[ci skip] Add more identifying patch comments

patches/removed/1.16/0512-Remove-some-Streams-usage-in-Entity-Collision.patch

@@ -90,7 +90,7 @@ index 5e20dba0d011d20b714d784cb4a545a05bbf6f9c..5a21205a49606b294de4cd27b60438c6
                      if (!flag && flag1) {
 -                        consumer.accept(voxelshape1);
 -                        return true;
-+                        collisions.add(voxelshape1);// Paper
++                        collisions.add(voxelshape1); // Paper
 +                        if (returnFast) return collisions;
                      }
                  }

patches/removed/1.18/No longer needed/0432-Fix-Non-Full-Status-Chunk-NBT-Memory-Leak.patch

@@ -45,7 +45,7 @@ index 79f2b3942a3ccccd8fe8719db12de458212e8659..d113b4835e86a789c0ba124eb839e1c5
 -            });
 +            object = new LevelChunk(world.getLevel(), pos, biomestorage, chunkconverter, (TickList) object1, (TickList) object2, k, achunksection, // Paper start - fix massive nbt memory leak due to lambda. move lambda into a container method to not leak scope. Only clone needed NBT keys.
 +                createLoadEntitiesConsumer(new SafeNBTCopy(nbttagcompound1, "TileEntities", "Entities", "ChunkBukkitValues")) // Paper - move CB Chunk PDC into here
-+            );// Paper end
++            ); // Paper end
          } else {
              ProtoChunk protochunk = new ProtoChunk(pos, chunkconverter, achunksection, protochunkticklist, protochunkticklist1, world, world); // Paper - add level
 

patches/removed/1.18/No longer needed/0463-Optimize-NibbleArray-to-use-pooled-buffers.patch

@@ -216,7 +216,7 @@ index 81701abd11fbc4671393a76a42973f53835ca234..e8cf0088e94925934acd02ba05b9411b
          if (this.data == null) {
 -            this.data = new byte[2048];
 +            this.data = BYTE_2048.acquire(); // Paper
-+            registerCleaner();// Paper
++            registerCleaner(); // Paper
          }
  
          int k = DataLayer.getByteIndex(index);

patches/removed/1.19.2-legacy-chunksystem/0019-Asynchronous-chunk-IO-and-loading.patch

@@ -2273,7 +2273,7 @@ index 4dd3af1416cbdad330365a19ad664079f3598c15..45db9f1b1d19319e7f92bd4e61be9ea9
  
              convertable_conversionsession.saveDataTag(iregistrycustom_dimension, savedata);
              */
-+            Class.forName(net.minecraft.world.entity.npc.VillagerTrades.class.getName());// Paper - load this sync so it won't fail later async
++            Class.forName(net.minecraft.world.entity.npc.VillagerTrades.class.getName()); // Paper - load this sync so it won't fail later async
              final DedicatedServer dedicatedserver = (DedicatedServer) MinecraftServer.spin((thread) -> {
                  DedicatedServer dedicatedserver1 = new DedicatedServer(optionset, config.get(), ops.get(), thread, convertable_conversionsession, resourcepackrepository, worldstem, dedicatedserversettings, DataFixers.getDataFixer(), services, LoggerChunkProgressListener::new);
  

patches/removed/1.19.2-legacy-chunksystem/0355-Fix-Light-Command.patch

@@ -180,7 +180,7 @@ index 4b24e4d947e96ea0720f8f6bc33470e07c00310d..d60173b03baee4a66da1109795bf6a19
          this.queueSorter = new ChunkTaskPriorityQueueSorter(ImmutableList.of(threadedmailbox, mailbox, threadedmailbox1), executor, Integer.MAX_VALUE);
          this.worldgenMailbox = this.queueSorter.getProcessor(threadedmailbox, false);
          this.mainThreadMailbox = this.queueSorter.getProcessor(mailbox, false);
-+        this.mailboxLight = this.queueSorter.getProcessor(lightthreaded, false);// Paper
++        this.mailboxLight = this.queueSorter.getProcessor(lightthreaded, false); // Paper
          this.lightEngine = new ThreadedLevelLightEngine(chunkProvider, this, this.level.dimensionType().hasSkyLight(), threadedmailbox1, this.queueSorter.getProcessor(threadedmailbox1, false));
          this.distanceManager = new ChunkMap.ChunkDistanceManager(executor, mainThreadExecutor);
          this.overworldDataStorage = persistentStateManagerFactory;

patches/server/0014-Timings-v2.patch

@@ -712,7 +712,7 @@ index daedf825e68655492f5ab776bc206a5eb87c0170..7de24c39b460e43d27839b3821e67213
                      } catch (Exception exception) {
                          label25:
 diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
-index 3691fd58c7baf98b15c50fa4dacf3a35f4f9b4b8..069af49a03e0d313499f8d1815c8299ec034de61 100644
+index 3691fd58c7baf98b15c50fa4dacf3a35f4f9b4b8..a6a8b5079ceaad90a79a09cab5c38a6fde6d33ee 100644
 --- a/src/main/java/net/minecraft/server/MinecraftServer.java
 +++ b/src/main/java/net/minecraft/server/MinecraftServer.java
 @@ -186,7 +186,7 @@ import org.bukkit.craftbukkit.Main;
@@ -736,7 +736,7 @@ index 3691fd58c7baf98b15c50fa4dacf3a35f4f9b4b8..069af49a03e0d313499f8d1815c8299e
  
      private boolean haveTime() {
          // CraftBukkit start
-+        if (isOversleep) return canOversleep();// Paper - because of our changes, this logic is broken
++        if (isOversleep) return canOversleep(); // Paper - because of our changes, this logic is broken
          return this.forceTicks || this.runningTask() || Util.getNanos() < (this.mayHaveDelayedTasks ? this.delayedTasksMaxNextTickTimeNanos : this.nextTickTimeNanos);
      }
  

patches/server/0018-Rewrite-chunk-system.patch

@@ -16644,19 +16644,19 @@ index a5e438a834826161c52ca9db57d234d9ff80a591..b8bc1b9b8e8a33df90a963f9f9769292
  
      @Override
 diff --git a/src/main/java/net/minecraft/server/Main.java b/src/main/java/net/minecraft/server/Main.java
-index ba58580f4c60205d1c7a7b7dfcdc22c4fafc9bc6..9d32d03ad59a6e2dfef2c157e621f9ef43098534 100644
+index ba58580f4c60205d1c7a7b7dfcdc22c4fafc9bc6..9ead836c08ff48430bc6d3ba225864f48d335eee 100644
 --- a/src/main/java/net/minecraft/server/Main.java
 +++ b/src/main/java/net/minecraft/server/Main.java
 @@ -305,6 +305,7 @@ public class Main {
  
              convertable_conversionsession.saveDataTag(iregistrycustom_dimension, savedata);
              */
-+            Class.forName(net.minecraft.world.entity.npc.VillagerTrades.class.getName());// Paper - load this sync so it won't fail later async
++            Class.forName(net.minecraft.world.entity.npc.VillagerTrades.class.getName()); // Paper - load this sync so it won't fail later async
              final DedicatedServer dedicatedserver = (DedicatedServer) MinecraftServer.spin((thread) -> {
                  DedicatedServer dedicatedserver1 = new DedicatedServer(optionset, worldLoader.get(), thread, convertable_conversionsession, resourcepackrepository, worldstem, dedicatedserversettings, DataFixers.getDataFixer(), services, LoggerChunkProgressListener::new);
  
 diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
-index 069af49a03e0d313499f8d1815c8299ec034de61..cfab6bdf3c3eaf456b60653377df05fcf74c53e3 100644
+index a6a8b5079ceaad90a79a09cab5c38a6fde6d33ee..75b39c8a8471bc37add3a012453c74217357535a 100644
 --- a/src/main/java/net/minecraft/server/MinecraftServer.java
 +++ b/src/main/java/net/minecraft/server/MinecraftServer.java
 @@ -300,7 +300,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -16793,7 +16793,7 @@ index 069af49a03e0d313499f8d1815c8299ec034de61..cfab6bdf3c3eaf456b60653377df05fc
 +        }
 +        // Paper end
          // CraftBukkit start
-         if (isOversleep) return canOversleep();// Paper - because of our changes, this logic is broken
+         if (isOversleep) return canOversleep(); // Paper - because of our changes, this logic is broken
          return this.forceTicks || this.runningTask() || Util.getNanos() < (this.mayHaveDelayedTasks ? this.delayedTasksMaxNextTickTimeNanos : this.nextTickTimeNanos);
 @@ -2344,7 +2338,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
      // CraftBukkit start
@@ -18646,7 +18646,7 @@ index 5ae30cd3af88c4f4179a4dc0c94906cfbfb7ff29..5a653dffecd3877c84ac8197e1ef4b7b
  
          @Nullable
 diff --git a/src/main/java/net/minecraft/server/level/DistanceManager.java b/src/main/java/net/minecraft/server/level/DistanceManager.java
-index 0bd05d7a8f2a388c28ddcf3f07db5b0648dddeea..b01006ade4750f60ceba951812bbc6e2ca04bf9c 100644
+index 0bd05d7a8f2a388c28ddcf3f07db5b0648dddeea..36686a92bd7dc0e29049f72c0e953ff56c2645eb 100644
 --- a/src/main/java/net/minecraft/server/level/DistanceManager.java
 +++ b/src/main/java/net/minecraft/server/level/DistanceManager.java
 @@ -39,67 +39,29 @@ import org.slf4j.Logger;
@@ -18953,7 +18953,7 @@ index 0bd05d7a8f2a388c28ddcf3f07db5b0648dddeea..b01006ade4750f60ceba951812bbc6e2
  
      protected void updatePlayerTickets(int viewDistance) {
 -        this.playerTicketManager.updateViewDistance(viewDistance);
-+        this.chunkMap.setServerViewDistance(viewDistance);// Paper - route to player chunk manager
++        this.chunkMap.setServerViewDistance(viewDistance); // Paper - route to player chunk manager
      }
  
      // Paper start

patches/server/0306-Configurable-Keep-Spawn-Loaded-range-per-world.patch

@@ -6,7 +6,7 @@ Subject: [PATCH] Configurable Keep Spawn Loaded range per world
 This lets you disable it for some worlds and lower it for others.
 
 diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
-index cdff8dfc675328e559b7063c67dfe6300f458eb6..6024a9e0dca38b1c21332f5c131d824190a2be90 100644
+index f317b9fdb2bfbae9babd64d4801f190042fc1867..6407af497c719d0f6a4446192bed622af34d6bc6 100644
 --- a/src/main/java/net/minecraft/server/MinecraftServer.java
 +++ b/src/main/java/net/minecraft/server/MinecraftServer.java
 @@ -768,30 +768,33 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -166,7 +166,7 @@ index 1b565b2809c2d367e21971c5154f35c9763995e6..b0f899835ded29aff108d1674bf4a1a6
 +    void setChunkRadius(int radius); // Paper - allow changing chunk radius
  }
 diff --git a/src/main/java/net/minecraft/server/level/progress/LoggerChunkProgressListener.java b/src/main/java/net/minecraft/server/level/progress/LoggerChunkProgressListener.java
-index 4d2348df25410a0b5364eec066880326d6667dad..286aad3205ef8a9e21a47ef07893844fe857556a 100644
+index 4d2348df25410a0b5364eec066880326d6667dad..b9176ec634ed806dda6ce84b8978803111462428 100644
 --- a/src/main/java/net/minecraft/server/level/progress/LoggerChunkProgressListener.java
 +++ b/src/main/java/net/minecraft/server/level/progress/LoggerChunkProgressListener.java
 @@ -11,12 +11,19 @@ import org.slf4j.Logger;
@@ -174,7 +174,7 @@ index 4d2348df25410a0b5364eec066880326d6667dad..286aad3205ef8a9e21a47ef07893844f
  public class LoggerChunkProgressListener implements ChunkProgressListener {
      private static final Logger LOGGER = LogUtils.getLogger();
 -    private final int maxCount;
-+    private int maxCount;// Paper - remove final
++    private int maxCount; // Paper - remove final
      private int count;
      private long startTime;
      private long nextTickTime = Long.MAX_VALUE;

patches/server/0402-Prevent-position-desync-causing-tp-exploit.patch

@@ -1,8 +1,7 @@
 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
 From: Spottedleaf <Spottedleaf@users.noreply.github.com>
 Date: Fri, 12 Jun 2020 16:51:39 -0700
-Subject: [PATCH] Prevent position desync in playerconnection causing tp
+Subject: [PATCH] Prevent position desync causing tp exploit
- exploit
 
 Caused the server to revert to the player's overworld coordinates
 after teleporting into the end.

patches/server/0405-Add-PlayerRecipeBookClickEvent.patch

@@ -1,18 +1,18 @@
 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
 From: JRoy <joshroy126@gmail.com>
 Date: Fri, 5 Jun 2020 18:24:06 -0400
-Subject: [PATCH] Add and implement PlayerRecipeBookClickEvent
+Subject: [PATCH] Add PlayerRecipeBookClickEvent
 
 
 diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
-index b0f546190f4e5985e2532bb3647856ebc5efb92f..ab167cbce4e8c3ee4d755b778bd7b92a8be917de 100644
+index b0f546190f4e5985e2532bb3647856ebc5efb92f..85392f2bc3e51aa03385ffaead73baec2580771b 100644
 --- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
 +++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
 @@ -2973,16 +2973,40 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
              if (!this.player.containerMenu.stillValid(this.player)) {
                  ServerGamePacketListenerImpl.LOGGER.debug("Player {} interacted with invalid menu {}", this.player, this.player.containerMenu);
              } else {
-+                // Paper start
++                // Paper start - Add PlayerRecipeBookClickEvent
 +                ResourceLocation recipeName = packet.getRecipe();
 +                boolean makeAll = packet.isShiftDown();
 +                com.destroystokyo.paper.event.player.PlayerRecipeBookClickEvent paperEvent = new com.destroystokyo.paper.event.player.PlayerRecipeBookClickEvent(
@@ -24,7 +24,7 @@ index b0f546190f4e5985e2532bb3647856ebc5efb92f..ab167cbce4e8c3ee4d755b778bd7b92a
 +                recipeName = CraftNamespacedKey.toMinecraft(paperEvent.getRecipe());
 +                makeAll = paperEvent.isMakeAll();
 +                if (org.bukkit.event.player.PlayerRecipeBookClickEvent.getHandlerList().getRegisteredListeners().length > 0) {
-+                // Paper end
++                // Paper end - Add PlayerRecipeBookClickEvent
                  // CraftBukkit start - implement PlayerRecipeBookClickEvent
 -                org.bukkit.inventory.Recipe recipe = this.cserver.getRecipe(CraftNamespacedKey.fromMinecraft(packet.getRecipe()));
 +                org.bukkit.inventory.Recipe recipe = this.cserver.getRecipe(CraftNamespacedKey.fromMinecraft(recipeName)); // Paper
@@ -32,7 +32,7 @@ index b0f546190f4e5985e2532bb3647856ebc5efb92f..ab167cbce4e8c3ee4d755b778bd7b92a
                      return;
                  }
 -                org.bukkit.event.player.PlayerRecipeBookClickEvent event = CraftEventFactory.callRecipeBookClickEvent(this.player, recipe, packet.isShiftDown());
-+                // Paper start
++                // Paper start - Add PlayerRecipeBookClickEvent
 +                org.bukkit.event.player.PlayerRecipeBookClickEvent event = CraftEventFactory.callRecipeBookClickEvent(this.player, recipe, makeAll);
 +                recipeName = CraftNamespacedKey.toMinecraft(((org.bukkit.Keyed) event.getRecipe()).getKey());
 +                makeAll = event.isShiftClick();
@@ -40,16 +40,16 @@ index b0f546190f4e5985e2532bb3647856ebc5efb92f..ab167cbce4e8c3ee4d755b778bd7b92a
 +                if (!(this.player.containerMenu instanceof RecipeBookMenu<?> recipeBookMenu)) {
 +                    return;
 +                }
-+                // Paper end
++                // Paper end - Add PlayerRecipeBookClickEvent
  
