From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: TheViperShow <29604693+TheViperShow@users.noreply.github.com>
Date: Wed, 22 Apr 2020 09:40:38 +0200
Subject: [PATCH] Implemented BlockFailedDispenseEvent


diff --git a/src/main/java/net/minecraft/world/level/block/DispenserBlock.java b/src/main/java/net/minecraft/world/level/block/DispenserBlock.java
index e66ed3fcfcbabf4b466c1f7988d337b3b7bcd85d..5cf5b451fecb1ff04d0c4aca1fb0b702c7f99bdf 100644
--- a/src/main/java/net/minecraft/world/level/block/DispenserBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/DispenserBlock.java
@@ -89,8 +89,10 @@ public class DispenserBlock extends BaseEntityBlock {
             int i = tileentitydispenser.getRandomSlot(world.random);
 
             if (i < 0) {
+                if (org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockFailedDispenseEvent(world, pos)) { // Paper - BlockFailedDispenseEvent is called here
                 world.levelEvent(1001, pos, 0);
                 world.gameEvent(GameEvent.BLOCK_ACTIVATE, pos, GameEvent.Context.of(tileentitydispenser.getBlockState()));
+                } // Paper
             } else {
                 ItemStack itemstack = tileentitydispenser.getItem(i);
                 DispenseItemBehavior idispensebehavior = this.getDispenseMethod(itemstack);
diff --git a/src/main/java/net/minecraft/world/level/block/DropperBlock.java b/src/main/java/net/minecraft/world/level/block/DropperBlock.java
index 7dd0570b2457c612484ab89a8efcedd094c4772c..b1ba2c1da9d7b59a5316574deb8247406b55d28d 100644
--- a/src/main/java/net/minecraft/world/level/block/DropperBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/DropperBlock.java
@@ -52,6 +52,7 @@ public class DropperBlock extends DispenserBlock {
             int i = tileentitydispenser.getRandomSlot(world.random);
 
             if (i < 0) {
+                if (org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockFailedDispenseEvent(world, pos)) // Paper - BlockFailedDispenseEvent is called here
                 world.levelEvent(1001, pos, 0);
             } else {
                 ItemStack itemstack = tileentitydispenser.getItem(i);
diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
index 58ca3b4cbd2626e80f4474753508e8990311771e..bd230fa64b84fa4832e269e72e1ecfc04e6ee617 100644
--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
@@ -1997,4 +1997,12 @@ public class CraftEventFactory {
         Bukkit.getPluginManager().callEvent(event);
         return event;
     }
+
+    // Paper start
+    public static boolean handleBlockFailedDispenseEvent(ServerLevel serverLevel, BlockPos blockposition) {
+        org.bukkit.block.Block block = serverLevel.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
+        io.papermc.paper.event.block.BlockFailedDispenseEvent event = new io.papermc.paper.event.block.BlockFailedDispenseEvent(block);
+        return event.callEvent();
+    }
+    // Paper end
 }