at.ac.tuwien.infosys.sm4all.copal.service.event
Interface ContextQueryRegistry

All Known Implementing Classes:
EsperEngine

public interface ContextQueryRegistry

Interface which actual event system has to implement that COPAL core will use to delegate registering and unregistering of ContextQuerys.

Author:
sanjin

Method Summary
 boolean register(ContextQuery query)
          Register ContextQuery with event system.
 boolean unregister(ContextQuery query)
          Unregister ContextQuery from event system.
 

Method Detail

register

boolean register(ContextQuery query)
Register ContextQuery with event system.

Parameters:
query - the context query.
Returns:
true> if registering was successful; false otherwise.

unregister

boolean unregister(ContextQuery query)
Unregister ContextQuery from event system.

Parameters:
query - the context query.
Returns:
true> if unregistering was successful; false otherwise.


Copyright © 2010 Distributed Systems Group, Vienna University of Technology. All Rights Reserved.