From d41f921727b447881c65a8434e4831784e15c37e Mon Sep 17 00:00:00 2001
From: Bukkit/Spigot <noreply+git-bukkit@papermc.io>
Date: Wed, 1 May 2019 18:46:12 +1000
Subject: [PATCH] SPIGOT-4714: Broadcasts can no longer be done from secondary
 threads

By: md_5 <git@md-5.net>
---
 .../bukkit/event/server/BroadcastMessageEvent.java    | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/paper-api/src/main/java/org/bukkit/event/server/BroadcastMessageEvent.java b/paper-api/src/main/java/org/bukkit/event/server/BroadcastMessageEvent.java
index 4bf9d5d827..03bfca9d36 100644
--- a/paper-api/src/main/java/org/bukkit/event/server/BroadcastMessageEvent.java
+++ b/paper-api/src/main/java/org/bukkit/event/server/BroadcastMessageEvent.java
@@ -4,11 +4,16 @@ import java.util.Set;
 import org.bukkit.command.CommandSender;
 import org.bukkit.event.Cancellable;
 import org.bukkit.event.HandlerList;
+import org.bukkit.event.player.AsyncPlayerChatEvent;
 import org.jetbrains.annotations.NotNull;
 
 /**
  * Event triggered for server broadcast messages such as from
  * {@link org.bukkit.Server#broadcast(String, String)}.
+ *
+ * <b>This event behaves similarly to {@link AsyncPlayerChatEvent} in that it
+ * should be async if fired from an async thread. Please see that event for
+ * further information.</b>
  */
 public class BroadcastMessageEvent extends ServerEvent implements Cancellable {
 
@@ -17,7 +22,13 @@ public class BroadcastMessageEvent extends ServerEvent implements Cancellable {
     private final Set<CommandSender> recipients;
     private boolean cancelled = false;
 
+    @Deprecated
     public BroadcastMessageEvent(@NotNull String message, @NotNull Set<CommandSender> recipients) {
+        this(false, message, recipients);
+    }
+
+    public BroadcastMessageEvent(boolean isAsync, @NotNull String message, @NotNull Set<CommandSender> recipients) {
+        super(isAsync);
         this.message = message;
         this.recipients = recipients;
     }