org.apache.storm.streams.operations

Interface Predicate<T>

Type Parameters:

T - the value type

All Superinterfaces:

Operation, Serializable

All Known Implementing Classes:

EvaluationFilter

public interface Predicate<T>
extends Operation

Represents a predicate (boolean-valued function) of a value.

Method Summary

Modifier and Type	Method and Description
boolean	test(T input) Evaluates this predicate on the given argument.

Method Detail

test

boolean test(T input)

Evaluates this predicate on the given argument.

Parameters:

input - the input argument

Returns:

true if the input matches the predicate, false otherwise