From 7a125352bbd870502f0e9f53271f965aea8882fd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E3=84=97=E3=84=A0=CB=8B=20=E3=84=91=E3=84=A7=CB=8A?=
 <tsao-chi@the-lingo.org>
Date: Thu, 2 Apr 2020 11:16:18 +0800
Subject: [PATCH] Akarin Save json list async

---
 src/main/java/net/minecraft/server/JsonList.java | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/main/java/net/minecraft/server/JsonList.java b/src/main/java/net/minecraft/server/JsonList.java
index c97be42dd..370841cad 100644
--- a/src/main/java/net/minecraft/server/JsonList.java
+++ b/src/main/java/net/minecraft/server/JsonList.java
@@ -168,6 +168,7 @@ public class JsonList<K, V extends JsonListEntry<K>> {
     }
 
     public void save() throws IOException {
+        Runnable runnable = () -> { // Akarin - Save json list async
         this.removeStaleEntries(); // Paper - remove expired values before saving
         Collection<V> collection = this.d.values();
         String s = this.b.toJson(collection);
@@ -176,10 +177,13 @@ public class JsonList<K, V extends JsonListEntry<K>> {
         try {
             bufferedwriter = Files.newWriter(this.c, StandardCharsets.UTF_8);
             bufferedwriter.write(s);
+        } catch (IOException e) { // Akarin - Save json list async
+            JsonList.LOGGER.warn("Failed to save " + this.c, e); // Akarin - Save json list async
         } finally {
             IOUtils.closeQuietly(bufferedwriter);
         }
-
+        }; // Akarin - Save json list async
+        MCUtil.scheduleAsyncTask(runnable); // Akarin - Save json list async
     }
 
     public void load() throws FileNotFoundException {
-- 
2.25.1.windows.1