hu.akarnokd.reactive4java.reactive

Class Select.DefaultIfEmptyFunc<T>

java.lang.Object

hu.akarnokd.reactive4java.reactive.Select.DefaultIfEmptyFunc<T>

Type Parameters:

T - the element type

All Implemented Interfaces:

Observable<T>

Enclosing class:

Select

public static class Select.DefaultIfEmptyFunc<T>
extends java.lang.Object
implements Observable<T>

Returns a single value produced by a function in case the source observable is empty.

Constructor Summary

Constructors

Constructor and Description
DefaultIfEmptyFunc(Observable<? extends T> source, Func0<? extends T> defaultFunc) 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

Constructor Detail

DefaultIfEmptyFunc

public DefaultIfEmptyFunc(@Nonnull
                          Observable<? extends T> source,
                          @Nonnull
                          Func0<? extends T> defaultFunc)

Constructor.

Parameters:

source - the source sequence.

defaultFunc - the default value producer

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