Purpur/patches/server/0055-Add-canSaveToDisk-to-Entity.patch at 3501d4e3edfe42593908ad696e0afb663eb5d40b · PurpurMC/Purpur · GitHub

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <Blake.Galbreath@GMail.com>
Date: Tue, 18 Feb 2020 20:07:08 -0600
Subject: [PATCH] Add canSaveToDisk to Entity


diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index b4d249de8471499f17fc61a21b9d738f7d329f38..872f88d8d3c3b7b0ce82fda15017b32280bfef4a 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -499,6 +499,10 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S
         return false;
     }

+    public boolean canSaveToDisk() {
+        return true;
+    }
+
     public final boolean hardCollides() {
         return this.hardCollides;
     }
diff --git a/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java b/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java
index 4a2331c22a022881d66bcfd4134b0ffe421a0633..d57ef27df0a3597416564f8723b4b986413ad314 100644
--- a/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java
+++ b/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java
@@ -116,6 +116,11 @@ public class WitherSkull extends AbstractHurtingProjectile {
         return target != this.getRider() && super.canHitEntity(target);
     }

+    @Override
+    public boolean canSaveToDisk() {
+        return false;
+    }
+
     @Override
     public boolean isPickable() {
         return false;
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..32cd9df202704cdfb8fa06aaf0e738d483054feb 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 +112,7 @@ 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.canSaveToDisk()) return; // Purpur
             // Paper start
             final EntityType<?> entityType = entity.getType();
             final int saveLimit = level.paperConfig().chunks.entityPerChunkSaveLimit.getOrDefault(entityType, -1);
diff --git a/src/main/java/org/purpurmc/purpur/entity/DolphinSpit.java b/src/main/java/org/purpurmc/purpur/entity/DolphinSpit.java
index 83dd3f982d5869e26748e6e0d0b38a3c7a08fe02..92d562fa11f69bb6b841299aef257ea0c674ca1c 100644
--- a/src/main/java/org/purpurmc/purpur/entity/DolphinSpit.java
+++ b/src/main/java/org/purpurmc/purpur/entity/DolphinSpit.java
@@ -35,6 +35,13 @@ public class DolphinSpit extends LlamaSpit {
                 dolphin.getZ() + (double) (dolphin.getBbWidth() + 1.0F) * 0.5D * (double) Mth.cos(dolphin.yBodyRot * 0.017453292F));
     }

+    // Purpur start
+    @Override
+    public boolean canSaveToDisk() {
+        return false;
+    }
+    // Purpur end
+
     public void tick() {
         super_tick();

diff --git a/src/main/java/org/purpurmc/purpur/entity/PhantomFlames.java b/src/main/java/org/purpurmc/purpur/entity/PhantomFlames.java
index 8fa9b376682d9e8b1971a9f72b918c6dc6872d04..d0d951f867390fa12cae2ba2a49212354b10d7b0 100644
--- a/src/main/java/org/purpurmc/purpur/entity/PhantomFlames.java
+++ b/src/main/java/org/purpurmc/purpur/entity/PhantomFlames.java
@@ -38,6 +38,13 @@ public class PhantomFlames extends LlamaSpit {
                 phantom.getZ() + (double) (phantom.getBbWidth() + 1.0F) * 0.5D * (double) Mth.cos(phantom.yBodyRot * 0.017453292F));
     }

+    // Purpur start
+    @Override
+    public boolean canSaveToDisk() {
+        return false;
+    }
+    // Purpur end
+
     public void tick() {
         super_tick();