src/main/java/io/reactivex/Completable.java
@CheckReturnValue
    @SchedulerSupport(SchedulerSupport.NONE)
    public final Completable retry(long times) {
        return fromPublisher(toFlowable().retry(times));
    }
@CheckReturnValue
    @SchedulerSupport(SchedulerSupport.NONE)
    public final Completable retry(long times) {
        return fromPublisher(toFlowable().retry(times));
    }
@ CheckReturnValue @ SchedulerSupport ( SchedulerSupport . NONE ) public final Completable retry ( long times ) { return fromPublisher ( toFlowable ( ) . retry ( times ) ) ; }
Returns a Completable that when this Completable emits an error, retries at most the given
number of times before giving up and emitting the last error.
<p>
<img width="640" height="451" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/Completable.retry.n.png" alt="">
<dl>
<dt><b>Scheduler:</b></dt>
<dd>{@code retry} does not operate by default on a particular {@link Scheduler}.</dd>
</dl>
@param times the number of times to resubscribe if the current Completable fails
@return the new Completable instance
@throws IllegalArgumentException if times is negative
Returns a Completable that when this Completable emits an error retries at most the given number of times before giving up and emitting the last error . <p > <img width = 640 height = 451 src = https : // raw . github . com / wiki / ReactiveX / RxJava / images / rx - operators / Completable . retry . n . png alt = > <dl > <dt > <b > Scheduler : < / b > < / dt > <dd > {