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-rw-r--r--patch-remap/mache-spigotflower-stripped/net/minecraft/server/MinecraftServer.java.patch682
1 files changed, 682 insertions, 0 deletions
diff --git a/patch-remap/mache-spigotflower-stripped/net/minecraft/server/MinecraftServer.java.patch b/patch-remap/mache-spigotflower-stripped/net/minecraft/server/MinecraftServer.java.patch
new file mode 100644
index 0000000000..3879c6d86f
--- /dev/null
+++ b/patch-remap/mache-spigotflower-stripped/net/minecraft/server/MinecraftServer.java.patch
@@ -0,0 +1,682 @@
+--- a/net/minecraft/server/MinecraftServer.java
++++ b/net/minecraft/server/MinecraftServer.java
+@@ -151,6 +150,23 @@
+ 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 net.minecraft.world.level.storage.loot.LootDataManager;
++import org.slf4j.Logger;
++
++// CraftBukkit start
++import com.mojang.serialization.Dynamic;
++import com.mojang.serialization.Lifecycle;
++import java.util.Random;
++import jline.console.ConsoleReader;
++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.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;
+@@ -163,7 +180,11 @@
+ import net.minecraft.world.level.storage.loot.LootDataManager;
+ import net.minecraft.world.phys.Vec2;
+ import net.minecraft.world.phys.Vec3;
+-import org.slf4j.Logger;
++import org.bukkit.Bukkit;
++import org.bukkit.craftbukkit.CraftServer;
++import org.bukkit.craftbukkit.Main;
++import org.bukkit.event.server.ServerLoadEvent;
++// CraftBukkit end
+
+ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTask> implements ServerInfo, CommandSource, AutoCloseable {
+
+@@ -171,7 +192,7 @@
+ 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;
+@@ -254,7 +275,20 @@
+ protected final WorldData worldData;
+ private volatile boolean isSaving;
+
+- public static <S extends MinecraftServer> S spin(Function<Thread, S> function) {
++ // CraftBukkit start
++ public final WorldLoader.a worldLoader;
++ public org.bukkit.craftbukkit.CraftServer server;
++ public OptionSet options;
++ public org.bukkit.command.ConsoleCommandSender console;
++ public ConsoleReader reader;
++ public static int currentTick = (int) (System.currentTimeMillis() / 50);
++ public java.util.Queue<Runnable> processQueue = new java.util.concurrent.ConcurrentLinkedQueue<Runnable>();
++ public int autosavePeriod;
++ public Commands vanillaCommandDispatcher;
++ private boolean forceTicks;
++ // CraftBukkit end
++
++ public static <S extends MinecraftServer> S spin(Function<Thread, S> threadFunction) {
+ AtomicReference<S> atomicreference = new AtomicReference();
+ Thread thread = new Thread(() -> {
+ ((MinecraftServer) atomicreference.get()).runServer();
+@@ -295,7 +329,7 @@
+ this.customBossEvents = new CustomBossEvents();
+ this.registries = worldstem.registries();
+ this.worldData = worldstem.worldData();
+- if (!this.registries.compositeAccess().registryOrThrow(Registries.LEVEL_STEM).containsKey(LevelStem.OVERWORLD)) {
++ if (false && !this.registries.compositeAccess().registryOrThrow(Registries.LEVEL_STEM).containsKey(LevelStem.OVERWORLD)) { // CraftBukkit - initialised later
+ throw new IllegalStateException("Missing Overworld dimension data");
+ } else {
+ this.proxy = proxy;
+@@ -319,6 +353,33 @@
+ this.serverThread = thread;
+ this.executor = Util.backgroundExecutor();
+ }
++ // CraftBukkit start
++ this.options = options;
++ this.worldLoader = worldLoader;
++ this.vanillaCommandDispatcher = worldstem.dataPackResources().commands; // CraftBukkit
++ // 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 {
++ reader = new ConsoleReader(System.in, System.out);
++ 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;
