql.runtime.streams.functions

Class EvaluationCalc

java.lang.Object

org.apache.storm.sql.runtime.streams.functions.EvaluationCalc

All Implemented Interfaces:

Serializable, FlatMapFunction<Values,Values>, Function<Values,Iterable<Values>>, Operation

public class EvaluationCalc
extends Object
implements FlatMapFunction<Values,Values>

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
EvaluationCalc(ExecutableExpression filterInstance, ExecutableExpression projectionInstance, int outputCount, org.apache.calcite.DataContext dataContext) EvaluationCalc Constructor.

Method Summary

Modifier and Type	Method and Description
Iterable<Values>	apply(Values input) Applies this function to the given argument.

Methods inherited from class java.lang.Object

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

Constructor Detail

EvaluationCalc

public EvaluationCalc(ExecutableExpression filterInstance,
                      ExecutableExpression projectionInstance,
                      int outputCount,
                      org.apache.calcite.DataContext dataContext)

EvaluationCalc Constructor.

Parameters:

filterInstance - ExecutableExpression

projectionInstance - ExecutableExpression

outputCount - output count

dataContext - DataContext

Method Detail

apply

public Iterable<Values> apply(Values input)

Description copied from interface: Function

Applies this function to the given argument.

Specified by:

apply in interface Function<Values,Iterable<Values>>

Parameters:

input - the input to the function

Returns:

the function result