Paper/patches/server/0897-Fix-inconsistencies-in-dispense-events-regarding-sta.patch
Jake Potrebic 90fe0d58a5
Updated Upstream (Bukkit/CraftBukkit/Spigot) (#9825)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
897a0a23 SPIGOT-5753: Back PotionType by a minecraft registry
255b2aa1 SPIGOT-7080: Add World#locateNearestBiome
ff984826 Remove javadoc.io doc links

CraftBukkit Changes:
71b0135cc SPIGOT-5753: Back PotionType by a minecraft registry
a6bcb8489 SPIGOT-7080: Add World#locateNearestBiome
ad0e57434 SPIGOT-7502: CraftMetaItem - cannot deserialize BlockStateTag
b3efca57a SPIGOT-6400: Use Mockito instead of InvocationHandler
38c599f9d PR-1272: Only allow one entity in CraftItem instead of two
f065271ac SPIGOT-7498: ChunkSnapshot.getBlockEmittedLight() gets 64 blocks upper in Overworld

Spigot Changes:
e0e223fe Remove javadoc.io doc links
2023-10-22 20:12:00 +01:00

504 lines
29 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Sun, 11 Dec 2022 23:47:22 -0800
Subject: [PATCH] Fix inconsistencies in dispense events regarding stack size
The javadocs for BlockDispenseEvent suggest the ItemStack is a single
item which is being dispensed. Before this fix, sometimes it was the whole
stack before a single item had been taken. This fixes that so the stack size
is always 1.
diff --git a/src/main/java/net/minecraft/core/dispenser/AbstractProjectileDispenseBehavior.java b/src/main/java/net/minecraft/core/dispenser/AbstractProjectileDispenseBehavior.java
index e22d71c371952e91b838d10206d3dcdf9dc8716d..155bd3d6d9c7d3cac7fd04de8210301251d1e17a 100644
--- a/src/main/java/net/minecraft/core/dispenser/AbstractProjectileDispenseBehavior.java
+++ b/src/main/java/net/minecraft/core/dispenser/AbstractProjectileDispenseBehavior.java
@@ -27,7 +27,7 @@ public abstract class AbstractProjectileDispenseBehavior extends DefaultDispense
// CraftBukkit start
// iprojectile.shoot((double) enumdirection.getStepX(), (double) ((float) enumdirection.getStepY() + 0.1F), (double) enumdirection.getStepZ(), this.getPower(), this.getUncertainty());
- ItemStack itemstack1 = stack.split(1);
+ ItemStack itemstack1 = stack.copyWithCount(1); // Paper - shrink below and single item in event
org.bukkit.block.Block block = CraftBlock.at(worldserver, pointer.pos());
CraftItemStack craftItem = CraftItemStack.asCraftMirror(itemstack1);
@@ -37,12 +37,13 @@ public abstract class AbstractProjectileDispenseBehavior extends DefaultDispense
}
if (event.isCancelled()) {
- stack.grow(1);
+ // stack.grow(1); // Paper - shrink below
return stack;
}
+ boolean shrink = true; // Paper
if (!event.getItem().equals(craftItem)) {
- stack.grow(1);
+ shrink = false; // Paper - shrink below
// Chain to handler for new item
ItemStack eventStack = CraftItemStack.asNMSCopy(event.getItem());
DispenseItemBehavior idispensebehavior = (DispenseItemBehavior) DispenserBlock.DISPENSER_REGISTRY.get(eventStack.getItem());
@@ -56,7 +57,7 @@ public abstract class AbstractProjectileDispenseBehavior extends DefaultDispense
((Entity) iprojectile).projectileSource = new org.bukkit.craftbukkit.projectiles.CraftBlockProjectileSource(pointer.blockEntity());
// CraftBukkit end
worldserver.addFreshEntity(iprojectile);
- // itemstack.shrink(1); // CraftBukkit - Handled during event processing
+ if (shrink) stack.shrink(1); // Paper - actually handle here
return stack;
}
diff --git a/src/main/java/net/minecraft/core/dispenser/BoatDispenseItemBehavior.java b/src/main/java/net/minecraft/core/dispenser/BoatDispenseItemBehavior.java
index eb3b91a49d7831d7a3cbbee9323723956d3d3e00..80dbeb0a988c749feaaba26ce5ad93c181d88a5d 100644
