Module io.ebean.core

Package io.ebeaninternal.server.autotune

Class NoAutoTuneService

java.lang.Object

io.ebeaninternal.server.autotune.NoAutoTuneService

All Implemented Interfaces:

AutoTune, AutoTuneService

public final class NoAutoTuneService
extends Object
implements AutoTuneService

Noop service when AutoTuneService is not available.

Constructor Summary

Constructors

Constructor	Description
NoAutoTuneService()

Method Summary

Modifier and Type	Method	Description
void	collectProfiling()	Fire a garbage collection (hint to the JVM).
void	reportProfiling()
void	shutdown()	On shutdown fire garbage collection and collect statistics.
void	startup()	Load the query tuning information.
boolean	tuneQuery(SpiQuery<?> query)	Called when a query thinks it should be automatically tuned by AutoTune.

Methods inherited from class java.lang.Object

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

Constructor Details

NoAutoTuneService

public NoAutoTuneService()

Method Details

startup

public void startup()

Description copied from interface: AutoTuneService

Load the query tuning information.

Specified by:

startup in interface AutoTuneService

tuneQuery

public boolean tuneQuery(SpiQuery<?> query)

Description copied from interface: AutoTuneService

Called when a query thinks it should be automatically tuned by AutoTune.

Returns true if the query was tuned.

Specified by:

tuneQuery in interface AutoTuneService

collectProfiling

public void collectProfiling()

Description copied from interface: AutoTuneService

Fire a garbage collection (hint to the JVM). Assuming garbage collection fires this will gather the usage profiling information.

Specified by:

collectProfiling in interface AutoTune

Specified by:

collectProfiling in interface AutoTuneService

reportProfiling

public void reportProfiling()

Specified by:

reportProfiling in interface AutoTune

shutdown

public void shutdown()

Description copied from interface: AutoTuneService

On shutdown fire garbage collection and collect statistics. Note that usually we add a little delay (100 milliseconds) to give the garbage collector plenty of time to do its thing and collect the profile information.

Specified by:

shutdown in interface AutoTuneService