                  // Cast to keyed should be safe as the recipe will never be a MerchantRecipe.
 -                this.server.getRecipeManager().byKey(CraftNamespacedKey.toMinecraft(((org.bukkit.Keyed) event.getRecipe()).getKey())).ifPresent((recipeholder) -> {
 -                    ((RecipeBookMenu) this.player.containerMenu).handlePlacement(event.isShiftClick(), recipeholder, this.player);
-+                // Paper start
++                // Paper start - Add PlayerRecipeBookClickEvent
 +                final boolean finalMakeAll = makeAll;
 +                this.server.getRecipeManager().byKey(recipeName).ifPresent((recipeholder) -> {
 +                    recipeBookMenu.handlePlacement(finalMakeAll, recipeholder, this.player);
-+                    // Paper end
++                    // Paper end - Add PlayerRecipeBookClickEvent
                  });
                  // CraftBukkit end
              }

patches/server/0407-Hide-sync-chunk-writes-behind-flag.patch

@@ -9,7 +9,7 @@ on harddrives.
 -DPaper.enable-sync-chunk-writes=true to enable
 
 diff --git a/src/main/java/net/minecraft/server/dedicated/DedicatedServerProperties.java b/src/main/java/net/minecraft/server/dedicated/DedicatedServerProperties.java
-index 7edce6f8d1f313a9e1e100704d625e317f779fa0..1643186bcb2caf5d29fd551afd35830726dbb80a 100644
+index 7edce6f8d1f313a9e1e100704d625e317f779fa0..c58d03898edc49b4451c82d4ccdb86980bc1a40a 100644
 --- a/src/main/java/net/minecraft/server/dedicated/DedicatedServerProperties.java
 +++ b/src/main/java/net/minecraft/server/dedicated/DedicatedServerProperties.java
 @@ -144,7 +144,7 @@ public class DedicatedServerProperties extends Settings<DedicatedServerPropertie
@@ -17,7 +17,7 @@ index 7edce6f8d1f313a9e1e100704d625e317f779fa0..1643186bcb2caf5d29fd551afd358307
              return Mth.clamp(integer, 1, 29999984);
          }, 29999984);
 -        this.syncChunkWrites = this.get("sync-chunk-writes", true);
-+        this.syncChunkWrites = this.get("sync-chunk-writes", true) && Boolean.getBoolean("Paper.enable-sync-chunk-writes"); // Paper - hide behind flag
++        this.syncChunkWrites = this.get("sync-chunk-writes", true) && Boolean.getBoolean("Paper.enable-sync-chunk-writes"); // Paper - Hide sync chunk writes behind flag
          this.enableJmxMonitoring = this.get("enable-jmx-monitoring", false);
          this.enableStatus = this.get("enable-status", true);
          this.hideOnlinePlayers = this.get("hide-online-players", false);

patches/server/0410-Fix-Per-World-Difficulty-Remembering-Difficulty.patch

@@ -8,7 +8,7 @@ makes it so that the server keeps the last difficulty used instead
 of restoring the server.properties every single load.
 
 diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
-index 728858a2a52bd23c7b42d0e7340abf5f09d24fc5..8a037e12ba9419ec29c62799e30312c50b7ee4ad 100644
+index 739e6cf058f2d85c874d1c4f114963035b8c645f..6ffb81f09e7422adeb29f0651a9d3b6e7f6860d3 100644
 --- a/src/main/java/net/minecraft/server/MinecraftServer.java
 +++ b/src/main/java/net/minecraft/server/MinecraftServer.java
 @@ -828,7 +828,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -29,14 +29,14 @@ index 728858a2a52bd23c7b42d0e7340abf5f09d24fc5..8a037e12ba9419ec29c62799e30312c5
 -            this.worldData.setDifficulty(this.worldData.isHardcore() ? Difficulty.HARD : difficulty);
 -            this.updateMobSpawningFlags();
 -            this.getPlayerList().getPlayers().forEach(this::sendDifficultyUpdate);
-+    // Paper start - remember per level difficulty
++    // 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.isSpawningAnimals());
 +            // this.getPlayerList().getPlayers().forEach(this::sendDifficultyUpdate);
-+            // Paper end
++            // Paper end - per level difficulty
          }
      }
  
@@ -50,7 +50,7 @@ index 728858a2a52bd23c7b42d0e7340abf5f09d24fc5..8a037e12ba9419ec29c62799e30312c5
  
      }
 diff --git a/src/main/java/net/minecraft/server/commands/DifficultyCommand.java b/src/main/java/net/minecraft/server/commands/DifficultyCommand.java
-index 997a96a21440ae72696d68f8031ece4ba487d3ef..d0f851ca4d91791da26902d7d516b0fdace8cc95 100644
+index 997a96a21440ae72696d68f8031ece4ba487d3ef..3d8584929cee000ae7df10c5bd94f35820e70294 100644
 --- a/src/main/java/net/minecraft/server/commands/DifficultyCommand.java
 +++ b/src/main/java/net/minecraft/server/commands/DifficultyCommand.java
 @@ -49,7 +49,7 @@ public class DifficultyCommand {
@@ -58,12 +58,12 @@ index 997a96a21440ae72696d68f8031ece4ba487d3ef..d0f851ca4d91791da26902d7d516b0fd
              throw DifficultyCommand.ERROR_ALREADY_DIFFICULT.create(difficulty.getKey());
          } else {
 -            worldServer.serverLevelData.setDifficulty(difficulty); // CraftBukkit
-+            minecraftserver.setDifficulty(worldServer, difficulty, true); // Paper - don't skip other difficulty-changing logic (fix upstream's fix)
++            minecraftserver.setDifficulty(worldServer, difficulty, true); // Paper - per level difficulty; don't skip other difficulty-changing logic (fix upstream's fix)
              source.sendSuccess(() -> {
                  return Component.translatable("commands.difficulty.success", difficulty.getDisplayName());
              }, true);
 diff --git a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
-index 684e9e9d78f0d410176fa8b9c9d0fbfda6a156dc..2d5e8d624b153f55e28d8a4e008dce11853179cf 100644
+index 684e9e9d78f0d410176fa8b9c9d0fbfda6a156dc..6c009f7443eabce73ace587a9fc686c320f707a7 100644
 --- a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
 +++ b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
 @@ -325,7 +325,7 @@ public class DedicatedServer extends MinecraftServer implements ServerInterface
@@ -71,12 +71,12 @@ index 684e9e9d78f0d410176fa8b9c9d0fbfda6a156dc..2d5e8d624b153f55e28d8a4e008dce11
      @Override
      public void forceDifficulty() {
 -        this.setDifficulty(this.getProperties().difficulty, true);
-+        // this.setDifficulty(this.getProperties().difficulty, true); // Paper - Don't overwrite level.dat's difficulty, keep current
++        // this.setDifficulty(this.getProperties().difficulty, true); // Paper - per level difficulty; Don't overwrite level.dat's difficulty, keep current
      }
  
      @Override
 diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
-index 71068a285ff039b609f4551d522481f2dff8235e..d43bf7ff39e9424f5cdcc93d29779570c8735869 100644
+index 71068a285ff039b609f4551d522481f2dff8235e..da445644b1f2de9f80e8198a8ed150103627187b 100644
 --- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
 +++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
 @@ -1209,7 +1209,7 @@ public class ServerPlayer extends Player {
@@ -84,12 +84,12 @@ index 71068a285ff039b609f4551d522481f2dff8235e..d43bf7ff39e9424f5cdcc93d29779570
  
                  this.connection.send(new ClientboundRespawnPacket(this.createCommonSpawnInfo(worldserver), (byte) 3));
 -                this.connection.send(new ClientboundChangeDifficultyPacket(this.level().getDifficulty(), this.level().getLevelData().isDifficultyLocked()));
-+                this.connection.send(new ClientboundChangeDifficultyPacket(worldserver.getDifficulty(), this.level().getLevelData().isDifficultyLocked())); // Paper - fix difficulty sync issue
++                this.connection.send(new ClientboundChangeDifficultyPacket(worldserver.getDifficulty(), this.level().getLevelData().isDifficultyLocked())); // Paper - per level difficulty
                  PlayerList playerlist = this.server.getPlayerList();
  
                  playerlist.sendPlayerPermissionLevel(this);
 diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
-index 448cbe86cefdf779c7faae84748e04374f16162d..101871664077577c5cbe159d5d1a31b0e30ec68d 100644
+index ea0628515793f9a4aad5d41def90eb3034a81680..de8c48f6d3ab7eb15e934b323986ea1120ac585a 100644
 --- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
 +++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
 @@ -3176,7 +3176,7 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
@@ -97,7 +97,7 @@ index 448cbe86cefdf779c7faae84748e04374f16162d..101871664077577c5cbe159d5d1a31b0
          PacketUtils.ensureRunningOnSameThread(packet, this, this.player.serverLevel());
          if (this.player.hasPermissions(2) || this.isSingleplayerOwner()) {
 -            this.server.setDifficulty(packet.getDifficulty(), false);
-+            // this.server.setDifficulty(packet.getDifficulty(), false); // Paper - don't allow clients to change this
++            // this.server.setDifficulty(packet.getDifficulty(), false); // Paper - per level difficulty; don't allow clients to change this
          }
      }
  
@@ -117,7 +117,7 @@ index 33894e96a54039d5b406c552d8a5db6e17037151..4bb4df79dbe65fd5a6f53df64890eaa5
              for (SpawnCategory spawnCategory : SpawnCategory.values()) {
                  if (CraftSpawnCategory.isValidForLimits(spawnCategory)) {
 diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
-index 357b82e110b789b7a12735a844a9c7e720b4f479..cb053e6c8f3cc1346a679354696e0fa0b6d3a150 100644
+index 357b82e110b789b7a12735a844a9c7e720b4f479..664389b1f37acee12cdd4bdd6fc0b9d3e6f568fb 100644
 --- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
 +++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
 @@ -1158,7 +1158,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@@ -125,7 +125,7 @@ index 357b82e110b789b7a12735a844a9c7e720b4f479..cb053e6c8f3cc1346a679354696e0fa0
      @Override
      public void setDifficulty(Difficulty difficulty) {
 -        this.getHandle().serverLevelData.setDifficulty(net.minecraft.world.Difficulty.byId(difficulty.getValue()));
-+        this.getHandle().getServer().setDifficulty(this.getHandle(), net.minecraft.world.Difficulty.byId(difficulty.getValue()), true); // Paper - don't skip other difficulty-changing logic
++        this.getHandle().getServer().setDifficulty(this.getHandle(), net.minecraft.world.Difficulty.byId(difficulty.getValue()), true); // Paper - per level difficulty; don't skip other difficulty-changing logic
      }
  
      @Override

patches/server/0412-Improve-Legacy-Component-serialization-size.patch

@@ -7,14 +7,14 @@ Don't constantly send format: false for all formatting options when parent alrea
 has it false
 
 diff --git a/src/main/java/org/bukkit/craftbukkit/util/CraftChatMessage.java b/src/main/java/org/bukkit/craftbukkit/util/CraftChatMessage.java
-index 516b3fef4d388366df09f0dd88deadbcc0b7d344..730d8e3cf2d9ca05b2d6219cf1856b8721871a37 100644
+index 516b3fef4d388366df09f0dd88deadbcc0b7d344..753200057e74b8e2d5274894b982e6ee946a559e 100644
 --- a/src/main/java/org/bukkit/craftbukkit/util/CraftChatMessage.java
 +++ b/src/main/java/org/bukkit/craftbukkit/util/CraftChatMessage.java
 @@ -46,6 +46,7 @@ public final class CraftChatMessage {
          // Separate pattern with no group 3, new lines are part of previous string
          private static final Pattern INCREMENTAL_PATTERN_KEEP_NEWLINES = Pattern.compile("(" + String.valueOf(org.bukkit.ChatColor.COLOR_CHAR) + "[0-9a-fk-orx])|((?:(?:https?):\\/\\/)?(?:[-\\w_\\.]{2,}\\.[a-z]{2,4}.*?(?=[\\.\\?!,;:]?(?:[" + String.valueOf(org.bukkit.ChatColor.COLOR_CHAR) + " ]|$))))", Pattern.CASE_INSENSITIVE);
          // ChatColor.b does not explicitly reset, its more of empty
-+        private static final Style EMPTY = Style.EMPTY.withItalic(false); // Paper - OBFHELPER
++        private static final Style EMPTY = Style.EMPTY.withItalic(false); // Paper - Improve Legacy Component serialization size
          private static final Style RESET = Style.EMPTY.withBold(false).withItalic(false).withUnderlined(false).withStrikethrough(false).withObfuscated(false);
  
          private final List<Component> list = new ArrayList<Component>();
@@ -22,7 +22,7 @@ index 516b3fef4d388366df09f0dd88deadbcc0b7d344..730d8e3cf2d9ca05b2d6219cf1856b87
              Matcher matcher = (keepNewlines ? StringMessage.INCREMENTAL_PATTERN_KEEP_NEWLINES : StringMessage.INCREMENTAL_PATTERN).matcher(message);
              String match = null;
              boolean needsAdd = false;
-+            boolean hasReset = false; // Paper
++            boolean hasReset = false; // Paper - Improve Legacy Component serialization size
              while (matcher.find()) {
                  int groupId = 0;
                  while ((match = matcher.group(++groupId)) == null) {
@@ -31,7 +31,7 @@ index 516b3fef4d388366df09f0dd88deadbcc0b7d344..730d8e3cf2d9ca05b2d6219cf1856b87
                          }
                      } else { // Color resets formatting
 -                        this.modifier = StringMessage.RESET.withColor(format);
-+                        // Paper start - improve legacy formatting
++                        // Paper start - Improve Legacy Component serialization size
 +                        Style previous = modifier;
 +                        modifier = (!hasReset ? RESET : EMPTY).withColor(format);
 +                        hasReset = true;
@@ -50,7 +50,7 @@ index 516b3fef4d388366df09f0dd88deadbcc0b7d344..730d8e3cf2d9ca05b2d6219cf1856b87
 +                        if (previous.isUnderlined()) {
 +                            modifier = modifier.withUnderlined(false);
 +                        }
-+                        // Paper end
++                        // Paper end - Improve Legacy Component serialization size
                      }
                      needsAdd = true;
                      break;

patches/server/0413-Optimize-Bit-Operations-by-inlining.patch

@@ -7,7 +7,7 @@ Inline bit operations and reduce instruction count to make these hot
 operations faster
 
 diff --git a/src/main/java/net/minecraft/core/BlockPos.java b/src/main/java/net/minecraft/core/BlockPos.java
-index e039551efc83af1453a115099b78e16dff2cf190..e5dfc4009cb06e500c6b54ee4228117061758b53 100644
+index ef5f897164136767e9c6dd61b76c2a1dedd4f350..46aeeaade74bde10472e209df61a75adc4461eeb 100644
 --- a/src/main/java/net/minecraft/core/BlockPos.java
 +++ b/src/main/java/net/minecraft/core/BlockPos.java
 @@ -37,15 +37,16 @@ public class BlockPos extends Vec3i {
@@ -23,7 +23,7 @@ index e039551efc83af1453a115099b78e16dff2cf190..e5dfc4009cb06e500c6b54ee42281170
 -    private static final int Y_OFFSET = 0;
 -    private static final int Z_OFFSET = PACKED_Y_LENGTH;
 -    private static final int X_OFFSET = PACKED_Y_LENGTH + PACKED_Z_LENGTH;
-+    // Paper start - static constants
++    // Paper start - Optimize Bit Operations by inlining
 +    private static final int PACKED_X_LENGTH = 26;
 +    private static final int PACKED_Z_LENGTH = 26;
 +    public static final int PACKED_Y_LENGTH = 12;
@@ -32,7 +32,7 @@ index e039551efc83af1453a115099b78e16dff2cf190..e5dfc4009cb06e500c6b54ee42281170
 +    private static final long PACKED_Z_MASK = 67108863;
 +    private static final int Z_OFFSET = 12;
 +    private static final int X_OFFSET = 38;
-+    // Paper end
++    // Paper end - Optimize Bit Operations by inlining
  
      public BlockPos(int x, int y, int z) {
          super(x, y, z);

patches/server/0415-incremental-chunk-and-player-saving.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] incremental chunk and player saving
 
