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package net.minecraft.server;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import java.util.concurrent.Callable;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
public class EntityTracker {
private static final Logger a = LogManager.getLogger();
private final WorldServer world;
private Set c = new HashSet();
public IntHashMap trackedEntities = new IntHashMap(); // CraftBukkit - private -> public
private int e;
public EntityTracker(WorldServer worldserver) {
this.world = worldserver;
this.e = worldserver.getMinecraftServer().getPlayerList().d();
}
public void track(Entity entity) {
if (entity instanceof EntityPlayer) {
this.addEntity(entity, 512, 2);
EntityPlayer entityplayer = (EntityPlayer) entity;
Iterator iterator = this.c.iterator();
while (iterator.hasNext()) {
EntityTrackerEntry entitytrackerentry = (EntityTrackerEntry) iterator.next();
if (entitytrackerentry.tracker != entityplayer) {
entitytrackerentry.updatePlayer(entityplayer);
}
}
} else if (entity instanceof EntityFishingHook) {
this.addEntity(entity, 64, 5, true);
} else if (entity instanceof EntityArrow) {
this.addEntity(entity, 64, 20, false);
} else if (entity instanceof EntitySmallFireball) {
this.addEntity(entity, 64, 10, false);
} else if (entity instanceof EntityFireball) {
this.addEntity(entity, 64, 10, false);
} else if (entity instanceof EntitySnowball) {
this.addEntity(entity, 64, 10, true);
} else if (entity instanceof EntityEnderPearl) {
this.addEntity(entity, 64, 10, true);
} else if (entity instanceof EntityEnderSignal) {
this.addEntity(entity, 64, 4, true);
} else if (entity instanceof EntityEgg) {
this.addEntity(entity, 64, 10, true);
} else if (entity instanceof EntityPotion) {
this.addEntity(entity, 64, 10, true);
} else if (entity instanceof EntityThrownExpBottle) {
this.addEntity(entity, 64, 10, true);
} else if (entity instanceof EntityFireworks) {
this.addEntity(entity, 64, 10, true);
} else if (entity instanceof EntityItem) {
this.addEntity(entity, 64, 20, true);
} else if (entity instanceof EntityMinecartAbstract) {
this.addEntity(entity, 80, 3, true);
} else if (entity instanceof EntityBoat) {
this.addEntity(entity, 80, 3, true);
} else if (entity instanceof EntitySquid) {
this.addEntity(entity, 64, 3, true);
} else if (entity instanceof EntityWither) {
this.addEntity(entity, 80, 3, false);
} else if (entity instanceof EntityBat) {
this.addEntity(entity, 80, 3, false);
} else if (entity instanceof IAnimal) {
this.addEntity(entity, 80, 3, true);
} else if (entity instanceof EntityEnderDragon) {
this.addEntity(entity, 160, 3, true);
} else if (entity instanceof EntityTNTPrimed) {
this.addEntity(entity, 160, 10, true);
} else if (entity instanceof EntityFallingBlock) {
this.addEntity(entity, 160, 20, true);
} else if (entity instanceof EntityHanging) {
this.addEntity(entity, 160, Integer.MAX_VALUE, false);
} else if (entity instanceof EntityExperienceOrb) {
this.addEntity(entity, 160, 20, true);
} else if (entity instanceof EntityEnderCrystal) {
this.addEntity(entity, 256, Integer.MAX_VALUE, false);
}
}
public void addEntity(Entity entity, int i, int j) {
this.addEntity(entity, i, j, false);
}
public void addEntity(Entity entity, int i, int j, boolean flag) {
if (i > this.e) {
i = this.e;
}
try {
if (this.trackedEntities.b(entity.getId())) {
throw new IllegalStateException("Entity is already tracked!");
}