--- a/src/main/java/net/minecraft/core/dispenser/BoatDispenseItemBehavior.java
+++ b/src/main/java/net/minecraft/core/dispenser/BoatDispenseItemBehavior.java
@@ -57,7 +57,7 @@ public class BoatDispenseItemBehavior extends DefaultDispenseItemBehavior {
// Object object = this.isChestBoat ? new ChestBoat(worldserver, d1, d2 + d4, d3) : new EntityBoat(worldserver, d1, d2 + d4, d3);
// CraftBukkit start
- ItemStack itemstack1 = stack.split(1);
+ ItemStack itemstack1 = stack.copyWithCount(1); // Paper - shrink at end and single item in event
org.bukkit.block.Block block = CraftBlock.at(worldserver, pointer.pos());
CraftItemStack craftItem = CraftItemStack.asCraftMirror(itemstack1);
@@ -67,12 +67,13 @@ public class BoatDispenseItemBehavior extends DefaultDispenseItemBehavior {
}
if (event.isCancelled()) {
- stack.grow(1);
+ // stack.grow(1); // Paper - shrink below
return stack;
}
+ boolean shrink = true; // Paper
if (!event.getItem().equals(craftItem)) {
- stack.grow(1);
+ shrink = false; // Paper - shrink below
// Chain to handler for new item
ItemStack eventStack = CraftItemStack.asNMSCopy(event.getItem());
DispenseItemBehavior idispensebehavior = (DispenseItemBehavior) DispenserBlock.DISPENSER_REGISTRY.get(eventStack.getItem());
@@ -87,8 +88,7 @@ public class BoatDispenseItemBehavior extends DefaultDispenseItemBehavior {
((Boat) object).setVariant(this.type);
((Boat) object).setYRot(enumdirection.toYRot());
- if (!worldserver.addFreshEntity((Entity) object)) stack.grow(1); // CraftBukkit
- // itemstack.shrink(1); // CraftBukkit - handled during event processing
+ if (worldserver.addFreshEntity((Entity) object) && shrink) stack.shrink(1); // Paper - if entity add was successful and supposed to shrink
return stack;
}
diff --git a/src/main/java/net/minecraft/core/dispenser/DispenseItemBehavior.java b/src/main/java/net/minecraft/core/dispenser/DispenseItemBehavior.java
index f9ab6d4f6e7f430d41b79227e74136a3e980f340..c0baec6ae9bd90410f47aa04d7c7704233375d1a 100644
--- a/src/main/java/net/minecraft/core/dispenser/DispenseItemBehavior.java
+++ b/src/main/java/net/minecraft/core/dispenser/DispenseItemBehavior.java
@@ -217,7 +217,7 @@ public interface DispenseItemBehavior {
// CraftBukkit start
ServerLevel worldserver = pointer.level();
- ItemStack itemstack1 = stack.split(1);
+ ItemStack itemstack1 = stack.copyWithCount(1); // Paper - shrink below and single item in event
org.bukkit.block.Block block = CraftBlock.at(worldserver, pointer.pos());
CraftItemStack craftItem = CraftItemStack.asCraftMirror(itemstack1);
@@ -227,12 +227,13 @@ public interface DispenseItemBehavior {
}
if (event.isCancelled()) {
- stack.grow(1);
+ // stack.grow(1); // Paper - shrink below
return stack;
}
+ boolean shrink = true; // Paper
if (!event.getItem().equals(craftItem)) {
- stack.grow(1);
+ shrink = false; // Paper - shrink below
// Chain to handler for new item
ItemStack eventStack = CraftItemStack.asNMSCopy(event.getItem());
DispenseItemBehavior idispensebehavior = (DispenseItemBehavior) DispenserBlock.DISPENSER_REGISTRY.get(eventStack.getItem());
@@ -249,7 +250,7 @@ public interface DispenseItemBehavior {
return ItemStack.EMPTY;
}
- // itemstack.shrink(1); // Handled during event processing
+ if (shrink) stack.shrink(1); // Paper - actually handle here
// CraftBukkit end
pointer.level().gameEvent((Entity) null, GameEvent.ENTITY_PLACE, pointer.pos());
return stack;
@@ -271,7 +272,7 @@ public interface DispenseItemBehavior {
ServerLevel worldserver = pointer.level();