 
 diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
-index 8a037e12ba9419ec29c62799e30312c50b7ee4ad..706e8a5e17ccd87266a5c154cd938974d380cb21 100644
+index 6ffb81f09e7422adeb29f0651a9d3b6e7f6860d3..2ebfa60a2b0175a9cb107648652c9150d9f93732 100644
 --- a/src/main/java/net/minecraft/server/MinecraftServer.java
 +++ b/src/main/java/net/minecraft/server/MinecraftServer.java
 @@ -901,7 +901,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -13,7 +13,7 @@ index 8a037e12ba9419ec29c62799e30312c50b7ee4ad..706e8a5e17ccd87266a5c154cd938974
          try {
              this.isSaving = true;
 -            this.getPlayerList().saveAll();
-+            this.getPlayerList().saveAll(); // Diff on change
++            this.getPlayerList().saveAll(); // Paper - Incremental chunk and player saving; diff on change
              flag3 = this.saveAllChunks(suppressLogs, flush, force);
          } finally {
              this.isSaving = false;
@@ -30,11 +30,11 @@ index 8a037e12ba9419ec29c62799e30312c50b7ee4ad..706e8a5e17ccd87266a5c154cd938974
 -            this.saveEverything(true, false, false);
 -            this.profiler.pop();
 -            MinecraftServer.LOGGER.debug("Autosave finished");
-+        // Paper start - incremental chunk and player saving
++        // Paper start - Incremental chunk and player saving
 +        int playerSaveInterval = io.papermc.paper.configuration.GlobalConfiguration.get().playerAutoSave.rate;
 +        if (playerSaveInterval < 0) {
 +            playerSaveInterval = autosavePeriod;
-         }
++        }
 +        this.profiler.push("save");
 +        final boolean fullSave = autosavePeriod > 0 && this.tickCount % autosavePeriod == 0;
 +        try {
@@ -49,41 +49,41 @@ index 8a037e12ba9419ec29c62799e30312c50b7ee4ad..706e8a5e17ccd87266a5c154cd938974
 +            }
 +        } finally {
 +            this.isSaving = false;
-+        }
+         }
 +        this.profiler.pop();
-+        // Paper end
++        // Paper end - Incremental chunk and player saving
          io.papermc.paper.util.CachedLists.reset(); // Paper
          // Paper start - move executeAll() into full server tick timing
          try (co.aikar.timings.Timing ignored = MinecraftTimings.processTasksTimer.startTiming()) {
 diff --git a/src/main/java/net/minecraft/server/level/ServerChunkCache.java b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
-index 974b4970be214ca36a801d39932abcc751e540a5..63fad53a9184d7ab97f143b7d85ae9ef2ca9f8bc 100644
+index 974b4970be214ca36a801d39932abcc751e540a5..c7a8078e4bb4df5ad2345125d49c6b40611da539 100644
 --- a/src/main/java/net/minecraft/server/level/ServerChunkCache.java
 +++ b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
 @@ -450,6 +450,15 @@ public class ServerChunkCache extends ChunkSource {
          } // Paper - Timings
      }
  
-+    // Paper start - duplicate save, but call incremental
++    // Paper start - Incremental chunk and player saving; duplicate save, but call incremental
 +    public void saveIncrementally() {
 +        this.runDistanceManagerUpdates();
 +        try (co.aikar.timings.Timing timed = level.timings.chunkSaveData.startTiming()) { // Paper - Timings
 +            this.chunkMap.saveIncrementally();
 +        } // Paper - Timings
 +    }
-+    // Paper end
++    // Paper end - Incremental chunk and player saving
 +
      @Override
      public void close() throws IOException {
          // CraftBukkit start
 diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
-index 51379dc93af2eaa3294179debe067d62627b60e1..8a7dd236435b08e0857041641eec9edcef936503 100644
+index 51379dc93af2eaa3294179debe067d62627b60e1..b0d5eca878e391fa29dd81947b6e79b113122ab3 100644
 --- a/src/main/java/net/minecraft/server/level/ServerLevel.java
 +++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
 @@ -1306,6 +1306,37 @@ public class ServerLevel extends Level implements WorldGenLevel {
          return !this.server.isUnderSpawnProtection(this, pos, player) && this.getWorldBorder().isWithinBounds(pos);
      }
  
-+    // Paper start - derived from below
++    // Paper start - Incremental chunk and player saving
 +    public void saveIncrementally(boolean doFull) {
 +        ServerChunkCache chunkproviderserver = this.getChunkSource();
 +
@@ -112,32 +112,32 @@ index 51379dc93af2eaa3294179debe067d62627b60e1..8a7dd236435b08e0857041641eec9edc
 +            // CraftBukkit end
 +        }
 +    }
-+    // Paper end
++    // Paper end - Incremental chunk and player saving
 +
      public void save(@Nullable ProgressListener progressListener, boolean flush, boolean savingDisabled) {
          // Paper start - rewrite chunk system - add close param
          this.save(progressListener, flush, savingDisabled, false);
 diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
-index d43bf7ff39e9424f5cdcc93d29779570c8735869..fddbd703071ec93d6e3a9ecc1ff17b3e74eb8986 100644
+index da445644b1f2de9f80e8198a8ed150103627187b..6d083f49ba3700ff3bc222e594b6d9545dd4edba 100644
 --- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
 +++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
 @@ -190,6 +190,7 @@ import org.bukkit.inventory.MainHand;
  public class ServerPlayer extends Player {
  
      private static final Logger LOGGER = LogUtils.getLogger();
-+    public long lastSave = MinecraftServer.currentTick; // Paper
++    public long lastSave = MinecraftServer.currentTick; // Paper - Incremental chunk and player saving
      private static final int NEUTRAL_MOB_DEATH_NOTIFICATION_RADII_XZ = 32;
      private static final int NEUTRAL_MOB_DEATH_NOTIFICATION_RADII_Y = 10;
      private static final int FLY_STAT_RECORDING_SPEED = 25;
 diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
-index 5c5d1e387ea00a17db99b3ef1f68eede01b09789..43bdada020a5a28cbe9eb18ec24529be633a49f3 100644
+index 5c5d1e387ea00a17db99b3ef1f68eede01b09789..38ff44cdcf9720d916de228f02d579b5e37bc45a 100644
 --- a/src/main/java/net/minecraft/server/players/PlayerList.java
 +++ b/src/main/java/net/minecraft/server/players/PlayerList.java
 @@ -552,6 +552,7 @@ public abstract class PlayerList {
  
      protected void save(ServerPlayer player) {
          if (!player.getBukkitEntity().isPersistent()) return; // CraftBukkit
-+        player.lastSave = MinecraftServer.currentTick; // Paper
++        player.lastSave = MinecraftServer.currentTick; // Paper - Incremental chunk and player saving
          this.playerIo.save(player);
          ServerStatsCounter serverstatisticmanager = (ServerStatsCounter) player.getStats(); // CraftBukkit
  
@@ -145,7 +145,7 @@ index 5c5d1e387ea00a17db99b3ef1f68eede01b09789..43bdada020a5a28cbe9eb18ec24529be
      }
  
      public void saveAll() {
-+        // Paper start - incremental player saving
++        // Paper start - Incremental chunk and player saving
 +        this.saveAll(-1);
 +    }
 +
@@ -161,7 +161,7 @@ index 5c5d1e387ea00a17db99b3ef1f68eede01b09789..43bdada020a5a28cbe9eb18ec24529be
 +                this.save(entityplayer);
 +                if (interval != -1 && ++numSaved >= io.papermc.paper.configuration.GlobalConfiguration.get().playerAutoSave.maxPerTick()) { break; }
 +            }
-+            // Paper end
++            // Paper end - Incremental chunk and player saving
          }
          MinecraftTimings.savePlayers.stopTiming(); // Paper
          return null; }); // Paper - ensure main

patches/server/0416-Support-old-UUID-format-for-NBT.patch

@@ -8,19 +8,19 @@ We have stored UUID in plenty of places that did not get DFU'd
 So just look for old format and load it if it exists.
 
 diff --git a/src/main/java/net/minecraft/nbt/CompoundTag.java b/src/main/java/net/minecraft/nbt/CompoundTag.java
-index 135530bc9d7ecd0348ace6474f4ca6d2e1bad283..4c8f2dbdd6e384be026ae1c890096f89fd744eb0 100644
+index 135530bc9d7ecd0348ace6474f4ca6d2e1bad283..22106323902ceb4fc58a95918c754234a581f7a1 100644
 --- a/src/main/java/net/minecraft/nbt/CompoundTag.java
 +++ b/src/main/java/net/minecraft/nbt/CompoundTag.java
 @@ -237,6 +237,12 @@ public class CompoundTag implements Tag {
      }
  
      public void putUUID(String key, UUID value) {
-+        // Paper start - support old format
++        // Paper start - Support old UUID format
 +        if (this.contains(key + "Most", net.minecraft.nbt.Tag.TAG_ANY_NUMERIC) && this.contains(key + "Least", net.minecraft.nbt.Tag.TAG_ANY_NUMERIC)) {
 +            this.tags.remove(key + "Most");
 +            this.tags.remove(key + "Least");
 +        }
-+        // Paper end
++        // Paper end - Support old UUID format
          this.tags.put(key, NbtUtils.createUUID(value));
      }
  
@@ -28,39 +28,39 @@ index 135530bc9d7ecd0348ace6474f4ca6d2e1bad283..4c8f2dbdd6e384be026ae1c890096f89
       * You must use {@link #hasUUID(String)} before or else it <b>will</b> throw an NPE.
       */
      public UUID getUUID(String key) {
-+        // Paper start - support old format
++        // Paper start - Support old UUID format
 +        if (!contains(key, 11) && this.contains(key + "Most", net.minecraft.nbt.Tag.TAG_ANY_NUMERIC) && this.contains(key + "Least", net.minecraft.nbt.Tag.TAG_ANY_NUMERIC)) {
 +            return new UUID(this.getLong(key + "Most"), this.getLong(key + "Least"));
 +        }
-+        // Paper end
++        // Paper end - Support old UUID format
          return NbtUtils.loadUUID(this.get(key));
      }
  
      public boolean hasUUID(String key) {
-+        // Paper start - support old format
++        // Paper start - Support old UUID format
 +        if (this.contains(key + "Most", net.minecraft.nbt.Tag.TAG_ANY_NUMERIC) && this.contains(key + "Least", net.minecraft.nbt.Tag.TAG_ANY_NUMERIC)) {
 +            return true;
 +        }
-+        // Paper end
++        // Paper end - Support old UUID format
          Tag tag = this.get(key);
          return tag != null && tag.getType() == IntArrayTag.TYPE && ((IntArrayTag)tag).getAsIntArray().length == 4;
      }
 diff --git a/src/main/java/net/minecraft/nbt/NbtUtils.java b/src/main/java/net/minecraft/nbt/NbtUtils.java
-index 4388f2a8b05f5ed2f0934c1693299a4c92072adc..18fad4f083862ace2bc56579883f548f6d697091 100644
+index 4388f2a8b05f5ed2f0934c1693299a4c92072adc..ba0726157417cdde1c9bca93a9e37e68d9b2286d 100644
 --- a/src/main/java/net/minecraft/nbt/NbtUtils.java
 +++ b/src/main/java/net/minecraft/nbt/NbtUtils.java
 @@ -72,6 +72,14 @@ public final class NbtUtils {
      @Nullable
      public static GameProfile readGameProfile(CompoundTag nbt) {
          UUID uUID = nbt.hasUUID("Id") ? nbt.getUUID("Id") : Util.NIL_UUID;
-+        // Paper start - Support string UUIDs
++        // Paper start - Support old UUID format
 +        if (nbt.contains("Id", Tag.TAG_STRING)) {
 +            try {
 +                uUID = UUID.fromString(nbt.getString("Id"));
 +            } catch (IllegalArgumentException ignored){
 +            }
 +        }
-+        // Paper end - Support string UUIDs
++        // Paper end - Support old UUID format
          String string = nbt.getString("Name");
  
          try {

patches/server/0422-Update-itemstack-legacy-name-and-lore.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] Update itemstack legacy name and lore
 
 
 diff --git a/src/main/java/net/minecraft/world/item/ItemStack.java b/src/main/java/net/minecraft/world/item/ItemStack.java
-index 0c4727f383313762893b0a7af7bdeb746c80861a..c5e36e7e96902fc0e8e9bb409907c6424cf223bd 100644
+index 0c4727f383313762893b0a7af7bdeb746c80861a..0e700a9530cbf883a9037621794a601c0386a387 100644
 --- a/src/main/java/net/minecraft/world/item/ItemStack.java
 +++ b/src/main/java/net/minecraft/world/item/ItemStack.java
 @@ -195,6 +195,44 @@ public final class ItemStack {
@@ -57,7 +57,7 @@ index 0c4727f383313762893b0a7af7bdeb746c80861a..c5e36e7e96902fc0e8e9bb409907c642
          if (nbttagcompound.contains("tag", 10)) {
              this.tag = nbttagcompound.getCompound("tag").copy();
              this.processEnchantOrder(this.tag); // Paper
-+            this.processText(); // Paper
++            this.processText(); // Paper - Update itemstack legacy name and lore
              this.getItem().verifyTagAfterLoad(this.tag);
          }
  

patches/server/0423-Add-PrepareResultEvent.patch

@@ -8,55 +8,55 @@ Adds a new event for all crafting stations that generate a result slot item
 Anvil, Grindstone and Smithing now extend this event
 
 diff --git a/src/main/java/net/minecraft/world/inventory/AnvilMenu.java b/src/main/java/net/minecraft/world/inventory/AnvilMenu.java
-index e97953e3dad164862d7e2f86bd86a6eff5b80ae2..f00638e9d7baf8b803dd610f2bf6250da34efab3 100644
+index e97953e3dad164862d7e2f86bd86a6eff5b80ae2..8e0da4fb2a8f62156e953e0c71a82306d29c5fc4 100644
 --- a/src/main/java/net/minecraft/world/inventory/AnvilMenu.java
 +++ b/src/main/java/net/minecraft/world/inventory/AnvilMenu.java
 @@ -338,6 +338,7 @@ public class AnvilMenu extends ItemCombinerMenu {
              }
  
              this.createResult();
-+            org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareResultEvent(this, RESULT_SLOT); // Paper
++            org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareResultEvent(this, RESULT_SLOT); // Paper - Add PrepareResultEvent
              return true;
          } else {
              return false;
 diff --git a/src/main/java/net/minecraft/world/inventory/CartographyTableMenu.java b/src/main/java/net/minecraft/world/inventory/CartographyTableMenu.java
-index fe1ce65b35e83ee0ada77e44b080729346bb3c2d..819187dbcf468d9278ce33bd97688476aab53f8e 100644
+index fe1ce65b35e83ee0ada77e44b080729346bb3c2d..ca3c8b31967a6efd7b0caacb091ab2151e7c0bee 100644
 --- a/src/main/java/net/minecraft/world/inventory/CartographyTableMenu.java
 +++ b/src/main/java/net/minecraft/world/inventory/CartographyTableMenu.java
 @@ -150,6 +150,7 @@ public class CartographyTableMenu extends AbstractContainerMenu {
              this.setupResultSlot(itemstack, itemstack1, itemstack2);
          }
  
-+        org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareResultEvent(this, RESULT_SLOT); // Paper
++        org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareResultEvent(this, RESULT_SLOT); // Paper - Add PrepareResultEvent
      }
  
      private void setupResultSlot(ItemStack map, ItemStack item, ItemStack oldResult) {
 diff --git a/src/main/java/net/minecraft/world/inventory/GrindstoneMenu.java b/src/main/java/net/minecraft/world/inventory/GrindstoneMenu.java
-index 45242f0ed5a0f98953df5f27fb76874d2d9e3473..811d7415ae843347da374d73b4edfe89642d518a 100644
+index 45242f0ed5a0f98953df5f27fb76874d2d9e3473..1783661f38a6f5fb655ea83953b9467bd91a1302 100644
 --- a/src/main/java/net/minecraft/world/inventory/GrindstoneMenu.java
 +++ b/src/main/java/net/minecraft/world/inventory/GrindstoneMenu.java
 @@ -159,6 +159,7 @@ public class GrindstoneMenu extends AbstractContainerMenu {
          super.slotsChanged(inventory);
          if (inventory == this.repairSlots) {
              this.createResult();
-+            org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareResultEvent(this, RESULT_SLOT); // Paper
++            org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareResultEvent(this, RESULT_SLOT); // Paper - Add PrepareResultEvent
          }
  
