Paper/paper-server/patches/sources/net/minecraft/server/MinecraftServer.java.patch
Owen1212055 977543c545 Brigadier based command API
== AT ==
public net.minecraft.commands.arguments.blocks.BlockInput tag
public net.minecraft.commands.arguments.DimensionArgument ERROR_INVALID_VALUE
public net.minecraft.server.ReloadableServerResources registryLookup
public net.minecraft.server.ReloadableServerResources

Co-authored-by: Jake Potrebic <jake.m.potrebic@gmail.com>
Co-authored-by: Marc Baloup <marc.baloup@laposte.net>
2022-08-01 22:50:34 -04:00

1438 lines
76 KiB
Diff

--- a/net/minecraft/server/MinecraftServer.java
+++ b/net/minecraft/server/MinecraftServer.java
@@ -3,6 +3,9 @@
import com.google.common.base.Preconditions;
import com.google.common.base.Splitter;
import com.google.common.collect.ImmutableList;
+import co.aikar.timings.Timings;
+import com.destroystokyo.paper.event.server.PaperServerListPingEvent;
+import com.google.common.base.Stopwatch;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.google.common.collect.Sets;
@@ -45,7 +48,6 @@
import java.util.UUID;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.Executor;
-import java.util.concurrent.RejectedExecutionException;
import java.util.concurrent.atomic.AtomicReference;
import java.util.concurrent.locks.LockSupport;
import java.util.function.BooleanSupplier;
@@ -84,17 +86,6 @@
import net.minecraft.obfuscate.DontObfuscate;
import net.minecraft.resources.ResourceKey;
import net.minecraft.resources.ResourceLocation;
-import net.minecraft.server.bossevents.CustomBossEvents;
-import net.minecraft.server.level.DemoMode;
-import net.minecraft.server.level.PlayerRespawnLogic;
-import net.minecraft.server.level.ServerChunkCache;
-import net.minecraft.server.level.ServerLevel;
-import net.minecraft.server.level.ServerPlayer;
-import net.minecraft.server.level.ServerPlayerGameMode;
-import net.minecraft.server.level.progress.ChunkProgressListener;
-import net.minecraft.server.level.progress.ChunkProgressListenerFactory;
-import net.minecraft.server.network.ServerConnectionListener;
-import net.minecraft.server.network.TextFilter;
import net.minecraft.server.packs.PackType;
import net.minecraft.server.packs.repository.Pack;
import net.minecraft.server.packs.repository.PackRepository;
@@ -116,6 +107,7 @@
import net.minecraft.util.RandomSource;
import net.minecraft.util.SignatureValidator;
import net.minecraft.util.TimeUtil;
+import net.minecraft.util.datafix.DataFixers;
import net.minecraft.util.debugchart.RemoteDebugSampleType;
import net.minecraft.util.debugchart.SampleLogger;
import net.minecraft.util.debugchart.TpsDebugDimensions;
@@ -156,37 +148,71 @@
import net.minecraft.world.level.biome.BiomeManager;
import net.minecraft.world.level.block.Block;
import net.minecraft.world.level.block.entity.FuelValues;
-import net.minecraft.world.level.border.BorderChangeListener;
import net.minecraft.world.level.border.WorldBorder;
import net.minecraft.world.level.chunk.storage.ChunkIOErrorReporter;
import net.minecraft.world.level.chunk.storage.RegionStorageInfo;
import net.minecraft.world.level.dimension.LevelStem;
-import net.minecraft.world.level.levelgen.Heightmap;
-import net.minecraft.world.level.levelgen.PatrolSpawner;
-import net.minecraft.world.level.levelgen.PhantomSpawner;
import net.minecraft.world.level.levelgen.WorldOptions;
import net.minecraft.world.level.levelgen.feature.ConfiguredFeature;
import net.minecraft.world.level.levelgen.structure.templatesystem.StructureTemplateManager;
+import net.minecraft.world.level.storage.WorldData;
+import org.slf4j.Logger;
+
+// CraftBukkit start
+import com.mojang.serialization.Dynamic;
+import com.mojang.serialization.Lifecycle;
+import java.io.File;
+import java.util.Random;
+// import jline.console.ConsoleReader; // Paper
+import joptsimple.OptionSet;
+import net.minecraft.nbt.NbtException;
+import net.minecraft.nbt.ReportedNbtException;
+import net.minecraft.server.bossevents.CustomBossEvents;
+import net.minecraft.server.dedicated.DedicatedServer;
+import net.minecraft.server.dedicated.DedicatedServerProperties;
+import net.minecraft.server.level.DemoMode;
+import net.minecraft.server.level.PlayerRespawnLogic;
+import net.minecraft.server.level.ServerChunkCache;
+import net.minecraft.server.level.ServerLevel;
+import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.server.level.ServerPlayerGameMode;
+import net.minecraft.server.level.progress.ChunkProgressListener;
+import net.minecraft.server.level.progress.ChunkProgressListenerFactory;
+import net.minecraft.server.network.ServerConnectionListener;
+import net.minecraft.server.network.TextFilter;
+import net.minecraft.world.level.levelgen.Heightmap;
+import net.minecraft.world.level.levelgen.PatrolSpawner;
+import net.minecraft.world.level.levelgen.PhantomSpawner;
+import net.minecraft.world.level.levelgen.WorldDimensions;
+import net.minecraft.world.level.levelgen.presets.WorldPresets;
import net.minecraft.world.level.storage.CommandStorage;
-import net.minecraft.world.level.storage.DerivedLevelData;
import net.minecraft.world.level.storage.DimensionDataStorage;
import net.minecraft.world.level.storage.LevelData;
+import net.minecraft.world.level.storage.LevelDataAndDimensions;
import net.minecraft.world.level.storage.LevelResource;
import net.minecraft.world.level.storage.LevelStorageSource;
+import net.minecraft.world.level.storage.LevelSummary;
import net.minecraft.world.level.storage.PlayerDataStorage;
+import net.minecraft.world.level.storage.PrimaryLevelData;
import net.minecraft.world.level.storage.ServerLevelData;
-import net.minecraft.world.level.storage.WorldData;
+import net.minecraft.world.level.validation.ContentValidationException;
import net.minecraft.world.phys.Vec2;
import net.minecraft.world.phys.Vec3;
-import org.slf4j.Logger;
+import org.bukkit.Bukkit;
+import org.bukkit.craftbukkit.CraftRegistry;
+import org.bukkit.event.server.ServerLoadEvent;
+// CraftBukkit end
+
public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTask> implements ServerInfo, ChunkIOErrorReporter, CommandSource {
+ private static MinecraftServer SERVER; // Paper
public static final Logger LOGGER = LogUtils.getLogger();
+ public static final net.kyori.adventure.text.logger.slf4j.ComponentLogger COMPONENT_LOGGER = net.kyori.adventure.text.logger.slf4j.ComponentLogger.logger(LOGGER.getName()); // Paper
public static final String VANILLA_BRAND = "vanilla";
private static final float AVERAGE_TICK_TIME_SMOOTHING = 0.8F;
private static final int TICK_STATS_SPAN = 100;
- private static final long OVERLOADED_THRESHOLD_NANOS = 20L * TimeUtil.NANOSECONDS_PER_SECOND / 20L;
+ private static final long OVERLOADED_THRESHOLD_NANOS = 30L * TimeUtil.NANOSECONDS_PER_SECOND / 20L; // CraftBukkit
private static final int OVERLOADED_TICKS_THRESHOLD = 20;
private static final long OVERLOADED_WARNING_INTERVAL_NANOS = 10L * TimeUtil.NANOSECONDS_PER_SECOND;
private static final int OVERLOADED_TICKS_WARNING_INTERVAL = 100;
@@ -224,6 +250,7 @@
private Map<ResourceKey<Level>, ServerLevel> levels;
private PlayerList playerList;
private volatile boolean running;
+ private volatile boolean isRestarting = false; // Paper - flag to signify we're attempting to restart
private boolean stopped;
private int tickCount;
private int ticksUntilAutosave;
@@ -232,11 +259,15 @@
private boolean preventProxyConnections;
private boolean pvp;
private boolean allowFlight;
- @Nullable
- private String motd;
+ private net.kyori.adventure.text.Component motd; // Paper - Adventure
private int playerIdleTimeout;
private final long[] tickTimesNanos;
private long aggregatedTickTimesNanos;
+ // Paper start - Add tick times API and /mspt command
+ public final TickTimes tickTimes5s = new TickTimes(100);
+ public final TickTimes tickTimes10s = new TickTimes(200);
+ public final TickTimes tickTimes60s = new TickTimes(1200);
+ // Paper end - Add tick times API and /mspt command
@Nullable
private KeyPair keyPair;
@Nullable
@@ -277,6 +308,27 @@
private final SuppressedExceptionCollector suppressedExceptions;
private final DiscontinuousFrame tickFrame;
+ // CraftBukkit start
+ public final WorldLoader.DataLoadContext worldLoader;
+ public org.bukkit.craftbukkit.CraftServer server;
+ public OptionSet options;
+ public org.bukkit.command.ConsoleCommandSender console;
+ public static int currentTick; // Paper - improve tick loop
+ public java.util.Queue<Runnable> processQueue = new java.util.concurrent.ConcurrentLinkedQueue<Runnable>();
+ public int autosavePeriod;
+ // Paper - don't store the vanilla dispatcher
+ private boolean forceTicks;
+ // CraftBukkit end
+ // Spigot start
+ public static final int TPS = 20;
+ public static final int TICK_TIME = 1000000000 / MinecraftServer.TPS;
+ private static final int SAMPLE_INTERVAL = 20; // Paper - improve server tick loop
+ @Deprecated(forRemoval = true) // Paper
+ public final double[] recentTps = new double[ 3 ];
+ // Spigot end
+ public final io.papermc.paper.configuration.PaperConfigurations paperConfigurations; // Paper - add paper configuration files
+ public boolean isIteratingOverLevels = false; // Paper - Throw exception on world create while being ticked
+
public static <S extends MinecraftServer> S spin(Function<Thread, S> serverFactory) {
AtomicReference<S> atomicreference = new AtomicReference();
Thread thread = new Thread(() -> {
@@ -286,19 +338,21 @@
thread.setUncaughtExceptionHandler((thread1, throwable) -> {
MinecraftServer.LOGGER.error("Uncaught exception in server thread", throwable);
});
+ thread.setPriority(Thread.NORM_PRIORITY+2); // Paper - Perf: Boost priority
if (Runtime.getRuntime().availableProcessors() > 4) {
thread.setPriority(8);
}
- S s0 = (MinecraftServer) serverFactory.apply(thread);
+ S s0 = serverFactory.apply(thread); // CraftBukkit - decompile error
