Package net.snowflake.client.jdbc.telemetry

Class PreSessionTelemetryClient

java.lang.Object

net.snowflake.client.jdbc.telemetry.PreSessionTelemetryClient

All Implemented Interfaces:

Telemetry

@SnowflakeJdbcInternalApi
public class PreSessionTelemetryClient
extends Object
implements Telemetry

A telemetry client that buffers telemetry data until a real telemetry client becomes available. Used for scenario where telemetry needs to be collected before a session is established, such as during SSL/TLS setup and certificate validation.

Constructor Summary

Constructors

Constructor	Description
PreSessionTelemetryClient()

Method Summary

Modifier and Type	Method	Description
void	addLogToBatch(TelemetryData log)	Attempt to add log to batch, and suppress exceptions thrown in case of failure
void	close()	Close telemetry connector and send any unsubmitted logs
boolean	hasRealTelemetryClient()
void	postProcess(String queryId, String sqlState, int vendorCode, Throwable ex)	A hook for post-processing after sending telemetry data.
Future<Boolean>	sendBatchAsync()	Send all cached logs to server
void	setRealTelemetryClient(Telemetry realClient)

Methods inherited from class java.lang.Object

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

Constructor Detail

PreSessionTelemetryClient

public PreSessionTelemetryClient()

Method Detail

addLogToBatch

public void addLogToBatch(TelemetryData log)

Description copied from interface: Telemetry

Attempt to add log to batch, and suppress exceptions thrown in case of failure

Specified by:

addLogToBatch in interface Telemetry

Parameters:

log - entry to add

setRealTelemetryClient

public void setRealTelemetryClient(Telemetry realClient)

sendBatchAsync

public Future<Boolean> sendBatchAsync()

Description copied from interface: Telemetry

Send all cached logs to server

Specified by:

sendBatchAsync in interface Telemetry

Returns:

future indicating whether the logs were sent successfully

close

public void close()

Description copied from interface: Telemetry

Close telemetry connector and send any unsubmitted logs

Specified by:

close in interface Telemetry

postProcess

public void postProcess(String queryId,
                        String sqlState,
                        int vendorCode,
                        Throwable ex)

Description copied from interface: Telemetry

A hook for post-processing after sending telemetry data. Can be used, for example, for additional error handling.

Specified by:

postProcess in interface Telemetry

Parameters:

queryId - The query id

sqlState - The SQL state as defined in net.snowflake.common.core.SqlState

vendorCode - The vendor code for localized messages

ex - The throwable that caused this.

hasRealTelemetryClient

public boolean hasRealTelemetryClient()