The Event Mediator (New in version 4.0) redirects the incomming incoming events to the Event topics.
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Syntax
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<event xmlns="http://ws.apache.org/ns/synapse" topic="" [expression=""] /> |
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You can configure the Mediator using XML. Click on "switch to source view" in the "Mediator" window.
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Example
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<!-- Simple Eventing configuration -->
<definitions xmlns="http://ws.apache.org/ns/synapse">
<sequence name="PublicEventSource" >
<log level="full"/>
<event topic="SampleEventSource"/>
</sequence>
<proxy name="EventingProxy">
<target inSequence="PublicEventSource" />
</proxy>
</definitions>
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In this scenario, the user has defined an a Top source called SampleEventSource. When a an event notification comes to the EventingProxy Proxy Service, the messages will be logged and then sent to the event source.
See also Also refer to Topics and Eventing.
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Description of the Event Mediator in WSO2 ESB. |