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Paper/Spigot-Server-Patches/0005-MC-Utils.patch

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From 657fd80d2b490c68d3d640f155f8ea627edca61f Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Mon, 28 Mar 2016 20:55:47 -0400
Subject: [PATCH] MC Utils
diff --git a/src/main/java/net/minecraft/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
index 4bbebb25a..c4d9344a7 100644
--- a/src/main/java/net/minecraft/server/Chunk.java
+++ b/src/main/java/net/minecraft/server/Chunk.java
@@ -20,7 +20,7 @@ import org.bukkit.Server; // CraftBukkit
public class Chunk {
private static final Logger e = LogManager.getLogger();
- public static final ChunkSection a = null;
+ public static final ChunkSection a = null; public static final ChunkSection EMPTY_CHUNK_SECTION = Chunk.a; // Paper - OBFHELPER
private final ChunkSection[] sections;
private final byte[] g;
private final int[] h;
@@ -675,6 +675,7 @@ public class Chunk {
return !block.isTileEntity() ? null : ((ITileEntity) block).a(this.world, iblockdata.getBlock().toLegacyData(iblockdata));
}
+ @Nullable public final TileEntity getTileEntityImmediately(BlockPosition pos) { return this.a(pos, EnumTileEntityState.IMMEDIATE); } // Paper - OBFHELPER
@Nullable
public TileEntity a(BlockPosition blockposition, Chunk.EnumTileEntityState chunk_enumtileentitystate) {
// CraftBukkit start
diff --git a/src/main/java/net/minecraft/server/ChunkCoordIntPair.java b/src/main/java/net/minecraft/server/ChunkCoordIntPair.java
index 239440888..aafd23beb 100644
--- a/src/main/java/net/minecraft/server/ChunkCoordIntPair.java
+++ b/src/main/java/net/minecraft/server/ChunkCoordIntPair.java
@@ -15,6 +15,8 @@ public class ChunkCoordIntPair {
this.z = blockposition.getZ() >> 4;
}
+ public static long asLong(final BlockPosition pos) { return a(pos.getX() >> 4, pos.getZ() >> 4); } // Paper - OBFHELPER
+ public static long asLong(int x, int z) { return a(x, z); } // Paper - OBFHELPER
public static long a(int i, int j) {
return (long) i & 4294967295L | ((long) j & 4294967295L) << 32;
}
diff --git a/src/main/java/net/minecraft/server/DataPaletteBlock.java b/src/main/java/net/minecraft/server/DataPaletteBlock.java
index 1f2fe87b6..2cb462b8e 100644
--- a/src/main/java/net/minecraft/server/DataPaletteBlock.java
+++ b/src/main/java/net/minecraft/server/DataPaletteBlock.java
@@ -5,7 +5,7 @@ import javax.annotation.Nullable;
public class DataPaletteBlock implements DataPaletteExpandable {
private static final DataPalette d = new DataPaletteGlobal();
- protected static final IBlockData a = Blocks.AIR.getBlockData();
+ protected static final IBlockData a = Blocks.AIR.getBlockData(); public static final IBlockData DEFAULT_BLOCK_DATA = DataPaletteBlock.a; // Paper - OBFHELPER
protected DataBits b;
protected DataPalette c;
private int e;
diff --git a/src/main/java/net/minecraft/server/EntityTypes.java b/src/main/java/net/minecraft/server/EntityTypes.java
index ba461ad48..2359b31f4 100644
--- a/src/main/java/net/minecraft/server/EntityTypes.java
+++ b/src/main/java/net/minecraft/server/EntityTypes.java
@@ -13,6 +13,11 @@ import org.apache.logging.log4j.Logger;
public class EntityTypes {
+ // Paper start
+ public static Map<Class<? extends Entity>, MinecraftKey> clsToKeyMap = new java.util.HashMap<>();
+ public static Map<Class<? extends Entity>, org.bukkit.entity.EntityType> clsToTypeMap = new java.util.HashMap<>();
+ // Paper end
+
public static final MinecraftKey a = new MinecraftKey("lightning_bolt");
private static final MinecraftKey e = new MinecraftKey("player");
private static final Logger f = LogManager.getLogger();
@@ -252,6 +257,8 @@ public class EntityTypes {
EntityTypes.b.a(i, minecraftkey, oclass);
EntityTypes.d.add(minecraftkey);
+ clsToKeyMap.put(oclass, minecraftkey); // Paper
+ clsToTypeMap.put(oclass, org.bukkit.entity.EntityType.fromName(s)); // Paper
while (EntityTypes.g.size() <= i) {
EntityTypes.g.add(null); // Paper - Decompile fix
diff --git a/src/main/java/net/minecraft/server/MCUtil.java b/src/main/java/net/minecraft/server/MCUtil.java
new file mode 100644
index 000000000..a4b0901cf
--- /dev/null
+++ b/src/main/java/net/minecraft/server/MCUtil.java
@@ -0,0 +1,201 @@
+package net.minecraft.server;
+
