From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Cryptite <cryptite@gmail.com>
Date: Sat, 21 Oct 2023 11:27:52 -0500
Subject: [PATCH] Non-saveable entities


diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 119f839051d691ff09805d22b95186cdb38403af..1005d605f77a229665a73763522874161c5e3865 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -417,6 +417,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
     public boolean freezeLocked = false; // Paper - Freeze Tick Lock API
     public boolean collidingWithWorldBorder; // Paper
     public boolean fixedPose = false; // Paper
+    public boolean saveable = true; // Slice
 
     public void setOrigin(@javax.annotation.Nonnull Location location) {
         this.origin = location.toVector();
diff --git a/src/main/java/net/minecraft/world/level/chunk/storage/EntityStorage.java b/src/main/java/net/minecraft/world/level/chunk/storage/EntityStorage.java
index 060e064625969610539dbf969ce773b877a7c579..4bb962f90c80a2fa912e56193ba51b3d320b41d9 100644
--- a/src/main/java/net/minecraft/world/level/chunk/storage/EntityStorage.java
+++ b/src/main/java/net/minecraft/world/level/chunk/storage/EntityStorage.java
@@ -112,6 +112,8 @@ public class EntityStorage implements EntityPersistentStorage<Entity> {
         ListTag listTag = new ListTag();
         final java.util.Map<net.minecraft.world.entity.EntityType<?>, Integer> savedEntityCounts = new java.util.HashMap<>(); // Paper
         entities.forEach((entity) -> { // diff here: use entities parameter
+            if (!entity.saveable) return; // Slice
+
             // Paper start
             final EntityType<?> entityType = entity.getType();
             final int saveLimit = level.paperConfig().chunks.entityPerChunkSaveLimit.getOrDefault(entityType, -1);
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
index 315d8260e196709ed9084272aa640f11e327c0a8..f31def9330245dbb54c246f8a013a3524af5b8e4 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
@@ -1523,4 +1523,16 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity {
         return this.getHandle().getScoreboardName();
     }
     // Paper end - entity scoreboard name
+
+    // Slice start
+    @Override
+    public boolean isSaveable() {
+        return this.entity.saveable;
+    }
+
+    @Override
+    public void setSaveable(boolean saveable) {
+        this.entity.saveable = saveable;
+    }
+    // Slice end
 }