QueryExecutionListener¶

QueryExecutionListener is an abstraction of query execution listeners that can intercept onFailure and onSuccess events.

Contract¶

onFailure¶

onFailure(
  funcName: String,
  qe: QueryExecution,
  exception: Exception): Unit

Used when:

• ExecutionListenerBus is requested to doPostEvent

onSuccess¶

onSuccess(
  funcName: String,
  qe: QueryExecution,
  durationNs: Long): Unit

Used when:

• ExecutionListenerBus is requested to doPostEvent

Implementations¶

• ObservationListener