Yatopia/patches/server/0012-Akarin-Save-json-list-async.patch

From 0000000000000000000000000000000000000000 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


diff --git a/src/main/java/net/minecraft/server/JsonList.java b/src/main/java/net/minecraft/server/JsonList.java
index 9213bfb78e92b838189161045e3945588251b486..f2c14ba3123556ea6a3d0b9c945271fa2e08aff0 100644
--- a/src/main/java/net/minecraft/server/JsonList.java
+++ b/src/main/java/net/minecraft/server/JsonList.java
@@ -20,6 +20,8 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import javax.annotation.Nullable;
+
+import org.apache.commons.io.IOUtils;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
@@ -146,6 +148,7 @@ public abstract 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
         JsonArray jsonarray = new JsonArray();
 
@@ -155,29 +158,21 @@ public abstract class JsonList<K, V extends JsonListEntry<K>> {
             jsonlistentry.getClass();
             return (JsonObject) SystemUtils.a(jsonobject, jsonlistentry::a); // CraftBukkit - decompile error
         }).forEach(jsonarray::add);
-        BufferedWriter bufferedwriter = Files.newWriter(this.c, StandardCharsets.UTF_8);
+        BufferedWriter bufferedwriter = null;
         Throwable throwable = null;
 
         try {
+        	bufferedwriter = Files.newWriter(this.c, StandardCharsets.UTF_8);
             JsonList.b.toJson(jsonarray, bufferedwriter);
         } catch (Throwable throwable1) {
             throwable = throwable1;
-            throw throwable1;
+            JsonList.LOGGER.warn("Failed to save " + this.c, e); // Akarin - Save json list async
         } finally {
-            if (bufferedwriter != null) {
-                if (throwable != null) {
-                    try {
-                        bufferedwriter.close();
-                    } catch (Throwable throwable2) {
-                        throwable.addSuppressed(throwable2);
-                    }
-                } else {
-                    bufferedwriter.close();
-                }
-            }
+        	IOUtils.closeQuietly(bufferedwriter);
 
         }
-
+        }; // Akarin - Save json list async
+        MCUtil.scheduleAsyncTask(runnable); // Akarin - Save json list async
     }
 
     public void load() throws IOException {