      }
 diff --git a/src/main/java/net/minecraft/world/inventory/ItemCombinerMenu.java b/src/main/java/net/minecraft/world/inventory/ItemCombinerMenu.java
-index 4087e381b2250be387b608d8742f6a6009a52879..ff770b9ce68a62418de0c7ed389650626fa1dcb2 100644
+index 4087e381b2250be387b608d8742f6a6009a52879..eb36a69b8da492aec9609cc9ef80d7d68ff9af03 100644
 --- a/src/main/java/net/minecraft/world/inventory/ItemCombinerMenu.java
 +++ b/src/main/java/net/minecraft/world/inventory/ItemCombinerMenu.java
 @@ -110,6 +110,7 @@ public abstract class ItemCombinerMenu extends AbstractContainerMenu {
          super.slotsChanged(inventory);
          if (inventory == this.inputSlots) {
              this.createResult();
-+            org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareResultEvent(this, this instanceof SmithingMenu ? 3 : 2); // Paper
++            org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareResultEvent(this, this instanceof SmithingMenu ? 3 : 2); // Paper - Add PrepareResultEvent
          }
  
      }
 diff --git a/src/main/java/net/minecraft/world/inventory/LoomMenu.java b/src/main/java/net/minecraft/world/inventory/LoomMenu.java
-index 5c209a3d81db5326f63c506077fa0bfd241b4b12..757ee83a0ec5d381eb328f31f3bef636a9b72d57 100644
+index 5c209a3d81db5326f63c506077fa0bfd241b4b12..a98157f600837898dd8ef12671c4bb713e30f30c 100644
 --- a/src/main/java/net/minecraft/world/inventory/LoomMenu.java
 +++ b/src/main/java/net/minecraft/world/inventory/LoomMenu.java
 @@ -248,7 +248,8 @@ public class LoomMenu extends AbstractContainerMenu {
@@ -64,37 +64,37 @@ index 5c209a3d81db5326f63c506077fa0bfd241b4b12..757ee83a0ec5d381eb328f31f3bef636
              }
  
 -            this.broadcastChanges();
-+            // this.broadcastChanges(); // Paper - done below
++            // this.broadcastChanges(); // Paper - Add PrepareResultEvent; done below
-+            org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareResultEvent(this, 3); // Paper
++            org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareResultEvent(this, 3); // Paper - Add PrepareResultEvent
          } else {
              this.resultSlot.set(ItemStack.EMPTY);
              this.selectablePatterns = List.of();
 diff --git a/src/main/java/net/minecraft/world/inventory/SmithingMenu.java b/src/main/java/net/minecraft/world/inventory/SmithingMenu.java
-index 59d9f990a87ab5214fa51e3a6e933bf5ae71b613..857f65be8c4d9ec3a0586017b3f3e8e35cb78b97 100644
+index 59d9f990a87ab5214fa51e3a6e933bf5ae71b613..1e9e70263996afa294458364aa70e738b5aabea1 100644
 --- a/src/main/java/net/minecraft/world/inventory/SmithingMenu.java
 +++ b/src/main/java/net/minecraft/world/inventory/SmithingMenu.java
 @@ -115,6 +115,7 @@ public class SmithingMenu extends ItemCombinerMenu {
              }
          }
  
-+        org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareResultEvent(this, RESULT_SLOT); // Paper
++        org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareResultEvent(this, RESULT_SLOT); // Paper - Add PrepareResultEvent
      }
  
      @Override
 diff --git a/src/main/java/net/minecraft/world/inventory/StonecutterMenu.java b/src/main/java/net/minecraft/world/inventory/StonecutterMenu.java
-index 9c2fe69ced7a46bbd8b0fbe10fa67d0a39b0f375..70ecc3f673ebd56b65ad901e10f40c28368cbfac 100644
+index 9c2fe69ced7a46bbd8b0fbe10fa67d0a39b0f375..e40d9dbdbe5359c38af6d764d01c9be422654aaa 100644
 --- a/src/main/java/net/minecraft/world/inventory/StonecutterMenu.java
 +++ b/src/main/java/net/minecraft/world/inventory/StonecutterMenu.java
 @@ -181,6 +181,7 @@ public class StonecutterMenu extends AbstractContainerMenu {
              this.setupRecipeList(inventory, itemstack);
          }
  
-+        org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareResultEvent(this, RESULT_SLOT); // Paper
++        org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareResultEvent(this, RESULT_SLOT); // Paper - Add PrepareResultEvent
      }
  
      private void setupRecipeList(Container input, ItemStack stack) {
 diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
-index 90b93b7139f9a11028b0d78b109b478b8052e982..afccfcab4c1682c47bffe7e3c10a9ec60092e8a0 100644
+index 90b93b7139f9a11028b0d78b109b478b8052e982..0e920a0b413c2322832416ef4a2aa661eaae1a89 100644
 --- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
 +++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
 @@ -1714,26 +1714,53 @@ public class CraftEventFactory {
@@ -104,41 +104,41 @@ index 90b93b7139f9a11028b0d78b109b478b8052e982..afccfcab4c1682c47bffe7e3c10a9ec6
 -    public static PrepareAnvilEvent callPrepareAnvilEvent(InventoryView view, ItemStack item) {
 -        PrepareAnvilEvent event = new PrepareAnvilEvent(view, CraftItemStack.asCraftMirror(item).clone());
 -        event.getView().getPlayer().getServer().getPluginManager().callEvent(event);
-+    // Paper start - disable this method, handled below
++    // Paper start - Add PrepareResultEvent; disable this method, handled below
 +    public static void callPrepareAnvilEvent(InventoryView view, ItemStack item) { // Paper - verify nothing uses return - handled below in PrepareResult
 +        PrepareAnvilEvent event = new PrepareAnvilEvent(view, CraftItemStack.asCraftMirror(item)); // Paper - remove clone
 +        //event.getView().getPlayer().getServer().getPluginManager().callEvent(event); // Paper - disable event
          event.getInventory().setItem(2, event.getResult());
 -        return event;
-+        //return event; // Paper
++        //return event;
      }
-+    // Paper end
++    // Paper end - Add PrepareResultEvent
  
 -    public static PrepareGrindstoneEvent callPrepareGrindstoneEvent(InventoryView view, ItemStack item) {
 -        PrepareGrindstoneEvent event = new PrepareGrindstoneEvent(view, CraftItemStack.asCraftMirror(item).clone());
 -        event.getView().getPlayer().getServer().getPluginManager().callEvent(event);
-+    // Paper start - disable this method, handled below
++    // Paper start - Add PrepareResultEvent; disable this method, handled below
 +    public static void callPrepareGrindstoneEvent(InventoryView view, ItemStack item) {
 +        PrepareGrindstoneEvent event = new PrepareGrindstoneEvent(view, CraftItemStack.asCraftMirror(item)); // Paper - remove clone
 +        // event.getView().getPlayer().getServer().getPluginManager().callEvent(event); // Paper - disable event
          event.getInventory().setItem(2, event.getResult());
 -        return event;
-+        // return event; // Paper
++        // return event;
      }
-+    // Paper end
++    // Paper end - Add PrepareResultEvent
  
 -    public static PrepareSmithingEvent callPrepareSmithingEvent(InventoryView view, ItemStack item) {
 -        PrepareSmithingEvent event = new PrepareSmithingEvent(view, CraftItemStack.asCraftMirror(item).clone());
 -        event.getView().getPlayer().getServer().getPluginManager().callEvent(event);
-+    // Paper start - disable this method, handled in callPrepareResultEvent
++    // Paper start - Add PrepareResultEvent; disable this method, handled in callPrepareResultEvent
 +    public static void callPrepareSmithingEvent(InventoryView view, ItemStack item) { // Paper - verify nothing uses return - handled below in PrepareResult
 +        PrepareSmithingEvent event = new PrepareSmithingEvent(view, CraftItemStack.asCraftMirror(item)); // Paper - remove clone
 +        //event.getView().getPlayer().getServer().getPluginManager().callEvent(event); // Paper - disable event
          event.getInventory().setResult(event.getResult());
 -        return event;
 +        //return event; // Paper
-     }
++    }
-+    // Paper end
++    // Paper end - Add PrepareResultEvent
 +
 +    // Paper start - support specific overrides for prepare result
 +    public static void callPrepareResultEvent(AbstractContainerMenu container, int resultSlot) {
@@ -158,8 +158,8 @@ index 90b93b7139f9a11028b0d78b109b478b8052e982..afccfcab4c1682c47bffe7e3c10a9ec6
 +        event.callEvent();
 +        event.getInventory().setItem(resultSlot, event.getResult());
 +        container.broadcastChanges();;
-+    }
+     }
-+    // Paper end
++    // Paper end - Add PrepareResultEvent
  
      /**
       * Mob spawner event.

patches/server/0426-Thread-Safe-Vanilla-Command-permission-checking.patch

@@ -9,7 +9,7 @@ to race conditions.
 Plus, .canUse we want to be safe for async anyways.
 
 diff --git a/src/main/java/com/mojang/brigadier/tree/CommandNode.java b/src/main/java/com/mojang/brigadier/tree/CommandNode.java
-index 3384501f83d445f45aa8233e98c7597daa67b8ef..6875e15aac37d3566bf04f1a6ee79a21537d2939 100644
+index 3384501f83d445f45aa8233e98c7597daa67b8ef..bd12d372a04172504b3664a8136e534ca1b1712d 100644
 --- a/src/main/java/com/mojang/brigadier/tree/CommandNode.java
 +++ b/src/main/java/com/mojang/brigadier/tree/CommandNode.java
 @@ -75,10 +75,10 @@ public abstract class CommandNode<S> implements Comparable<CommandNode<S>> {
@@ -17,16 +17,16 @@ index 3384501f83d445f45aa8233e98c7597daa67b8ef..6875e15aac37d3566bf04f1a6ee79a21
          if (source instanceof CommandSourceStack) {
              try {
 -                ((CommandSourceStack) source).currentCommand = this;
-+                ((CommandSourceStack) source).currentCommand.put(Thread.currentThread(), this); // Paper
++                ((CommandSourceStack) source).currentCommand.put(Thread.currentThread(), this); // Paper - Thread Safe Vanilla Command permission checking
                  return this.requirement.test(source);
              } finally {
 -                ((CommandSourceStack) source).currentCommand = null;
-+                ((CommandSourceStack) source).currentCommand.remove(Thread.currentThread()); // Paper
++                ((CommandSourceStack) source).currentCommand.remove(Thread.currentThread()); // Paper - Thread Safe Vanilla Command permission checking
              }
          }
          // CraftBukkit end
 diff --git a/src/main/java/net/minecraft/commands/CommandSourceStack.java b/src/main/java/net/minecraft/commands/CommandSourceStack.java
-index c772fa3b7a1276b0b41c45c6e0f5584b9c3a90cd..79732086bc4cdbca8364d78eb60d68c758055966 100644
+index c772fa3b7a1276b0b41c45c6e0f5584b9c3a90cd..55c394fb00d0c7caee3a06720c37f04db571fe93 100644
 --- a/src/main/java/net/minecraft/commands/CommandSourceStack.java
 +++ b/src/main/java/net/minecraft/commands/CommandSourceStack.java
 @@ -64,7 +64,7 @@ public class CommandSourceStack implements ExecutionCommandSource<CommandSourceS
@@ -34,7 +34,7 @@ index c772fa3b7a1276b0b41c45c6e0f5584b9c3a90cd..79732086bc4cdbca8364d78eb60d68c7
      private final CommandSigningContext signingContext;
      private final TaskChainer chatMessageChainer;
 -    public volatile CommandNode currentCommand; // CraftBukkit
-+    public java.util.Map<Thread, CommandNode> currentCommand = new java.util.concurrent.ConcurrentHashMap<>(); // CraftBukkit // Paper - make thread-safe
++    public java.util.Map<Thread, CommandNode> currentCommand = new java.util.concurrent.ConcurrentHashMap<>(); // CraftBukkit // Paper - Thread Safe Vanilla Command permission checking
      public boolean bypassSelectorPermissions = false; // Paper - add bypass for selector permissions
  
      public CommandSourceStack(CommandSource output, Vec3 pos, Vec2 rot, ServerLevel world, int level, String name, Component displayName, MinecraftServer server, @Nullable Entity entity) {
@@ -43,11 +43,11 @@ index c772fa3b7a1276b0b41c45c6e0f5584b9c3a90cd..79732086bc4cdbca8364d78eb60d68c7
      public boolean hasPermission(int level) {
          // CraftBukkit start
 -        CommandNode currentCommand = this.currentCommand;
-+        // Paper start - fix concurrency issue
++        // Paper start - Thread Safe Vanilla Command permission checking
 +        CommandNode currentCommand = this.currentCommand.get(Thread.currentThread());
          if (currentCommand != null) {
              return this.hasPermission(level, org.bukkit.craftbukkit.command.VanillaCommandWrapper.getPermission(currentCommand));
-+            // Paper end
++            // Paper end - Thread Safe Vanilla Command permission checking
          }
          // CraftBukkit end
  

patches/server/0427-Fix-SPIGOT-5989.patch

@@ -10,7 +10,7 @@ This fixes that by checking if the modified spawn location is
 still at a respawn anchor.
 
 diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
-index 43bdada020a5a28cbe9eb18ec24529be633a49f3..29b535dae6eff1c6b47a5d2818fbf0653cd32b8f 100644
+index 43bdada020a5a28cbe9eb18ec24529be633a49f3..a50c8728f6ece2ab1f08cacb64cf98790b8a6871 100644
 --- a/src/main/java/net/minecraft/server/players/PlayerList.java
 +++ b/src/main/java/net/minecraft/server/players/PlayerList.java
 @@ -806,6 +806,7 @@ public abstract class PlayerList {
@@ -40,7 +40,7 @@ index 43bdada020a5a28cbe9eb18ec24529be633a49f3..29b535dae6eff1c6b47a5d2818fbf065
 +                location = respawnEvent.getRespawnLocation();
 +                isLocAltered = true;
 +            }
-+            // Paper end
++            // Paper end - Fix SPIGOT-5989
              if (!flag) entityplayer.reset(); // SPIGOT-4785
              isRespawn = true; // Paper
          } else {
@@ -57,7 +57,7 @@ index 43bdada020a5a28cbe9eb18ec24529be633a49f3..29b535dae6eff1c6b47a5d2818fbf065
 +                worldserver1.setBlock(blockposition, data.setValue(net.minecraft.world.level.block.RespawnAnchorBlock.CHARGE, data.getValue(net.minecraft.world.level.block.RespawnAnchorBlock.CHARGE) - 1), 3);
 +            }
 +            entityplayer1.connection.send(new ClientboundSoundPacket(SoundEvents.RESPAWN_ANCHOR_DEPLETE, SoundSource.BLOCKS, (double) location.getX(), (double) location.getY(), (double) location.getZ(), 1.0F, 1.0F, worldserver1.getRandom().nextLong()));
-+        // Paper end
++        // Paper end - Fix SPIGOT-5989
          }
          // Added from changeDimension
          this.sendAllPlayerInfo(entityplayer); // Update health, etc...

patches/server/0430-Fix-AdvancementDataPlayer-leak-due-from-quitting-ear.patch

@@ -9,7 +9,7 @@ itself, so the criterion object stores no references - and thus
 needs no cleanup.
 
 diff --git a/src/main/java/net/minecraft/advancements/critereon/SimpleCriterionTrigger.java b/src/main/java/net/minecraft/advancements/critereon/SimpleCriterionTrigger.java
-index 5450734060428426981e2c1f1025b1aa5aa4d271..0a22ed467d04c6421f4f8ef227a665ae135a5b0b 100644
+index 5450734060428426981e2c1f1025b1aa5aa4d271..805459ba815520165c86a537fbb1f3e04b85bfbd 100644
 --- a/src/main/java/net/minecraft/advancements/critereon/SimpleCriterionTrigger.java
 +++ b/src/main/java/net/minecraft/advancements/critereon/SimpleCriterionTrigger.java
 @@ -15,22 +15,22 @@ import net.minecraft.server.level.ServerPlayer;
@@ -17,7 +17,7 @@ index 5450734060428426981e2c1f1025b1aa5aa4d271..0a22ed467d04c6421f4f8ef227a665ae
  
  public abstract class SimpleCriterionTrigger<T extends SimpleCriterionTrigger.SimpleInstance> implements CriterionTrigger<T> {
 -    private final Map<PlayerAdvancements, Set<CriterionTrigger.Listener<T>>> players = Maps.newIdentityHashMap();
-+    // private final Map<PlayerAdvancements, Set<CriterionTrigger.Listener<T>>> players = Maps.newIdentityHashMap(); // Paper - moved into AdvancementDataPlayer to fix memory leak
++    // private final Map<PlayerAdvancements, Set<CriterionTrigger.Listener<T>>> players = Maps.newIdentityHashMap(); // Paper - fix AdvancementDataPlayer leak; moved into AdvancementDataPlayer to fix memory leak
  
