org.apache.drill.exec.client

Class LoggingResultsListener

java.lang.Object

org.apache.drill.exec.client.LoggingResultsListener

All Implemented Interfaces:

UserResultsListener

Direct Known Subclasses:

PrintingResultsListener

public class LoggingResultsListener
extends Object
implements UserResultsListener

Constructor Summary

Constructors

Constructor and Description
LoggingResultsListener(DrillConfig config, QuerySubmitter.Format format, int columnWidth)

Method Summary

Modifier and Type	Method and Description
void	dataArrived(QueryDataBatch result, ConnectionThrottle throttle) A QueryData message was received
void	queryCompleted(UserBitShared.QueryResult.QueryState state) The query has completed (successful completion or cancellation).
void	queryIdArrived(UserBitShared.QueryId queryId) QueryId is available.
void	submissionFailed(UserException ex) The query has failed.

Methods inherited from class java.lang.Object

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

Constructor Detail

LoggingResultsListener

public LoggingResultsListener(DrillConfig config,
                              QuerySubmitter.Format format,
                              int columnWidth)

Method Detail

submissionFailed

public void submissionFailed(UserException ex)

Description copied from interface: UserResultsListener

The query has failed. Most likely called when the server returns a FAILED query state. Can also be called if dataArrived() throws an exception

Specified by:

submissionFailed in interface UserResultsListener

Parameters:

ex - exception describing the cause of the failure

queryCompleted

public void queryCompleted(UserBitShared.QueryResult.QueryState state)

Description copied from interface: UserResultsListener

The query has completed (successful completion or cancellation). The listener will not receive any other data or result message. Called when the server returns a terminal-non failing- state (COMPLETED or CANCELLED)

Specified by:

queryCompleted in interface UserResultsListener

dataArrived

public void dataArrived(QueryDataBatch result,
                        ConnectionThrottle throttle)

Description copied from interface: UserResultsListener

A QueryData message was received

Specified by:

dataArrived in interface UserResultsListener

Parameters:

result - data batch received

throttle - connection throttle

queryIdArrived

public void queryIdArrived(UserBitShared.QueryId queryId)

Description copied from interface: UserResultsListener

QueryId is available. Called when a query is successfully submitted to the server.

Specified by:

queryIdArrived in interface UserResultsListener

Parameters:

queryId - sent by the server along Acks.OK