atomicreference.set(s0);
thread.start();
return s0;
}
- public MinecraftServer(Thread serverThread, LevelStorageSource.LevelStorageAccess session, PackRepository dataPackManager, WorldStem saveLoader, Proxy proxy, DataFixer dataFixer, Services apiServices, ChunkProgressListenerFactory worldGenerationProgressListenerFactory) {
+ public MinecraftServer(OptionSet options, WorldLoader.DataLoadContext worldLoader, Thread thread, LevelStorageSource.LevelStorageAccess convertable_conversionsession, PackRepository resourcepackrepository, WorldStem worldstem, Proxy proxy, DataFixer datafixer, Services services, ChunkProgressListenerFactory worldloadlistenerfactory) {
super("Server");
+ SERVER = this; // Paper - better singleton
this.metricsRecorder = InactiveMetricsRecorder.INSTANCE;
this.onMetricsRecordingStopped = (methodprofilerresults) -> {
this.stopRecordingMetrics();
@@ -319,36 +373,67 @@
this.scoreboard = new ServerScoreboard(this);
this.customBossEvents = new CustomBossEvents();
this.suppressedExceptions = new SuppressedExceptionCollector();
- this.registries = saveLoader.registries();
- this.worldData = saveLoader.worldData();
- if (!this.registries.compositeAccess().lookupOrThrow(Registries.LEVEL_STEM).containsKey(LevelStem.OVERWORLD)) {
+ this.registries = worldstem.registries();
+ this.worldData = worldstem.worldData();
+ if (false && !this.registries.compositeAccess().lookupOrThrow(Registries.LEVEL_STEM).containsKey(LevelStem.OVERWORLD)) { // CraftBukkit - initialised later
throw new IllegalStateException("Missing Overworld dimension data");
} else {
this.proxy = proxy;
- this.packRepository = dataPackManager;
- this.resources = new MinecraftServer.ReloadableResources(saveLoader.resourceManager(), saveLoader.dataPackResources());
- this.services = apiServices;
- if (apiServices.profileCache() != null) {
- apiServices.profileCache().setExecutor(this);
+ this.packRepository = resourcepackrepository;
+ this.resources = new MinecraftServer.ReloadableResources(worldstem.resourceManager(), worldstem.dataPackResources());
+ this.services = services;
+ if (services.profileCache() != null) {
+ services.profileCache().setExecutor(this);
}
- this.connection = new ServerConnectionListener(this);
+ // this.connection = new ServerConnection(this); // Spigot
this.tickRateManager = new ServerTickRateManager(this);
- this.progressListenerFactory = worldGenerationProgressListenerFactory;
- this.storageSource = session;
- this.playerDataStorage = session.createPlayerStorage();
- this.fixerUpper = dataFixer;
+ this.progressListenerFactory = worldloadlistenerfactory;
+ this.storageSource = convertable_conversionsession;
+ this.playerDataStorage = convertable_conversionsession.createPlayerStorage();
+ this.fixerUpper = datafixer;
this.functionManager = new ServerFunctionManager(this, this.resources.managers.getFunctionLibrary());
HolderGetter<Block> holdergetter = this.registries.compositeAccess().lookupOrThrow(Registries.BLOCK).filterFeatures(this.worldData.enabledFeatures());
- this.structureTemplateManager = new StructureTemplateManager(saveLoader.resourceManager(), session, dataFixer, holdergetter);
- this.serverThread = serverThread;
+ this.structureTemplateManager = new StructureTemplateManager(worldstem.resourceManager(), convertable_conversionsession, datafixer, holdergetter);
+ this.serverThread = thread;
this.executor = Util.backgroundExecutor();
this.potionBrewing = PotionBrewing.bootstrap(this.worldData.enabledFeatures());
this.resources.managers.getRecipeManager().finalizeRecipeLoading(this.worldData.enabledFeatures());
this.fuelValues = FuelValues.vanillaBurnTimes(this.registries.compositeAccess(), this.worldData.enabledFeatures());
this.tickFrame = TracyClient.createDiscontinuousFrame("Server Tick");
}
+ // CraftBukkit start
+ this.options = options;
+ this.worldLoader = worldLoader;
+ // Paper start - Handled by TerminalConsoleAppender
+ // Try to see if we're actually running in a terminal, disable jline if not
+ /*
+ if (System.console() == null && System.getProperty("jline.terminal") == null) {
+ System.setProperty("jline.terminal", "jline.UnsupportedTerminal");
+ Main.useJline = false;
+ }
+
+ try {
+ this.reader = new ConsoleReader(System.in, System.out);
+ this.reader.setExpandEvents(false); // Avoid parsing exceptions for uncommonly used event designators
+ } catch (Throwable e) {
+ try {
+ // Try again with jline disabled for Windows users without C++ 2008 Redistributable
+ System.setProperty("jline.terminal", "jline.UnsupportedTerminal");
+ System.setProperty("user.language", "en");
+ Main.useJline = false;
+ this.reader = new ConsoleReader(System.in, System.out);
+ this.reader.setExpandEvents(false);
+ } catch (IOException ex) {
+ MinecraftServer.LOGGER.warn((String) null, ex);
+ }
+ }
+ */
+ // Paper end
+ Runtime.getRuntime().addShutdownHook(new org.bukkit.craftbukkit.util.ServerShutdownThread(this));
+ // CraftBukkit end
+ this.paperConfigurations = services.paperConfigurations(); // Paper - add paper configuration files
}
private void readScoreboard(DimensionDataStorage persistentStateManager) {
@@ -357,7 +442,7 @@
protected abstract boolean initServer() throws IOException;
- protected void loadLevel() {
+ protected void loadLevel(String s) { // CraftBukkit
if (!JvmProfiler.INSTANCE.isRunning()) {
;
}
@@ -365,12 +450,8 @@
boolean flag = false;
ProfiledDuration profiledduration = JvmProfiler.INSTANCE.onWorldLoadedStarted();
- this.worldData.setModdedInfo(this.getServerModName(), this.getModdedStatus().shouldReportAsModified());
- ChunkProgressListener worldloadlistener = this.progressListenerFactory.create(this.worldData.getGameRules().getInt(GameRules.RULE_SPAWN_CHUNK_RADIUS));
+ this.loadWorld0(s); // CraftBukkit
- this.createLevels(worldloadlistener);
- this.forceDifficulty();
- this.prepareLevels(worldloadlistener);
if (profiledduration != null) {
profiledduration.finish(true);
}
@@ -387,23 +468,244 @@
protected void forceDifficulty() {}
- protected void createLevels(ChunkProgressListener worldGenerationProgressListener) {
- ServerLevelData iworlddataserver = this.worldData.overworldData();
- boolean flag = this.worldData.isDebugWorld();
- Registry<LevelStem> iregistry = this.registries.compositeAccess().lookupOrThrow(Registries.LEVEL_STEM);
- WorldOptions worldoptions = this.worldData.worldGenOptions();
- long i = worldoptions.seed();
- long j = BiomeManager.obfuscateSeed(i);
- List<CustomSpawner> list = ImmutableList.of(new PhantomSpawner(), new PatrolSpawner(), new CatSpawner(), new VillageSiege(), new WanderingTraderSpawner(iworlddataserver));
- LevelStem worlddimension = (LevelStem) iregistry.getValue(LevelStem.OVERWORLD);
- ServerLevel worldserver = new ServerLevel(this, this.executor, this.storageSource, iworlddataserver, Level.OVERWORLD, worlddimension, worldGenerationProgressListener, flag, j, list, true, (RandomSequences) null);
+ // CraftBukkit start
+ private void loadWorld0(String s) {
+ LevelStorageSource.LevelStorageAccess worldSession = this.storageSource;
- this.levels.put(Level.OVERWORLD, worldserver);
- DimensionDataStorage worldpersistentdata = worldserver.getDataStorage();
+ RegistryAccess.Frozen iregistrycustom_dimension = this.registries.compositeAccess();
+ Registry<LevelStem> dimensions = iregistrycustom_dimension.lookupOrThrow(Registries.LEVEL_STEM);
+ for (LevelStem worldDimension : dimensions) {
+ ResourceKey<LevelStem> dimensionKey = dimensions.getResourceKey(worldDimension).get();
- this.readScoreboard(worldpersistentdata);
- this.commandStorage = new CommandStorage(worldpersistentdata);
+ ServerLevel world;
+ int dimension = 0;
+
+ if (dimensionKey == LevelStem.NETHER) {
+ if (this.server.getAllowNether()) {
+ dimension = -1;
+ } else {
+ continue;
+ }
+ } else if (dimensionKey == LevelStem.END) {
+ if (this.server.getAllowEnd()) {
+ dimension = 1;
+ } else {
+ continue;
+ }
+ } else if (dimensionKey != LevelStem.OVERWORLD) {
+ dimension = -999;
+ }
+
+ String worldType = (dimension == -999) ? dimensionKey.location().getNamespace() + "_" + dimensionKey.location().getPath() : org.bukkit.World.Environment.getEnvironment(dimension).toString().toLowerCase(Locale.ROOT);
+ String name = (dimensionKey == LevelStem.OVERWORLD) ? s : s + "_" + worldType;
+ if (dimension != 0) {
+ File newWorld = LevelStorageSource.getStorageFolder(new File(name).toPath(), dimensionKey).toFile();
+ File oldWorld = LevelStorageSource.getStorageFolder(new File(s).toPath(), dimensionKey).toFile();
+ File oldLevelDat = new File(new File(s), "level.dat"); // The data folders exist on first run as they are created in the PersistentCollection constructor above, but the level.dat won't
+
+ if (!newWorld.isDirectory() && oldWorld.isDirectory() && oldLevelDat.isFile()) {
+ MinecraftServer.LOGGER.info("---- Migration of old " + worldType + " folder required ----");
+ MinecraftServer.LOGGER.info("Unfortunately due to the way that Minecraft implemented multiworld support in 1.6, Bukkit requires that you move your " + worldType + " folder to a new location in order to operate correctly.");
+ MinecraftServer.LOGGER.info("We will move this folder for you, but it will mean that you need to move it back should you wish to stop using Bukkit in the future.");
+ MinecraftServer.LOGGER.info("Attempting to move " + oldWorld + " to " + newWorld + "...");
+
+ if (newWorld.exists()) {
+ MinecraftServer.LOGGER.warn("A file or folder already exists at " + newWorld + "!");
+ MinecraftServer.LOGGER.info("---- Migration of old " + worldType + " folder failed ----");
+ } else if (newWorld.getParentFile().mkdirs()) {
+ if (oldWorld.renameTo(newWorld)) {
+ MinecraftServer.LOGGER.info("Success! To restore " + worldType + " in the future, simply move " + newWorld + " to " + oldWorld);
+ // Migrate world data too.