      @Override
      public final void addPlayerListener(PlayerAdvancements manager, CriterionTrigger.Listener<T> conditions) {

patches/server/0431-Optimize-NetworkManager-Exception-Handling.patch

@@ -5,31 +5,31 @@ Subject: [PATCH] Optimize NetworkManager Exception Handling
 
 
 diff --git a/src/main/java/net/minecraft/network/ConnectionProtocol.java b/src/main/java/net/minecraft/network/ConnectionProtocol.java
-index ac1aa37329bd4d411964ea34ea8147f6db945b9a..41899d6c141895fc6c2c5da763bbe36864d557f7 100644
+index ac1aa37329bd4d411964ea34ea8147f6db945b9a..cc96aeebfe96fabc399ba8772a488e48b504e65d 100644
 --- a/src/main/java/net/minecraft/network/ConnectionProtocol.java
 +++ b/src/main/java/net/minecraft/network/ConnectionProtocol.java
 @@ -341,6 +341,7 @@ public enum ConnectionProtocol {
  
          @Nullable
          public Packet<?> createPacket(int id, FriendlyByteBuf buf) {
-+            if (id < 0 || id >= this.idToDeserializer.size()) return null; // Paper
++            if (id < 0 || id >= this.idToDeserializer.size()) return null; // Paper - Perf: Optmize exception handling
              Function<FriendlyByteBuf, ? extends Packet<? super T>> function = this.idToDeserializer.get(id);
              return function != null ? function.apply(buf) : null;
          }
 diff --git a/src/main/java/net/minecraft/network/Varint21FrameDecoder.java b/src/main/java/net/minecraft/network/Varint21FrameDecoder.java
-index 00c170a16a57f41f881c6b282cba474ce485b34c..1f71357a4caef4b2cbff95b560d0f3df268b3621 100644
+index 00c170a16a57f41f881c6b282cba474ce485b34c..e3c30a096aee3ae0df933647a0c3079e3ae02868 100644
 --- a/src/main/java/net/minecraft/network/Varint21FrameDecoder.java
 +++ b/src/main/java/net/minecraft/network/Varint21FrameDecoder.java
 @@ -39,6 +39,12 @@ public class Varint21FrameDecoder extends ByteToMessageDecoder {
      }
  
      protected void decode(ChannelHandlerContext channelHandlerContext, ByteBuf byteBuf, List<Object> list) {
-+        // Paper start - if channel is not active just discard the packet
++        // Paper start - Perf: Optmize exception handling; if channel is not active just discard the packet
 +        if (!channelHandlerContext.channel().isActive()) {
 +            byteBuf.skipBytes(byteBuf.readableBytes());
 +            return;
 +        }
-+        // Paper end - if channel is not active just discard the packet
++        // Paper end - Perf: Optmize exception handling
          byteBuf.markReaderIndex();
          this.helperBuf.clear();
          if (!copyVarint(byteBuf, this.helperBuf)) {

patches/server/0432-Fix-some-rails-connecting-improperly.patch

@@ -5,42 +5,42 @@ Subject: [PATCH] Fix some rails connecting improperly
 
 
 diff --git a/src/main/java/net/minecraft/world/level/block/BaseRailBlock.java b/src/main/java/net/minecraft/world/level/block/BaseRailBlock.java
-index d8dd9f26fe4344541d0544e35bbc66c5d567a80b..dcf49e21208c78b471e6c38cdb0746a0c88fe5a7 100644
+index d8dd9f26fe4344541d0544e35bbc66c5d567a80b..6bd4e4d173f34e0234f4474e49ce2d897f85386f 100644
 --- a/src/main/java/net/minecraft/world/level/block/BaseRailBlock.java
 +++ b/src/main/java/net/minecraft/world/level/block/BaseRailBlock.java
 @@ -68,6 +68,7 @@ public abstract class BaseRailBlock extends Block implements SimpleWaterloggedBl
          state = this.updateDir(world, pos, state, true);
          if (this.isStraight) {
              world.neighborChanged(state, pos, this, pos, notify);
-+            state = world.getBlockState(pos); // Paper - don't desync, update again
++            state = world.getBlockState(pos); // Paper - Fix some rails connecting improperly
          }
  
          return state;
 diff --git a/src/main/java/net/minecraft/world/level/block/DetectorRailBlock.java b/src/main/java/net/minecraft/world/level/block/DetectorRailBlock.java
-index 41452abc7b761858ff2f3ff6a833b09c16fded4f..8eff69cb70ba094f9dcc0849f0436d4a3498fceb 100644
+index 41452abc7b761858ff2f3ff6a833b09c16fded4f..17242c24d73c9ffb1c976a45925f85d1aa9e96b3 100644
 --- a/src/main/java/net/minecraft/world/level/block/DetectorRailBlock.java
 +++ b/src/main/java/net/minecraft/world/level/block/DetectorRailBlock.java
 @@ -77,6 +77,7 @@ public class DetectorRailBlock extends BaseRailBlock {
  
      private void checkPressed(Level world, BlockPos pos, BlockState state) {
          if (this.canSurvive(state, world, pos)) {
-+            if (state.getBlock() != this) { return; } // Paper - not our block, don't do anything
++            if (state.getBlock() != this) { return; } // Paper - Fix some rails connecting improperly
              boolean flag = (Boolean) state.getValue(DetectorRailBlock.POWERED);
              boolean flag1 = false;
              List<AbstractMinecart> list = this.getInteractingMinecartOfType(world, pos, AbstractMinecart.class, (entity) -> {
 diff --git a/src/main/java/net/minecraft/world/level/block/RailState.java b/src/main/java/net/minecraft/world/level/block/RailState.java
-index 0cbfad97371b59de95963a09aa16f3dad7a37222..d873625c1b8439a727d39ce207b5e84a1d86e5eb 100644
+index 0cbfad97371b59de95963a09aa16f3dad7a37222..939665cbe4cce36cd64c299908a738a4d1c2140e 100644
 --- a/src/main/java/net/minecraft/world/level/block/RailState.java
 +++ b/src/main/java/net/minecraft/world/level/block/RailState.java
 @@ -17,6 +17,12 @@ public class RailState {
      private final boolean isStraight;
      private final List<BlockPos> connections = Lists.newArrayList();
  
-+    // Paper start - prevent desync
++    // Paper start - Fix some rails connecting improperly
 +    public boolean isValid() {
 +        return this.level.getBlockState(this.pos).getBlock() == this.state.getBlock();
 +    }
-+    // Paper end - prevent desync
++    // Paper end - Fix some rails connecting improperly
 +
      public RailState(Level world, BlockPos pos, BlockState state) {
          this.level = world;
@@ -49,11 +49,11 @@ index 0cbfad97371b59de95963a09aa16f3dad7a37222..d873625c1b8439a727d39ce207b5e84a
      }
  
      private void connectTo(RailState placementHelper) {
-+        // Paper start - prevent desync
++        // Paper start - Fix some rails connecting improperly
 +        if (!this.isValid() || !placementHelper.isValid()) {
 +            return;
 +        }
-+        // Paper end - prevent desync
++        // Paper end - Fix some rails connecting improperly
          this.connections.add(placementHelper.pos);
          BlockPos blockPos = this.pos.north();
          BlockPos blockPos2 = this.pos.south();
@@ -61,16 +61,16 @@ index 0cbfad97371b59de95963a09aa16f3dad7a37222..d873625c1b8439a727d39ce207b5e84a
          this.state = this.state.setValue(this.block.getShapeProperty(), railShape2);
          if (forceUpdate || this.level.getBlockState(this.pos) != this.state) {
              this.level.setBlock(this.pos, this.state, 3);
-+            // Paper start - prevent desync
++            // Paper start - Fix some rails connecting improperly
 +            if (!this.isValid()) {
 +                return this;
 +            }
-+            // Paper end - prevent desync
++            // Paper end - Fix some rails connecting improperly
  
              for(int i = 0; i < this.connections.size(); ++i) {
                  RailState railState = this.getRail(this.connections.get(i));
 -                if (railState != null) {
-+                if (railState != null && railState.isValid()) { // Paper - prevent desync
++                if (railState != null && railState.isValid()) { // Paper - Fix some rails connecting improperly
                      railState.removeSoftConnections();
                      if (railState.canConnectTo(this)) {
                          railState.connectTo(this);
@@ -79,6 +79,6 @@ index 0cbfad97371b59de95963a09aa16f3dad7a37222..d873625c1b8439a727d39ce207b5e84a
  
      public BlockState getState() {
 -        return this.state;
-+        return this.level.getBlockState(this.pos); // Paper - prevent desync
++        return this.level.getBlockState(this.pos); // Paper - Fix some rails connecting improperly
      }
  }

patches/server/0434-Brand-support.patch

@@ -5,19 +5,19 @@ Subject: [PATCH] Brand support
 
 
 diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
-index fddbd703071ec93d6e3a9ecc1ff17b3e74eb8986..8eb1d297ff0317ac679e85e03d0b4546fa1ed315 100644
+index fddbd703071ec93d6e3a9ecc1ff17b3e74eb8986..1635cd4a6e03005c1cdfce82bf3ffa657c3c25ed 100644
 --- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
 +++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
 @@ -278,6 +278,7 @@ public class ServerPlayer extends Player {
      public boolean isRealPlayer; // Paper
      public final com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> cachedSingleHashSet; // Paper
      public com.destroystokyo.paper.event.entity.PlayerNaturallySpawnCreaturesEvent playerNaturallySpawnedEvent; // Paper
-+    public @Nullable String clientBrandName = null; // Paper - Brand name
++    public @Nullable String clientBrandName = null; // Paper - Brand support
  
      // Paper start - replace player chunk loader
      private final java.util.concurrent.atomic.AtomicReference<io.papermc.paper.chunk.system.RegionizedPlayerChunkLoader.ViewDistances> viewDistances = new java.util.concurrent.atomic.AtomicReference<>(new io.papermc.paper.chunk.system.RegionizedPlayerChunkLoader.ViewDistances(-1, -1, -1));
 diff --git a/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
-index 44aa178968c87fa72023a2c0f33c1a8123f3db72..f489b207cd3b62a33723f2e9ed0f46020d7f4fd1 100644
+index b68301f4cf650891140d3be6aebdc7ddf0d2a54f..f453b3023b713877b286e61d3c60b0b3cfce2cdd 100644
 --- a/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
 +++ b/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
 @@ -55,6 +55,7 @@ public abstract class ServerCommonPacketListenerImpl implements ServerCommonPack
@@ -32,11 +32,11 @@ index 44aa178968c87fa72023a2c0f33c1a8123f3db72..f489b207cd3b62a33723f2e9ed0f4602
  
      @Override
      public void handleCustomPayload(ServerboundCustomPayloadPacket packet) {
-+        // Paper start - handle brand payload packet
++        // Paper start - Brand support
 +        if (packet.payload() instanceof net.minecraft.network.protocol.common.custom.BrandPayload brandPayload) {
 +            this.player.clientBrandName = brandPayload.brand();
 +        }
-+        // Paper end - handle brand payload
++        // Paper end - Brand support
          if (!(packet.payload() instanceof ServerboundCustomPayloadPacket.UnknownPayload)) {
              return;
          }
@@ -44,7 +44,7 @@ index 44aa178968c87fa72023a2c0f33c1a8123f3db72..f489b207cd3b62a33723f2e9ed0f4602
              try {
                  byte[] data = new byte[payload.readableBytes()];
                  payload.readBytes(data);
-+                // Paper start - Brand support - Retain this incase upstream decides to 'break' the new mechanism in favour of backwards compat...
++                // Paper start - Brand support; Retain this incase upstream decides to 'break' the new mechanism in favour of backwards compat...
 +                if (identifier.equals(MINECRAFT_BRAND)) {
 +                    try {
 +                        this.player.clientBrandName = new net.minecraft.network.FriendlyByteBuf(io.netty.buffer.Unpooled.copiedBuffer(data)).readUtf(256);
@@ -52,7 +52,7 @@ index 44aa178968c87fa72023a2c0f33c1a8123f3db72..f489b207cd3b62a33723f2e9ed0f4602
 +                        this.player.clientBrandName = "illegal";
 +                    }
 +                }
-+                // Paper end
++                // Paper end - Brand support
                  this.cserver.getMessenger().dispatchIncomingMessage(this.player.getBukkitEntity(), identifier.toString(), data);
              } catch (Exception ex) {
                  ServerGamePacketListenerImpl.LOGGER.error("Couldn\'t dispatch custom payload", ex);

patches/server/0436-Don-t-require-FACING-data.patch

@@ -5,14 +5,14 @@ Subject: [PATCH] Don't require FACING data
 
 
 diff --git a/src/main/java/net/minecraft/core/dispenser/DefaultDispenseItemBehavior.java b/src/main/java/net/minecraft/core/dispenser/DefaultDispenseItemBehavior.java
-index f25e28098df0a21fd1ae55f5527cddcef9a36b0d..6c78d90e73b47b62c4052727730850d4b67a9cd2 100644
+index f25e28098df0a21fd1ae55f5527cddcef9a36b0d..f28705547a62da790f5df071400986aacba39367 100644
 --- a/src/main/java/net/minecraft/core/dispenser/DefaultDispenseItemBehavior.java
 +++ b/src/main/java/net/minecraft/core/dispenser/DefaultDispenseItemBehavior.java
 @@ -14,6 +14,7 @@ import org.bukkit.event.block.BlockDispenseEvent;
  // CraftBukkit end
  
  public class DefaultDispenseItemBehavior implements DispenseItemBehavior {
-+    private Direction enumdirection; // Paper
++    private Direction enumdirection; // Paper - cache facing direction
  
      // CraftBukkit start
      private boolean dropper;

patches/server/0437-Fix-SpawnChangeEvent-not-firing-for-all-use-cases.patch

@@ -5,23 +5,23 @@ Subject: [PATCH] Fix SpawnChangeEvent not firing for all use-cases
 
 
 diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
-index 8a7dd236435b08e0857041641eec9edcef936503..307f2d8adae141cfb7f5fd3c08e68863ce3ed75f 100644
+index 8a7dd236435b08e0857041641eec9edcef936503..3be046b4062e9eb9e642c17ba43b4d446e6ba9d7 100644
 --- a/src/main/java/net/minecraft/server/level/ServerLevel.java
 +++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
 @@ -2034,9 +2034,11 @@ public class ServerLevel extends Level implements WorldGenLevel {
      public void setDefaultSpawnPos(BlockPos pos, float angle) {
          // Paper - configurable spawn radius
          BlockPos prevSpawn = this.getSharedSpawnPos();
-+        Location prevSpawnLoc = this.getWorld().getSpawnLocation(); // Paper
++        Location prevSpawnLoc = this.getWorld().getSpawnLocation(); // Paper - Call SpawnChangeEvent
          //ChunkCoordIntPair chunkcoordintpair = new ChunkCoordIntPair(new BlockPosition(this.worldData.a(), 0, this.worldData.c()));
  
          this.levelData.setSpawn(pos, angle);
-+        new org.bukkit.event.world.SpawnChangeEvent(this.getWorld(), prevSpawnLoc).callEvent(); // Paper
++        new org.bukkit.event.world.SpawnChangeEvent(this.getWorld(), prevSpawnLoc).callEvent(); // Paper - Call SpawnChangeEvent
          if (this.keepSpawnInMemory) {
              // if this keepSpawnInMemory is false a plugin has already removed our tickets, do not re-add
              this.removeTicketsForSpawn(this.paperConfig().spawn.keepSpawnLoadedRange * 16, prevSpawn);
 diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
-index 36d7c41505d41443e6034dfc88ce177fe47d980f..6a6bdc23767d4b0413352eda860f3fd3076f492e 100644
+index 36d7c41505d41443e6034dfc88ce177fe47d980f..4fe507969849f8abd12aadb6943a8a2fce27b5b5 100644
 --- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
 +++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
 @@ -262,12 +262,14 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@@ -30,16 +30,16 @@ index 36d7c41505d41443e6034dfc88ce177fe47d980f..6a6bdc23767d4b0413352eda860f3fd3
          try {
 -            Location previousLocation = this.getSpawnLocation();
 -            this.world.levelData.setSpawn(new BlockPos(x, y, z), angle);
-+            // Location previousLocation = this.getSpawnLocation(); // Paper - moved to nms.ServerLevel
++            // Location previousLocation = this.getSpawnLocation(); // Paper - Call SpawnChangeEvent; moved to nms.ServerLevel
 +            this.world.setDefaultSpawnPos(new BlockPos(x, y, z), angle); // Paper - use ServerLevel#setDefaultSpawnPos
  
