Package io.github.mfvanek.pg.statistics.maintenance

Class StatisticsMaintenanceOnHostImpl

java.lang.Object

io.github.mfvanek.pg.statistics.maintenance.StatisticsMaintenanceOnHostImpl

All Implemented Interfaces:

HostAware, StatisticsMaintenanceOnHost, StatisticsAware

public class StatisticsMaintenanceOnHostImpl
extends Object
implements StatisticsMaintenanceOnHost

Constructor Summary

Constructors

Constructor	Description
StatisticsMaintenanceOnHostImpl(PgConnection pgConnection)

Method Summary

Modifier and Type	Method	Description
PgHost	getHost()	Gets information about host in the cluster.
Optional<OffsetDateTime>	getLastStatsResetTimestamp()	Gets time at which database statistics were last reset on current host.
boolean	resetStatistics()	Resets all statistics counters for the current database on current host to zero.

Methods inherited from class java.lang.Object

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

Constructor Details

StatisticsMaintenanceOnHostImpl

public StatisticsMaintenanceOnHostImpl(@Nonnull
 PgConnection pgConnection)

Method Details

getHost

@Nonnull
public PgHost getHost()

Gets information about host in the cluster.

Specified by:

getHost in interface HostAware

Returns:

PgHost

See Also:

• PgHost

resetStatistics

public boolean resetStatistics()

Resets all statistics counters for the current database on current host to zero.

Note: superuser privileges are required.

Specified by:

resetStatistics in interface StatisticsAware

Specified by:

resetStatistics in interface StatisticsMaintenanceOnHost

Returns:

true if the operation is successful

See Also:

• Monitoring Database Activity

getLastStatsResetTimestamp

@Nonnull
public Optional<OffsetDateTime> getLastStatsResetTimestamp()

Gets time at which database statistics were last reset on current host.

Specified by:

getLastStatsResetTimestamp in interface StatisticsAware

Specified by:

getLastStatsResetTimestamp in interface StatisticsMaintenanceOnHost

Returns:

Optional of null or time at which database statistics were last reset.