+ try {
+ com.google.common.io.Files.copy(oldLevelDat, new File(new File(name), "level.dat"));
+ org.apache.commons.io.FileUtils.copyDirectory(new File(new File(s), "data"), new File(new File(name), "data"));
+ } catch (IOException exception) {
+ MinecraftServer.LOGGER.warn("Unable to migrate world data.");
+ }
+ MinecraftServer.LOGGER.info("---- Migration of old " + worldType + " folder complete ----");
+ } else {
+ MinecraftServer.LOGGER.warn("Could not move folder " + oldWorld + " to " + newWorld + "!");
+ MinecraftServer.LOGGER.info("---- Migration of old " + worldType + " folder failed ----");
+ }
+ } else {
+ MinecraftServer.LOGGER.warn("Could not create path for " + newWorld + "!");
+ MinecraftServer.LOGGER.info("---- Migration of old " + worldType + " folder failed ----");
+ }
+ }
+
+ try {
+ worldSession = LevelStorageSource.createDefault(this.server.getWorldContainer().toPath()).validateAndCreateAccess(name, dimensionKey);
+ } catch (IOException | ContentValidationException ex) {
+ throw new RuntimeException(ex);
+ }
+ }
+
+ Dynamic<?> dynamic;
+ if (worldSession.hasWorldData()) {
+ LevelSummary worldinfo;
+
+ try {
+ dynamic = worldSession.getDataTag();
+ worldinfo = worldSession.getSummary(dynamic);
+ } catch (NbtException | ReportedNbtException | IOException ioexception) {
+ LevelStorageSource.LevelDirectory convertable_b = worldSession.getLevelDirectory();
+
+ MinecraftServer.LOGGER.warn("Failed to load world data from {}", convertable_b.dataFile(), ioexception);
+ MinecraftServer.LOGGER.info("Attempting to use fallback");
+
+ try {
+ dynamic = worldSession.getDataTagFallback();
+ worldinfo = worldSession.getSummary(dynamic);
+ } catch (NbtException | ReportedNbtException | IOException ioexception1) {
+ MinecraftServer.LOGGER.error("Failed to load world data from {}", convertable_b.oldDataFile(), ioexception1);
+ MinecraftServer.LOGGER.error("Failed to load world data from {} and {}. World files may be corrupted. Shutting down.", convertable_b.dataFile(), convertable_b.oldDataFile());
+ return;
+ }
+
+ worldSession.restoreLevelDataFromOld();
+ }
+
+ if (worldinfo.requiresManualConversion()) {
+ MinecraftServer.LOGGER.info("This world must be opened in an older version (like 1.6.4) to be safely converted");
+ return;
+ }
+
+ if (!worldinfo.isCompatible()) {
+ MinecraftServer.LOGGER.info("This world was created by an incompatible version.");
+ return;
+ }
+ } else {
+ dynamic = null;
+ }
+
+ org.bukkit.generator.ChunkGenerator gen = this.server.getGenerator(name);
+ org.bukkit.generator.BiomeProvider biomeProvider = this.server.getBiomeProvider(name);
+
+ PrimaryLevelData worlddata;
+ WorldLoader.DataLoadContext worldloader_a = this.worldLoader;
+ Registry<LevelStem> iregistry = worldloader_a.datapackDimensions().lookupOrThrow(Registries.LEVEL_STEM);
+ if (dynamic != null) {
+ LevelDataAndDimensions leveldataanddimensions = LevelStorageSource.getLevelDataAndDimensions(dynamic, worldloader_a.dataConfiguration(), iregistry, worldloader_a.datapackWorldgen());
+
+ worlddata = (PrimaryLevelData) leveldataanddimensions.worldData();
+ } else {
+ LevelSettings worldsettings;
+ WorldOptions worldoptions;
+ WorldDimensions worlddimensions;
+
+ if (this.isDemo()) {
+ worldsettings = MinecraftServer.DEMO_SETTINGS;
+ worldoptions = WorldOptions.DEMO_OPTIONS;
+ worlddimensions = WorldPresets.createNormalWorldDimensions(worldloader_a.datapackWorldgen());
+ } else {
+ DedicatedServerProperties dedicatedserverproperties = ((DedicatedServer) this).getProperties();
+
+ worldsettings = new LevelSettings(dedicatedserverproperties.levelName, dedicatedserverproperties.gamemode, dedicatedserverproperties.hardcore, dedicatedserverproperties.difficulty, false, new GameRules(worldloader_a.dataConfiguration().enabledFeatures()), worldloader_a.dataConfiguration());
+ worldoptions = this.options.has("bonusChest") ? dedicatedserverproperties.worldOptions.withBonusChest(true) : dedicatedserverproperties.worldOptions;
+ worlddimensions = dedicatedserverproperties.createDimensions(worldloader_a.datapackWorldgen());
+ }
+
+ WorldDimensions.Complete worlddimensions_b = worlddimensions.bake(iregistry);
+ Lifecycle lifecycle = worlddimensions_b.lifecycle().add(worldloader_a.datapackWorldgen().allRegistriesLifecycle());
+
+ worlddata = new PrimaryLevelData(worldsettings, worldoptions, worlddimensions_b.specialWorldProperty(), lifecycle);
+ }
+ worlddata.checkName(name); // CraftBukkit - Migration did not rewrite the level.dat; This forces 1.8 to take the last loaded world as respawn (in this case the end)
+ if (this.options.has("forceUpgrade")) {
+ net.minecraft.server.Main.forceUpgrade(worldSession, DataFixers.getDataFixer(), this.options.has("eraseCache"), () -> {
+ return true;
+ }, iregistrycustom_dimension, this.options.has("recreateRegionFiles"));
+ }
+
+ PrimaryLevelData iworlddataserver = worlddata;
+ boolean flag = worlddata.isDebugWorld();
+ WorldOptions worldoptions = worlddata.worldGenOptions();
+ long i = worldoptions.seed();
+ long j = BiomeManager.obfuscateSeed(i);
+ List<CustomSpawner> list = ImmutableList.of(new PhantomSpawner(), new PatrolSpawner(), new CatSpawner(), new VillageSiege(), new WanderingTraderSpawner(iworlddataserver));
+ LevelStem worlddimension = (LevelStem) dimensions.getValue(dimensionKey);
+
+ org.bukkit.generator.WorldInfo worldInfo = new org.bukkit.craftbukkit.generator.CraftWorldInfo(iworlddataserver, worldSession, org.bukkit.World.Environment.getEnvironment(dimension), worlddimension.type().value(), worlddimension.generator(), this.registryAccess()); // Paper - Expose vanilla BiomeProvider from WorldInfo
+ if (biomeProvider == null && gen != null) {
+ biomeProvider = gen.getDefaultBiomeProvider(worldInfo);
+ }
+
+ ResourceKey<Level> worldKey = ResourceKey.create(Registries.DIMENSION, dimensionKey.location());
+
+ if (dimensionKey == LevelStem.OVERWORLD) {
+ this.worldData = worlddata;
+ this.worldData.setGameType(((DedicatedServer) this).getProperties().gamemode); // From DedicatedServer.init
+
+ ChunkProgressListener worldloadlistener = this.progressListenerFactory.create(this.worldData.getGameRules().getInt(GameRules.RULE_SPAWN_CHUNK_RADIUS));
+
+ world = new ServerLevel(this, this.executor, worldSession, iworlddataserver, worldKey, worlddimension, worldloadlistener, flag, j, list, true, (RandomSequences) null, org.bukkit.World.Environment.getEnvironment(dimension), gen, biomeProvider);
+ DimensionDataStorage worldpersistentdata = world.getDataStorage();
+ this.readScoreboard(worldpersistentdata);
+ this.server.scoreboardManager = new org.bukkit.craftbukkit.scoreboard.CraftScoreboardManager(this, world.getScoreboard());
+ this.commandStorage = new CommandStorage(worldpersistentdata);
+ } else {
+ ChunkProgressListener worldloadlistener = this.progressListenerFactory.create(this.worldData.getGameRules().getInt(GameRules.RULE_SPAWN_CHUNK_RADIUS));
+ // Paper start - option to use the dimension_type to check if spawners should be added. I imagine mojang will add some datapack-y way of managing this in the future.
