CatServer/patches/net/minecraft/world/storage/loot/LootTable.java.patch

--- ../src-base/minecraft/net/minecraft/world/storage/loot/LootTable.java
+++ ../src-work/minecraft/net/minecraft/world/storage/loot/LootTable.java
@@ -24,11 +24,11 @@
 {
     private static final Logger LOGGER = LogManager.getLogger();
     public static final LootTable EMPTY_LOOT_TABLE = new LootTable(new LootPool[0]);
-    private final LootPool[] pools;
+    private final List<LootPool> pools;
 
     public LootTable(LootPool[] poolsIn)
     {
-        this.pools = poolsIn;
+        this.pools = Lists.newArrayList(poolsIn);
     }
 
     public List<ItemStack> generateLootForPools(Random rand, LootContext context)
@@ -144,6 +144,58 @@
         return list;
     }
 
+    //======================== FORGE START =============================================
+    private boolean isFrozen = false;
+    public void freeze()
+    {
+        this.isFrozen = true;
+        for (LootPool pool : this.pools)
+            pool.freeze();
+    }
+    public boolean isFrozen(){ return this.isFrozen; }
+    private void checkFrozen()
+    {
+        if (this.isFrozen())
+            throw new RuntimeException("Attempted to modify LootTable after being finalized!");
+    }
+
+    public LootPool getPool(String name)
+    {
+        for (LootPool pool : this.pools)
+        {
+            if (name.equals(pool.getName()))
+                return pool;
+        }
+        return null;
+    }
+
+    public LootPool removePool(String name)
+    {
+        checkFrozen();
+        for (LootPool pool : this.pools)
+        {
+            if (name.equals(pool.getName()))
+            {
+                this.pools.remove(pool);
+                return pool;
+            }
+        }
+
+        return null;
+    }
+
+    public void addPool(LootPool pool)
+    {
+        checkFrozen();
+        for (LootPool p : this.pools)
+        {
+            if (p == pool || p.getName().equals(pool.getName()))
+                throw new RuntimeException("Attempted to add a duplicate pool to loot table: " + pool.getName());
+        }
+        this.pools.add(pool);
+    }
+    //======================== FORGE END ===============================================
+
     public static class Serializer implements JsonDeserializer<LootTable>, JsonSerializer<LootTable>
         {
             public LootTable deserialize(JsonElement p_deserialize_1_, Type p_deserialize_2_, JsonDeserializationContext p_deserialize_3_) throws JsonParseException