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public interface SubscriptionProvider
The SubscriptionProvider
allows retrieval of accumulated subscription.
See SubscriptionVisitor
and SubscriptionListener
for description
of corresponding contracts.
Method Summary | |
---|---|
boolean |
retrieveSubscription(SubscriptionVisitor visitor)
Retrieves accumulated subscription into specified subscription visitor. |
void |
setSubscriptionListener(SubscriptionListener listener)
Sets new subscription listener to receive notifications about subscription. |
Method Detail |
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boolean retrieveSubscription(SubscriptionVisitor visitor)
true
if some subscription still remains in the provider
or false
if all accumulated subscription were retrieved.
void setSubscriptionListener(SubscriptionListener listener)
null
to set empty subscription listener (no notifications).
NOTE: if there is accumulated subscription available, then specified listener will be notified by this method.
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