org.openimaj.util.stream.window

Class SequentialStreamAggregator<T>

java.lang.Object

org.openimaj.util.stream.window.SequentialStreamAggregator<T>

Type Parameters:

T -

All Implemented Interfaces:

Function<Stream<T>,Stream<T>>

public abstract class SequentialStreamAggregator<T>
extends Object
implements Function<Stream<T>,Stream<T>>

Author:

Sina Samangooei (ss@ecs.soton.ac.uk)

Constructor Summary

Constructors

Constructor and Description
SequentialStreamAggregator(Comparator<T> comp)

Method Summary

Methods

Modifier and Type	Method and Description
Stream<T>	apply(Stream<T> inner) Apply the function to the input argument and return the result.
abstract T	combine(List<T> window) Called when a window of identical items needs to be combined

Methods inherited from class java.lang.Object

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

Constructor Detail

SequentialStreamAggregator

public SequentialStreamAggregator(Comparator<T> comp)

Parameters:

comp - the comparator for decided whether sequential items are the same

Method Detail

apply

public Stream<T> apply(Stream<T> inner)

Description copied from interface: Function

Apply the function to the input argument and return the result.

Specified by:

apply in interface Function<Stream<T>,Stream<T>>

Parameters:

inner - the input object

Returns:

the result of the function

combine

public abstract T combine(List<T> window)

Called when a window of identical items needs to be combined

Parameters:

window -

Returns:

the combination of the current and next values