+import com.google.common.util.concurrent.ThreadFactoryBuilder;
+import org.bukkit.Location;
+import org.bukkit.craftbukkit.util.Waitable;
+import org.spigotmc.AsyncCatcher;
+
+import javax.annotation.Nullable;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.Executor;
+import java.util.concurrent.Executors;
+import java.util.function.Supplier;
+import java.util.regex.Pattern;
+
+public final class MCUtil {
+ private static final Executor asyncExecutor = Executors.newSingleThreadExecutor(new ThreadFactoryBuilder().setNameFormat("Paper Async Task Handler Thread - %1$d").build());
+
+ private MCUtil() {}
+
+
+ /**
+ * Ensures the target code is running on the main thread
+ * @param reason
+ * @param run
+ * @param <T>
+ * @return
+ */
+ public static <T> T ensureMain(String reason, Supplier<T> run) {
+ if (AsyncCatcher.enabled && Thread.currentThread() != MinecraftServer.getServer().primaryThread) {
+ new IllegalStateException( "Asynchronous " + reason + "! Blocking thread until it returns ").printStackTrace();
+ Waitable<T> wait = new Waitable<T>() {
+ @Override
+ protected T evaluate() {
+ return run.get();
+ }
+ };
+ MinecraftServer.getServer().processQueue.add(wait);
+ try {
+ return wait.get();
+ } catch (InterruptedException | ExecutionException e) {
+ e.printStackTrace();
+ }
+ return null;
+ }
+ return run.get();
+ }
+
+ /**
+ * Calculates distance between 2 entities
+ * @param e1
+ * @param e2
+ * @return
+ */
+ public static double distance(Entity e1, Entity e2) {
+ return Math.sqrt(distanceSq(e1, e2));
+ }
+
+
+ /**
+ * Calculates distance between 2 block positions
+ * @param e1
+ * @param e2
+ * @return
+ */
+ public static double distance(BlockPosition e1, BlockPosition e2) {
+ return Math.sqrt(distanceSq(e1, e2));
+ }
+
+ /**
+ * Gets the distance between 2 positions
+ * @param x1
+ * @param y1
+ * @param z1
+ * @param x2
+ * @param y2
+ * @param z2
+ * @return
+ */
+ public static double distance(double x1, double y1, double z1, double x2, double y2, double z2) {
+ return Math.sqrt(distanceSq(x1, y1, z1, x2, y2, z2));
+ }
+
+ /**
+ * Get's the distance squared between 2 entities
+ * @param e1
+ * @param e2
+ * @return
+ */
+ public static double distanceSq(Entity e1, Entity e2) {
+ return distanceSq(e1.locX,e1.locY,e1.locZ, e2.locX,e2.locY,e2.locZ);
+ }
+
+ /**
+ * Gets the distance sqaured between 2 block positions
+ * @param pos1
+ * @param pos2
+ * @return
+ */
+ public static double distanceSq(BlockPosition pos1, BlockPosition pos2) {
+ return distanceSq(pos1.getX(), pos1.getY(), pos1.getZ(), pos2.getX(), pos2.getY(), pos2.getZ());
+ }
+
+ /**
+ * Gets the distance squared between 2 positions
+ * @param x1
+ * @param y1
+ * @param z1
+ * @param x2
+ * @param y2
+ * @param z2
+ * @return
+ */
+ public static double distanceSq(double x1, double y1, double z1, double x2, double y2, double z2) {
+ return (x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2) + (z1 - z2) * (z1 - z2);
+ }
+
+ /**
+ * Converts a NMS World/BlockPosition to Bukkit Location
+ * @param world
+ * @param x
+ * @param y
+ * @param z
+ * @return
+ */
+ public static Location toLocation(World world, double x, double y, double z) {
+ return new Location(world.getWorld(), x, y, z);
+ }
+
+ /**
+ * Converts a NMS World/BlockPosition to Bukkit Location
+ * @param world
+ * @param pos
+ * @return
+ */
+ public static Location toLocation(World world, BlockPosition pos) {
+ return new Location(world.getWorld(), pos.getX(), pos.getY(), pos.getZ());
+ }
+
+ /**
+ * Converts an NMS entity's current location to a Bukkit Location
+ * @param entity
+ * @return
+ */
+ public static Location toLocation(Entity entity) {
+ return new Location(entity.getWorld().getWorld(), entity.locX, entity.locY, entity.locZ);
+ }
+
+ public static BlockPosition toBlockPosition(Location loc) {
+ return new BlockPosition(loc.getBlockX(), loc.getBlockY(), loc.getBlockZ());
+ }
+
+ public static boolean isEdgeOfChunk(BlockPosition pos) {
+ final int modX = pos.getX() & 15;
+ final int modZ = pos.getZ() & 15;
+ return (modX == 0 || modX == 15 || modZ == 0 || modZ == 15);
+ }
+
+ /**
+ * Gets a chunk without changing its boolean for should unload
+ * @param world
+ * @param x
+ * @param z
+ * @return
+ */
+ @Nullable
