Bunchafixes which may or may not have any end result

src/main/java/net/minecraft/server/BlockMushroom.java

@@ -51,6 +51,7 @@ public class BlockMushroom extends BlockFlower {
                 k1 = k + random.nextInt(3) - 1;
             }
 
+            if (world.isEmpty(i1, j1, k1) && this.f(world, i1, j1, k1)) {
                 // CraftBukkit start
                 org.bukkit.World bworld = world.getWorld();
                 org.bukkit.block.BlockState blockState = bworld.getBlockAt(i1, j1, k1).getState();
@@ -65,6 +66,7 @@ public class BlockMushroom extends BlockFlower {
                 // CraftBukkit end
             }
         }
+    }
 
     protected boolean c(int i) {
         return Block.o[i];

src/main/java/net/minecraft/server/BlockPiston.java

@@ -265,43 +265,6 @@ public class BlockPiston extends Block {
         int k1 = k + PistonBlockTextures.d[l];
         int l1 = 0;
 
-        while (true) {
-            if (l1 < 13) {
-                if (j1 <= 0 || j1 >= 127) {
-                    return -1; // CraftBukkit
-                }
-
-                int i2 = world.getTypeId(i1, j1, k1);
-
-                if (i2 != 0) {
-                    if (!a(i2, world, i1, j1, k1, true)) {
-                        return -1; // CraftBukkit
-                    }
-
-                    if (Block.byId[i2].e() != 1) {
-                        if (l1 == 12) {
-                            return -1; // CraftBukkit
-                        }
-
-                        i1 += PistonBlockTextures.b[l];
-                        j1 += PistonBlockTextures.c[l];
-                        k1 += PistonBlockTextures.d[l];
-                        ++l1;
-                        continue;
-                    }
-                }
-            }
-
-            return l1; // CraftBukkit
-        }
-    }
-
-    private static int H(World world, int i, int j, int k, int l) {
-        int i1 = i + PistonBlockTextures.b[l];
-        int j1 = j + PistonBlockTextures.c[l];
-        int k1 = k + PistonBlockTextures.d[l];
-        int l1 = 0;
-
         while (true) {
             if (l1 < 13) {
                 if (j1 > 0) {
@@ -348,10 +311,10 @@ public class BlockPiston extends Block {
             int i2;
 
             if (l1 < 13) {
-                if (j1 <= 0 || j1 >= 127) {
+                label63: {
-                    return false;
+                    if (j1 > 0) {
-                }
+                        world.getClass();
-
+                        if (j1 < 128 - 1) {
                             i2 = world.getTypeId(i1, j1, k1);
                             if (i2 != 0) {
                                 if (!a(i2, world, i1, j1, k1, true)) {
@@ -373,6 +336,12 @@ public class BlockPiston extends Block {
                                 Block.byId[i2].g(world, i1, j1, k1, world.getData(i1, j1, k1));
                                 world.setTypeId(i1, j1, k1, 0);
                             }
+                            break label63;
+                        }
+                    }
+
+                    return false;
+                }
             }
 
             while (i1 != i || j1 != j || k1 != k) {

src/main/java/net/minecraft/server/ChunkProviderServer.java

@@ -31,7 +31,11 @@ public class ChunkProviderServer implements IChunkProvider {
     // CraftBukkit end
 
     public ChunkProviderServer(WorldServer worldserver, IChunkLoader ichunkloader, IChunkProvider ichunkprovider) {
-        this.emptyChunk = new EmptyChunk(worldserver, new byte['\u8000'], 0, 0);
+
+        worldserver.getClass();
+        EmptyChunk emptychunk = new EmptyChunk(worldserver, new byte[256 * 128], 0, 0);
+
+        this.emptyChunk = emptychunk;
         this.world = worldserver;
         this.e = ichunkloader;
         this.chunkProvider = ichunkprovider;

src/main/java/net/minecraft/server/EntityArrow.java

@@ -203,6 +203,10 @@ public class EntityArrow extends Entity {
                     }
                     if (stick) {
                         // CraftBukkit end
+                        if (movingobjectposition.entity instanceof EntityLiving) {
+                            ++((EntityLiving) movingobjectposition.entity).aD;
+                        }
+
                         this.world.makeSound(this, "random.drr", 1.0F, 1.2F / (this.random.nextFloat() * 0.2F + 0.9F));
                         this.die();
                     } else {

src/main/java/net/minecraft/server/EntityWeatherStorm.java

@@ -117,7 +117,7 @@ public class EntityWeatherStorm extends EntityWeather {
                 entity.a(this);
             }
 