+ final List<CustomSpawner> spawners;
+ if (io.papermc.paper.configuration.GlobalConfiguration.get().misc.useDimensionTypeForCustomSpawners && this.registryAccess().lookupOrThrow(Registries.DIMENSION_TYPE).getResourceKey(worlddimension.type().value()).orElseThrow() == net.minecraft.world.level.dimension.BuiltinDimensionTypes.OVERWORLD) {
+ spawners = list;
+ } else {
+ spawners = Collections.emptyList();
+ }
+ world = new ServerLevel(this, this.executor, worldSession, iworlddataserver, worldKey, worlddimension, worldloadlistener, flag, j, spawners, true, this.overworld().getRandomSequences(), org.bukkit.World.Environment.getEnvironment(dimension), gen, biomeProvider);
+ // Paper end - option to use the dimension_type to check if spawners should be added
+ }
+
+ worlddata.setModdedInfo(this.getServerModName(), this.getModdedStatus().shouldReportAsModified());
+ this.addLevel(world); // Paper - Put world into worldlist before initing the world; move up
+ this.initWorld(world, worlddata, this.worldData, worldoptions);
+
+ // Paper - Put world into worldlist before initing the world; move up
+ this.getPlayerList().addWorldborderListener(world);
+
+ if (worlddata.getCustomBossEvents() != null) {
+ this.getCustomBossEvents().load(worlddata.getCustomBossEvents(), this.registryAccess());
+ }
+ }
+ this.forceDifficulty();
+ for (ServerLevel worldserver : this.getAllLevels()) {
+ this.prepareLevels(worldserver.getChunkSource().chunkMap.progressListener, worldserver);
+ worldserver.entityManager.tick(); // SPIGOT-6526: Load pending entities so they are available to the API
+ this.server.getPluginManager().callEvent(new org.bukkit.event.world.WorldLoadEvent(worldserver.getWorld()));
+ }
+
+ // Paper start - Configurable player collision; Handle collideRule team for player collision toggle
+ final ServerScoreboard scoreboard = this.getScoreboard();
+ final java.util.Collection<String> toRemove = scoreboard.getPlayerTeams().stream().filter(team -> team.getName().startsWith("collideRule_")).map(net.minecraft.world.scores.PlayerTeam::getName).collect(java.util.stream.Collectors.toList());
+ for (String teamName : toRemove) {
+ scoreboard.removePlayerTeam(scoreboard.getPlayerTeam(teamName)); // Clean up after ourselves
+ }
+
+ if (!io.papermc.paper.configuration.GlobalConfiguration.get().collisions.enablePlayerCollisions) {
+ this.getPlayerList().collideRuleTeamName = org.apache.commons.lang3.StringUtils.left("collideRule_" + java.util.concurrent.ThreadLocalRandom.current().nextInt(), 16);
+ net.minecraft.world.scores.PlayerTeam collideTeam = scoreboard.addPlayerTeam(this.getPlayerList().collideRuleTeamName);
+ collideTeam.setSeeFriendlyInvisibles(false); // Because we want to mimic them not being on a team at all
+ }
+ // Paper end - Configurable player collision
+
+ this.server.enablePlugins(org.bukkit.plugin.PluginLoadOrder.POSTWORLD);
+ if (io.papermc.paper.plugin.PluginInitializerManager.instance().pluginRemapper != null) io.papermc.paper.plugin.PluginInitializerManager.instance().pluginRemapper.pluginsEnabled(); // Paper - Remap plugins
+ io.papermc.paper.command.brigadier.PaperCommands.INSTANCE.setValid(); // Paper - reset invalid state for event fire below
+ io.papermc.paper.plugin.lifecycle.event.LifecycleEventRunner.INSTANCE.callReloadableRegistrarEvent(io.papermc.paper.plugin.lifecycle.event.types.LifecycleEvents.COMMANDS, io.papermc.paper.command.brigadier.PaperCommands.INSTANCE, org.bukkit.plugin.Plugin.class, io.papermc.paper.plugin.lifecycle.event.registrar.ReloadableRegistrarEvent.Cause.INITIAL); // Paper - call commands event for regular plugins
+ ((org.bukkit.craftbukkit.help.SimpleHelpMap) this.server.getHelpMap()).initializeCommands();
+ this.server.getPluginManager().callEvent(new ServerLoadEvent(ServerLoadEvent.LoadType.STARTUP));
+ this.connection.acceptConnections();
+ }
+
+ public void initWorld(ServerLevel worldserver, ServerLevelData iworlddataserver, WorldData saveData, WorldOptions worldoptions) {
+ boolean flag = saveData.isDebugWorld();
+ // CraftBukkit start
+ if (worldserver.generator != null) {
+ worldserver.getWorld().getPopulators().addAll(worldserver.generator.getDefaultPopulators(worldserver.getWorld()));
+ }
WorldBorder worldborder = worldserver.getWorldBorder();
+ worldborder.applySettings(iworlddataserver.getWorldBorder()); // CraftBukkit - move up so that WorldBorder is set during WorldInitEvent
+ this.server.getPluginManager().callEvent(new org.bukkit.event.world.WorldInitEvent(worldserver.getWorld())); // CraftBukkit - SPIGOT-5569: Call WorldInitEvent before any chunks are generated
if (!iworlddataserver.isInitialized()) {
try {
@@ -427,30 +729,8 @@
iworlddataserver.setInitialized(true);
}
- this.getPlayerList().addWorldborderListener(worldserver);
- if (this.worldData.getCustomBossEvents() != null) {
- this.getCustomBossEvents().load(this.worldData.getCustomBossEvents(), this.registryAccess());
- }
-
- RandomSequences randomsequences = worldserver.getRandomSequences();
- Iterator iterator = iregistry.entrySet().iterator();
-
- while (iterator.hasNext()) {
- Entry<ResourceKey<LevelStem>, LevelStem> entry = (Entry) iterator.next();
- ResourceKey<LevelStem> resourcekey = (ResourceKey) entry.getKey();
-
- if (resourcekey != LevelStem.OVERWORLD) {
- ResourceKey<Level> resourcekey1 = ResourceKey.create(Registries.DIMENSION, resourcekey.location());
- DerivedLevelData secondaryworlddata = new DerivedLevelData(this.worldData, iworlddataserver);
- ServerLevel worldserver1 = new ServerLevel(this, this.executor, this.storageSource, secondaryworlddata, resourcekey1, (LevelStem) entry.getValue(), worldGenerationProgressListener, flag, j, ImmutableList.of(), false, randomsequences);
-
- worldborder.addListener(new BorderChangeListener.DelegateBorderChangeListener(worldserver1.getWorldBorder()));
- this.levels.put(resourcekey1, worldserver1);
- }
- }
-
- worldborder.applySettings(iworlddataserver.getWorldBorder());
}
+ // CraftBukkit end
private static void setInitialSpawn(ServerLevel world, ServerLevelData worldProperties, boolean bonusChest, boolean debugWorld) {
if (debugWorld) {
@@ -458,6 +738,21 @@
} else {
ServerChunkCache chunkproviderserver = world.getChunkSource();
ChunkPos chunkcoordintpair = new ChunkPos(chunkproviderserver.randomState().sampler().findSpawnPosition());
+ // CraftBukkit start
+ if (world.generator != null) {
+ Random rand = new Random(world.getSeed());
+ org.bukkit.Location spawn = world.generator.getFixedSpawnLocation(world.getWorld(), rand);
+
+ if (spawn != null) {
+ if (spawn.getWorld() != world.getWorld()) {
+ throw new IllegalStateException("Cannot set spawn point for " + worldProperties.getLevelName() + " to be in another world (" + spawn.getWorld().getName() + ")");
+ } else {
+ worldProperties.setSpawn(new BlockPos(spawn.getBlockX(), spawn.getBlockY(), spawn.getBlockZ()), spawn.getYaw());
+ return;
+ }
+ }
+ }
+ // CraftBukkit end
int i = chunkproviderserver.getGenerator().getSpawnHeight(world);
if (i < world.getMinY()) {
@@ -516,31 +811,36 @@
iworlddataserver.setGameType(GameType.SPECTATOR);
}
- public void prepareLevels(ChunkProgressListener worldGenerationProgressListener) {
- ServerLevel worldserver = this.overworld();
+ // CraftBukkit start
+ public void prepareLevels(ChunkProgressListener worldloadlistener, ServerLevel worldserver) {
+ // WorldServer worldserver = this.overworld();
+ this.forceTicks = true;
+ // CraftBukkit end
MinecraftServer.LOGGER.info("Preparing start region for dimension {}", worldserver.dimension().location());
BlockPos blockposition = worldserver.getSharedSpawnPos();
- worldGenerationProgressListener.updateSpawnPos(new ChunkPos(blockposition));
+ worldloadlistener.updateSpawnPos(new ChunkPos(blockposition));
ServerChunkCache chunkproviderserver = worldserver.getChunkSource();
this.nextTickTimeNanos = Util.getNanos();
worldserver.setDefaultSpawnPos(blockposition, worldserver.getSharedSpawnAngle());
- int i = this.getGameRules().getInt(GameRules.RULE_SPAWN_CHUNK_RADIUS);
+ int i = worldserver.getGameRules().getInt(GameRules.RULE_SPAWN_CHUNK_RADIUS); // CraftBukkit - per-world
int j = i > 0 ? Mth.square(ChunkProgressListener.calculateDiameter(i)) : 0;
while (chunkproviderserver.getTickingGenerated() < j) {
- this.nextTickTimeNanos = Util.getNanos() + MinecraftServer.PREPARE_LEVELS_DEFAULT_DELAY_NANOS;
- this.waitUntilNextTick();
+ // CraftBukkit start
+ // this.nextTickTimeNanos = SystemUtils.getNanos() + MinecraftServer.PREPARE_LEVELS_DEFAULT_DELAY_NANOS;