++ reader = new ConsoleReader(System.in, System.out);
++ reader.setExpandEvents(false);
++ } catch (IOException ex) {
++ LOGGER.warn((String) null, ex);
++ }
++ }
++ Runtime.getRuntime().addShutdownHook(new org.bukkit.craftbukkit.util.ServerShutdownThread(this));
++ // CraftBukkit end
+ }
+
+ private void readScoreboard(DimensionDataStorage dimensiondatastorage) {
+@@ -327,7 +388,7 @@
+
+ protected abstract boolean initServer() throws IOException;
+
+- protected void loadLevel() {
++ protected void loadLevel(String s) { // CraftBukkit
+ if (!JvmProfiler.INSTANCE.isRunning()) {
+ ;
+ }
+@@ -335,8 +396,7 @@
+ boolean flag = false;
+ ProfiledDuration profiledduration = JvmProfiler.INSTANCE.onWorldLoadedStarted();
+
+- this.worldData.setModdedInfo(this.getServerModName(), this.getModdedStatus().shouldReportAsModified());
+- ChunkProgressListener chunkprogresslistener = this.progressListenerFactory.create(11);
++ loadWorld0(s); // CraftBukkit
+
+ this.createLevels(chunkprogresslistener);
+ this.forceDifficulty();
+@@ -357,16 +414,9 @@
+
+ protected void forceDifficulty() {}
+
+- protected void createLevels(ChunkProgressListener chunkprogresslistener) {
+- ServerLevelData serverleveldata = this.worldData.overworldData();
+- boolean flag = this.worldData.isDebugWorld();
+- Registry<LevelStem> registry = this.registries.compositeAccess().registryOrThrow(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(serverleveldata));
+- LevelStem levelstem = (LevelStem) registry.get(LevelStem.OVERWORLD);
+- ServerLevel serverlevel = new ServerLevel(this, this.executor, this.storageSource, serverleveldata, Level.OVERWORLD, levelstem, chunkprogresslistener, flag, j, list, true, (RandomSequences) null);
++ // CraftBukkit start
++ private void loadWorld0(String s) {
++ LevelStorageSource.LevelStorageAccess worldSession = this.storageSource;
+
+ this.levels.put(Level.OVERWORLD, serverlevel);
+ DimensionDataStorage dimensiondatastorage = serverlevel.getDataStorage();
+@@ -375,7 +425,207 @@
+ this.commandStorage = new CommandStorage(dimensiondatastorage);
+ WorldBorder worldborder = serverlevel.getWorldBorder();
+
+- if (!serverleveldata.isInitialized()) {
++ if (dimensionKey == LevelStem.NETHER) {
++ if (isNetherEnabled()) {
++ dimension = -1;
++ } else {
++ continue;
++ }
++ } else if (dimensionKey == LevelStem.END) {
++ if (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();
++ 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(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.a worldloader_a = this.worldLoader;
++ Registry<LevelStem> iregistry = worldloader_a.datapackDimensions().registryOrThrow(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());
++ worldoptions = options.has("bonusChest") ? dedicatedserverproperties.worldOptions.withBonusChest(true) : dedicatedserverproperties.worldOptions;
++ worlddimensions = dedicatedserverproperties.createDimensions(worldloader_a.datapackWorldgen());
++ }
++
++ WorldDimensions.b 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 (options.has("forceUpgrade")) {
++ net.minecraft.server.Main.forceUpgrade(worldSession, DataFixers.getDataFixer(), options.has("eraseCache"), () -> {
++ return true;
++ }, dimensions);
++ }
++
++ 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 MobSpawnerPhantom(), new PatrolSpawner(), new CatSpawner(), new VillageSiege(), new WanderingTraderSpawner(iworlddataserver));
++ LevelStem worlddimension = (LevelStem) dimensions.get(dimensionKey);
++
++ org.bukkit.generator.WorldInfo worldInfo = new org.bukkit.craftbukkit.generator.CraftWorldInfo(iworlddataserver, worldSession, org.bukkit.World.Environment.getEnvironment(dimension), worlddimension.type().value());
