PaperMC/patches/api/0034-Add-MetadataStoreBase.removeAll-Plugin.patch

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2021-06-11 14:02:28 +02:00
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Tue, 16 Jul 2013 21:26:50 -0400
Subject: [PATCH] Add MetadataStoreBase.removeAll(Plugin)
So that on reload, metadata will be cleared
diff --git a/src/main/java/org/bukkit/metadata/MetadataStoreBase.java b/src/main/java/org/bukkit/metadata/MetadataStoreBase.java
index d363d517c05b3335101d829ce4ec22d049059c24..abbe545af572687a0399c2387434863cd2b70f68 100644
--- a/src/main/java/org/bukkit/metadata/MetadataStoreBase.java
+++ b/src/main/java/org/bukkit/metadata/MetadataStoreBase.java
@@ -4,6 +4,7 @@ import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
+import java.util.Iterator; // Paper
import java.util.List;
import java.util.Map;
import java.util.WeakHashMap;
@@ -130,6 +131,26 @@ public abstract class MetadataStoreBase<T> {
}
}
+ /**
+ * Removes all metadata in the metadata store that originates from the
+ * given plugin.
+ *
+ * @param owningPlugin the plugin requesting the invalidation.
+ * @throws IllegalArgumentException If plugin is null
+ */
+ public void removeAll(@NotNull Plugin owningPlugin) {
+ Validate.notNull(owningPlugin, "Plugin cannot be null");
+ for (Iterator<Map<Plugin, MetadataValue>> iterator = metadataMap.values().iterator(); iterator.hasNext(); ) {
+ Map<Plugin, MetadataValue> values = iterator.next();
+ if (values.containsKey(owningPlugin)) {
+ values.remove(owningPlugin);
+ }
+ if (values.isEmpty()) {
+ iterator.remove();
+ }
+ }
+ }
+
/**
* Creates a unique name for the object receiving metadata by combining
* unique data from the subject with a metadataKey.