+ this.executeModerately();
}
- this.nextTickTimeNanos = Util.getNanos() + MinecraftServer.PREPARE_LEVELS_DEFAULT_DELAY_NANOS;
- this.waitUntilNextTick();
- Iterator iterator = this.levels.values().iterator();
+ // this.nextTickTimeNanos = SystemUtils.getNanos() + MinecraftServer.PREPARE_LEVELS_DEFAULT_DELAY_NANOS;
+ this.executeModerately();
+ // Iterator iterator = this.levels.values().iterator();
- while (iterator.hasNext()) {
- ServerLevel worldserver1 = (ServerLevel) iterator.next();
+ if (true) {
+ ServerLevel worldserver1 = worldserver;
+ // CraftBukkit end
ForcedChunksSavedData forcedchunk = (ForcedChunksSavedData) worldserver1.getDataStorage().get(ForcedChunksSavedData.factory(), "chunks");
if (forcedchunk != null) {
@@ -555,10 +855,17 @@
}
}
- this.nextTickTimeNanos = Util.getNanos() + MinecraftServer.PREPARE_LEVELS_DEFAULT_DELAY_NANOS;
- this.waitUntilNextTick();
- worldGenerationProgressListener.stop();
- this.updateMobSpawningFlags();
+ // CraftBukkit start
+ // this.nextTickTimeNanos = SystemUtils.getNanos() + MinecraftServer.PREPARE_LEVELS_DEFAULT_DELAY_NANOS;
+ this.executeModerately();
+ // CraftBukkit end
+ worldloadlistener.stop();
+ // CraftBukkit start
+ // this.updateMobSpawningFlags();
+ worldserver.setSpawnSettings(worldserver.serverLevelData.getDifficulty() != Difficulty.PEACEFUL && ((DedicatedServer) this).settings.getProperties().spawnMonsters); // Paper - per level difficulty (from setDifficulty(ServerLevel, Difficulty, boolean))
+
+ this.forceTicks = false;
+ // CraftBukkit end
}
public GameType getDefaultGameType() {
@@ -588,12 +895,16 @@
worldserver.save((ProgressListener) null, flush, worldserver.noSave && !force);
}
- ServerLevel worldserver1 = this.overworld();
- ServerLevelData iworlddataserver = this.worldData.overworldData();
+ // CraftBukkit start - moved to WorldServer.save
+ /*
+ WorldServer worldserver1 = this.overworld();
+ IWorldDataServer iworlddataserver = this.worldData.overworldData();
iworlddataserver.setWorldBorder(worldserver1.getWorldBorder().createSettings());
this.worldData.setCustomBossEvents(this.getCustomBossEvents().save(this.registryAccess()));
this.storageSource.saveDataTag(this.registryAccess(), this.worldData, this.getPlayerList().getSingleplayerData());
+ */
+ // CraftBukkit end
if (flush) {
Iterator iterator1 = this.getAllLevels().iterator();
@@ -628,18 +939,45 @@
this.stopServer();
}
+ // CraftBukkit start
+ private boolean hasStopped = false;
+ private boolean hasLoggedStop = false; // Paper - Debugging
+ private final Object stopLock = new Object();
+ public final boolean hasStopped() {
+ synchronized (this.stopLock) {
+ return this.hasStopped;
+ }
+ }
+ // CraftBukkit end
+
public void stopServer() {
+ // CraftBukkit start - prevent double stopping on multiple threads
+ synchronized(this.stopLock) {
+ if (this.hasStopped) return;
+ this.hasStopped = true;
+ }
+ if (!hasLoggedStop && isDebugging()) io.papermc.paper.util.TraceUtil.dumpTraceForThread("Server stopped"); // Paper - Debugging
+ // CraftBukkit end
if (this.metricsRecorder.isRecording()) {
this.cancelRecordingMetrics();
}
MinecraftServer.LOGGER.info("Stopping server");
+ Commands.COMMAND_SENDING_POOL.shutdownNow(); // Paper - Perf: Async command map building; Shutdown and don't bother finishing
+ // CraftBukkit start
+ if (this.server != null) {
+ this.server.disablePlugins();
+ this.server.waitForAsyncTasksShutdown(); // Paper - Wait for Async Tasks during shutdown
+ }
+ // CraftBukkit end
+ if (io.papermc.paper.plugin.PluginInitializerManager.instance().pluginRemapper != null) io.papermc.paper.plugin.PluginInitializerManager.instance().pluginRemapper.shutdown(); // Paper - Plugin remapping
this.getConnection().stop();
this.isSaving = true;
if (this.playerList != null) {
MinecraftServer.LOGGER.info("Saving players");
this.playerList.saveAll();
- this.playerList.removeAll();
+ this.playerList.removeAll(this.isRestarting); // Paper
+ try { Thread.sleep(100); } catch (InterruptedException ex) {} // CraftBukkit - SPIGOT-625 - give server at least a chance to send packets
}
MinecraftServer.LOGGER.info("Saving worlds");
@@ -693,6 +1031,15 @@
} catch (IOException ioexception1) {
MinecraftServer.LOGGER.error("Failed to unlock level {}", this.storageSource.getLevelId(), ioexception1);
}
+ // Spigot start
+ io.papermc.paper.util.MCUtil.ASYNC_EXECUTOR.shutdown(); // Paper
+ try { io.papermc.paper.util.MCUtil.ASYNC_EXECUTOR.awaitTermination(30, java.util.concurrent.TimeUnit.SECONDS); // Paper
+ } catch (java.lang.InterruptedException ignored) {} // Paper
+ if (org.spigotmc.SpigotConfig.saveUserCacheOnStopOnly) {
+ MinecraftServer.LOGGER.info("Saving usercache.json");
+ this.getProfileCache().save(false); // Paper - Perf: Async GameProfileCache saving
+ }
+ // Spigot end
}
@@ -709,6 +1056,14 @@
}
public void halt(boolean waitForShutdown) {
+ // Paper start - allow passing of the intent to restart
+ this.safeShutdown(waitForShutdown, false);
+ }
+ public void safeShutdown(boolean waitForShutdown, boolean isRestarting) {
+ this.isRestarting = isRestarting;
+ this.hasLoggedStop = true; // Paper - Debugging
+ if (isDebugging()) io.papermc.paper.util.TraceUtil.dumpTraceForThread("Server stopped"); // Paper - Debugging
+ // Paper end
this.running = false;
if (waitForShutdown) {
try {
@@ -720,6 +1075,64 @@
}
+ // Spigot Start
+ private static double calcTps(double avg, double exp, double tps)
+ {
+ return ( avg * exp ) + ( tps * ( 1 - exp ) );
+ }
+
+ // Paper start - Further improve server tick loop
+ private static final long SEC_IN_NANO = 1000000000;
+ private static final long MAX_CATCHUP_BUFFER = TICK_TIME * TPS * 60L;
+ private long lastTick = 0;
+ private long catchupTime = 0;
+ public final RollingAverage tps1 = new RollingAverage(60);
+ public final RollingAverage tps5 = new RollingAverage(60 * 5);
+ public final RollingAverage tps15 = new RollingAverage(60 * 15);
+
+ public static class RollingAverage {
+ private final int size;
+ private long time;
+ private java.math.BigDecimal total;
+ private int index = 0;
+ private final java.math.BigDecimal[] samples;
+ private final long[] times;
+
+ RollingAverage(int size) {
+ this.size = size;
+ this.time = size * SEC_IN_NANO;
+ this.total = dec(TPS).multiply(dec(SEC_IN_NANO)).multiply(dec(size));
+ this.samples = new java.math.BigDecimal[size];
+ this.times = new long[size];
+ for (int i = 0; i < size; i++) {
+ this.samples[i] = dec(TPS);
+ this.times[i] = SEC_IN_NANO;
+ }
+ }
+
+ private static java.math.BigDecimal dec(long t) {
+ return new java.math.BigDecimal(t);
+ }
+ public void add(java.math.BigDecimal x, long t) {
+ time -= times[index];
+ total = total.subtract(samples[index].multiply(dec(times[index])));
+ samples[index] = x;
+ times[index] = t;
+ time += t;
+ total = total.add(x.multiply(dec(t)));
+ if (++index == size) {
+ index = 0;
+ }
+ }
+
+ public double getAverage() {
+ return total.divide(dec(time), 30, java.math.RoundingMode.HALF_UP).doubleValue();
+ }
+ }
+ private static final java.math.BigDecimal TPS_BASE = new java.math.BigDecimal(1E9).multiply(new java.math.BigDecimal(SAMPLE_INTERVAL));
+ // Paper end
+ // Spigot End
+
protected void runServer() {
try {
if (!this.initServer()) {
@@ -727,8 +1140,25 @@
}
this.nextTickTimeNanos = Util.getNanos();
- this.statusIcon = (ServerStatus.Favicon) this.loadStatusIcon().orElse((Object) null);
+ this.statusIcon = (ServerStatus.Favicon) this.loadStatusIcon().orElse(null); // CraftBukkit - decompile error
this.status = this.buildServerStatus();
+
+ // Spigot start
+ org.spigotmc.WatchdogThread.hasStarted = true; // Paper
+ Arrays.fill( this.recentTps, 20 );
+ // Paper start - further improve server tick loop
+ long tickSection = Util.getNanos();
+ long currentTime;
+ // Paper end - further improve server tick loop
+ // Paper start - Add onboarding message for initial server start
+ if (io.papermc.paper.configuration.GlobalConfiguration.isFirstStart) {
+ LOGGER.info("*************************************************************************************");
+ LOGGER.info("This is the first time you're starting this server.");
+ LOGGER.info("It's recommended you read our 'Getting Started' documentation for guidance.");
+ LOGGER.info("View this and more helpful information here: https://docs.papermc.io/paper/next-steps");
+ LOGGER.info("*************************************************************************************");
+ }
