2 files changed, 68 insertions, 0 deletions
diff --git a/patches/api/0417-Add-transient-modifier-API.patch b/patches/api/0417-Add-transient-modifier-API.patch
new file mode 100644
index 0000000000..a32e4c86a9
--- /dev/null
+++ b/patches/api/0417-Add-transient-modifier-API.patch
@@ -0,0 +1,27 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Malfrador <[email protected]>
+Date: Wed, 31 May 2023 21:25:01 +0200
+Subject: [PATCH] Add transient modifier API
+
+
+diff --git a/src/main/java/org/bukkit/attribute/AttributeInstance.java b/src/main/java/org/bukkit/attribute/AttributeInstance.java
+index f08ee26cc4d479e1bfc5264b8cbe721315de91f2..5513174ea545bb5b4fdc028cbaa4c1bb763e2c6d 100644
+--- a/src/main/java/org/bukkit/attribute/AttributeInstance.java
++++ b/src/main/java/org/bukkit/attribute/AttributeInstance.java
+@@ -46,6 +46,16 @@ public interface AttributeInstance {
+      */
+     void addModifier(@NotNull AttributeModifier modifier);
+ 
++    // Paper start - Transient modifier API
++    /**
++     * Add a transient modifier to this instance.
++     * Transient modifiers are not persisted (saved with the NBT data)
++     *
++     * @param modifier to add
++     */
++    void addTransientModifier(@NotNull AttributeModifier modifier);
++    // Paper end
++
+     /**
+      * Remove a modifier from this instance.
+      *
diff --git a/patches/server/0986-Add-transient-modifier-API.patch b/patches/server/0986-Add-transient-modifier-API.patch
new file mode 100644
index 0000000000..e3b704e242
--- /dev/null
+++ b/patches/server/0986-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 e828ef7df04de98628e59e93c0431ea0e10199f8..0029412b1242879deb898524001bb4cc7550fa78 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");