Class JfrProfiler

java.lang.Object

net.minecraft.util.profiling.jfr.JfrProfiler

All Implemented Interfaces:

JvmProfiler

public class JfrProfiler
extends Object
implements JvmProfiler

Nested Class Summary

Nested classes/interfaces inherited from interface JvmProfiler

JvmProfiler.NoOpProfiler

Field Summary

Fields

Modifier and Type	Field	Description
private float	currentAverageTickTimeServer
private int	currentFPS
private static final List<Class<? extends Event>>	CUSTOM_EVENTS
private static final DateTimeFormatter	DATE_TIME_FORMATTER
private static final String	FLIGHT_RECORDER_CONFIG
private static final JfrProfiler	INSTANCE
private static final org.slf4j.Logger	LOGGER
static final String	NETWORK_CATEGORY
private final Map<String, NetworkSummaryEvent.SumAggregation>	networkTrafficByAddress
private final Runnable	periodicClientFps
private final Runnable	periodicNetworkSummary
private final Runnable	periodicServerTickTime
private @Nullable Recording	recording
static final String	ROOT_CATEGORY
static final String	STORAGE_CATEGORY
static final String	TICK_CATEGORY
static final String	WORLD_GEN_CATEGORY

Constructor Summary

Constructors

Modifier	Constructor	Description
private	JfrProfiler()

Method Summary

Modifier and Type	Method	Description
private static void	addPeriodicEvent(Class<? extends Event> eventClass, Runnable runnable)
static JfrProfiler	getInstance()
boolean	isAvailable()
boolean	isRunning()
private NetworkSummaryEvent.SumAggregation	networkStatFor(SocketAddress remoteAddress)
@Nullable ProfiledDuration	onChunkGenerate(ChunkPos pos, ResourceKey<Level> dimension, String name)
void	onClientTick(int fps)
void	onPacketReceived(ConnectionProtocol protocol, PacketType<?> packetId, SocketAddress remoteAddress, int readableBytes)
void	onPacketSent(ConnectionProtocol protocol, PacketType<?> packetId, SocketAddress remoteAddress, int writtenBytes)
void	onRegionFileRead(RegionStorageInfo info, ChunkPos pos, RegionFileVersion version, int readBytes)
void	onRegionFileWrite(RegionStorageInfo info, ChunkPos pos, RegionFileVersion version, int writtenBytes)
void	onServerTick(float currentAverageTickTime)
@Nullable ProfiledDuration	onStructureGenerate(ChunkPos sourceChunkPos, ResourceKey<Level> dimension, Holder<Structure> structure)
@Nullable ProfiledDuration	onWorldLoadedStarted()
private void	registerPeriodicEvents()
private void	setupSummaryListener()
private boolean	start(Reader configurationFile, Environment environment)
boolean	start(Environment environment)
Path	stop()

Methods inherited from class Object

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

Field Details

LOGGER

private static final org.slf4j.Logger LOGGER

ROOT_CATEGORY

public static final String ROOT_CATEGORY

See Also:

• Constant Field Values

WORLD_GEN_CATEGORY

public static final String WORLD_GEN_CATEGORY

See Also:

• Constant Field Values

TICK_CATEGORY

public static final String TICK_CATEGORY

See Also:

• Constant Field Values

NETWORK_CATEGORY

public static final String NETWORK_CATEGORY

See Also:

• Constant Field Values

STORAGE_CATEGORY

public static final String STORAGE_CATEGORY

See Also:

• Constant Field Values

CUSTOM_EVENTS

private static final List<Class<? extends Event>> CUSTOM_EVENTS

FLIGHT_RECORDER_CONFIG

private static final String FLIGHT_RECORDER_CONFIG

See Also:

• Constant Field Values

DATE_TIME_FORMATTER

private static final DateTimeFormatter DATE_TIME_FORMATTER

INSTANCE

private static final JfrProfiler INSTANCE

recording

private @Nullable Recording recording

currentFPS

private int currentFPS

currentAverageTickTimeServer

private float currentAverageTickTimeServer

networkTrafficByAddress

private final Map<String, NetworkSummaryEvent.SumAggregation> networkTrafficByAddress

periodicClientFps

private final Runnable periodicClientFps

periodicServerTickTime

private final Runnable periodicServerTickTime

periodicNetworkSummary

private final Runnable periodicNetworkSummary

Constructor Details

JfrProfiler

private JfrProfiler()

Method Details

registerPeriodicEvents

private void registerPeriodicEvents()

addPeriodicEvent

private static void addPeriodicEvent(Class<? extends Event> eventClass,
 Runnable runnable)

getInstance

public static JfrProfiler getInstance()

start

public boolean start(Environment environment)

Specified by:

start in interface JvmProfiler

stop

public Path stop()

Specified by:

stop in interface JvmProfiler

isRunning

public boolean isRunning()

Specified by:

isRunning in interface JvmProfiler

isAvailable

public boolean isAvailable()

Specified by:

isAvailable in interface JvmProfiler

start

private boolean start(Reader configurationFile,
 Environment environment)

setupSummaryListener

private void setupSummaryListener()

onClientTick

public void onClientTick(int fps)

Specified by:

onClientTick in interface JvmProfiler

onServerTick

public void onServerTick(float currentAverageTickTime)

Specified by:

onServerTick in interface JvmProfiler

onPacketReceived

public void onPacketReceived(ConnectionProtocol protocol,
 PacketType<?> packetId,
 SocketAddress remoteAddress,
 int readableBytes)

Specified by:

onPacketReceived in interface JvmProfiler

onPacketSent

public void onPacketSent(ConnectionProtocol protocol,
 PacketType<?> packetId,
 SocketAddress remoteAddress,
 int writtenBytes)

Specified by:

onPacketSent in interface JvmProfiler

networkStatFor

private NetworkSummaryEvent.SumAggregation networkStatFor(SocketAddress remoteAddress)

onRegionFileRead

public void onRegionFileRead(RegionStorageInfo info,
 ChunkPos pos,
 RegionFileVersion version,
 int readBytes)

Specified by:

onRegionFileRead in interface JvmProfiler

onRegionFileWrite

public void onRegionFileWrite(RegionStorageInfo info,
 ChunkPos pos,
 RegionFileVersion version,
 int writtenBytes)

Specified by:

onRegionFileWrite in interface JvmProfiler

onWorldLoadedStarted

public @Nullable ProfiledDuration onWorldLoadedStarted()

Specified by:

onWorldLoadedStarted in interface JvmProfiler

onChunkGenerate

public @Nullable ProfiledDuration onChunkGenerate(ChunkPos pos,
 ResourceKey<Level> dimension,
 String name)

Specified by:

onChunkGenerate in interface JvmProfiler

onStructureGenerate

public @Nullable ProfiledDuration onStructureGenerate(ChunkPos sourceChunkPos,
 ResourceKey<Level> dimension,
 Holder<Structure> structure)

Specified by:

onStructureGenerate in interface JvmProfiler