++ 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(11);
++
++ 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(11);
++ world = new ServerLevel(this, this.executor, worldSession, iworlddataserver, worldKey, worlddimension, worldloadlistener, flag, j, ImmutableList.of(), true, this.overworld().getRandomSequences(), org.bukkit.World.Environment.getEnvironment(dimension), gen, biomeProvider);
++ }
++
++ worlddata.setModdedInfo(this.getServerModName(), this.getModdedStatus().shouldReportAsModified());
++ this.initWorld(world, worlddata, worldData, worldoptions);
++
++ this.addLevel(world);
++ this.getPlayerList().addWorldborderListener(world);
++
++ if (worlddata.getCustomBossEvents() != null) {
++ this.getCustomBossEvents().load(worlddata.getCustomBossEvents());
++ }
++ }
++ 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()));
++ }
++
++ this.server.enablePlugins(org.bukkit.plugin.PluginLoadOrder.POSTWORLD);
++ 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 {
+ setInitialSpawn(serverlevel, serverleveldata, worldoptions.generateBonusChest(), flag);
+ serverleveldata.setInitialized(true);
+@@ -421,17 +648,30 @@
+
+ worldborder.applySettings(serverleveldata.getWorldBorder());
+ }
++ // CraftBukkit end
+
+ private static void setInitialSpawn(ServerLevel serverlevel, ServerLevelData serverleveldata, boolean flag, boolean flag1) {
+ if (flag1) {
+ serverleveldata.setSpawn(BlockPos.ZERO.above(80), 0.0F);
+ } else {
+- ServerChunkCache serverchunkcache = serverlevel.getChunkSource();
+- ChunkPos chunkpos = new ChunkPos(serverchunkcache.randomState().sampler().findSpawnPosition());
+- int i = serverchunkcache.getGenerator().getSpawnHeight(serverlevel);
++ ServerChunkCache chunkproviderserver = level.getChunkSource();
++ ChunkPos chunkcoordintpair = new ChunkPos(chunkproviderserver.randomState().sampler().findSpawnPosition());
++ // CraftBukkit start
++ if (level.generator != null) {
++ Random rand = new Random(level.getSeed());
++ org.bukkit.Location spawn = level.generator.getFixedSpawnLocation(level.getWorld(), rand);
+
+- if (i < serverlevel.getMinBuildHeight()) {
+- BlockPos blockpos = chunkpos.getWorldPosition();
++ if (spawn != null) {
++ if (spawn.getWorld() != level.getWorld()) {
++ throw new IllegalStateException("Cannot set spawn point for " + levelData.getLevelName() + " to be in another world (" + spawn.getWorld().getName() + ")");
++ } else {
++ levelData.setSpawn(new BlockPos(spawn.getBlockX(), spawn.getBlockY(), spawn.getBlockZ()), spawn.getYaw());
++ return;
++ }
++ }
++ }
++ // CraftBukkit end
++ int i = chunkproviderserver.getGenerator().getSpawnHeight(level);
+
+ i = serverlevel.getHeight(Heightmap.Types.WORLD_SURFACE, blockpos.getX() + 8, blockpos.getZ() + 8);
+ }
+@@ -487,8 +730,11 @@
+ serverleveldata.setGameType(GameType.SPECTATOR);
+ }
+
+- private void prepareLevels(ChunkProgressListener chunkprogresslistener) {
+- ServerLevel serverlevel = 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 {}", serverlevel.dimension().location());
+ BlockPos blockpos = serverlevel.getSharedSpawnPos();
+@@ -497,7 +743,9 @@
+ ServerChunkCache serverchunkcache = serverlevel.getChunkSource();
+
+ this.nextTickTimeNanos = Util.getNanos();
+- serverchunkcache.addRegionTicket(TicketType.START, new ChunkPos(blockpos), 11, Unit.INSTANCE);
++ // CraftBukkit start
++ if (worldserver.getWorld().getKeepSpawnInMemory()) {
++ chunkproviderserver.addRegionTicket(TicketType.START, new ChunkPos(blockposition), 11, Unit.INSTANCE);
+
+ while (serverchunkcache.getTickingGenerated() != 441) {