// CraftBukkit start
- ItemStack itemstack1 = stack.split(1);
+ ItemStack itemstack1 = stack.copyWithCount(1); // Paper - shrink below and single item in event
org.bukkit.block.Block block = CraftBlock.at(worldserver, pointer.pos());
CraftItemStack craftItem = CraftItemStack.asCraftMirror(itemstack1);
@@ -281,12 +282,13 @@ public interface DispenseItemBehavior {
}
if (event.isCancelled()) {
- stack.grow(1);
+ // stack.grow(1); // Paper - shrink below
return stack;
}
+ boolean shrink = true; // Paper
if (!event.getItem().equals(craftItem)) {
- stack.grow(1);
+ shrink = false; // Paper - shrink below
// Chain to handler for new item
ItemStack eventStack = CraftItemStack.asNMSCopy(event.getItem());
DispenseItemBehavior idispensebehavior = (DispenseItemBehavior) DispenserBlock.DISPENSER_REGISTRY.get(eventStack.getItem());
@@ -303,7 +305,7 @@ public interface DispenseItemBehavior {
ArmorStand entityarmorstand = (ArmorStand) EntityType.ARMOR_STAND.spawn(worldserver, stack.getTag(), consumer, blockposition, MobSpawnType.DISPENSER, false, false);
if (entityarmorstand != null) {
- // itemstack.shrink(1); // CraftBukkit - Handled during event processing
+ if (shrink) stack.shrink(1); // Paper - actually handle here
}
return stack;
@@ -325,7 +327,7 @@ public interface DispenseItemBehavior {
if (!list.isEmpty()) {
// CraftBukkit start
- ItemStack itemstack1 = stack.split(1);
+ ItemStack itemstack1 = stack.copyWithCount(1); // Paper - shrink below and single item in event
Level world = pointer.level();
org.bukkit.block.Block block = CraftBlock.at(world, pointer.pos());
CraftItemStack craftItem = CraftItemStack.asCraftMirror(itemstack1);
@@ -336,12 +338,13 @@ public interface DispenseItemBehavior {
}
if (event.isCancelled()) {
- stack.grow(1);
+ // stack.grow(1); // Paper - shrink below
return stack;
}
+ boolean shrink = true; // Paper
if (!event.getItem().equals(craftItem)) {
- stack.grow(1);
+ shrink = false; // Paper - shrink below
// Chain to handler for new item
ItemStack eventStack = CraftItemStack.asNMSCopy(event.getItem());
DispenseItemBehavior idispensebehavior = (DispenseItemBehavior) DispenserBlock.DISPENSER_REGISTRY.get(eventStack.getItem());
@@ -352,7 +355,7 @@ public interface DispenseItemBehavior {
}
// CraftBukkit end
((Saddleable) list.get(0)).equipSaddle(SoundSource.BLOCKS, CraftItemStack.asNMSCopy(event.getItem())); // Paper - Fix saddles losing nbt data - MC-191591
- // itemstack.shrink(1); // CraftBukkit - handled above
+ if (shrink) stack.shrink(1); // Paper - actually handle here
this.setSuccess(true);
return stack;
} else {
@@ -380,7 +383,7 @@ public interface DispenseItemBehavior {
} while (!entityhorseabstract.isArmor(stack) || entityhorseabstract.isWearingArmor() || !entityhorseabstract.isTamed());
// CraftBukkit start
- ItemStack itemstack1 = stack.split(1);
+ ItemStack itemstack1 = stack.copyWithCount(1); // Paper - shrink below and single item in event
Level world = pointer.level();
org.bukkit.block.Block block = CraftBlock.at(world, pointer.pos());
CraftItemStack craftItem = CraftItemStack.asCraftMirror(itemstack1);
@@ -391,12 +394,13 @@ public interface DispenseItemBehavior {
}
if (event.isCancelled()) {
- stack.grow(1);
+ // stack.grow(1); // Paper - shrink below
return stack;
}
+ boolean shrink = true; // Paper
if (!event.getItem().equals(craftItem)) {
- stack.grow(1);
+ shrink = false; // Paper - shrink below
// Chain to handler for new item
ItemStack eventStack = CraftItemStack.asNMSCopy(event.getItem());
DispenseItemBehavior idispensebehavior = (DispenseItemBehavior) DispenserBlock.DISPENSER_REGISTRY.get(eventStack.getItem());
