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java.lang.Object | +--solar.service.dan.GraphNode | +--solar.service.dan.Filter | +--solar.service.dan.Operator | +--solar.service.dan.RelayOperator
A simple operator relay events and requests.
Field Summary | |
protected org.apache.log4j.Logger |
_log
|
Fields inherited from class solar.service.dan.GraphNode |
_gid |
Fields inherited from interface solar.service.dan.DanConstants |
DAN_INPORT, DAN_OUTPORT |
Constructor Summary | |
RelayOperator()
|
Method Summary | |
void |
handleEvent(Event evt)
Handle the event being actively pushed/published to this operator. |
java.lang.Object |
handleQuery(Request query)
Handle the query being actively pulled by downstream operators. |
Methods inherited from class solar.service.dan.GraphNode |
getId, getInputPorts, getOutputPorts, handleEvent, handleQuery, init, init, publish, publish, setId |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
protected org.apache.log4j.Logger _log
Constructor Detail |
public RelayOperator()
Method Detail |
public void handleEvent(Event evt) throws java.lang.Exception
GraphNode
handleEvent
in class GraphNode
java.lang.Exception
public java.lang.Object handleQuery(Request query) throws java.lang.Exception
GraphNode
handleQuery
in class GraphNode
java.lang.Exception
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