Eggs no longer spawn chickens. :D

src/main/java/com/gmail/nossr50/listeners/mcEntityListener.java

@@ -1,5 +1,6 @@
 package com.gmail.nossr50.listeners;
 
+import org.bukkit.Location;
 import org.bukkit.Material;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.EntityType;
@@ -164,13 +165,24 @@ public class mcEntityListener implements Listener {
      *
      * @param event The event to monitor
      */
-    @EventHandler (priority = EventPriority.MONITOR)
+    @EventHandler (priority = EventPriority.LOW)
     public void onCreatureSpawn(CreatureSpawnEvent event) {
         SpawnReason reason = event.getSpawnReason();
 
         if ((reason.equals(SpawnReason.SPAWNER) || reason.equals(SpawnReason.SPAWNER_EGG)) && !LoadProperties.xpGainsMobSpawners) {
             event.getEntity().setMetadata("mcmmoFromMobSpawner", new FixedMetadataValue(plugin, true));
         }
+        else if (event.getSpawnReason().equals(SpawnReason.EGG)) {
+            Location eLoc = event.getLocation();
+
+            for (Entity projectile : plugin.projectileTracker) {
+                Location pLoc = projectile.getLocation();
+
+                if (pLoc.getX() == eLoc.getX() && pLoc.getY() == eLoc.getY() && pLoc.getZ() == eLoc.getZ()) {
+                        event.setCancelled(true);
+                }
+            }
+        }
     }
 
     /**
@@ -320,25 +332,13 @@ public class mcEntityListener implements Listener {
     /**
      * Monitor ProjectileHit events.
      *
-     * @param event The event to monitor
+     * @param event The event to watch
      */
+    @EventHandler (priority = EventPriority.MONITOR)
     public void onProjectileHit(ProjectileHitEvent event) {
-        if (!event.getEntity().hasMetadata("mcmmoFiredFromStaff")) {
-            return;
-        }
-
-        switch (event.getEntityType()) {
-        case EGG:
-            break;
-
-        case FIREBALL:
-            break;
-
-        case SNOWBALL:
-            break;
-
-        default:
-            break;
+        Entity projectile = event.getEntity();
+        if (plugin.projectileTracker.contains(projectile)) {
+            plugin.projectileTracker.remove(projectile);
         }
     }
 }

src/main/java/com/gmail/nossr50/mcMMO.java

@@ -23,6 +23,7 @@ import java.io.FileWriter;
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.HashMap;
+import java.util.HashSet;
 
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
@@ -48,8 +49,11 @@ public class mcMMO extends JavaPlugin {
 
     //Alias - Command
     public HashMap<String, String> aliasMap = new HashMap<String, String>();
+
+    //Various trackers
     public HashMap<Entity, Integer> arrowTracker = new HashMap<Entity, Integer>();
     public HashMap<Integer, Player> tntTracker = new HashMap<Integer, Player>();
+    public HashSet<Entity> projectileTracker = new HashSet<Entity>();
 
     public static Database database = null;
 

src/main/java/com/gmail/nossr50/skills/Staves.java

@@ -59,7 +59,7 @@ public class Staves {
      * @param plugin mcMMO plugin instance
      */
     public static void altFire(Material type, Player attacker, mcMMO plugin) {
-        Projectile projectile = null;
+        Projectile projectile;
 
         switch (type) {
         case BLAZE_ROD:
@@ -75,9 +75,10 @@ public class Staves {
             break;
 
         default:
-            break;
+            return;
         }
 
+        plugin.projectileTracker.add(projectile);
         projectile.setMetadata("mcmmoFiredFromStaff", new FixedMetadataValue(plugin, true));
     }
 
@@ -119,6 +120,7 @@ public class Staves {
             duration = (TICKS_PER_SECOND * MAX_SPEED_DURATION_SECONDS);
         }
 
+        shooter.setLevel(shooter.getLevel() - 2);
         target.addPotionEffect(new PotionEffect(type, duration, amplifier));
 
         if (type.equals(PotionEffectType.SLOW)) {