@@ -406,6 +410,7 @@ public interface DispenseItemBehavior {
}
}
+ if (shrink) stack.shrink(1); // Paper - shrink here
entityhorseabstract.getSlot(401).set(CraftItemStack.asNMSCopy(event.getItem()));
// CraftBukkit end
this.setSuccess(true);
@@ -452,7 +457,7 @@ public interface DispenseItemBehavior {
entityhorsechestedabstract = (AbstractChestedHorse) iterator1.next();
// CraftBukkit start
} while (!entityhorsechestedabstract.isTamed());
- ItemStack itemstack1 = stack.split(1);
+ ItemStack itemstack1 = stack.copyWithCount(1); // Paper - shrink below
Level world = pointer.level();
org.bukkit.block.Block block = CraftBlock.at(world, pointer.pos());
CraftItemStack craftItem = CraftItemStack.asCraftMirror(itemstack1);
@@ -463,10 +468,13 @@ public interface DispenseItemBehavior {
}
if (event.isCancelled()) {
+ // stack.grow(1); // Paper - shrink below (this was actually missing and should be here, added it commented out just for less confusion)
return stack;
}
+ boolean shrink = true; // Paper
if (!event.getItem().equals(craftItem)) {
+ shrink = false; // Paper - shrink below (this was actually missing and should be here, added it commented out just for less confusion)
// Chain to handler for new item
ItemStack eventStack = CraftItemStack.asNMSCopy(event.getItem());
DispenseItemBehavior idispensebehavior = (DispenseItemBehavior) DispenserBlock.DISPENSER_REGISTRY.get(eventStack.getItem());
@@ -478,7 +486,7 @@ public interface DispenseItemBehavior {
entityhorsechestedabstract.getSlot(499).set(CraftItemStack.asNMSCopy(event.getItem()));
// CraftBukkit end
- // itemstack.shrink(1); // CraftBukkit - handled above
+ if (shrink) stack.shrink(1); // Paper - actually handle here
this.setSuccess(true);
return stack;
}
@@ -489,7 +497,7 @@ public interface DispenseItemBehavior {
Direction enumdirection = (Direction) pointer.state().getValue(DispenserBlock.FACING);
// CraftBukkit start
ServerLevel worldserver = pointer.level();
- ItemStack itemstack1 = stack.split(1);
+ ItemStack itemstack1 = stack.copyWithCount(1); // Paper - shrink below and single item in event
org.bukkit.block.Block block = CraftBlock.at(worldserver, pointer.pos());
CraftItemStack craftItem = CraftItemStack.asCraftMirror(itemstack1);
@@ -499,12 +507,13 @@ public interface DispenseItemBehavior {
}
if (event.isCancelled()) {
- stack.grow(1);
+ // stack.grow(1); // Paper - shrink below
return stack;
}
+ boolean shrink = true; // Paper
if (!event.getItem().equals(craftItem)) {
- stack.grow(1);
+ shrink = false; // Paper - shrink below
// Chain to handler for new item
ItemStack eventStack = CraftItemStack.asNMSCopy(event.getItem());
DispenseItemBehavior idispensebehavior = (DispenseItemBehavior) DispenserBlock.DISPENSER_REGISTRY.get(eventStack.getItem());
@@ -521,7 +530,7 @@ public interface DispenseItemBehavior {
entityfireworks.shoot((double) enumdirection.getStepX(), (double) enumdirection.getStepY(), (double) enumdirection.getStepZ(), 0.5F, 1.0F);
pointer.level().addFreshEntity(entityfireworks);
- // itemstack.shrink(1); // Handled during event processing
+ if (shrink) stack.shrink(1); // Paper - actually handle here
// CraftBukkit end
return stack;
}
@@ -546,7 +555,7 @@ public interface DispenseItemBehavior {
double d5 = randomsource.triangle((double) enumdirection.getStepZ(), 0.11485000000000001D);
// CraftBukkit start
- ItemStack itemstack1 = stack.split(1);
+ ItemStack itemstack1 = stack.copyWithCount(1); // Paper - shrink below and single item in event
