| io.reactivex.CompletableObserver | 
|  Known Indirect Subclasses | 
Represents the subscription API callbacks when subscribing to a Completable instance.
| Public Methods | |||||||||||
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| abstract void | onComplete() Called once the deferred computation completes normally. | ||||||||||
| abstract void | onError(Throwable e) Called once if the deferred computation 'throws' an exception. | ||||||||||
| abstract void | onSubscribe(Disposable d) Called once by the Completable to set a Disposable on this instance which
 then can be used to cancel the subscription at any time. | ||||||||||
Called once the deferred computation completes normally.
Called once if the deferred computation 'throws' an exception.
| e | the exception, not null. | 
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Called once by the Completable to set a Disposable on this instance which then can be used to cancel the subscription at any time.
| d | the Disposable instance to call dispose on for cancellation, not null | 
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