org.apache.lens.server.api.query
Class StatusChange

java.lang.Object
  org.apache.lens.server.api.events.LensEvent
      org.apache.lens.server.api.query.QueryEvent<QueryStatus.Status>
          org.apache.lens.server.api.query.StatusChange

Direct Known Subclasses:

QueryEnded, QueryExecuted, QueryLaunched, QueryQueued, QueryRunning

public abstract class StatusChange
extends QueryEvent<QueryStatus.Status>

The Class StatusChange.

Field Summary

Fields inherited from class org.apache.lens.server.api.query.QueryEvent

currentValue, id, previousValue, queryHandle

Fields inherited from class org.apache.lens.server.api.events.LensEvent

eventTime

Constructor Summary

StatusChange(long eventTime, QueryStatus.Status prev, QueryStatus.Status current, QueryHandle handle)
Instantiates a new status change.

Method Summary

protected void

checkCurrentState(QueryStatus.Status status) Check current state.

Methods inherited from class org.apache.lens.server.api.query.QueryEvent

getEventId, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

StatusChange

public StatusChange(long eventTime,
                    QueryStatus.Status prev,
                    QueryStatus.Status current,
                    QueryHandle handle)

Instantiates a new status change.

Parameters:

eventTime - the event time

prev - the prev

current - the current

handle - the handle

Method Detail

checkCurrentState

protected void checkCurrentState(QueryStatus.Status status)

Check current state.

Parameters:

status - the status