RxJava

rx.operators
Class OperationLast

java.lang.Object
  rx.operators.OperationLast

public class OperationLast
extends java.lang.Object

Emit an Observable with the last emitted item or onError(new IllegalArgumentException("Sequence contains no elements")) if no elements received.

Constructor Summary

OperationLast()

Method Summary

static <T> Observable.OnSubscribeFunc<T>

last(Observable<? extends T> sequence) Accepts a sequence and returns a sequence that is the last emitted item or an error if no items are emitted (empty sequence).

Methods inherited from class java.lang.Object

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

Constructor Detail

OperationLast

public OperationLast()

Method Detail

last

public static <T> Observable.OnSubscribeFunc<T> last(Observable<? extends T> sequence)

Accepts a sequence and returns a sequence that is the last emitted item or an error if no items are emitted (empty sequence).

Type Parameters:

T - the type of the sequence.

Parameters:

sequence - the input sequence.

Returns:

a sequence containing the last emitted item or that has onError invoked on it if no items