org.bukkit.block.Block block = CraftBlock.at(worldserver, pointer.pos());
CraftItemStack craftItem = CraftItemStack.asCraftMirror(itemstack1);
@@ -556,12 +565,13 @@ public interface DispenseItemBehavior {
}
if (event.isCancelled()) {
- stack.grow(1);
+ // stack.grow(1); // Paper - shrink at end
return stack;
}
+ boolean shrink = true; // Paper
if (!event.getItem().equals(craftItem)) {
- stack.grow(1);
+ shrink = false; // Paper - shrink at end
// Chain to handler for new item
ItemStack eventStack = CraftItemStack.asNMSCopy(event.getItem());
DispenseItemBehavior idispensebehavior = (DispenseItemBehavior) DispenserBlock.DISPENSER_REGISTRY.get(eventStack.getItem());
@@ -576,7 +586,7 @@ public interface DispenseItemBehavior {
entitysmallfireball.projectileSource = new org.bukkit.craftbukkit.projectiles.CraftBlockProjectileSource(pointer.blockEntity());
worldserver.addFreshEntity(entitysmallfireball);
- // itemstack.shrink(1); // Handled during event processing
+ if (shrink) stack.shrink(1); // Paper - actually handle here
// CraftBukkit end
return stack;
}
@@ -620,7 +630,7 @@ public interface DispenseItemBehavior {
BlockState iblockdata = worldserver.getBlockState(blockposition);
if (iblockdata.isAir() || iblockdata.canBeReplaced() || (dispensiblecontaineritem instanceof BucketItem && iblockdata.getBlock() instanceof LiquidBlockContainer && ((LiquidBlockContainer) iblockdata.getBlock()).canPlaceLiquid((Player) null, worldserver, blockposition, iblockdata, ((BucketItem) dispensiblecontaineritem).content))) {
org.bukkit.block.Block block = CraftBlock.at(worldserver, pointer.pos());
- CraftItemStack craftItem = CraftItemStack.asCraftMirror(stack);
+ CraftItemStack craftItem = CraftItemStack.asCraftMirror(stack.copyWithCount(1)); // Paper - single item in event
BlockDispenseEvent event = new BlockDispenseEvent(block, craftItem.clone(), new org.bukkit.util.Vector(x, y, z));
if (!DispenserBlock.eventFired) {
@@ -694,7 +704,7 @@ public interface DispenseItemBehavior {
// CraftBukkit start
org.bukkit.block.Block bukkitBlock = CraftBlock.at(worldserver, pointer.pos());
- CraftItemStack craftItem = CraftItemStack.asCraftMirror(stack);
+ CraftItemStack craftItem = CraftItemStack.asCraftMirror(stack.copyWithCount(1)); // Paper - single item in event
BlockDispenseEvent event = new BlockDispenseEvent(bukkitBlock, craftItem.clone(), new org.bukkit.util.Vector(blockposition.getX(), blockposition.getY(), blockposition.getZ()));
if (!DispenserBlock.eventFired) {
@@ -802,7 +812,7 @@ public interface DispenseItemBehavior {
BlockPos blockposition = pointer.pos().relative((Direction) pointer.state().getValue(DispenserBlock.FACING));
// CraftBukkit start
org.bukkit.block.Block block = CraftBlock.at(worldserver, pointer.pos());
- CraftItemStack craftItem = CraftItemStack.asCraftMirror(stack);
+ CraftItemStack craftItem = CraftItemStack.asCraftMirror(stack.copyWithCount(1)); // Paper - single item in event
BlockDispenseEvent event = new BlockDispenseEvent(block, craftItem.clone(), new org.bukkit.util.Vector(0, 0, 0));
if (!DispenserBlock.eventFired) {
@@ -868,7 +878,7 @@ public interface DispenseItemBehavior {
// CraftBukkit start
// EntityTNTPrimed entitytntprimed = new EntityTNTPrimed(worldserver, (double) blockposition.getX() + 0.5D, (double) blockposition.getY(), (double) blockposition.getZ() + 0.5D, (EntityLiving) null);
- ItemStack itemstack1 = stack.split(1);
+ ItemStack itemstack1 = stack.copyWithCount(1); // Paper - shrink at end and single item in event
org.bukkit.block.Block block = CraftBlock.at(worldserver, pointer.pos());