+ // Paper end - Add onboarding message for initial server start
while (this.running) {
long i;
@@ -744,11 +1174,30 @@
if (j > MinecraftServer.OVERLOADED_THRESHOLD_NANOS + 20L * i && this.nextTickTimeNanos - this.lastOverloadWarningNanos >= MinecraftServer.OVERLOADED_WARNING_INTERVAL_NANOS + 100L * i) {
long k = j / i;
+ if (this.server.getWarnOnOverload()) // CraftBukkit
MinecraftServer.LOGGER.warn("Can't keep up! Is the server overloaded? Running {}ms or {} ticks behind", j / TimeUtil.NANOSECONDS_PER_MILLISECOND, k);
this.nextTickTimeNanos += k * i;
this.lastOverloadWarningNanos = this.nextTickTimeNanos;
}
+ }
+ // Spigot start
+ // Paper start - further improve server tick loop
+ currentTime = Util.getNanos();
+ if (++MinecraftServer.currentTick % MinecraftServer.SAMPLE_INTERVAL == 0) {
+ final long diff = currentTime - tickSection;
+ final java.math.BigDecimal currentTps = TPS_BASE.divide(new java.math.BigDecimal(diff), 30, java.math.RoundingMode.HALF_UP);
+ tps1.add(currentTps, diff);
+ tps5.add(currentTps, diff);
+ tps15.add(currentTps, diff);
+
+ // Backwards compat with bad plugins
+ this.recentTps[0] = tps1.getAverage();
+ this.recentTps[1] = tps5.getAverage();
+ this.recentTps[2] = tps15.getAverage();
+ tickSection = currentTime;
}
+ // Paper end - further improve server tick loop
+ // Spigot end
boolean flag = i == 0L;
@@ -757,6 +1206,8 @@
this.debugCommandProfiler = new MinecraftServer.TimeProfiler(Util.getNanos(), this.tickCount);
}
+ //MinecraftServer.currentTick = (int) (System.currentTimeMillis() / 50); // CraftBukkit // Paper - don't overwrite current tick time
+ lastTick = currentTime;
this.nextTickTimeNanos += i;
try {
@@ -830,6 +1281,14 @@
this.services.profileCache().clearExecutor();
}
+ org.spigotmc.WatchdogThread.doStop(); // Spigot
+ // CraftBukkit start - Restore terminal to original settings
+ try {
+ net.minecrell.terminalconsole.TerminalConsoleAppender.close(); // Paper - Use TerminalConsoleAppender
+ } catch (Exception ignored) {
+ }
+ // CraftBukkit end
+ io.papermc.paper.log.CustomLogManager.forceReset(); // Paper - Reset loggers after shutdown
this.onServerExit();
}
@@ -889,9 +1348,16 @@
}
private boolean haveTime() {
- return this.runningTask() || Util.getNanos() < (this.mayHaveDelayedTasks ? this.delayedTasksMaxNextTickTimeNanos : this.nextTickTimeNanos);
+ // CraftBukkit start
+ return this.forceTicks || this.runningTask() || Util.getNanos() < (this.mayHaveDelayedTasks ? this.delayedTasksMaxNextTickTimeNanos : this.nextTickTimeNanos);
}
+ private void executeModerately() {
+ this.runAllTasks();
+ java.util.concurrent.locks.LockSupport.parkNanos("executing tasks", 1000L);
+ // CraftBukkit end
+ }
+
public static boolean throwIfFatalException() {
RuntimeException runtimeexception = (RuntimeException) MinecraftServer.fatalException.get();
@@ -903,7 +1369,7 @@
}
public static void setFatalException(RuntimeException exception) {
- MinecraftServer.fatalException.compareAndSet((Object) null, exception);
+ MinecraftServer.fatalException.compareAndSet(null, exception); // CraftBukkit - decompile error
}
@Override
@@ -961,6 +1427,7 @@
if (super.pollTask()) {
return true;
} else {
+ boolean ret = false; // Paper - force execution of all worlds, do not just bias the first
if (this.tickRateManager.isSprinting() || this.haveTime()) {
Iterator iterator = this.getAllLevels().iterator();
@@ -968,16 +1435,16 @@
ServerLevel worldserver = (ServerLevel) iterator.next();
if (worldserver.getChunkSource().pollTask()) {
- return true;
+ ret = true; // Paper - force execution of all worlds, do not just bias the first
}
}
}
- return false;
+ return ret; // Paper - force execution of all worlds, do not just bias the first
}
}
- public void doRunTask(TickTask ticktask) {
+ public void doRunTask(TickTask ticktask) { // CraftBukkit - decompile error
Profiler.get().incrementCounter("runTask");
super.doRunTask(ticktask);
}
@@ -1025,6 +1492,7 @@
}
public void tickServer(BooleanSupplier shouldKeepTicking) {
+ org.spigotmc.WatchdogThread.tick(); // Spigot
long i = Util.getNanos();
int j = this.pauseWhileEmptySeconds() * 20;
@@ -1041,11 +1509,13 @@
this.autoSave();
}
+ this.server.getScheduler().mainThreadHeartbeat(); // CraftBukkit
this.tickConnection();
return;
}
}
+ new com.destroystokyo.paper.event.server.ServerTickStartEvent(this.tickCount+1).callEvent(); // Paper - Server Tick Events
++this.tickCount;
this.tickRateManager.tick();
this.tickChildren(shouldKeepTicking);
@@ -1055,12 +1525,18 @@
}
--this.ticksUntilAutosave;
- if (this.ticksUntilAutosave <= 0) {
+ if (this.autosavePeriod > 0 && this.ticksUntilAutosave <= 0) { // CraftBukkit
this.autoSave();
}
ProfilerFiller gameprofilerfiller = Profiler.get();
+ this.runAllTasks(); // Paper - move runAllTasks() into full server tick (previously for timings)
+ // Paper start - Server Tick Events
+ long endTime = System.nanoTime();
+ long remaining = (TICK_TIME - (endTime - lastTick)) - catchupTime;
+ new com.destroystokyo.paper.event.server.ServerTickEndEvent(this.tickCount, ((double)(endTime - lastTick) / 1000000D), remaining).callEvent();
+ // Paper end - Server Tick Events
gameprofilerfiller.push("tallying");
long k = Util.getNanos() - i;
int l = this.tickCount % 100;
@@ -1069,12 +1545,17 @@
this.aggregatedTickTimesNanos += k;
this.tickTimesNanos[l] = k;
this.smoothedTickTimeMillis = this.smoothedTickTimeMillis * 0.8F + (float) k / (float) TimeUtil.NANOSECONDS_PER_MILLISECOND * 0.19999999F;
+ // Paper start - Add tick times API and /mspt command
+ this.tickTimes5s.add(this.tickCount, k);
+ this.tickTimes10s.add(this.tickCount, k);
+ this.tickTimes60s.add(this.tickCount, k);
+ // Paper end - Add tick times API and /mspt command
this.logTickMethodTime(i);
gameprofilerfiller.pop();
}
private void autoSave() {
- this.ticksUntilAutosave = this.computeNextAutosaveInterval();
+ this.ticksUntilAutosave = this.autosavePeriod; // CraftBukkit
MinecraftServer.LOGGER.debug("Autosave started");
ProfilerFiller gameprofilerfiller = Profiler.get();
@@ -1123,7 +1604,7 @@
private ServerStatus buildServerStatus() {
ServerStatus.Players serverping_serverpingplayersample = this.buildPlayerStatus();
- return new ServerStatus(Component.nullToEmpty(this.motd), Optional.of(serverping_serverpingplayersample), Optional.of(ServerStatus.Version.current()), Optional.ofNullable(this.statusIcon), this.enforceSecureProfile());
+ return new ServerStatus(io.papermc.paper.adventure.PaperAdventure.asVanilla(this.motd), Optional.of(serverping_serverpingplayersample), Optional.of(ServerStatus.Version.current()), Optional.ofNullable(this.statusIcon), this.enforceSecureProfile()); // Paper - Adventure
}
private ServerStatus.Players buildPlayerStatus() {
@@ -1133,7 +1614,7 @@
if (this.hidesOnlinePlayers()) {
return new ServerStatus.Players(i, list.size(), List.of());
} else {
- int j = Math.min(list.size(), 12);
+ int j = Math.min(list.size(), org.spigotmc.SpigotConfig.playerSample); // Paper - PaperServerListPingEvent
ObjectArrayList<GameProfile> objectarraylist = new ObjectArrayList(j);
int k = Mth.nextInt(this.random, 0, list.size() - j);
@@ -1154,24 +1635,72 @@
this.getPlayerList().getPlayers().forEach((entityplayer) -> {
entityplayer.connection.suspendFlushing();
});
+ this.server.getScheduler().mainThreadHeartbeat(); // CraftBukkit
+ // Paper start - Folia scheduler API
+ ((io.papermc.paper.threadedregions.scheduler.FoliaGlobalRegionScheduler) Bukkit.getGlobalRegionScheduler()).tick();
+ getAllLevels().forEach(level -> {
+ for (final Entity entity : level.getEntities().getAll()) {
+ if (entity.isRemoved()) {
+ continue;
+ }
+ final org.bukkit.craftbukkit.entity.CraftEntity bukkit = entity.getBukkitEntityRaw();
+ if (bukkit != null) {
+ bukkit.taskScheduler.executeTick();
+ }
+ }
+ });
+ // Paper end - Folia scheduler API
+ io.papermc.paper.adventure.providers.ClickCallbackProviderImpl.CALLBACK_MANAGER.handleQueue(this.tickCount); // Paper
gameprofilerfiller.push("commandFunctions");
this.getFunctions().tick();
gameprofilerfiller.popPush("levels");
- Iterator iterator = this.getAllLevels().iterator();
+ //Iterator iterator = this.getAllLevels().iterator(); // Paper - Throw exception on world create while being ticked; moved down
+
+ // CraftBukkit start
+ // Run tasks that are waiting on processing
+ while (!this.processQueue.isEmpty()) {
+ this.processQueue.remove().run();
+ }
+
+ // Send time updates to everyone, it will get the right time from the world the player is in.