-+            // Paper start - move to nms.ServerLevel
++            // Paper start - Call SpawnChangeEvent; move to nms.ServerLevel
              // Notify anyone who's listening.
 -            SpawnChangeEvent event = new SpawnChangeEvent(this, previousLocation);
 -            this.server.getPluginManager().callEvent(event);
 +            // SpawnChangeEvent event = new SpawnChangeEvent(this, previousLocation);
 +            // server.getPluginManager().callEvent(event);
-+            // Paper end
++            // Paper end - Call SpawnChangeEvent
  
              return true;
          } catch (Exception e) {

patches/server/0439-Do-not-let-the-server-load-chunks-from-newer-version.patch

@@ -9,20 +9,20 @@ the game, immediately stop the server to prevent data corruption.
 You can override this functionality at your own peril.
 
 diff --git a/src/main/java/net/minecraft/world/level/chunk/storage/ChunkSerializer.java b/src/main/java/net/minecraft/world/level/chunk/storage/ChunkSerializer.java
-index 02beedb84a8bec001270116c6ce496db012e6b8a..a95909bc818f395ce5772c5129f9cc9b789ce133 100644
+index 02beedb84a8bec001270116c6ce496db012e6b8a..08abe8064f01b20aae0c7a018e11fe2ef42de71b 100644
 --- a/src/main/java/net/minecraft/world/level/chunk/storage/ChunkSerializer.java
 +++ b/src/main/java/net/minecraft/world/level/chunk/storage/ChunkSerializer.java
 @@ -124,8 +124,20 @@ public class ChunkSerializer {
          InProgressChunkHolder holder = loadChunk(world, poiStorage, chunkPos, nbt, true);
          return holder.protoChunk;
      }
-+    // Paper start
++    // Paper start - Do not let the server load chunks from newer versions
 +    private static final int CURRENT_DATA_VERSION = net.minecraft.SharedConstants.getCurrentVersion().getDataVersion().getVersion();
 +    private static final boolean JUST_CORRUPT_IT = Boolean.getBoolean("Paper.ignoreWorldDataVersion");
-+    // Paper end
++    // Paper end - Do not let the server load chunks from newer versions
  
      public static InProgressChunkHolder loadChunk(ServerLevel world, PoiManager poiStorage, ChunkPos chunkPos, CompoundTag nbt, boolean distinguish) {
-+        // Paper start - Do NOT attempt to load chunks saved with newer versions
++        // Paper start - Do not let the server load chunks from newer versions
 +        if (nbt.contains("DataVersion", net.minecraft.nbt.Tag.TAG_ANY_NUMERIC)) {
 +            int dataVersion = nbt.getInt("DataVersion");
 +            if (!JUST_CORRUPT_IT && dataVersion > CURRENT_DATA_VERSION) {

patches/server/0440-Prevent-headless-pistons-from-being-created.patch

@@ -6,7 +6,7 @@ Subject: [PATCH] Prevent headless pistons from being created
 Prevent headless pistons from being created by explosions or tree/mushroom growth.
 
 diff --git a/src/main/java/net/minecraft/world/level/Explosion.java b/src/main/java/net/minecraft/world/level/Explosion.java
-index b7cf13fe4a0af243c0e76d75439b28d5018dadb9..5a2e322d349340fa58f133c2034765f90319b2be 100644
+index b7cf13fe4a0af243c0e76d75439b28d5018dadb9..6a6dd85da2832ba81643031a2e962daf5c27a697 100644
 --- a/src/main/java/net/minecraft/world/level/Explosion.java
 +++ b/src/main/java/net/minecraft/world/level/Explosion.java
 @@ -206,6 +206,15 @@ public class Explosion {
@@ -21,7 +21,7 @@ index b7cf13fe4a0af243c0e76d75439b28d5018dadb9..5a2e322d349340fa58f133c2034765f9
 +                                       set.add(blockposition.relative(direction.getOpposite()));
 +                                    }
 +                                }
-+                                // Paper end
++                                // Paper end - prevent headless pistons from forming
                              }
  
                              d4 += d0 * 0.30000001192092896D;

patches/server/0442-Add-zombie-targets-turtle-egg-config.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] Add zombie targets turtle egg config
 
 
 diff --git a/src/main/java/net/minecraft/world/entity/monster/Zombie.java b/src/main/java/net/minecraft/world/entity/monster/Zombie.java
-index 79634693899f50e34ffe0898f75e5b31fd11ab53..c82730d52f2ec6cb4a5e17fa512be6497f3ab6dc 100644
+index 79634693899f50e34ffe0898f75e5b31fd11ab53..4208f11e031ea8891d22e2da9e513108f0e2d9f3 100644
 --- a/src/main/java/net/minecraft/world/entity/monster/Zombie.java
 +++ b/src/main/java/net/minecraft/world/entity/monster/Zombie.java
 @@ -109,7 +109,7 @@ public class Zombie extends Monster {
@@ -13,7 +13,7 @@ index 79634693899f50e34ffe0898f75e5b31fd11ab53..c82730d52f2ec6cb4a5e17fa512be649
      @Override
      protected void registerGoals() {
 -        this.goalSelector.addGoal(4, new Zombie.ZombieAttackTurtleEggGoal(this, 1.0D, 3));
-+        if (this.level().paperConfig().entities.behavior.zombiesTargetTurtleEggs) this.goalSelector.addGoal(4, new Zombie.ZombieAttackTurtleEggGoal(this, 1.0D, 3)); // Paper
++        if (this.level().paperConfig().entities.behavior.zombiesTargetTurtleEggs) this.goalSelector.addGoal(4, new Zombie.ZombieAttackTurtleEggGoal(this, 1.0D, 3)); // Paper - Add zombie targets turtle egg config
          this.goalSelector.addGoal(8, new LookAtPlayerGoal(this, Player.class, 8.0F));
          this.goalSelector.addGoal(8, new RandomLookAroundGoal(this));
          this.addBehaviourGoals();

patches/server/0443-Buffer-joins-to-world.patch

@@ -8,36 +8,36 @@ the world per tick, this attempts to reduce the impact that join floods
 has on the server
 
 diff --git a/src/main/java/net/minecraft/network/Connection.java b/src/main/java/net/minecraft/network/Connection.java
-index 38650109c1d2683a27da5788dc6013d8d0db26ad..4df0342c38f8ff763a08a145ec94325bcd50689d 100644
+index 38650109c1d2683a27da5788dc6013d8d0db26ad..337010178db21cb71fde1a5a7b263bf3609a7f4c 100644
 --- a/src/main/java/net/minecraft/network/Connection.java
 +++ b/src/main/java/net/minecraft/network/Connection.java
 @@ -498,14 +498,29 @@ public class Connection extends SimpleChannelInboundHandler<Packet<?>> {
      }
      // Paper end - Optimize network
  
-+    private static final int MAX_PER_TICK = io.papermc.paper.configuration.GlobalConfiguration.get().misc.maxJoinsPerTick; // Paper
++    private static final int MAX_PER_TICK = io.papermc.paper.configuration.GlobalConfiguration.get().misc.maxJoinsPerTick; // Paper - Buffer joins to world
-+    private static int joinAttemptsThisTick; // Paper
++    private static int joinAttemptsThisTick; // Paper - Buffer joins to world
-+    private static int currTick; // Paper
++    private static int currTick; // Paper - Buffer joins to world
      public void tick() {
          this.flushQueue();
-+        // Paper start
++        // Paper start - Buffer joins to world
 +        if (Connection.currTick != net.minecraft.server.MinecraftServer.currentTick) {
 +            Connection.currTick = net.minecraft.server.MinecraftServer.currentTick;
 +            Connection.joinAttemptsThisTick = 0;
 +        }
-+        // Paper end
++        // Paper end - Buffer joins to world
          PacketListener packetlistener = this.packetListener;
  
          if (packetlistener instanceof TickablePacketListener) {
              TickablePacketListener tickablepacketlistener = (TickablePacketListener) packetlistener;
  
-+            // Paper start - limit the number of joins which can be processed each tick
++            // Paper start - Buffer joins to world
 +            if (!(this.packetListener instanceof net.minecraft.server.network.ServerLoginPacketListenerImpl loginPacketListener)
 +                || loginPacketListener.state != net.minecraft.server.network.ServerLoginPacketListenerImpl.State.VERIFYING
 +                || Connection.joinAttemptsThisTick++ < MAX_PER_TICK) {
              tickablepacketlistener.tick();
 +            }
-+            // Paper end
++            // Paper end - Buffer joins to world
          }
  
          if (!this.isConnected() && !this.disconnectionHandled) {

patches/server/0445-Fix-hex-colors-not-working-in-some-kick-messages.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] Fix hex colors not working in some kick messages
 
 
 diff --git a/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java
-index 21aafb1ea51769659462d722aa318460b37cbc1c..5d7f092e966d5b0496f48bd5c9d274157ac6d250 100644
+index 21aafb1ea51769659462d722aa318460b37cbc1c..228359f13511262a0e4afeb9deff982ca0f46d9a 100644
 --- a/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java
 +++ b/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java
 @@ -77,14 +77,16 @@ public class ServerHandshakePacketListenerImpl implements ServerHandshakePacketL
@@ -23,7 +23,7 @@ index 21aafb1ea51769659462d722aa318460b37cbc1c..5d7f092e966d5b0496f48bd5c9d27415
 +                        adventureComponent = net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer.legacySection().deserialize(java.text.MessageFormat.format(org.spigotmc.SpigotConfig.outdatedServerMessage.replaceAll("'", "''"), SharedConstants.getCurrentVersion().getName())); // Spigot // Paper - Fix hex colors not working in some kick messages
                      }
  
-+                    Component ichatmutablecomponent = io.papermc.paper.adventure.PaperAdventure.asVanilla(adventureComponent); // Paper
++                    Component ichatmutablecomponent = io.papermc.paper.adventure.PaperAdventure.asVanilla(adventureComponent); // Paper - Fix hex colors not working in some kick messages
 +
                      this.connection.send(new ClientboundLoginDisconnectPacket(ichatmutablecomponent));
                      this.connection.disconnect(ichatmutablecomponent);

patches/server/0446-PortalCreateEvent-needs-to-know-its-entity.patch

@@ -18,7 +18,7 @@ index c5e36e7e96902fc0e8e9bb409907c6424cf223bd..761a46c21aaddcd43b4c33f477658605
  
                          world.notifyAndUpdatePhysics(newblockposition, null, oldBlock, block, world.getBlockState(newblockposition), updateFlag, 512); // send null chunk as chunk.k() returns false by this point
 diff --git a/src/main/java/net/minecraft/world/level/block/BaseFireBlock.java b/src/main/java/net/minecraft/world/level/block/BaseFireBlock.java
-index e707553bbddf84bc48ec7186da00c3eb0632946d..0e56fbe8836020a0e36c0b6df01ae82d0aa8cf38 100644
+index e707553bbddf84bc48ec7186da00c3eb0632946d..91400c16b8bd8953265bf37ec1cd34ac95133e32 100644
 --- a/src/main/java/net/minecraft/world/level/block/BaseFireBlock.java
 +++ b/src/main/java/net/minecraft/world/level/block/BaseFireBlock.java
 @@ -142,20 +142,23 @@ public abstract class BaseFireBlock extends Block {
@@ -31,7 +31,7 @@ index e707553bbddf84bc48ec7186da00c3eb0632946d..0e56fbe8836020a0e36c0b6df01ae82d
 -    public void onPlace(BlockState state, Level world, BlockPos pos, BlockState oldState, boolean notify) {
 -        if (!oldState.is(state.getBlock())) {
 +    public void onPlace(BlockState iblockdata, Level world, BlockPos blockposition, BlockState iblockdata1, boolean flag, net.minecraft.world.item.context.UseOnContext itemActionContext) {
-+        // Paper end
++        // Paper end - ItemActionContext param
 +        if (!iblockdata1.is(iblockdata.getBlock())) {
              if (BaseFireBlock.inPortalDimension(world)) {
 -                Optional<PortalShape> optional = PortalShape.findEmptyPortalShape(world, pos, Direction.Axis.X);
@@ -52,7 +52,7 @@ index e707553bbddf84bc48ec7186da00c3eb0632946d..0e56fbe8836020a0e36c0b6df01ae82d
  
          }
 diff --git a/src/main/java/net/minecraft/world/level/block/FireBlock.java b/src/main/java/net/minecraft/world/level/block/FireBlock.java
-index 8fce3ad36a6ee8166f4abd9e0e369b641d487af9..3fb197ee3bfd3f36881b7d67f7a37f035bb27daf 100644
+index 8fce3ad36a6ee8166f4abd9e0e369b641d487af9..0006aec00ab708b1906fbb87d79a9506397c9226 100644
 --- a/src/main/java/net/minecraft/world/level/block/FireBlock.java
 +++ b/src/main/java/net/minecraft/world/level/block/FireBlock.java
 @@ -14,6 +14,7 @@ import net.minecraft.server.level.ServerLevel;
@@ -73,13 +73,13 @@ index 8fce3ad36a6ee8166f4abd9e0e369b641d487af9..3fb197ee3bfd3f36881b7d67f7a37f03
 +    // Paper start - ItemActionContext param
 +    public void onPlace(BlockState iblockdata, Level world, BlockPos blockposition, BlockState iblockdata1, boolean flag, UseOnContext itemActionContext) {
 +        super.onPlace(iblockdata, world, blockposition, iblockdata1, flag, itemActionContext);
-+        // Paper end
++        // Paper end - ItemActionContext param
 +        world.scheduleTick(blockposition, this, getFireTickDelay(world.random));
      }
  
      private static int getFireTickDelay(RandomSource random) {
 diff --git a/src/main/java/net/minecraft/world/level/block/state/BlockBehaviour.java b/src/main/java/net/minecraft/world/level/block/state/BlockBehaviour.java
-index 79ff216e473ebc4bf7ab3ade42b0fa224f7e4c19..fb46c66d916931fd80a99c59030ca05e12d29953 100644
+index 79ff216e473ebc4bf7ab3ade42b0fa224f7e4c19..b144bf37fc4ee93b77d4bbef750b2531ebfef813 100644
 --- a/src/main/java/net/minecraft/world/level/block/state/BlockBehaviour.java
 +++ b/src/main/java/net/minecraft/world/level/block/state/BlockBehaviour.java
 @@ -43,6 +43,7 @@ import net.minecraft.world.item.DyeColor;
@@ -99,12 +99,12 @@ index 79ff216e473ebc4bf7ab3ade42b0fa224f7e4c19..fb46c66d916931fd80a99c59030ca05e
 +    public void onPlace(BlockState iblockdata, Level world, BlockPos blockposition, BlockState iblockdata1, boolean flag, UseOnContext itemActionContext) {
 +        this.onPlace(iblockdata, world, blockposition, iblockdata1, flag);
 +    }
-+    // Paper end
++    // Paper end - ItemActionContext param
      /** @deprecated */
      @Deprecated
      public void onPlace(BlockState state, Level world, BlockPos pos, BlockState oldState, boolean notify) {
 diff --git a/src/main/java/net/minecraft/world/level/portal/PortalShape.java b/src/main/java/net/minecraft/world/level/portal/PortalShape.java
-index 9fc4997277dd199cf6cffccceb3a9735398c5356..590cd053a1b1c2a489772a2879998725fe0d783c 100644
+index 9fc4997277dd199cf6cffccceb3a9735398c5356..39321dd4e60be218cb839a89f6cdf32702b72939 100644
 --- a/src/main/java/net/minecraft/world/level/portal/PortalShape.java
 +++ b/src/main/java/net/minecraft/world/level/portal/PortalShape.java
 @@ -11,6 +11,7 @@ import net.minecraft.tags.BlockTags;
@@ -123,7 +123,7 @@ index 9fc4997277dd199cf6cffccceb3a9735398c5356..590cd053a1b1c2a489772a2879998725
 +    // Paper start - ItemActionContext param
 +    @Deprecated public boolean createPortalBlocks() { return this.createPortalBlocks(null); }
 +    public boolean createPortalBlocks(UseOnContext itemActionContext) {
-+        // Paper end
++        // Paper end - ItemActionContext param
          org.bukkit.World bworld = this.level.getMinecraftWorld().getWorld();
  