EntityTrackerEntry entitytrackerentry = new EntityTrackerEntry(entity, i, j, flag);
this.c.add(entitytrackerentry);
this.trackedEntities.a(entity.getId(), entitytrackerentry);
entitytrackerentry.scanPlayers(this.world.players);
} catch (Throwable throwable) {
CrashReport crashreport = CrashReport.a(throwable, "Adding entity to track");
CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Entity To Track");
crashreportsystemdetails.a("Tracking range", (i + " blocks"));
crashreportsystemdetails.a("Update interval", (Callable) (new CrashReportEntityTrackerUpdateInterval(this, j)));
entity.a(crashreportsystemdetails);
CrashReportSystemDetails crashreportsystemdetails1 = crashreport.a("Entity That Is Already Tracked");
((EntityTrackerEntry) this.trackedEntities.get(entity.getId())).tracker.a(crashreportsystemdetails1);
try {
throw new ReportedException(crashreport);
} catch (ReportedException reportedexception) {
a.error("\"Silently\" catching entity tracking error.", reportedexception);
}
}
}
public void untrackEntity(Entity entity) {
if (entity instanceof EntityPlayer) {
EntityPlayer entityplayer = (EntityPlayer) entity;
Iterator iterator = this.c.iterator();
while (iterator.hasNext()) {
EntityTrackerEntry entitytrackerentry = (EntityTrackerEntry) iterator.next();
entitytrackerentry.a(entityplayer);
}
}
EntityTrackerEntry entitytrackerentry1 = (EntityTrackerEntry) this.trackedEntities.d(entity.getId());
if (entitytrackerentry1 != null) {
this.c.remove(entitytrackerentry1);
entitytrackerentry1.a();
}
}
public void updatePlayers() {
ArrayList arraylist = new ArrayList();
Iterator iterator = this.c.iterator();
while (iterator.hasNext()) {
EntityTrackerEntry entitytrackerentry = (EntityTrackerEntry) iterator.next();
entitytrackerentry.track(this.world.players);
if (entitytrackerentry.n && entitytrackerentry.tracker instanceof EntityPlayer) {
arraylist.add((EntityPlayer) entitytrackerentry.tracker);
}
}
for (int i = 0; i < arraylist.size(); ++i) {
EntityPlayer entityplayer = (EntityPlayer) arraylist.get(i);
Iterator iterator1 = this.c.iterator();
while (iterator1.hasNext()) {
EntityTrackerEntry entitytrackerentry1 = (EntityTrackerEntry) iterator1.next();
if (entitytrackerentry1.tracker != entityplayer) {
entitytrackerentry1.updatePlayer(entityplayer);
}
}
}
}
public void a(Entity entity, Packet packet) {
EntityTrackerEntry entitytrackerentry = (EntityTrackerEntry) this.trackedEntities.get(entity.getId());
if (entitytrackerentry != null) {
entitytrackerentry.broadcast(packet);
}
}
public void sendPacketToEntity(Entity entity, Packet packet) {
EntityTrackerEntry entitytrackerentry = (EntityTrackerEntry) this.trackedEntities.get(entity.getId());
if (entitytrackerentry != null) {
entitytrackerentry.broadcastIncludingSelf(packet);
}
}
public void untrackPlayer(EntityPlayer entityplayer) {
Iterator iterator = this.c.iterator();
while (iterator.hasNext()) {
EntityTrackerEntry entitytrackerentry = (EntityTrackerEntry) iterator.next();
entitytrackerentry.clear(entityplayer);
}
}
public void a(EntityPlayer entityplayer, Chunk chunk) {
Iterator iterator = this.c.iterator();
while (iterator.hasNext()) {
EntityTrackerEntry entitytrackerentry = (EntityTrackerEntry) iterator.next();
if (entitytrackerentry.tracker != entityplayer && entitytrackerentry.tracker.ah == chunk.locX && entitytrackerentry.tracker.aj == chunk.locZ) {
entitytrackerentry.updatePlayer(entityplayer);
}
}
}
}
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