+ public static Chunk getLoadedChunkWithoutMarkingActive(World world, int x, int z) {
+ return ((ChunkProviderServer) world.chunkProvider).chunks.get(ChunkCoordIntPair.a(x, z));
+ }
+
+ /**
+ * Gets a chunk without changing its boolean for should unload
+ * @param provider
+ * @param x
+ * @param z
+ * @return
+ */
+ @Nullable
+ public static Chunk getLoadedChunkWithoutMarkingActive(IChunkProvider provider, int x, int z) {
+ return ((ChunkProviderServer)provider).chunks.get(ChunkCoordIntPair.a(x, z));
+ }
+
+ /**
+ * Posts a task to be executed asynchronously
+ * @param run
+ */
+ public static void scheduleAsyncTask(Runnable run) {
+ asyncExecutor.execute(run);
+ }
+
+ @Nullable
+ public static TileEntityHopper getHopper(World world, BlockPosition pos) {
+ Chunk chunk = world.getChunkIfLoaded(pos.getX() >> 4, pos.getZ() >> 4);
+ if (chunk != null && chunk.getBlockData(pos).getBlock() == Blocks.HOPPER) {
+ TileEntity tileEntity = chunk.getTileEntityImmediately(pos);
+ if (tileEntity instanceof TileEntityHopper) {
+ return (TileEntityHopper) tileEntity;
+ }
+ }
+ return null;
+ }
+}
diff --git a/src/main/java/net/minecraft/server/NBTTagCompound.java b/src/main/java/net/minecraft/server/NBTTagCompound.java
index aa1ca6d91..e15c23367 100644
--- a/src/main/java/net/minecraft/server/NBTTagCompound.java
+++ b/src/main/java/net/minecraft/server/NBTTagCompound.java
@@ -22,7 +22,7 @@ public class NBTTagCompound extends NBTBase {
private static final Logger b = LogManager.getLogger();
private static final Pattern c = Pattern.compile("[A-Za-z0-9._+-]+");
- private final Map<String, NBTBase> map = Maps.newHashMap();
+ public final Map<String, NBTBase> map = Maps.newHashMap(); // Paper
public NBTTagCompound() {}
@@ -94,11 +94,13 @@ public class NBTTagCompound extends NBTBase {
this.map.put(s, new NBTTagLong(i));
}
+ public void setUUID(String prefix, UUID uuid) { a(prefix, uuid); } // Paper - OBFHELPER
public void a(String s, UUID uuid) {
this.setLong(s + "Most", uuid.getMostSignificantBits());
this.setLong(s + "Least", uuid.getLeastSignificantBits());
}
+ public UUID getUUID(String prefix) { return a(prefix); } // Paper - OBFHELPER
@Nullable
public UUID a(String s) {
return new UUID(this.getLong(s + "Most"), this.getLong(s + "Least"));
diff --git a/src/main/java/net/minecraft/server/NBTTagList.java b/src/main/java/net/minecraft/server/NBTTagList.java
index e0cb6aa6e..bc6383669 100644
--- a/src/main/java/net/minecraft/server/NBTTagList.java
+++ b/src/main/java/net/minecraft/server/NBTTagList.java
@@ -13,7 +13,7 @@ import org.apache.logging.log4j.Logger;
public class NBTTagList extends NBTBase {
private static final Logger b = LogManager.getLogger();
- private List<NBTBase> list = Lists.newArrayList();
+ public List<NBTBase> list = Lists.newArrayList(); // Paper
private byte type = 0;
public NBTTagList() {}
diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java
index 8cede938a..cd2d58bfb 100644
--- a/src/main/java/net/minecraft/server/PlayerConnection.java
+++ b/src/main/java/net/minecraft/server/PlayerConnection.java
@@ -65,9 +65,9 @@ public class PlayerConnection implements PacketListenerPlayIn, ITickable {
private final MinecraftServer minecraftServer;
public EntityPlayer player;
private int e;
- private long f;
- private boolean g;
- private long h;
+ private long f; private void setLastPing(long lastPing) { this.f = lastPing;}; private long getLastPing() { return this.f;}; // Paper - OBFHELPER
+ private boolean g; private void setPendingPing(boolean isPending) { this.g = isPending;}; private boolean isPendingPing() { return this.g;}; // Paper - OBFHELPER
+ private long h; private void setKeepAliveID(long keepAliveID) { this.h = keepAliveID;}; private long getKeepAliveID() {return this.h; }; // Paper - OBFHELPER
// CraftBukkit start - multithreaded fields
private volatile int chatThrottle;
private static final AtomicIntegerFieldUpdater chatSpamField = AtomicIntegerFieldUpdater.newUpdater(PlayerConnection.class, "chatThrottle");
@@ -2158,6 +2158,7 @@ public class PlayerConnection implements PacketListenerPlayIn, ITickable {
}
+ private long getCurrentMillis() { return d(); } // Paper - OBFHELPER
private long d() {
return System.nanoTime() / 1000000L;
}
--
2.17.1
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