Fix crash relating to bad recipes in furnace-like tile entities (#9011)

patches/server/0971-Fix-crash-relating-to-bad-recipes-in-furnace-like-ti.patch

@@ -0,0 +1,19 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jake Potrebic <jake.m.potrebic@gmail.com>
+Date: Sun, 19 Mar 2023 20:36:22 -0700
+Subject: [PATCH] Fix crash relating to bad recipes in furnace-like tile
+ entities
+
+
+diff --git a/src/main/java/net/minecraft/world/level/block/entity/AbstractFurnaceBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/AbstractFurnaceBlockEntity.java
+index 2a786c9fd29dc2139cf487fa645cd43345d60167..a3f073066f6e2eea8964461ad2b0409ade202f35 100644
+--- a/src/main/java/net/minecraft/world/level/block/entity/AbstractFurnaceBlockEntity.java
++++ b/src/main/java/net/minecraft/world/level/block/entity/AbstractFurnaceBlockEntity.java
+@@ -632,6 +632,7 @@ public abstract class AbstractFurnaceBlockEntity extends BaseContainerBlockEntit
+             Entry<ResourceLocation> entry = (Entry) objectiterator.next();
+ 
+             worldserver.getRecipeManager().byKey((ResourceLocation) entry.getKey()).ifPresent((irecipe) -> {
++                if (!(irecipe instanceof AbstractCookingRecipe)) return; // Paper - don't process non-cooking recipes
+                 list.add(irecipe);
+                 AbstractFurnaceBlockEntity.createExperience(worldserver, vec3d, entry.getIntValue(), ((AbstractCookingRecipe) irecipe).getExperience(), blockposition, entityplayer, itemstack, amount); // CraftBukkit
+             });

patches/server/0972-Treat-sequence-violations-like-they-should-be.patch

@@ -0,0 +1,18 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Shane Freeder <theboyetronic@gmail.com>
+Date: Thu, 30 Mar 2023 03:13:58 +0100
+Subject: [PATCH] Treat sequence violations like they should be
+
+
+diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+index 2d8488b9aa088b6d5f0c7e557b8ad0b29bc4cd88..d587b2c4e39bce7e098aa9fab361230f72770658 100644
+--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
++++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+@@ -2124,6 +2124,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
+ 
+     public void ackBlockChangesUpTo(int sequence) {
+         if (sequence < 0) {
++            this.disconnect("Expected packet sequence nr >= 0", org.bukkit.event.player.PlayerKickEvent.Cause.ILLEGAL_ACTION); // Paper
+             throw new IllegalArgumentException("Expected packet sequence nr >= 0");
+         } else {
+             this.ackBlockChangesUpTo = Math.max(sequence, this.ackBlockChangesUpTo);