FAQ

Can Siddhi be used outside WSO2 CEP?

Yes, Siddhi is just a Java Library that can be embedded to any system.

Does WSO2 provide support for Esper and Fusion?

No, WSO2 only provide support for Siddhi.

Is there a way to trace the events that are coming to the CEP?

Yes, there is a way to trace events through the CEP. See CEP Event Tracer.

Is it possible to visualise how the events are processed in CEP?

Yes, to visualise the event flow use the CEP Event Flow.

Does CEP 3.1.0 support JMS queue?

Yes, CEP 3.0.0 onwards it support for JMS queues and topics.

Is it possible to write custom Transport Adapters to receive and send events?

Yes, see Writing Custom Event Adapters.

What are the processing engines supported by the CEP?

CEP only supports for Siddhi processing engine.

Is it possible to write extensions to Siddhi? If yes how?

Yes, It is possible to writ extensions to CEP. See Writing Extensions to Siddhi.

What are the ways to send notifications from the CEP?

There are two ways to send notifications. They are Email and SMS.

What are the JMS brokers supported by the CEP?

CEP supports any JMS broker. WSO2 CEP have tested with activemq, qpid and WSO2 Message Broker.

Is it possible to match patterns in Siddhi

Yes, pattern matching is possible in Siddhi. See Patterns.