+ // Paper start - Perf: Optimize time updates
+ for (final ServerLevel level : this.getAllLevels()) {
+ final boolean doDaylight = level.getGameRules().getBoolean(GameRules.RULE_DAYLIGHT);
+ final long dayTime = level.getDayTime();
+ long worldTime = level.getGameTime();
+ final ClientboundSetTimePacket worldPacket = new ClientboundSetTimePacket(worldTime, dayTime, doDaylight);
+ for (Player entityhuman : level.players()) {
+ if (!(entityhuman instanceof ServerPlayer) || (tickCount + entityhuman.getId()) % 20 != 0) {
+ continue;
+ }
+ ServerPlayer entityplayer = (ServerPlayer) entityhuman;
+ long playerTime = entityplayer.getPlayerTime();
+ ClientboundSetTimePacket packet = (playerTime == dayTime) ? worldPacket :
+ new ClientboundSetTimePacket(worldTime, playerTime, doDaylight);
+ entityplayer.connection.send(packet); // Add support for per player time
+ // Paper end - Perf: Optimize time updates
+ }
+ }
+ this.isIteratingOverLevels = true; // Paper - Throw exception on world create while being ticked
+ Iterator iterator = this.getAllLevels().iterator(); // Paper - Throw exception on world create while being ticked; move down
while (iterator.hasNext()) {
ServerLevel worldserver = (ServerLevel) iterator.next();
+ worldserver.hasPhysicsEvent = org.bukkit.event.block.BlockPhysicsEvent.getHandlerList().getRegisteredListeners().length > 0; // Paper - BlockPhysicsEvent
+ worldserver.hasEntityMoveEvent = io.papermc.paper.event.entity.EntityMoveEvent.getHandlerList().getRegisteredListeners().length > 0; // Paper - Add EntityMoveEvent
gameprofilerfiller.push(() -> {
String s = String.valueOf(worldserver);
return s + " " + String.valueOf(worldserver.dimension().location());
});
+ /* Drop global time updates
if (this.tickCount % 20 == 0) {
gameprofilerfiller.push("timeSync");
this.synchronizeTime(worldserver);
gameprofilerfiller.pop();
}
+ // CraftBukkit end */
gameprofilerfiller.push("tick");
@@ -1186,7 +1715,9 @@
gameprofilerfiller.pop();
gameprofilerfiller.pop();
+ worldserver.explosionDensityCache.clear(); // Paper - Optimize explosions
}
+ this.isIteratingOverLevels = false; // Paper - Throw exception on world create while being ticked
gameprofilerfiller.popPush("connection");
this.tickConnection();
@@ -1267,6 +1798,22 @@
return (ServerLevel) this.levels.get(key);
}
+ // CraftBukkit start
+ public void addLevel(ServerLevel level) {
+ Map<ResourceKey<Level>, ServerLevel> oldLevels = this.levels;
+ Map<ResourceKey<Level>, ServerLevel> newLevels = Maps.newLinkedHashMap(oldLevels);
+ newLevels.put(level.dimension(), level);
+ this.levels = Collections.unmodifiableMap(newLevels);
+ }
+
+ public void removeLevel(ServerLevel level) {
+ Map<ResourceKey<Level>, ServerLevel> oldLevels = this.levels;
+ Map<ResourceKey<Level>, ServerLevel> newLevels = Maps.newLinkedHashMap(oldLevels);
+ newLevels.remove(level.dimension());
+ this.levels = Collections.unmodifiableMap(newLevels);
+ }
+ // CraftBukkit end
+
public Set<ResourceKey<Level>> levelKeys() {
return this.levels.keySet();
}
@@ -1296,7 +1843,7 @@
@DontObfuscate
public String getServerModName() {
- return "vanilla";
+ return io.papermc.paper.ServerBuildInfo.buildInfo().brandName(); // Paper
}
public SystemReport fillSystemReport(SystemReport details) {
@@ -1347,7 +1894,7 @@
@Override
public void sendSystemMessage(Component message) {
- MinecraftServer.LOGGER.info(message.getString());
+ MinecraftServer.LOGGER.info(io.papermc.paper.adventure.PaperAdventure.ANSI_SERIALIZER.serialize(io.papermc.paper.adventure.PaperAdventure.asAdventure(message))); // Paper - Log message with colors
}
public KeyPair getKeyPair() {
@@ -1385,11 +1932,14 @@
}
}
- public void setDifficulty(Difficulty difficulty, boolean forceUpdate) {
- if (forceUpdate || !this.worldData.isDifficultyLocked()) {
- this.worldData.setDifficulty(this.worldData.isHardcore() ? Difficulty.HARD : difficulty);
- this.updateMobSpawningFlags();
- this.getPlayerList().getPlayers().forEach(this::sendDifficultyUpdate);
+ // Paper start - per level difficulty
+ public void setDifficulty(ServerLevel level, Difficulty difficulty, boolean forceUpdate) {
+ PrimaryLevelData worldData = level.serverLevelData;
+ if (forceUpdate || !worldData.isDifficultyLocked()) {
+ worldData.setDifficulty(worldData.isHardcore() ? Difficulty.HARD : difficulty);
+ level.setSpawnSettings(worldData.getDifficulty() != Difficulty.PEACEFUL && ((DedicatedServer) this).settings.getProperties().spawnMonsters);
+ // this.getPlayerList().getPlayers().forEach(this::sendDifficultyUpdate);
+ // Paper end - per level difficulty
}
}
@@ -1403,7 +1953,7 @@
while (iterator.hasNext()) {
ServerLevel worldserver = (ServerLevel) iterator.next();
- worldserver.setSpawnSettings(this.isSpawningMonsters());
+ worldserver.setSpawnSettings(worldserver.serverLevelData.getDifficulty() != Difficulty.PEACEFUL && ((DedicatedServer) this).settings.getProperties().spawnMonsters); // Paper - per level difficulty (from setDifficulty(ServerLevel, Difficulty, boolean))
}
}
@@ -1481,10 +2031,20 @@
@Override
public String getMotd() {
- return this.motd;
+ return net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer.legacySection().serialize(this.motd); // Paper - Adventure
}
public void setMotd(String motd) {
+ // Paper start - Adventure
+ this.motd = net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer.legacySection().deserializeOr(motd, net.kyori.adventure.text.Component.empty());
+ }
+
+ public net.kyori.adventure.text.Component motd() {
+ return this.motd;
+ }
+
+ public void motd(net.kyori.adventure.text.Component motd) {
+ // Paper end - Adventure
this.motd = motd;
}
@@ -1507,7 +2067,7 @@
}
public ServerConnectionListener getConnection() {
- return this.connection;
+ return this.connection == null ? this.connection = new ServerConnectionListener(this) : this.connection; // Spigot
}
public boolean isReady() {
@@ -1593,7 +2153,7 @@
@Override
public void executeIfPossible(Runnable runnable) {
if (this.isStopped()) {
- throw new RejectedExecutionException("Server already shutting down");
+ throw new io.papermc.paper.util.ServerStopRejectedExecutionException("Server already shutting down"); // Paper - do not prematurely disconnect players on stop
} else {
super.executeIfPossible(runnable);
}
@@ -1632,13 +2192,19 @@
return this.functionManager;
}
+ // Paper start - Add ServerResourcesReloadedEvent
+ @Deprecated @io.papermc.paper.annotation.DoNotUse
public CompletableFuture<Void> reloadResources(Collection<String> dataPacks) {
+ return this.reloadResources(dataPacks, io.papermc.paper.event.server.ServerResourcesReloadedEvent.Cause.PLUGIN);
+ }
+ public CompletableFuture<Void> reloadResources(Collection<String> dataPacks, io.papermc.paper.event.server.ServerResourcesReloadedEvent.Cause cause) {
+ // Paper end - Add ServerResourcesReloadedEvent
CompletableFuture<Void> completablefuture = CompletableFuture.supplyAsync(() -> {
- Stream stream = dataPacks.stream();
+ Stream<String> stream = dataPacks.stream(); // CraftBukkit - decompile error
PackRepository resourcepackrepository = this.packRepository;
Objects.requireNonNull(this.packRepository);
- return (ImmutableList) stream.map(resourcepackrepository::getPack).filter(Objects::nonNull).map(Pack::open).collect(ImmutableList.toImmutableList());
+ return stream.<Pack>map(resourcepackrepository::getPack).filter(Objects::nonNull).map(Pack::open).collect(ImmutableList.toImmutableList()); // CraftBukkit - decompile error // Paper - decompile error // todo: is this needed anymore?
