--- a/net/minecraft/tags/TagCollection.java
+++ b/net/minecraft/tags/TagCollection.java
@@ -167,4 +167,8 @@
    public Map<ResourceLocation, ITag<T>> func_200039_c() {
       return this.field_199921_d;
    }
+
+   public Function<ResourceLocation, Optional<T>> getEntryLookup() {
+      return this.field_200040_e;
+   }
 }
