diff options
Diffstat (limited to 'patches/api/0449-Clone-mutables-to-prevent-unexpected-issues.patch')
| -rw-r--r-- | patches/api/0449-Clone-mutables-to-prevent-unexpected-issues.patch | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/patches/api/0449-Clone-mutables-to-prevent-unexpected-issues.patch b/patches/api/0449-Clone-mutables-to-prevent-unexpected-issues.patch new file mode 100644 index 0000000000..86b3ab4bcf --- /dev/null +++ b/patches/api/0449-Clone-mutables-to-prevent-unexpected-issues.patch @@ -0,0 +1,151 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Jake Potrebic <[email protected]> +Date: Sat, 16 Mar 2024 11:10:48 -0700 +Subject: [PATCH] Clone mutables to prevent unexpected issues + +There are lots of locations in the API where mutable +types are not cloned, either on return or when passed +as a parameter and assigned to a field, which can cause +unexpected behaviors. Let this be a lesson to use +immutable types for simple things Location, Vector, and +others. + +diff --git a/src/main/java/org/bukkit/event/block/BlockCanBuildEvent.java b/src/main/java/org/bukkit/event/block/BlockCanBuildEvent.java +index 08d09c2a92d8aa6adf6610cc05905d58a76fce1f..c74ac0cb004aa219ce2f761969a4bb46cb7c9160 100644 +--- a/src/main/java/org/bukkit/event/block/BlockCanBuildEvent.java ++++ b/src/main/java/org/bukkit/event/block/BlockCanBuildEvent.java +@@ -102,7 +102,7 @@ public class BlockCanBuildEvent extends BlockEvent { + */ + @NotNull + public BlockData getBlockData() { +- return blockData; ++ return blockData.clone(); // Paper - clone because mutation isn't used + } + + /** +diff --git a/src/main/java/org/bukkit/event/entity/EntityChangeBlockEvent.java b/src/main/java/org/bukkit/event/entity/EntityChangeBlockEvent.java +index 1a9575ad4c81aefa5ef0b927f6ac8f7064b55c49..24e1a49e48dd8f9eb2515b2ffe472a0c4d2bc09b 100644 +--- a/src/main/java/org/bukkit/event/entity/EntityChangeBlockEvent.java ++++ b/src/main/java/org/bukkit/event/entity/EntityChangeBlockEvent.java +@@ -61,7 +61,7 @@ public class EntityChangeBlockEvent extends EntityEvent implements Cancellable { + */ + @NotNull + public BlockData getBlockData() { +- return to; ++ return to.clone(); // Paper - clone because mutation isn't used + } + + @NotNull +diff --git a/src/main/java/org/bukkit/event/entity/EntityExplodeEvent.java b/src/main/java/org/bukkit/event/entity/EntityExplodeEvent.java +index 50161d313cfcc9e61441589685c3d0e1f057dd86..e468e55d426b8f81f87c0a08451d02b3866c226f 100644 +--- a/src/main/java/org/bukkit/event/entity/EntityExplodeEvent.java ++++ b/src/main/java/org/bukkit/event/entity/EntityExplodeEvent.java +@@ -72,7 +72,7 @@ public class EntityExplodeEvent extends EntityEvent implements Cancellable { + */ + @NotNull + public Location getLocation() { +- return location; ++ return location.clone(); // Paper - clone to avoid changes + } + + /** +diff --git a/src/main/java/org/bukkit/event/entity/EntityPortalEnterEvent.java b/src/main/java/org/bukkit/event/entity/EntityPortalEnterEvent.java +index d3724db0a5a67cde15b05fecd32b2ca370cca998..8b2caf665b9e829ceefc89bf41b192f53f3d5773 100644 +--- a/src/main/java/org/bukkit/event/entity/EntityPortalEnterEvent.java ++++ b/src/main/java/org/bukkit/event/entity/EntityPortalEnterEvent.java +@@ -35,7 +35,7 @@ public class EntityPortalEnterEvent extends EntityEvent implements org.bukkit.ev + */ + @NotNull + public Location getLocation() { +- return location; ++ return location.clone(); // Paper - clone to avoid changes + } + + // Paper start +diff --git a/src/main/java/org/bukkit/event/entity/ItemDespawnEvent.java b/src/main/java/org/bukkit/event/entity/ItemDespawnEvent.java +index 