1 files changed, 41 insertions, 0 deletions
diff --git a/patches/server/0839-Add-transient-modifier-API.patch b/patches/server/0839-Add-transient-modifier-API.patch
new file mode 100644
index 0000000000..d0da33ee19
--- /dev/null
+++ b/patches/server/0839-Add-transient-modifier-API.patch
@@ -0,0 +1,41 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Malfrador <[email protected]>
+Date: Wed, 31 May 2023 23:30:00 +0200
+Subject: [PATCH] Add transient modifier API
+
+
+diff --git a/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeInstance.java b/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeInstance.java
+index 12135ffeacd648f6bc4d7d327059ea1a7e8c79c4..52439f4b959c74027eb191a3af960c70beb978e8 100644
+--- a/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeInstance.java
++++ b/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeInstance.java
+@@ -23,6 +23,11 @@ public class UnmodifiableAttributeInstance extends CraftAttributeInstance {
+         throw new UnsupportedOperationException("Cannot modify default attributes");
+     }
+ 
++    @Override
++    public void addTransientModifier(AttributeModifier modifier) {
++        throw new UnsupportedOperationException("Cannot modify default attributes");
++    }
++
+     @Override
+     public void removeModifier(AttributeModifier modifier) {
+         throw new UnsupportedOperationException("Cannot modify default attributes");
+diff --git a/src/main/java/org/bukkit/craftbukkit/attribute/CraftAttributeInstance.java b/src/main/java/org/bukkit/craftbukkit/attribute/CraftAttributeInstance.java
+index 0a18983151d17b8e1460b82326b0380087e13795..7d16545665f74ce619f7b18e568226642c84ceee 100644
+--- a/src/main/java/org/bukkit/craftbukkit/attribute/CraftAttributeInstance.java
++++ b/src/main/java/org/bukkit/craftbukkit/attribute/CraftAttributeInstance.java
+@@ -50,6 +50,14 @@ public class CraftAttributeInstance implements AttributeInstance {
+         this.handle.addPermanentModifier(CraftAttributeInstance.convert(modifier));
+     }
+ 
++    // Paper start - Transient modifier API
++    @Override
++    public void addTransientModifier(AttributeModifier modifier) {
++        Preconditions.checkArgument(modifier != null, "modifier");
++        this.handle.addTransientModifier(CraftAttributeInstance.convert(modifier));
++    }
++    // Paper end
++
+     @Override
+     public void removeModifier(AttributeModifier modifier) {
+         Preconditions.checkArgument(modifier != null, "modifier");