The diagram below depicts the architecture with its components.
The WSO2 CEP architecture consists of the following components:
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Event publishers publish events to external systems and store data to databases for future analysis. Like the event receivers, this component also has different adapter implementations. The most common ones are available by default in the CEP. You can implement custom adapters for specific use cases. For more information, see Creating Alerts.
WSO2 CEP event flow
The diagram below depicts the event flow of WSO2 CEP.
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- It should have attribute values for attribute names that match that of the event stream.
- The data type of each attribute value should match the type specified in the event stream for the relevant attribute.
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The events processed via the queries in the execution plan are forwarded to an event stream that is used by the execution plan as an output stream. This event stream forwards them to the connected event publishers.
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