Package org.apache.storm.metric
Interface IEventLogger
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- All Known Implementing Classes:
FileBasedEventLogger
public interface IEventLogger
EventLogger interface for logging the event info to a sink like log file or db for inspecting the events via UI for debugging.
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Nested Class Summary
Nested Classes Modifier and Type Interface Description static class
IEventLogger.EventInfo
A wrapper for the fields that we would log.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description void
close()
void
log(IEventLogger.EventInfo e)
This method would be invoked when theEventLoggerBolt
receives a tuple from the spouts or bolts that has event logging enabled.void
prepare(Map<String,Object> conf, Map<String,Object> arguments, TopologyContext context)
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Method Detail
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prepare
void prepare(Map<String,Object> conf, Map<String,Object> arguments, TopologyContext context)
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log
void log(IEventLogger.EventInfo e)
This method would be invoked when theEventLoggerBolt
receives a tuple from the spouts or bolts that has event logging enabled.- Parameters:
e
- the event
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close
void close()
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