CraftItemStack craftItem = CraftItemStack.asCraftMirror(itemstack1);
@@ -878,12 +888,13 @@ public interface DispenseItemBehavior {
}
if (event.isCancelled()) {
- stack.grow(1);
+ // stack.grow(1); // Paper - shrink below
return stack;
}
+ boolean shrink = true; // Paper
if (!event.getItem().equals(craftItem)) {
- stack.grow(1);
+ shrink = false; // Paper - shrink below
// Chain to handler for new item
ItemStack eventStack = CraftItemStack.asNMSCopy(event.getItem());
DispenseItemBehavior idispensebehavior = (DispenseItemBehavior) DispenserBlock.DISPENSER_REGISTRY.get(eventStack.getItem());
@@ -899,7 +910,7 @@ public interface DispenseItemBehavior {
worldserver.addFreshEntity(entitytntprimed);
worldserver.playSound((Player) null, entitytntprimed.getX(), entitytntprimed.getY(), entitytntprimed.getZ(), SoundEvents.TNT_PRIMED, SoundSource.BLOCKS, 1.0F, 1.0F);
worldserver.gameEvent((Entity) null, GameEvent.ENTITY_PLACE, blockposition);
- // itemstack.shrink(1); // CraftBukkit - handled above
+ if (shrink) stack.shrink(1); // Paper - actually handle here
return stack;
}
});
@@ -926,7 +937,7 @@ public interface DispenseItemBehavior {
// CraftBukkit start
org.bukkit.block.Block bukkitBlock = CraftBlock.at(worldserver, pointer.pos());
- CraftItemStack craftItem = CraftItemStack.asCraftMirror(stack);
+ CraftItemStack craftItem = CraftItemStack.asCraftMirror(stack.copyWithCount(1)); // Paper - single item in event
BlockDispenseEvent event = new BlockDispenseEvent(bukkitBlock, craftItem.clone(), new org.bukkit.util.Vector(blockposition.getX(), blockposition.getY(), blockposition.getZ()));
if (!DispenserBlock.eventFired) {
@@ -975,7 +986,7 @@ public interface DispenseItemBehavior {
// CraftBukkit start
org.bukkit.block.Block bukkitBlock = CraftBlock.at(worldserver, pointer.pos());
- CraftItemStack craftItem = CraftItemStack.asCraftMirror(stack);
+ CraftItemStack craftItem = CraftItemStack.asCraftMirror(stack.copyWithCount(1)); // Paper - single item in event
BlockDispenseEvent event = new BlockDispenseEvent(bukkitBlock, craftItem.clone(), new org.bukkit.util.Vector(blockposition.getX(), blockposition.getY(), blockposition.getZ()));
if (!DispenserBlock.eventFired) {
@@ -1048,7 +1059,7 @@ public interface DispenseItemBehavior {
// CraftBukkit start
org.bukkit.block.Block bukkitBlock = CraftBlock.at(worldserver, pointer.pos());
- CraftItemStack craftItem = CraftItemStack.asCraftMirror(stack);
+ CraftItemStack craftItem = CraftItemStack.asCraftMirror(stack.copyWithCount(1)); // Paper - only single item in event
BlockDispenseEvent event = new BlockDispenseEvent(bukkitBlock, craftItem.clone(), new org.bukkit.util.Vector(blockposition.getX(), blockposition.getY(), blockposition.getZ()));
if (!DispenserBlock.eventFired) {
diff --git a/src/main/java/net/minecraft/core/dispenser/ShulkerBoxDispenseBehavior.java b/src/main/java/net/minecraft/core/dispenser/ShulkerBoxDispenseBehavior.java
index f84987c36a16df19286d6f1badfb1ffb9cc7e770..6f2adf2334e35e8a617a4ced0c1af2abf32bbd8d 100644
--- a/src/main/java/net/minecraft/core/dispenser/ShulkerBoxDispenseBehavior.java
+++ b/src/main/java/net/minecraft/core/dispenser/ShulkerBoxDispenseBehavior.java
@@ -34,7 +34,7 @@ public class ShulkerBoxDispenseBehavior extends OptionalDispenseItemBehavior {
// CraftBukkit start
org.bukkit.block.Block bukkitBlock = CraftBlock.at(pointer.level(), pointer.pos());
- CraftItemStack craftItem = CraftItemStack.asCraftMirror(stack);
+ CraftItemStack craftItem = CraftItemStack.asCraftMirror(stack.copyWithCount(1)); // Paper - single item in event
