Package com.lightstreamer.interfaces.data

Interface Summary
DataProvider Provides an interface to be implemented by a Data Adapter in order to attach a Data Provider to Lightstreamer Kernel.
IndexedItemEvent Provides to the Data Adapter an alternative interface for creating ItemEvents in order to send updates to Lightstreamer Kernel.
ItemEvent Provides to the Data Adapter a base interface for creating ItemEvents in order to send updates to Lightstreamer Kernel.
ItemEventListener Used by Lightstreamer Kernel to receive the ItemEvents and any asynchronous severe error notification from the Data Adapter.
OldItemEvent Provides to the Data Adapter a special interface for creating ItemEvents in order to send updates to Lightstreamer Kernel.
SmartDataProvider Provides an extended interface to be implemented by a Data Adapter in order to attach a Data Provider to Lightstreamer Kernel.
 

Exception Summary
DataProviderException Thrown by the init method in DataProvider if there is some problem that prevents the correct behavior of the Data Adapter.
FailureException Thrown by the subscribe and unsubscribe methods in DataProvider if the method execution has caused a severe problem that can compromise future operation of the Data Adapter.
SubscriptionException Thrown by the subscribe and unsubscribe methods in DataProvider if the request cannot be satisfied.