+ this.nextTickTimeNanos = Util.getNanos() + MinecraftServer.PREPARE_LEVELS_DEFAULT_DELAY_NANOS;
+@@ -508,9 +757,10 @@
+ this.waitUntilNextTick();
+ Iterator iterator = this.levels.values().iterator();
+
+- while (iterator.hasNext()) {
+- ServerLevel serverlevel1 = (ServerLevel) iterator.next();
+- ForcedChunksSavedData forcedchunkssaveddata = (ForcedChunksSavedData) serverlevel1.getDataStorage().get(ForcedChunksSavedData.factory(), "chunks");
++ if (true) {
++ ServerLevel worldserver1 = worldserver;
++ // CraftBukkit end
++ ForcedChunksSavedData forcedchunk = (ForcedChunksSavedData) worldserver1.getDataStorage().get(ForcedChunksSavedData.factory(), "chunks");
+
+ if (forcedchunkssaveddata != null) {
+ LongIterator longiterator = forcedchunkssaveddata.getChunks().iterator();
+@@ -524,10 +774,17 @@
+ }
+ }
+
+- this.nextTickTimeNanos = Util.getNanos() + MinecraftServer.PREPARE_LEVELS_DEFAULT_DELAY_NANOS;
+- this.waitUntilNextTick();
+- chunkprogresslistener.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(this.isSpawningMonsters(), this.isSpawningAnimals());
++
++ this.forceTicks = false;
++ // CraftBukkit end
+ }
+
+ public GameType getDefaultGameType() {
+@@ -557,13 +814,17 @@
+ serverlevel.save((ProgressListener) null, flag1, serverlevel.noSave && !flag2);
+ }
+
+- ServerLevel serverlevel1 = this.overworld();
+- ServerLevelData serverleveldata = this.worldData.overworldData();
++ // CraftBukkit start - moved to WorldServer.save
++ /*
++ WorldServer worldserver1 = this.overworld();
++ IWorldDataServer iworlddataserver = this.worldData.overworldData();
+
+ serverleveldata.setWorldBorder(serverlevel1.getWorldBorder().createSettings());
+ this.worldData.setCustomBossEvents(this.getCustomBossEvents().save());
+ this.storageSource.saveDataTag(this.registryAccess(), this.worldData, this.getPlayerList().getSingleplayerData());
+- if (flag1) {
++ */
++ // CraftBukkit end
++ if (flush) {
+ Iterator iterator1 = this.getAllLevels().iterator();
+
+ while (iterator1.hasNext()) {
+@@ -598,18 +858,40 @@
+ this.stopServer();
+ }
+
++ // CraftBukkit start
++ private boolean hasStopped = false;
++ private final Object stopLock = new Object();
++ public final boolean hasStopped() {
++ synchronized (stopLock) {
++ return hasStopped;
++ }
++ }
++ // CraftBukkit end
++
+ public void stopServer() {
++ // CraftBukkit start - prevent double stopping on multiple threads
++ synchronized(stopLock) {
++ if (hasStopped) return;
++ hasStopped = true;
++ }
++ // CraftBukkit end
+ if (this.metricsRecorder.isRecording()) {
+ this.cancelRecordingMetrics();
+ }
+
+ MinecraftServer.LOGGER.info("Stopping server");
++ // CraftBukkit start
++ if (this.server != null) {
++ this.server.disablePlugins();
++ }
++ // CraftBukkit end
+ this.getConnection().stop();
+ this.isSaving = true;
+ if (this.playerList != null) {
+ MinecraftServer.LOGGER.info("Saving players");
+ this.playerList.saveAll();
+ this.playerList.removeAll();
++ try { Thread.sleep(100); } catch (InterruptedException ex) {} // CraftBukkit - SPIGOT-625 - give server at least a chance to send packets
+ }
+
+ MinecraftServer.LOGGER.info("Saving worlds");
+@@ -714,6 +996,7 @@
+ if (j > MinecraftServer.OVERLOADED_THRESHOLD_NANOS + 20L * i && this.nextTickTimeNanos - this.lastOverloadWarningNanos >= MinecraftServer.OVERLOADED_WARNING_INTERVAL_NANOS + 100L * i) {
+ long k = j / i;
+
++ if (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;
+@@ -727,6 +1010,7 @@
+ this.debugCommandProfiler = new MinecraftServer.TimeProfiler(Util.getNanos(), this.tickCount);
+ }
+
++ MinecraftServer.currentTick = (int) (System.currentTimeMillis() / 50); // CraftBukkit
+ this.nextTickTimeNanos += i;