-            this.world.n = 2;
+            this.world.s = 2;
         }
     }
 

src/main/java/net/minecraft/server/EntityWolf.java

@@ -384,8 +384,7 @@ public class EntityWolf extends EntityAnimal {
 
                 if (itemfood.m() && this.datawatcher.b(18) < 20) {
                     --itemstack.count;
-                    this.c(((ItemFood) Item.PORK).k(), RegainReason.EATING); // Craftbukkit
+                    this.c(itemfood.k(), RegainReason.EATING); // Craftbukkit
-
                     if (itemstack.count <= 0) {
                         entityhuman.inventory.setItem(entityhuman.inventory.itemInHandIndex, (ItemStack) null);
                     }

src/main/java/net/minecraft/server/ItemReed.java

@@ -80,8 +80,11 @@ public class ItemReed extends Item {
                     world.update(i, j, k, this.id); // <-- world.setTypeId does this on success (tell the world)
                     // CraftBukkit end
 
+                    if (world.getTypeId(i, j, k) == this.id) {
                         Block.byId[this.id].postPlace(world, i, j, k, l);
                         Block.byId[this.id].postPlace(world, i, j, k, entityhuman);
+                    }
+
                     world.makeSound((double) ((float) i + 0.5F), (double) ((float) j + 0.5F), (double) ((float) k + 0.5F), block.stepSound.getName(), (block.stepSound.getVolume1() + 1.0F) / 2.0F, block.stepSound.getVolume2() * 0.8F);
                     --itemstack.count;
                 }

src/main/java/net/minecraft/server/MinecraftServer.java

@@ -238,34 +238,34 @@ public class MinecraftServer implements Runnable, ICommandListener {
         // CraftBukkit end
 
         short short1 = 196;
-        long k = System.currentTimeMillis();
+        long l = System.currentTimeMillis();
 
         // CraftBukkit start
-        for (int l = 0; l < this.worlds.size(); ++l) {
+        for (int i1 = 0; i1 < this.worlds.size(); ++i1) {
-            // if (l == 0 || this.propertyManager.getBoolean("allow-nether", true)) {
+            // if (i1 == 0 || this.propertyManager.getBoolean("allow-nether", true)) {
-            WorldServer worldserver = this.worlds.get(l);
+            WorldServer worldserver = this.worlds.get(i1);
-            log.info("Preparing start region for level " + l + " (Seed: " + worldserver.getSeed() + ")");
+            log.info("Preparing start region for level " + i1 + " (Seed: " + worldserver.getSeed() + ")");
             if (worldserver.getWorld().getKeepSpawnInMemory()) {
                 // CraftBukkit end
                 ChunkCoordinates chunkcoordinates = worldserver.getSpawn();
 
-                for (int i1 = -short1; i1 <= short1 && this.isRunning; i1 += 16) {
                 for (int j1 = -short1; j1 <= short1 && this.isRunning; j1 += 16) {
-                        long k1 = System.currentTimeMillis();
+                    for (int k1 = -short1; k1 <= short1 && this.isRunning; k1 += 16) {
+                        long l1 = System.currentTimeMillis();
 
-                        if (k1 < k) {
+                        if (l1 < l) {
-                            k = k1;
+                            l = l1;
                         }
 
-                        if (k1 > k + 1000L) {
+                        if (l1 > l + 1000L) {
-                            int l1 = (short1 * 2 + 1) * (short1 * 2 + 1);
+                            int i2 = (short1 * 2 + 1) * (short1 * 2 + 1);
-                            int i2 = (i1 + short1) * (short1 * 2 + 1) + j1 + 1;
+                            int j2 = (j1 + short1) * (short1 * 2 + 1) + k1 + 1;
 
-                            this.a("Preparing spawn area", i2 * 100 / l1);
+                            this.a("Preparing spawn area", j2 * 100 / i2);
-                            k = k1;
+                            l = l1;
                         }
 
-                        worldserver.chunkProviderServer.getChunkAt(chunkcoordinates.x + i1 >> 4, chunkcoordinates.z + j1 >> 4);
+                        worldserver.chunkProviderServer.getChunkAt(chunkcoordinates.x + j1 >> 4, chunkcoordinates.z + k1 >> 4);
 
                         while (worldserver.v() && this.isRunning) {
                             ;

src/main/java/net/minecraft/server/NetServerHandler.java

@@ -768,7 +768,7 @@ public class NetServerHandler extends NetHandler implements ICommandListener {
             a.info(s);
             this.minecraftServer.serverConfigurationManager.sendAll(new Packet3Chat(s));
         } else if (s.toLowerCase().startsWith("/kill")) {
-            this.player.damageEntity(DamageSource.j, 1000);
+            this.player.damageEntity(DamageSource.GENERIC, 1000);
         } else if (s.toLowerCase().startsWith("/tell ")) {
             String[] astring = s.split(" ");