Skeleton API Implementations

This contains the basic, empty implementations for some Spigot-API extensions. They are included early in the patching progress so that compilation will still succeed midway despite the APIs only being provided by subsequent patches.

By: md_5 <git@md-5.net>

paper-server/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java

@@ -892,4 +892,15 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity {
         }
         return CraftEntity.perm;
     }
+
+    // Spigot start
+    private final org.bukkit.entity.Entity.Spigot spigot = new org.bukkit.entity.Entity.Spigot()
+    {
+    };
+
+    public org.bukkit.entity.Entity.Spigot spigot()
+    {
+        return this.spigot;
+    }
+    // Spigot end
 }

paper-server/src/main/java/org/bukkit/craftbukkit/entity/CraftLightningStrike.java

@@ -50,4 +50,15 @@ public class CraftLightningStrike extends CraftEntity implements LightningStrike
     public String toString() {
         return "CraftLightningStrike";
     }
+
+    // Spigot start
+    private final LightningStrike.Spigot spigot = new LightningStrike.Spigot() {
+
+    };
+
+    @Override
+    public LightningStrike.Spigot spigot() {
+        return this.spigot;
+    }
+    // Spigot end
 }

paper-server/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java

@@ -2338,4 +2338,15 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
     public boolean isAllowingServerListings() {
         return this.getHandle().allowsListing();
     }
+
+    // Spigot start
+    private final Player.Spigot spigot = new Player.Spigot()
+    {
+    };
+
+    public Player.Spigot spigot()
+    {
+        return this.spigot;
+    }
+    // Spigot end
 }