}, this).thenCompose((immutablelist) -> {
MultiPackResourceManager resourcemanager = new MultiPackResourceManager(PackType.SERVER_DATA, immutablelist);
List<Registry.PendingTags<?>> list = TagLoader.loadTagsForExistingRegistries(resourcemanager, this.registries.compositeAccess());
@@ -1652,6 +2218,7 @@
return new MinecraftServer.ReloadableResources(resourcemanager, datapackresources);
});
}).thenAcceptAsync((minecraftserver_reloadableresources) -> {
+ io.papermc.paper.command.brigadier.PaperBrigadier.moveBukkitCommands(this.resources.managers().getCommands(), minecraftserver_reloadableresources.managers().commands); // Paper
this.resources.close();
this.resources = minecraftserver_reloadableresources;
this.packRepository.setSelected(dataPacks);
@@ -1660,11 +2227,23 @@
this.worldData.setDataConfiguration(worlddataconfiguration);
this.resources.managers.updateStaticRegistryTags();
this.resources.managers.getRecipeManager().finalizeRecipeLoading(this.worldData.enabledFeatures());
+ this.potionBrewing = this.potionBrewing.reload(this.worldData.enabledFeatures()); // Paper - Custom Potion Mixes
this.getPlayerList().saveAll();
this.getPlayerList().reloadResources();
this.functionManager.replaceLibrary(this.resources.managers.getFunctionLibrary());
this.structureTemplateManager.onResourceManagerReload(this.resources.resourceManager);
this.fuelValues = FuelValues.vanillaBurnTimes(this.registries.compositeAccess(), this.worldData.enabledFeatures());
+ org.bukkit.craftbukkit.block.data.CraftBlockData.reloadCache(); // Paper - cache block data strings; they can be defined by datapacks so refresh it here
+ // Paper start - brigadier command API
+ io.papermc.paper.command.brigadier.PaperCommands.INSTANCE.setValid(); // reset invalid state for event fire below
+ io.papermc.paper.plugin.lifecycle.event.LifecycleEventRunner.INSTANCE.callReloadableRegistrarEvent(io.papermc.paper.plugin.lifecycle.event.types.LifecycleEvents.COMMANDS, io.papermc.paper.command.brigadier.PaperCommands.INSTANCE, org.bukkit.plugin.Plugin.class, io.papermc.paper.plugin.lifecycle.event.registrar.ReloadableRegistrarEvent.Cause.RELOAD); // call commands event for regular plugins
+ final org.bukkit.craftbukkit.help.SimpleHelpMap helpMap = (org.bukkit.craftbukkit.help.SimpleHelpMap) this.server.getHelpMap();
+ helpMap.clear();
+ helpMap.initializeGeneralTopics();
+ helpMap.initializeCommands();
+ this.server.syncCommands(); // Refresh commands after event
+ // Paper end
+ new io.papermc.paper.event.server.ServerResourcesReloadedEvent(cause).callEvent(); // Paper - Add ServerResourcesReloadedEvent; fire after everything has been reloaded
}, this);
if (this.isSameThread()) {
@@ -1789,14 +2368,15 @@
if (this.isEnforceWhitelist()) {
PlayerList playerlist = source.getServer().getPlayerList();
UserWhiteList whitelist = playerlist.getWhiteList();
+ if (!((DedicatedServer) getServer()).getProperties().whiteList.get()) return; // Paper - whitelist not enabled
List<ServerPlayer> list = Lists.newArrayList(playerlist.getPlayers());
Iterator iterator = list.iterator();
while (iterator.hasNext()) {
ServerPlayer entityplayer = (ServerPlayer) iterator.next();
- if (!whitelist.isWhiteListed(entityplayer.getGameProfile())) {
- entityplayer.connection.disconnect((Component) Component.translatable("multiplayer.disconnect.not_whitelisted"));
+ if (!whitelist.isWhiteListed(entityplayer.getGameProfile()) && !this.getPlayerList().isOp(entityplayer.getGameProfile())) { // Paper - Fix kicking ops when whitelist is reloaded (MC-171420)
+ entityplayer.connection.disconnect(net.kyori.adventure.text.Component.text(org.spigotmc.SpigotConfig.whitelistMessage), org.bukkit.event.player.PlayerKickEvent.Cause.WHITELIST); // Paper - use configurable message & kick event cause
}
}
@@ -1952,7 +2532,7 @@
final List<String> list = Lists.newArrayList();
final GameRules gamerules = this.getGameRules();
- gamerules.visitGameRuleTypes(new GameRules.GameRuleTypeVisitor(this) {
+ gamerules.visitGameRuleTypes(new GameRules.GameRuleTypeVisitor() { // CraftBukkit - decompile error
@Override
public <T extends GameRules.Value<T>> void visit(GameRules.Key<T> key, GameRules.Type<T> type) {
list.add(String.format(Locale.ROOT, "%s=%s\n", key.getId(), gamerules.getRule(key)));
@@ -2058,7 +2638,7 @@
try {
label51:
{
- ArrayList arraylist;
+ ArrayList<NativeModuleLister.NativeModuleInfo> arraylist; // CraftBukkit - decompile error
try {
arraylist = Lists.newArrayList(NativeModuleLister.listModules());
@@ -2108,6 +2688,21 @@
}
+ // CraftBukkit start
+ public boolean isDebugging() {
+ return false;
+ }
+
+ public static MinecraftServer getServer() {
+ return SERVER; // Paper
+ }
+
+ @Deprecated
+ public static RegistryAccess getDefaultRegistryAccess() {
+ return CraftRegistry.getMinecraftRegistry();
+ }
+ // CraftBukkit end
+
private ProfilerFiller createProfiler() {
if (this.willStartRecordingMetrics) {
this.metricsRecorder = ActiveMetricsRecorder.createStarted(new ServerMetricsSamplersProvider(Util.timeSource, this.isDedicatedServer()), Util.timeSource, Util.ioPool(), new MetricsPersister("server"), this.onMetricsRecordingStopped, (path) -> {
@@ -2225,18 +2820,24 @@
}
public void logChatMessage(Component message, ChatType.Bound params, @Nullable String prefix) {
- String s1 = params.decorate(message).getString();
+ // Paper start
+ net.kyori.adventure.text.Component s1 = io.papermc.paper.adventure.PaperAdventure.asAdventure(params.decorate(message));
if (prefix != null) {
- MinecraftServer.LOGGER.info("[{}] {}", prefix, s1);
+ MinecraftServer.COMPONENT_LOGGER.info("[{}] {}", prefix, s1);
} else {
- MinecraftServer.LOGGER.info("{}", s1);
+ MinecraftServer.COMPONENT_LOGGER.info("{}", s1);
+ // Paper end
}
}
+ public final java.util.concurrent.ExecutorService chatExecutor = java.util.concurrent.Executors.newCachedThreadPool(
+ new com.google.common.util.concurrent.ThreadFactoryBuilder().setDaemon(true).setNameFormat("Async Chat Thread - #%d").setUncaughtExceptionHandler(new net.minecraft.DefaultUncaughtExceptionHandlerWithName(net.minecraft.server.MinecraftServer.LOGGER)).build()); // Paper
+
+ public final ChatDecorator improvedChatDecorator = new io.papermc.paper.adventure.ImprovedChatDecorator(this); // Paper - adventure
public ChatDecorator getChatDecorator() {
- return ChatDecorator.PLAIN;
+ return this.improvedChatDecorator; // Paper - support async chat decoration events
}
public boolean logIPs() {
@@ -2379,4 +2980,30 @@
public static record ServerResourcePackInfo(UUID id, String url, String hash, boolean isRequired, @Nullable Component prompt) {
}
+
+ // Paper start - Add tick times API and /mspt command
+ public static class TickTimes {
+ private final long[] times;
+
+ public TickTimes(int length) {
+ times = new long[length];
+ }
+
+ void add(int index, long time) {
+ times[index % times.length] = time;
+ }
+
+ public long[] getTimes() {
+ return times.clone();
+ }
+
+ public double getAverage() {
+ long total = 0L;
+ for (long value : times) {
+ total += value;
+ }
+ return ((double) total / (double) times.length) * 1.0E-6D;
+ }
+ }
+ // Paper end - Add tick times API and /mspt command
}