From aa3fa93a9f7493ac8c4d3851b78676e5ffe6ed24 Mon Sep 17 00:00:00 2001
From: embeddedt <42941056+embeddedt@users.noreply.github.com>
Date: Mon, 19 Jun 2023 20:57:07 -0400
Subject: [PATCH] Add framework to load specific mod classes sequentially,
 preventing deadlocks

---
 .../forge/classloading/ClassLoadHack.java     | 26 +++++++++++++++++++
 .../modernfix/forge/init/ModernFixForge.java  |  2 ++
 2 files changed, 28 insertions(+)
 create mode 100644 forge/src/main/java/org/embeddedt/modernfix/forge/classloading/ClassLoadHack.java

diff --git a/forge/src/main/java/org/embeddedt/modernfix/forge/classloading/ClassLoadHack.java b/forge/src/main/java/org/embeddedt/modernfix/forge/classloading/ClassLoadHack.java
new file mode 100644
index 00000000..169de148
--- /dev/null
+++ b/forge/src/main/java/org/embeddedt/modernfix/forge/classloading/ClassLoadHack.java
@@ -0,0 +1,26 @@
+package org.embeddedt.modernfix.forge.classloading;
+
+/**
+ * Sometimes mods have classes that circularly reference each other. If each of these classes ends up being loaded
+ * from two mods, a deadlock occurs.
+ *
+ * To avoid this problem we maintain a list of classes that should be loaded early and do it via Class.forName.
+ */
+public class ClassLoadHack {
+    private static final String[] classesToLoadEarly = new String[] {
+        "team.creative.creativecore.common.config.ConfigTypeConveration",
+        "team.creative.creativecore.common.util.ingredient.CreativeIngredient"
+    };
+
+    public static void loadModClasses() {
+        for(String clzName : classesToLoadEarly) {
+            try {
+                Class.forName(clzName);
+            } catch(Throwable e) {
+                if(!(e instanceof ClassNotFoundException)) {
+                    e.printStackTrace();
+                }
+            }
+        }
+    }
+}
diff --git a/forge/src/main/java/org/embeddedt/modernfix/forge/init/ModernFixForge.java b/forge/src/main/java/org/embeddedt/modernfix/forge/init/ModernFixForge.java
index 4354ff49..570f5242 100644
--- a/forge/src/main/java/org/embeddedt/modernfix/forge/init/ModernFixForge.java
+++ b/forge/src/main/java/org/embeddedt/modernfix/forge/init/ModernFixForge.java
@@ -21,6 +21,7 @@ import net.minecraftforge.fml.server.ServerLifecycleHooks;
 import net.minecraftforge.registries.ForgeRegistries;
 import org.apache.commons.lang3.tuple.Pair;
 import org.embeddedt.modernfix.ModernFix;
+import org.embeddedt.modernfix.forge.classloading.ClassLoadHack;
 import org.embeddedt.modernfix.forge.classloading.ModFileScanDataDeduplicator;
 import org.embeddedt.modernfix.forge.ModernFixConfig;
 import org.embeddedt.modernfix.entity.EntityDataIDSyncHandler;
@@ -46,6 +47,7 @@ public class ModernFixForge {
             MinecraftForge.EVENT_BUS.register(KubeUtil.class);
         PacketHandler.register();
         ModFileScanDataDeduplicator.deduplicate();
+        ClassLoadHack.loadModClasses();
     }
 
     @SubscribeEvent