From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Thu, 10 Apr 2014 23:18:28 -0400
Subject: [PATCH] Spawn Reason API


diff --git a/src/main/java/org/bukkit/RegionAccessor.java b/src/main/java/org/bukkit/RegionAccessor.java
index 8264599a873ed23ec6552d1550a414ec3712487b..3806e420af559ddb26c567523b656c79a635b229 100644
--- a/src/main/java/org/bukkit/RegionAccessor.java
+++ b/src/main/java/org/bukkit/RegionAccessor.java
@@ -11,6 +11,7 @@ import org.bukkit.block.data.BlockData;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.EntityType;
 import org.bukkit.entity.LivingEntity;
+import org.bukkit.event.entity.CreatureSpawnEvent;
 import org.bukkit.util.Consumer;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -312,7 +313,36 @@ public interface RegionAccessor {
      *     {@link Entity} requested cannot be spawned
      */
     @NotNull
-    <T extends Entity> T spawn(@NotNull Location location, @NotNull Class<T> clazz, @Nullable Consumer<T> function) throws IllegalArgumentException;
+    // Paper start
+    public default <T extends Entity> T spawn(@NotNull Location location, @NotNull Class<T> clazz, @Nullable Consumer<T> function) throws IllegalArgumentException {
+        return spawn(location, clazz, CreatureSpawnEvent.SpawnReason.CUSTOM, function);
+    }
+
+    @NotNull
+    public default <T extends Entity> T spawn(@NotNull Location location, @NotNull Class<T> clazz, @NotNull CreatureSpawnEvent.SpawnReason reason) throws IllegalArgumentException {
+        return spawn(location, clazz, reason, null);
+    }
+
+    @NotNull
+    public default <T extends Entity> T spawn(@NotNull Location location, @NotNull Class<T> clazz, @NotNull CreatureSpawnEvent.SpawnReason reason, @Nullable Consumer<T> function) throws IllegalArgumentException {
+        return spawn(location, clazz, function, reason);
+    }
+
+    @NotNull
+    public default <T extends Entity> Entity spawnEntity(@NotNull Location loc, @NotNull EntityType<T> type, @NotNull CreatureSpawnEvent.SpawnReason reason) {
+        com.google.common.base.Preconditions.checkArgument(type.getEntityClass() != null);
+        return spawn(loc, type.getEntityClass(), reason, null);
+    }
+
+    @NotNull
+    public default <T extends Entity> Entity spawnEntity(@NotNull Location loc, @NotNull EntityType<T> type, @NotNull CreatureSpawnEvent.SpawnReason reason, @Nullable Consumer<T> function) {
+        com.google.common.base.Preconditions.checkArgument(type.getEntityClass() != null);
+        return spawn(loc, type.getEntityClass(), reason, function);
+    }
+
+    @NotNull
+    public <T extends Entity> T spawn(@NotNull Location location, @NotNull Class<T> clazz, @Nullable Consumer<T> function, @NotNull CreatureSpawnEvent.SpawnReason reason) throws IllegalArgumentException;
+    // Paper end
 
     /**
      * Creates a new entity at the given {@link Location} with the supplied