hu.akarnokd.reactive4java.reactive

Class Distinct<T,U>

java.lang.Object

hu.akarnokd.reactive4java.reactive.Distinct<T,U>

Type Parameters:

T - the source and result element type

U - the key type

All Implemented Interfaces:

Observable<T>

public final class Distinct<T,U>
extends java.lang.Object
implements Observable<T>

Returns distinctly keyed elements from the source.

Since:

0.97

Field Summary

Fields

Modifier and Type	Field and Description
protected Func2<? super U,? super U,java.lang.Boolean>	keyComparer
protected Func1<? super T,? extends U>	keySelector
protected Observable<? extends T>	source

Constructor Summary

Constructors

Constructor and Description
Distinct(Observable<? extends T> source, Func1<? super T,? extends U> keySelector, Func2<? super U,? super U,java.lang.Boolean> keyComparer) Constructor.

Method Summary

Modifier and Type	Method and Description
java.io.Closeable	register(Observer<? super T> observer) Registers an observer for the notification of Ts.

Methods inherited from class java.lang.Object

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

Field Detail

source

protected Observable<? extends T> source

keySelector

protected Func1<? super T,? extends U> keySelector

keyComparer

protected Func2<? super U,? super U,java.lang.Boolean> keyComparer

Constructor Detail

Distinct

public Distinct(Observable<? extends T> source,
                Func1<? super T,? extends U> keySelector,
                Func2<? super U,? super U,java.lang.Boolean> keyComparer)

Constructor.

Parameters:

source - the source sequence

keySelector - the key selector function

keyComparer - the key comparer function

Method Detail

register

@Nonnull
public java.io.Closeable register(@Nonnull
                                            Observer<? super T> observer)

Description copied from interface: Observable

Registers an observer for the notification of Ts.

Specified by:

register in interface Observable<T>

Parameters:

observer - the observer of Ts or any supertype of it

Returns:

the way of deregister the observer from this provider