Lightstreamer .Net Adapter 1.7
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IItemEventListener Methods

The methods of the IItemEventListener class are listed here.

 
Name 
Description 
 
Called by a Data Adapter to signal to Lightstreamer Kernel that no more Item Event belonging to the Snapshot are expected for an Item. This call is optional, because the Snapshot completion can also be inferred from the isSnapshot flag in the update calls. However, this call allows Lightstreamer Kernel to be informed of the Snapshot completion before the arrival of the first non-snapshot event. Calling this function is recommended if the Item is to be subscribed in DISTINCT mode. In case the Data Adapter returned false to isSnapshotAvailable for the same Item, this function should not be called.
The... more 
 
Called by a Data Adapter to notify Lightstreamer Kernel of the occurrence of a severe problem that can compromise future operation of the Data Adapter.  
 
This is the overview for the Update method overload.