          // Copy below for loop

patches/server/0447-Add-more-Evoker-API.patch

@@ -8,7 +8,7 @@ public net.minecraft.world.entity.monster.Evoker setWololoTarget(Lnet/minecraft/
 public net.minecraft.world.entity.monster.Evoker getWololoTarget()Lnet/minecraft/world/entity/animal/Sheep;
 
 diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEvoker.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEvoker.java
-index 93ffe2ac37b03aa289881f5f12c7aa7f1d835eda..b66dd5c5c5d98c9285e0d0a4ad4b99a66419f732 100644
+index 93ffe2ac37b03aa289881f5f12c7aa7f1d835eda..3a890cccf1766758794f3a3b5d31428f42590049 100644
 --- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEvoker.java
 +++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftEvoker.java
 @@ -1,5 +1,6 @@
@@ -23,7 +23,7 @@ index 93ffe2ac37b03aa289881f5f12c7aa7f1d835eda..b66dd5c5c5d98c9285e0d0a4ad4b99a6
          this.getHandle().setIsCastingSpell(spell == null ? SpellcasterIllager.IllagerSpell.NONE : SpellcasterIllager.IllagerSpell.byId(spell.ordinal()));
      }
 +
-+    // Paper start
++    // Paper start - Add more Evoker API
 +    @Override
 +    public org.bukkit.entity.Sheep getWololoTarget() {
 +        Sheep sheep = getHandle().getWololoTarget();
@@ -34,5 +34,5 @@ index 93ffe2ac37b03aa289881f5f12c7aa7f1d835eda..b66dd5c5c5d98c9285e0d0a4ad4b99a6
 +    public void setWololoTarget(org.bukkit.entity.Sheep sheep) {
 +        getHandle().setWololoTarget(sheep == null ? null : ((org.bukkit.craftbukkit.entity.CraftSheep) sheep).getHandle());
 +    }
-+    // Paper end
++    // Paper end - Add more Evoker API
  }

patches/server/0451-Fix-Entity-Teleportation-and-cancel-velocity-if-tele.patch

@@ -31,7 +31,7 @@ index 101871664077577c5cbe159d5d1a31b0e30ec68d..0a2f711b7feba83b39c042df71b3dc65
      }
  
 diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
-index e1ce61dcadf325633ed809eef92fc07bac4cbf05..8a613a8a874b8b3949630fcadc25cf39b7fb0659 100644
+index e1ce61dcadf325633ed809eef92fc07bac4cbf05..e8ef81a7224ed134e3042534c96f13a0d4bf7035 100644
 --- a/src/main/java/net/minecraft/world/entity/Entity.java
 +++ b/src/main/java/net/minecraft/world/entity/Entity.java
 @@ -162,6 +162,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S
@@ -46,7 +46,7 @@ index e1ce61dcadf325633ed809eef92fc07bac4cbf05..8a613a8a874b8b3949630fcadc25cf39
      }
  
      public void moveTo(double x, double y, double z, float yaw, float pitch) {
-+        // Paper - Fix Entity Teleportation and cancel velocity if teleported
++        // Paper start - Fix Entity Teleportation and cancel velocity if teleported
 +        if (!preserveMotion) {
 +            this.deltaMovement = Vec3.ZERO;
 +        } else {

patches/server/0474-Optimize-Pathfinder-Remove-Streams-Optimized-collect.patch

@@ -16,7 +16,7 @@ This lets us get faster foreach iteration, as well as avoids map lookups on
 the values when needed.
 
 diff --git a/src/main/java/net/minecraft/world/level/pathfinder/PathFinder.java b/src/main/java/net/minecraft/world/level/pathfinder/PathFinder.java
-index 8519383a9abd45434c1e9888e77548941a80c79c..1d51e113b17a5c522fa7812b1c1f38bf790d8335 100644
+index 8519383a9abd45434c1e9888e77548941a80c79c..eb18494bd7257fa5eb00dea16cf4d5667b796f2b 100644
 --- a/src/main/java/net/minecraft/world/level/pathfinder/PathFinder.java
 +++ b/src/main/java/net/minecraft/world/level/pathfinder/PathFinder.java
 @@ -38,9 +38,12 @@ public class PathFinder {
@@ -40,7 +40,7 @@ index 8519383a9abd45434c1e9888e77548941a80c79c..1d51e113b17a5c522fa7812b1c1f38bf
  
      @Nullable
 -    private Path findPath(ProfilerFiller profiler, Node startNode, Map<Target, BlockPos> positions, float followRange, int distance, float rangeMultiplier) {
-+    // Paper start - Perf: remove streams and optimize collection - optimize collection
++    // Paper start - Perf: remove streams and optimize collection
 +    private Path findPath(ProfilerFiller profiler, Node startNode, List<Map.Entry<Target, BlockPos>> positions, float followRange, int distance, float rangeMultiplier) {
          profiler.push("find_path");
          profiler.markForCharting(MetricCategory.PATH_FINDING);

patches/server/0475-Beacon-API-custom-effect-ranges.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] Beacon API - custom effect ranges
 
 
 diff --git a/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
-index cd28ee0cbc69713a641a21c9a626c694a4bcbfc9..0669219b230b127a09741d0073929b2ff68c64af 100644
+index cd28ee0cbc69713a641a21c9a626c694a4bcbfc9..7205d0ea78af545108719c1373ba7946ede34ae6 100644
 --- a/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
 +++ b/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
 @@ -82,6 +82,26 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider, Name
@@ -55,7 +55,7 @@ index cd28ee0cbc69713a641a21c9a626c694a4bcbfc9..0669219b230b127a09741d0073929b2f
 +        // Paper end - Custom beacon ranges
          {
 -            double d0 = (double) (i * 10 + 10);
-+            double d0 = blockEntity != null ? blockEntity.getEffectRange() : (i * 10 + 10);// Paper - Custom beacon ranges
++            double d0 = blockEntity != null ? blockEntity.getEffectRange() : (i * 10 + 10); // Paper - Custom beacon ranges
  
              AABB axisalignedbb = (new AABB(blockposition)).inflate(d0).expandTowards(0.0D, (double) world.getHeight(), 0.0D);
              List<Player> list = world.getEntitiesOfClass(Player.class, axisalignedbb);

patches/server/0476-Add-API-for-quit-reason.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] Add API for quit reason
 
 
 diff --git a/src/main/java/net/minecraft/network/Connection.java b/src/main/java/net/minecraft/network/Connection.java
-index 4df0342c38f8ff763a08a145ec94325bcd50689d..673dfdcd212a9a02e2e690084c280b4af904a470 100644
+index 337010178db21cb71fde1a5a7b263bf3609a7f4c..0bc07a1748a5a979c6f6404c620331c3bbdb401f 100644
 --- a/src/main/java/net/minecraft/network/Connection.java
 +++ b/src/main/java/net/minecraft/network/Connection.java
 @@ -183,12 +183,15 @@ public class Connection extends SimpleChannelInboundHandler<Packet<?>> {
@@ -25,19 +25,19 @@ index 4df0342c38f8ff763a08a145ec94325bcd50689d..673dfdcd212a9a02e2e690084c280b4a
                          Connection.LOGGER.debug("Failed to sent packet", throwable);
                          if (this.getSending() == PacketFlow.CLIENTBOUND) {
 diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
-index 8eb1d297ff0317ac679e85e03d0b4546fa1ed315..d1de7aedc4ecaffed53c356224e3e670fd70256c 100644
+index 1635cd4a6e03005c1cdfce82bf3ffa657c3c25ed..ea38d4eb1b4f98ba230ce44deedfd5cb2065edac 100644
 --- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
 +++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
 @@ -279,6 +279,7 @@ public class ServerPlayer extends Player {
      public final com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> cachedSingleHashSet; // Paper
      public com.destroystokyo.paper.event.entity.PlayerNaturallySpawnCreaturesEvent playerNaturallySpawnedEvent; // Paper
-     public @Nullable String clientBrandName = null; // Paper - Brand name
+     public @Nullable String clientBrandName = null; // Paper - Brand support
 +    public org.bukkit.event.player.PlayerQuitEvent.QuitReason quitReason = null; // Paper - Add API for quit reason; there are a lot of changes to do if we change all methods leading to the event
  
      // Paper start - replace player chunk loader
      private final java.util.concurrent.atomic.AtomicReference<io.papermc.paper.chunk.system.RegionizedPlayerChunkLoader.ViewDistances> viewDistances = new java.util.concurrent.atomic.AtomicReference<>(new io.papermc.paper.chunk.system.RegionizedPlayerChunkLoader.ViewDistances(-1, -1, -1));
 diff --git a/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
-index 81d4613a23dd0ffc442f0a4e2cbc84d82134dda7..98751a16f1dc372e2f517d48e8a7584b0370e65e 100644
+index f453b3023b713877b286e61d3c60b0b3cfce2cdd..825b8f541fe3f5e4cb53f465232c19398b8e66ab 100644
 --- a/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
 +++ b/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
 @@ -315,6 +315,7 @@ public abstract class ServerCommonPacketListenerImpl implements ServerCommonPack
@@ -49,7 +49,7 @@ index 81d4613a23dd0ffc442f0a4e2cbc84d82134dda7..98751a16f1dc372e2f517d48e8a7584b
              this.connection.disconnect(ichatbasecomponent);
          }));
 diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
-index 29b535dae6eff1c6b47a5d2818fbf0653cd32b8f..35d9aae5ae0618e6509a3d452e0609326e2737c0 100644
+index a50c8728f6ece2ab1f08cacb64cf98790b8a6871..1639c7dda7a4eb29cff489b49590152029d89ea3 100644
 --- a/src/main/java/net/minecraft/server/players/PlayerList.java
 +++ b/src/main/java/net/minecraft/server/players/PlayerList.java
 @@ -579,7 +579,7 @@ public abstract class PlayerList {

patches/server/0488-Limit-recipe-packets.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] Limit recipe packets
 
 
 diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
-index 6e1bfe5342e23a0dd97dfbc06a43bf77dfab23cc..a3715ab0d5f7ae33ba64e69b391e12a00b2e59e9 100644
+index 6e1bfe5342e23a0dd97dfbc06a43bf77dfab23cc..4bf01aff2716a26e3db7d3778ef3f9e1e529dc74 100644
 --- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
 +++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
 @@ -258,6 +258,7 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
@@ -31,7 +31,7 @@ index 6e1bfe5342e23a0dd97dfbc06a43bf77dfab23cc..a3715ab0d5f7ae33ba64e69b391e12a0
 +        // Paper start - auto recipe limit
 +        if (!org.bukkit.Bukkit.isPrimaryThread()) {
 +            if (this.recipeSpamPackets.addAndGet(io.papermc.paper.configuration.GlobalConfiguration.get().spamLimiter.recipeSpamIncrement) > io.papermc.paper.configuration.GlobalConfiguration.get().spamLimiter.recipeSpamLimit) {
-+                this.server.scheduleOnMain(() -> this.disconnect(net.minecraft.network.chat.Component.translatable("disconnect.spam", new Object[0]))); // Paper
++                this.server.scheduleOnMain(() -> this.disconnect(net.minecraft.network.chat.Component.translatable("disconnect.spam", new Object[0])));
 +                return;
 +            }
 +        }

patches/server/0527-Add-BlockPreDispenseEvent.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] Add BlockPreDispenseEvent
 
 
 diff --git a/src/main/java/net/minecraft/world/level/block/DispenserBlock.java b/src/main/java/net/minecraft/world/level/block/DispenserBlock.java
-index 5593a0aa9e618071b6521b213dde0f628348c3dc..1ee863ec252872deb15a6b96f1d937c672ce5898 100644
+index 5593a0aa9e618071b6521b213dde0f628348c3dc..644e64850479cea20a98b8a65503ccf3a34fd32a 100644
 --- a/src/main/java/net/minecraft/world/level/block/DispenserBlock.java
 +++ b/src/main/java/net/minecraft/world/level/block/DispenserBlock.java
 @@ -104,6 +104,7 @@ public class DispenserBlock extends BaseEntityBlock {

patches/server/0543-Improve-ServerGUI.patch

@@ -59,7 +59,7 @@ index 2e93eec8733c5b548a15269a322fe4dd1f189b7d..69b18e312db984eaffa8bae2439c88f7
              public void windowClosing(WindowEvent windowevent) {
                  if (!servergui.isClosing.getAndSet(true)) {
 diff --git a/src/main/java/net/minecraft/server/gui/StatsComponent.java b/src/main/java/net/minecraft/server/gui/StatsComponent.java
-index 7938029cb7aa6f09f78fb1c648357c36edb68510..ed94bc86ed47719c2f6c338374edf741bd202c24 100644
+index 7938029cb7aa6f09f78fb1c648357c36edb68510..38fe7e5014332f45e41a3d5d91c28dd0acfdc3b0 100644
 --- a/src/main/java/net/minecraft/server/gui/StatsComponent.java
 +++ b/src/main/java/net/minecraft/server/gui/StatsComponent.java
 @@ -36,8 +36,17 @@ public class StatsComponent extends JComponent {
@@ -85,7 +85,7 @@ index 7938029cb7aa6f09f78fb1c648357c36edb68510..ed94bc86ed47719c2f6c338374edf741
          this.timer.stop();
      }
 +
-+    // Paper - Improve ServerGUI
++    // Paper start - Improve ServerGUI
 +    private static String format(double tps) {
 +        return (( tps > 21.0 ) ? "*" : "") + Math.min(Math.round(tps * 100.0) / 100.0, 20.0); // only print * at 21, we commonly peak to 20.02 as the tick sleep is not accurate enough, stop the noise
 +    }

patches/server/0583-Expand-PlayerGameModeChangeEvent.patch

@@ -45,7 +45,7 @@ index aee8618e27b893b72931e925724dd683d2e6d2aa..f7c9127346261d83413ca03a1cdaa849
          }
  
 diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
-index 300bae3e97bf5bc0c2340a8e360312e77b7f4c6f..4f8239829565568c1381e2f1ebc1d633cb301ac6 100644
+index 8184aaff18d2372ae1de0fe1c53e63e1e6e3b2b0..68f6bb415d4b9624f147dc641543bce56bbbca09 100644
 --- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
 +++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
 @@ -1989,8 +1989,16 @@ public class ServerPlayer extends Player {
@@ -94,14 +94,14 @@ index 300bae3e97bf5bc0c2340a8e360312e77b7f4c6f..4f8239829565568c1381e2f1ebc1d633
      }
  
 diff --git a/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java b/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
-index 49d29e4b3395d2ebea1ed13338f26c7cfbaa5f72..45f7270fb15aa091772aa921d1e7d82e2547b358 100644
+index 49d29e4b3395d2ebea1ed13338f26c7cfbaa5f72..d04669c1d2434c1dbc617777b769e9004359f208 100644
 --- a/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
 +++ b/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
 @@ -73,21 +73,28 @@ public class ServerPlayerGameMode {
      }
  
      public boolean changeGameModeForPlayer(GameType gameMode) {
-+        // Paper end - Expand PlayerGameModeChangeEvent
++        // Paper start - Expand PlayerGameModeChangeEvent
 +        PlayerGameModeChangeEvent event = this.changeGameModeForPlayer(gameMode, org.bukkit.event.player.PlayerGameModeChangeEvent.Cause.UNKNOWN, null);
 +        return event != null && event.isCancelled();
 +    }
@@ -131,7 +131,7 @@ index 49d29e4b3395d2ebea1ed13338f26c7cfbaa5f72..45f7270fb15aa091772aa921d1e7d82e
      }
  
 diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
-index ba02b3004de6efe2d1f69cda0ba759c9f0192767..6a32c25dbef4d8d8b9db96a69ac8c6baf1d640a6 100644
+index 5c54f56a350def1c4c7180c05e853fe10d687f74..f1a684e8af0b05c68ccb16cdb9c0e236d1a5834a 100644
 --- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
 +++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
 @@ -2648,7 +2648,7 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl

patches/server/0595-Add-PlayerKickEvent-causes.patch

@@ -48,7 +48,7 @@ index 96814e626a95e4e3c2f4df1a0339d37bb02f2e61..ba12919c3f9aec34a9e64993b143ae92
  