6fc66197eb2c5d59c70d8d028b7963748371edbe..2bb29fa449cd6c90b52d2786ed15b6154d591607 100644 +--- a/src/main/java/org/bukkit/event/entity/ItemDespawnEvent.java ++++ b/src/main/java/org/bukkit/event/entity/ItemDespawnEvent.java +@@ -46,7 +46,7 @@ public class ItemDespawnEvent extends EntityEvent implements Cancellable { + */ + @NotNull + public Location getLocation() { +- return location; ++ return location.clone(); // Paper - clone to avoid changes + } + + @NotNull +diff --git a/src/main/java/org/bukkit/event/vehicle/VehicleBlockCollisionEvent.java b/src/main/java/org/bukkit/event/vehicle/VehicleBlockCollisionEvent.java +index d0a437bd8aeec18f800893f51ece06deb0c8972c..50fad23cf4d9f591b12a9eaebeb4e26f18e8528d 100644 +--- a/src/main/java/org/bukkit/event/vehicle/VehicleBlockCollisionEvent.java ++++ b/src/main/java/org/bukkit/event/vehicle/VehicleBlockCollisionEvent.java +@@ -31,7 +31,7 @@ public class VehicleBlockCollisionEvent extends VehicleCollisionEvent { + */ + @NotNull + public org.bukkit.util.Vector getVelocity() { +- return velocity; ++ return velocity.clone(); + } + // Paper end + +diff --git a/src/main/java/org/bukkit/event/vehicle/VehicleMoveEvent.java b/src/main/java/org/bukkit/event/vehicle/VehicleMoveEvent.java +index 7bfb84d3948c773e943374316ea25a19288ec7d0..fc4cf7b21b24fe38617fa150f697bc29da76754e 100644 +--- a/src/main/java/org/bukkit/event/vehicle/VehicleMoveEvent.java ++++ b/src/main/java/org/bukkit/event/vehicle/VehicleMoveEvent.java +@@ -27,7 +27,7 @@ public class VehicleMoveEvent extends VehicleEvent { + */ + @NotNull + public Location getFrom() { +- return from; ++ return from.clone(); // Paper - clone to avoid changes + } + + /** +@@ -37,7 +37,7 @@ public class VehicleMoveEvent extends VehicleEvent { + */ + @NotNull + public Location getTo() { +- return to; ++ return to.clone(); // Paper - clone to avoid changes + } + + +diff --git a/src/main/java/org/bukkit/event/world/GenericGameEvent.java b/src/main/java/org/bukkit/event/world/GenericGameEvent.java +index 2a2a329877d8da45c2d6afecf78ce88d52635cad..fb975fefc74d8c9746cab4c02860f55654cf92f7 100644 +--- a/src/main/java/org/bukkit/event/world/GenericGameEvent.java ++++ b/src/main/java/org/bukkit/event/world/GenericGameEvent.java +@@ -49,7 +49,7 @@ public class GenericGameEvent extends WorldEvent implements Cancellable { + */ + @NotNull + public Location getLocation() { +- return location; ++ return location.clone(); // Paper - clone to avoid changes + } + + /** +diff --git a/src/main/java/org/bukkit/event/world/SpawnChangeEvent.java b/src/main/java/org/bukkit/event/world/SpawnChangeEvent.java +index 9ce93d00935446589cb2bb970cb540d109616e85..73997ae04ff39ac3984c59de32aaced9eb72ce16 100644 +--- a/src/main/java/org/bukkit/event/world/SpawnChangeEvent.java ++++ b/src/main/java/org/bukkit/event/world/SpawnChangeEvent.java +@@ -25,7 +25,7 @@ public class SpawnChangeEvent extends WorldEvent { + */ + @NotNull + public Location getPreviousLocation() { +- return previousLocation; ++ return previousLocation.clone(); // Paper - clone to avoid changes + } + + @NotNull +diff --git a/src/main/java/org/bukkit/event/world/StructureGrowEvent.java b/src/main/java/org/bukkit/event/world/StructureGrowEvent.java +index 7af8d6e51c824cf0592b722b834f1d4986e3cc08..783e74bc382f0f6d24203fde7b811f588a674731 100644 +--- a/src/main/java/org/bukkit/event/world/StructureGrowEvent.java ++++ b/src/main/java/org/bukkit/event/world/StructureGrowEvent.java +@@ -39,7 +39,7 @@ public class StructureGrowEvent extends WorldEvent implements Cancellable { + */ + @NotNull + public Location getLocation() { +- return location; ++ return location.clone(); // Paper - clone to avoid changes + } + + /** |