public abstract class EventSubscriber extends Object implements Subscriber<Map<String,Object>>
| Constructor and Description |
|---|
EventSubscriber(String subscriptionId) |
| Modifier and Type | Method and Description |
|---|---|
String |
getSubscriptionId() |
abstract void |
onComplete()
Successful terminal state.
|
abstract void |
onError(Throwable t)
Failed terminal state.
|
abstract void |
onNext(Map<String,Object> t)
Data notification sent by the
Publisher in response to requests to Subscription.request(int). |
abstract void |
onSubscribe(Subscription s)
Invoked after calling
Publisher.subscribe(Subscriber). |
public EventSubscriber(String subscriptionId)
subscriptionId - subscription id which is used to match an event to subscription.public abstract void onSubscribe(Subscription s)
SubscriberPublisher.subscribe(Subscriber).
No data will start flowing until Subscription.request(int) is invoked.
It is the responsibility of this Subscriber instance to call Subscription.request(int)
whenever more data is wanted.
The Publisher will send notifications only in response to Subscription.request(int).
onSubscribe in interface Subscriber<Map<String,Object>>s - Subscription that allows requesting data via Subscription.request(int)public abstract void onNext(Map<String,Object> t)
SubscriberPublisher in response to requests to Subscription.request(int).onNext in interface Subscriber<Map<String,Object>>t - the element signaledpublic abstract void onError(Throwable t)
Subscriber
It is up to implementer to decide whether to cancel subscription or use Subscription.request(int)
and expect further notifications.
onError in interface Subscriber<Map<String,Object>>t - the throwable signaledpublic abstract void onComplete()
Subscriber
No further events will be sent even if Subscription.request(int) is invoked again.
onComplete in interface Subscriber<Map<String,Object>>public String getSubscriptionId()
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