          public boolean shouldDisconnect() {
 diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
-index 6f51ff7e3486049ee6f5186bfe54078d13eae805..eeead619212e475007557a2826e69e45b441bf14 100644
+index 448bc8800860f0632a70998375efa5133024c06b..2d330b40cc604c8883a33e56322e419eff9e39cb 100644
 --- a/src/main/java/net/minecraft/server/MinecraftServer.java
 +++ b/src/main/java/net/minecraft/server/MinecraftServer.java
 @@ -2236,7 +2236,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
@@ -100,7 +100,7 @@ index b9560b4ae5c0867396006119c5dadd7f3b47f78b..f3e32da770f379d46c65a0ba5a100b5f
                          return Component.translatable("commands.kick.success", serverPlayer.getDisplayName(), reason);
                      }, true);
 diff --git a/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
-index 98751a16f1dc372e2f517d48e8a7584b0370e65e..761dd36bcf0318e28613d852f95566879d835912 100644
+index 825b8f541fe3f5e4cb53f465232c19398b8e66ab..3049377685ee4fe75f0c4b68eab39a916ac20785 100644
 --- a/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
 +++ b/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
 @@ -95,7 +95,7 @@ public abstract class ServerCommonPacketListenerImpl implements ServerCommonPack
@@ -209,7 +209,7 @@ index 98751a16f1dc372e2f517d48e8a7584b0370e65e..761dd36bcf0318e28613d852f9556687
          if (this.cserver.getServer().isRunning()) {
              this.cserver.getPluginManager().callEvent(event);
 diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
-index 8b45e0fa29cd4bfb31e3d19df876da38567899f6..29f1a054c31d00fe7ba4c5d171c47efa9275f32d 100644
+index 05a94d320e4591d77a99c09975aab4dc30ff9a1e..29f1a054c31d00fe7ba4c5d171c47efa9275f32d 100644
 --- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
 +++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
 @@ -342,7 +342,7 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
@@ -413,7 +413,7 @@ index 8b45e0fa29cd4bfb31e3d19df876da38567899f6..29f1a054c31d00fe7ba4c5d171c47efa
          // Paper start - auto recipe limit
          if (!org.bukkit.Bukkit.isPrimaryThread()) {
              if (this.recipeSpamPackets.addAndGet(io.papermc.paper.configuration.GlobalConfiguration.get().spamLimiter.recipeSpamIncrement) > io.papermc.paper.configuration.GlobalConfiguration.get().spamLimiter.recipeSpamLimit) {
--                this.server.scheduleOnMain(() -> this.disconnect(net.minecraft.network.chat.Component.translatable("disconnect.spam", new Object[0]))); // Paper
+-                this.server.scheduleOnMain(() -> this.disconnect(net.minecraft.network.chat.Component.translatable("disconnect.spam", new Object[0])));
 +                this.server.scheduleOnMain(() -> this.disconnect(net.minecraft.network.chat.Component.translatable("disconnect.spam", new Object[0]), org.bukkit.event.player.PlayerKickEvent.Cause.SPAM)); // Paper - kick event cause
                  return;
              }
@@ -437,7 +437,7 @@ index 8b45e0fa29cd4bfb31e3d19df876da38567899f6..29f1a054c31d00fe7ba4c5d171c47efa
  
              }
 diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
-index a0f1d9ca16551adef2cacb16576b91810eefa292..3e88b648cf4fcc19598fb50ca5651af1a52a0a84 100644
+index 62a005826cd4a26927cde13cfb3551c1f187bfbe..3ae5efb964f3c791b58d4d336881cf189169f7f3 100644
 --- a/src/main/java/net/minecraft/server/players/PlayerList.java
 +++ b/src/main/java/net/minecraft/server/players/PlayerList.java
 @@ -684,7 +684,7 @@ public abstract class PlayerList {

patches/server/0626-Improve-boat-collision-performance.patch

@@ -17,7 +17,7 @@ index 90f5e7d36719dc9b464dd6ba0335da035bab29d3..006a7876a0c8e1180dada6694992f596
      };
  
 diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
-index 6518d7972f7902b3f7b65d7e5f6629491b531f22..394af8382455d2a039534b87142679f52dc8f2a6 100644
+index cfac6c239189c322fba11c86230f3ad34e0eae67..0292ca014fd8319fe9f5e7a1465ee5c112ef6515 100644
 --- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
 +++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
 @@ -1413,7 +1413,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
@@ -54,17 +54,15 @@ index 6518d7972f7902b3f7b65d7e5f6629491b531f22..394af8382455d2a039534b87142679f5
                  }
              }
 diff --git a/src/main/java/net/minecraft/world/entity/vehicle/Boat.java b/src/main/java/net/minecraft/world/entity/vehicle/Boat.java
-index 8b0efc4d78a04effddae0799b7ee5759ed5c720f..dfd53ca465c9d4864020c14a49f4e74b717df5d6 100644
+index 1ced6d60a74fac028804b3c2d938e89af4706823..db6aa75d642f4a7258f197933671907faf79c8f2 100644
 --- a/src/main/java/net/minecraft/world/entity/vehicle/Boat.java
 +++ b/src/main/java/net/minecraft/world/entity/vehicle/Boat.java
-@@ -689,8 +689,8 @@ public class Boat extends VehicleEntity implements VariantHolder<Boat.Type> {
+@@ -689,7 +689,7 @@ public class Boat extends VehicleEntity implements VariantHolder<Boat.Type> {
          this.invFriction = 0.05F;
          if (this.oldStatus == Boat.Status.IN_AIR && this.status != Boat.Status.IN_AIR && this.status != Boat.Status.ON_LAND) {
              this.waterLevel = this.getY(1.0D);
 -            this.setPos(this.getX(), (double) (this.getWaterLevelAbove() - this.getBbHeight()) + 0.101D, this.getZ());
--            this.setDeltaMovement(this.getDeltaMovement().multiply(1.0D, 0.0D, 1.0D));
 +            this.move(MoverType.SELF, new Vec3(0.0, ((double) (this.getWaterLevelAbove() - this.getBbHeight()) + 0.101D) - this.getY(), 0.0)); // Paper - Improve boat collision performance
-+            this.setDeltaMovement(this.getDeltaMovement().multiply(1.0D, 0.0D, 1.0D)); // Paper - Improve boat collision performance
+             this.setDeltaMovement(this.getDeltaMovement().multiply(1.0D, 0.0D, 1.0D));
              this.lastYd = 0.0D;
              this.status = Boat.Status.IN_WATER;
-         } else {

patches/server/0675-Detail-more-information-in-watchdog-dumps.patch

@@ -7,7 +7,7 @@ Subject: [PATCH] Detail more information in watchdog dumps
 - Dump player name, player uuid, position, and world for packet handling
 
 diff --git a/src/main/java/net/minecraft/network/Connection.java b/src/main/java/net/minecraft/network/Connection.java
-index c48316527013dce0d572524c28b2f5d135e82c71..db18b41e300cb48b3bede8670295aa76e89069ad 100644
+index 872ad936dd86b510f24676fe565eb547b35bcb5e..20cd5c5d197d92f7127aadad063c4aabfc4863a6 100644
 --- a/src/main/java/net/minecraft/network/Connection.java
 +++ b/src/main/java/net/minecraft/network/Connection.java
 @@ -521,7 +521,13 @@ public class Connection extends SimpleChannelInboundHandler<Packet<?>> {
@@ -22,7 +22,7 @@ index c48316527013dce0d572524c28b2f5d135e82c71..db18b41e300cb48b3bede8670295aa76
 +                net.minecraft.network.protocol.PacketUtils.packetProcessing.pop();
 +            } // Paper end - detailed watchdog information
              }
-             // Paper end
+             // Paper end - Buffer joins to world
          }
 diff --git a/src/main/java/net/minecraft/network/protocol/PacketUtils.java b/src/main/java/net/minecraft/network/protocol/PacketUtils.java
 index 7de24c39b460e43d27839b3821e67213508ece81..7297bca9224c12d7ace0e1967340d99436afafc1 100644
@@ -76,7 +76,7 @@ index 7de24c39b460e43d27839b3821e67213508ece81..7297bca9224c12d7ace0e1967340d994
              });
              throw RunningOnDifferentThreadException.RUNNING_ON_DIFFERENT_THREAD;
 diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
-index e61a5e2b1ba1f8f54aac14bb61efb8c5ffca2bf9..bf88a776a600a63ddcc079aa981c5838c995521a 100644
+index 922639eee09ff9878a979ebfdaa36f865746cbdd..c6c69ea8a471eff84256f1a66d4eda98f55c269e 100644
 --- a/src/main/java/net/minecraft/server/level/ServerLevel.java
 +++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
 @@ -1244,7 +1244,26 @@ public class ServerLevel extends Level implements WorldGenLevel {
@@ -122,7 +122,7 @@ index e61a5e2b1ba1f8f54aac14bb61efb8c5ffca2bf9..bf88a776a600a63ddcc079aa981c5838
  
      private void tickPassenger(Entity vehicle, Entity passenger) {
 diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
-index 563c26b7f25f51ae8f256d516b2085ccedac7bcd..d84d696146214f5075bb13a484c4535149faa72f 100644
+index f3f12e2394a85fd49ba0bc14944b0f073ca5fecc..bbc8a7f27ffdeda8f994b04213e631e1b82ee67c 100644
 --- a/src/main/java/net/minecraft/world/entity/Entity.java
 +++ b/src/main/java/net/minecraft/world/entity/Entity.java
 @@ -1031,7 +1031,42 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S

patches/server/0844-Add-fire-tick-delay-option.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] Add fire-tick-delay option
 
 
 diff --git a/src/main/java/net/minecraft/world/level/block/FireBlock.java b/src/main/java/net/minecraft/world/level/block/FireBlock.java
-index 3fb197ee3bfd3f36881b7d67f7a37f035bb27daf..03310fe5d05bc9c61df221977c071757a488c352 100644
+index 0006aec00ab708b1906fbb87d79a9506397c9226..f239755b7ca75de1cf5a194e49d8dbc5a44af6f8 100644
 --- a/src/main/java/net/minecraft/world/level/block/FireBlock.java
 +++ b/src/main/java/net/minecraft/world/level/block/FireBlock.java
 @@ -172,7 +172,7 @@ public class FireBlock extends BaseFireBlock {
@@ -20,7 +20,7 @@ index 3fb197ee3bfd3f36881b7d67f7a37f035bb27daf..03310fe5d05bc9c61df221977c071757
 @@ -373,11 +373,13 @@ public class FireBlock extends BaseFireBlock {
      public void onPlace(BlockState iblockdata, Level world, BlockPos blockposition, BlockState iblockdata1, boolean flag, UseOnContext itemActionContext) {
          super.onPlace(iblockdata, world, blockposition, iblockdata1, flag, itemActionContext);
-         // Paper end
+         // Paper end - ItemActionContext param
 -        world.scheduleTick(blockposition, this, getFireTickDelay(world.random));
 +        world.scheduleTick(blockposition, this, getFireTickDelay(world)); // Paper - Add fire-tick-delay option
      }

patches/server/0934-Optimize-player-lookups-for-beacons.patch

@@ -7,11 +7,11 @@ For larger ranges, it's better to iterate over the player list
 than the entity slices.
 
 diff --git a/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
-index 720d798e9eb38aa97f39c5aa8c3c03671d72bdad..2250d77b0ec5ea77e3b757e03b62b26ced89a02f 100644
+index 44660b9f3d8ef6df42dc05e774a5804fdbfa5d14..3ccc0a8d2091d45100198f2853c17edf62c27728 100644
 --- a/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
 +++ b/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
 @@ -329,7 +329,22 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider, Name
-             double d0 = blockEntity != null ? blockEntity.getEffectRange() : (i * 10 + 10);// Paper - Custom beacon ranges
+             double d0 = blockEntity != null ? blockEntity.getEffectRange() : (i * 10 + 10); // Paper - Custom beacon ranges
  
              AABB axisalignedbb = (new AABB(blockposition)).inflate(d0).expandTowards(0.0D, (double) world.getHeight(), 0.0D);
 -            List<Player> list = world.getEntitiesOfClass(Player.class, axisalignedbb);

patches/server/0972-Deep-clone-unhandled-nbt-tags.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] Deep clone unhandled nbt tags
 
 
 diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaItem.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaItem.java
-index b7c0c9a40dac3e828f880ef928ca34206a898cb9..678cebb12e290a9a3967177d97a67bebb9116104 100644
+index b7c0c9a40dac3e828f880ef928ca34206a898cb9..2a79d94abf911c9c973e84f81283e8e64fbef2b8 100644
 --- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaItem.java
 +++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaItem.java
 @@ -305,7 +305,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta {
@@ -13,7 +13,7 @@ index b7c0c9a40dac3e828f880ef928ca34206a898cb9..678cebb12e290a9a3967177d97a67beb
  
      private CompoundTag internalTag;
 -    final Map<String, Tag> unhandledTags = new TreeMap<String, Tag>(); // Visible for testing only // Paper
-+    Map<String, Tag> unhandledTags = new TreeMap<String, Tag>(); // Visible for testing only // Paper & Deep clone unhandled nbt tags; remove final
++    Map<String, Tag> unhandledTags = new TreeMap<String, Tag>(); // Visible for testing only // Paper - Deep clone unhandled nbt tags; remove final
      private CraftPersistentDataContainer persistentDataContainer = new CraftPersistentDataContainer(CraftMetaItem.DATA_TYPE_REGISTRY);
  
      private int version = CraftMagicNumbers.INSTANCE.getDataVersion(); // Internal use only

patches/server/0991-Actually-optimise-explosions.patch

@@ -34,7 +34,7 @@ The results indicate that this logic is 5 times faster than Vanilla
 and 2.3 times faster than Lithium.
 
 diff --git a/src/main/java/net/minecraft/world/level/Explosion.java b/src/main/java/net/minecraft/world/level/Explosion.java
-index 7bb8dc1f4697960cdc6bac0daec4b7a06a2dd7c4..210b6d71207b99e66ba014b176b2c1445053b1d1 100644
+index d8a57d38d263e1d402327c7df21641b0f1ba0668..1fa02130dcb65b3109fde0cb612b538b1c4cd4cb 100644
 --- a/src/main/java/net/minecraft/world/level/Explosion.java
 +++ b/src/main/java/net/minecraft/world/level/Explosion.java
 @@ -111,6 +111,271 @@ public class Explosion {
@@ -424,7 +424,7 @@ index 7bb8dc1f4697960cdc6bac0daec4b7a06a2dd7c4..210b6d71207b99e66ba014b176b2c144
 @@ -215,11 +528,12 @@ public class Explosion {
                                      }
                                  }
-                                 // Paper end
+                                 // Paper end - prevent headless pistons from forming
 +                                } // Paper - optimise explosions
                              }
  

patches/server/1044-Write-SavedData-IO-async.patch

@@ -44,10 +44,10 @@ index 44ada45d9bf2d9b48e5de1c3cb1a855902f3884b..2aaf1cc630f9cf4b61ad58d1adde5f93
  
      // CraftBukkit start - modelled on below
 diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
-index 676087c3addd712939c865b39ddb5d9f0bc7ce25..a52ca83572c21f5977d7d0573de443ef5f931279 100644
+index 3a2f0a4ae00c63bcae3ee1e068d10bebe33fab7e..5b0749987a78ce830a882b4fa1210e846c188718 100644
 --- a/src/main/java/net/minecraft/server/level/ServerLevel.java
 +++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
-@@ -1492,7 +1492,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
+@@ -1491,7 +1491,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
  
          try (co.aikar.timings.Timing ignored = this.timings.worldSave.startTiming()) {
              if (doFull) {
@@ -56,7 +56,7 @@ index 676087c3addd712939c865b39ddb5d9f0bc7ce25..a52ca83572c21f5977d7d0573de443ef
              }
  
              this.timings.worldSaveChunks.startTiming(); // Paper
-@@ -1528,7 +1528,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
+@@ -1527,7 +1527,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
                  progressListener.progressStartNoAbort(Component.translatable("menu.savingLevel"));
              }
  
@@ -65,7 +65,7 @@ index 676087c3addd712939c865b39ddb5d9f0bc7ce25..a52ca83572c21f5977d7d0573de443ef
              if (progressListener != null) {
                  progressListener.progressStage(Component.translatable("menu.savingChunks"));
              }
-@@ -1551,12 +1551,12 @@ public class ServerLevel extends Level implements WorldGenLevel {
+@@ -1550,12 +1550,12 @@ public class ServerLevel extends Level implements WorldGenLevel {
          // CraftBukkit end
      }