Ignore Missing Recipes in RecipeBook to avoid data errors

This code was causing NPE's in saving player data, potentially related to reloads.

Spigot-API-Patches/0113-Make-shield-blocking-delay-configurable.patch

@@ -1,4 +1,4 @@
-From 26b6ff3f923bd7ff541cfc78312596986fdee0c1 Mon Sep 17 00:00:00 2001
+From a6ab787c5dd9cc0681087bfb35ae3b837dc4683a Mon Sep 17 00:00:00 2001
 From: BillyGalbreath <Blake.Galbreath@GMail.com>
 Date: Sat, 16 Jun 2018 01:17:39 -0500
 Subject: [PATCH] Make shield blocking delay configurable
@@ -29,5 +29,5 @@ index 42cf95e1..5921c952 100644
      // Paper end
  }
 -- 
-2.11.0
+2.17.1
 

Spigot-Server-Patches/0310-Ignore-Missing-Recipes-in-RecipeBook-to-avoid-data-e.patch

@@ -0,0 +1,43 @@
+From 4d65cc39ce63e647fa1d79567a7b44c5666b8fca Mon Sep 17 00:00:00 2001
+From: Aikar <aikar@aikar.co>
+Date: Sat, 16 Jun 2018 16:23:38 -0400
+Subject: [PATCH] Ignore Missing Recipes in RecipeBook to avoid data errors
+
+This code was causing NPE's in saving player data, potentially related to reloads.
+
+diff --git a/src/main/java/net/minecraft/server/RecipeBookServer.java b/src/main/java/net/minecraft/server/RecipeBookServer.java
+index 7eecdc9da..c7b947d2f 100644
+--- a/src/main/java/net/minecraft/server/RecipeBookServer.java
++++ b/src/main/java/net/minecraft/server/RecipeBookServer.java
+@@ -63,7 +63,11 @@ public class RecipeBookServer extends RecipeBook {
+         while (iterator.hasNext()) {
+             IRecipe irecipe = (IRecipe) iterator.next();
+ 
+-            nbttaglist.add(new NBTTagString(((MinecraftKey) CraftingManager.recipes.b(irecipe)).toString()));
++            // Paper start - ignore missing recipes
++            MinecraftKey key = CraftingManager.recipes.b(irecipe);
++            if (key == null) continue;
++            nbttaglist.add(new NBTTagString(key.toString()));
++            // Paper end
+         }
+ 
+         nbttagcompound.set("recipes", nbttaglist);
+@@ -71,9 +75,13 @@ public class RecipeBookServer extends RecipeBook {
+         Iterator iterator1 = this.e().iterator();
+ 
+         while (iterator1.hasNext()) {
+-            IRecipe irecipe1 = (IRecipe) iterator1.next();
++            // Paper start - ignore missing recipes
++            IRecipe irecipe = (IRecipe) iterator1.next();
+ 
+-            nbttaglist1.add(new NBTTagString(((MinecraftKey) CraftingManager.recipes.b(irecipe1)).toString()));
++            MinecraftKey key = CraftingManager.recipes.b(irecipe);
++            if (key == null) continue;
++            nbttaglist.add(new NBTTagString(key.toString()));
++            // Paper end
+         }
+ 
+         nbttagcompound.set("toBeDisplayed", nbttaglist1);
+-- 
+2.17.1
+

scripts/importmcdev.sh

@@ -101,6 +101,7 @@ import PlayerConnectionUtils
 import RegionFile
 import RegistryBlockID
 import RemoteControlListener
+import RecipeBookServer
 import ServerPing
 import StructureBoundingBox
 import StructurePiece