BlockDispenseEvent event = new BlockDispenseEvent(bukkitBlock, craftItem.clone(), new org.bukkit.util.Vector(blockposition.getX(), blockposition.getY(), blockposition.getZ()));
if (!DispenserBlock.eventFired) {
diff --git a/src/main/java/net/minecraft/world/item/ArmorItem.java b/src/main/java/net/minecraft/world/item/ArmorItem.java
index a745dc02ae25bcf10cee954b6e53f8b106fd045d..42d87800a328f71c5127ce5599ca4c71cc9bb1cd 100644
--- a/src/main/java/net/minecraft/world/item/ArmorItem.java
+++ b/src/main/java/net/minecraft/world/item/ArmorItem.java
@@ -62,7 +62,7 @@ public class ArmorItem extends Item implements Equipable {
} else {
LivingEntity entityliving = (LivingEntity) list.get(0);
EquipmentSlot enumitemslot = Mob.getEquipmentSlotForItem(armor);
- ItemStack itemstack1 = armor.split(1);
+ ItemStack itemstack1 = armor.copyWithCount(1); // Paper - shrink below and single item in event
// CraftBukkit start
Level world = pointer.level();
org.bukkit.block.Block block = CraftBlock.at(world, pointer.pos());
@@ -74,12 +74,13 @@ public class ArmorItem extends Item implements Equipable {
}
if (event.isCancelled()) {
- armor.grow(1);
+ // armor.grow(1); // Paper - shrink below
return false;
}
+ boolean shrink = true; // Paper
if (!event.getItem().equals(craftItem)) {
- armor.grow(1);
+ shrink = false; // Paper - shrink below
// Chain to handler for new item
ItemStack eventStack = CraftItemStack.asNMSCopy(event.getItem());
DispenseItemBehavior idispensebehavior = (DispenseItemBehavior) DispenserBlock.DISPENSER_REGISTRY.get(eventStack.getItem());
@@ -96,6 +97,7 @@ public class ArmorItem extends Item implements Equipable {
((Mob) entityliving).setPersistenceRequired();
}
+ if (shrink) armor.shrink(1); // Paper
return true;
}
}
diff --git a/src/main/java/net/minecraft/world/item/MinecartItem.java b/src/main/java/net/minecraft/world/item/MinecartItem.java
index 496900fc805e7e3f6206777c9c9b0260839dd9b0..a33395dc5a94d89b5ab273c7832813b6ff9ea3b7 100644
--- a/src/main/java/net/minecraft/world/item/MinecartItem.java
+++ b/src/main/java/net/minecraft/world/item/MinecartItem.java
@@ -64,7 +64,7 @@ public class MinecartItem extends Item {
// CraftBukkit start
// EntityMinecartAbstract entityminecartabstract = EntityMinecartAbstract.createMinecart(worldserver, d0, d1 + d3, d2, ((ItemMinecart) itemstack.getItem()).type);
- ItemStack itemstack1 = stack.split(1);
+ ItemStack itemstack1 = stack.copyWithCount(1); // Paper - shrink below and single item in event
org.bukkit.block.Block block2 = CraftBlock.at(worldserver, pointer.pos());
CraftItemStack craftItem = CraftItemStack.asCraftMirror(itemstack1);
@@ -74,12 +74,13 @@ public class MinecartItem extends Item {
}
if (event.isCancelled()) {
- stack.grow(1);
+ // stack.grow(1); // Paper - shrink below
return stack;
}
+ boolean shrink = true; // Paper
if (!event.getItem().equals(craftItem)) {
- stack.grow(1);
+ shrink = false; // Paper - shrink below
// Chain to handler for new item
ItemStack eventStack = CraftItemStack.asNMSCopy(event.getItem());
DispenseItemBehavior idispensebehavior = (DispenseItemBehavior) DispenserBlock.DISPENSER_REGISTRY.get(eventStack.getItem());
@@ -96,8 +97,7 @@ public class MinecartItem extends Item {
entityminecartabstract.setCustomName(stack.getHoverName());
}
- if (!worldserver.addFreshEntity(entityminecartabstract)) stack.grow(1);
- // itemstack.shrink(1); // CraftBukkit - handled during event processing
+ if (worldserver.addFreshEntity(entityminecartabstract) && shrink) stack.shrink(1); // Paper - actually handle here
// CraftBukkit end
return stack;
}