Paper/patches/api/0409-Add-paper-dumplisteners-command.patch
Warrior 8aff07afb0
Add /paper dumplisteners command (#8507)
Co-authored-by: Jason Penilla <11360596+jpenilla@users.noreply.github.com>
Co-authored-by: TwoLeggedCat <80929284+TwoLeggedCat@users.noreply.github.com>
2022-11-23 16:28:38 -06:00

38 lines
1.8 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Warrior <50800980+Warriorrrr@users.noreply.github.com>
Date: Sat, 19 Nov 2022 19:46:44 +0100
Subject: [PATCH] Add /paper dumplisteners command
diff --git a/src/main/java/org/bukkit/event/HandlerList.java b/src/main/java/org/bukkit/event/HandlerList.java
index ed78cca71f83b296d082d0af147ca8d622c7606a..2292bd460ce2be113beb4ba6b4eb19350060f01c 100644
--- a/src/main/java/org/bukkit/event/HandlerList.java
+++ b/src/main/java/org/bukkit/event/HandlerList.java
@@ -33,6 +33,13 @@ public class HandlerList {
*/
private static ArrayList<HandlerList> allLists = new ArrayList<HandlerList>();
+ // Paper start
+ /**
+ * Event types which have instantiated a {@link HandlerList}.
+ */
+ private static final java.util.Set<String> EVENT_TYPES = java.util.concurrent.ConcurrentHashMap.newKeySet();
+ // Paper end
+
/**
* Bake all handler lists. Best used just after all normal event
* registration is complete, ie just after all plugins are loaded if
@@ -94,6 +101,12 @@ public class HandlerList {
* The HandlerList is then added to meta-list for use in bakeAll()
*/
public HandlerList() {
+ // Paper start
+ java.lang.StackWalker.getInstance(java.util.EnumSet.of(java.lang.StackWalker.Option.RETAIN_CLASS_REFERENCE), 4)
+ .walk(s -> s.filter(f -> Event.class.isAssignableFrom(f.getDeclaringClass())).findFirst())
+ .map(f -> f.getDeclaringClass().getName())
+ .ifPresent(EVENT_TYPES::add);
+ // Paper end
handlerslots = new EnumMap<EventPriority, ArrayList<RegisteredListener>>(EventPriority.class);
for (EventPriority o : EventPriority.values()) {
handlerslots.put(o, new ArrayList<RegisteredListener>());