+ this.startMetricsRecordingTick();
+ this.profiler.push("tick");
+@@ -771,6 +1055,12 @@
+ this.services.profileCache().clearExecutor();
+ }
+
++ // CraftBukkit start - Restore terminal to original settings
++ try {
++ reader.getTerminal().restore();
++ } catch (Exception ignored) {
++ }
++ // CraftBukkit end
+ this.onServerExit();
+ }
+
+@@ -804,9 +1094,16 @@
+ }
+
+ 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
++ }
++
+ protected void waitUntilNextTick() {
+ this.runAllTasks();
+ this.managedBlock(() -> {
+@@ -914,8 +1207,10 @@
+ }
+
+ --this.ticksUntilAutosave;
+- if (this.ticksUntilAutosave <= 0) {
+- this.ticksUntilAutosave = this.computeNextAutosaveInterval();
++ // CraftBukkit start
++ if (this.autosavePeriod > 0 && this.ticksUntilAutosave <= 0) {
++ this.ticksUntilAutosave = this.autosavePeriod;
++ // CraftBukkit end
+ MinecraftServer.LOGGER.debug("Autosave started");
+ this.profiler.push("save");
+ this.saveEverything(true, false, false);
+@@ -996,11 +1291,26 @@
+ this.getPlayerList().getPlayers().forEach((serverplayer) -> {
+ serverplayer.connection.suspendFlushing();
+ });
++ this.server.getScheduler().mainThreadHeartbeat(this.tickCount); // CraftBukkit
+ this.profiler.push("commandFunctions");
+ this.getFunctions().tick();
+ this.profiler.popPush("levels");
+ Iterator iterator = this.getAllLevels().iterator();
+
++ // CraftBukkit start
++ // Run tasks that are waiting on processing
++ while (!processQueue.isEmpty()) {
++ processQueue.remove().run();
++ }
++
++ // Send time updates to everyone, it will get the right time from the world the player is in.
++ if (this.tickCount % 20 == 0) {
++ for (int i = 0; i < this.getPlayerList().players.size(); ++i) {
++ ServerPlayer entityplayer = (ServerPlayer) this.getPlayerList().players.get(i);
++ entityplayer.connection.send(new ClientboundSetTimePacket(entityplayer.level().getGameTime(), entityplayer.getPlayerTime(), entityplayer.level().getGameRules().getBoolean(GameRules.RULE_DAYLIGHT))); // Add support for per player time
++ }
++ }
++
+ while (iterator.hasNext()) {
+ ServerLevel serverlevel = (ServerLevel) iterator.next();
+
+@@ -1012,6 +1323,7 @@
+ this.synchronizeTime(serverlevel);
+ this.profiler.pop();
+ }
++ // CraftBukkit end */
+
+ this.profiler.push("tick");
+
+@@ -1101,6 +1413,22 @@
+ return (ServerLevel) this.levels.get(resourcekey);
+ }
+
++ // 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();
+ }
+@@ -1133,7 +1458,7 @@
+
+ @DontObfuscate
+ public String getServerModName() {
+- return "vanilla";
++ return server.getName(); // CraftBukkit - cb > vanilla!
+ }
+
+ public SystemReport fillSystemReport(SystemReport systemreport) {
+@@ -1920,6 +2237,22 @@
+
+ }
+
++ // CraftBukkit start
++ @Override
++ public boolean isSameThread() {
++ return super.isSameThread() || this.isStopped(); // CraftBukkit - MC-142590
++ }
++
++ public boolean isDebugging() {
++ return false;
++ }
++
++ @Deprecated
++ public static MinecraftServer getServer() {
++ return (Bukkit.getServer() instanceof CraftServer) ? ((CraftServer) Bukkit.getServer()).getServer() : null;
++ }
++ // CraftBukkit end
++
+ private void startMetricsRecordingTick() {
+ if (this.willStartRecordingMetrics) {
+ this.metricsRecorder = ActiveMetricsRecorder.createStarted(new ServerMetricsSamplersProvider(Util.timeSource, this.isDedicatedServer()), Util.timeSource, Util.ioPool(), new MetricsPersister("server"), this.onMetricsRecordingStopped, (path) -> {
+@@ -2046,6 +2379,11 @@
+
+ }
+
++ // CraftBukkit start
++ 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").build());
++ // CraftBukkit end
++
+ public ChatDecorator getChatDecorator() {
+ return ChatDecorator.PLAIN;
+ }