Bonus code removed.

src/engine/db/handlers/dbNPCHandler.java

@@ -10,10 +10,13 @@
 package engine.db.handlers;
 
 import engine.Enum.ProfitType;
+import engine.gameManager.DbManager;
 import engine.objects.*;
 import org.joda.time.DateTime;
 import org.pmw.tinylog.Logger;
 
+import java.sql.Connection;
+import java.sql.PreparedStatement;
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.util.ArrayList;
@@ -27,57 +30,70 @@ public class dbNPCHandler extends dbHandlerBase {
     }
 
     public NPC ADD_NPC(NPC toAdd, boolean isMob) {
-		prepareCallable("CALL `npc_CREATE`(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?);");
-		setLong(1, toAdd.getParentZoneID());
-		setString(2, toAdd.getName());
-		setInt(3, toAdd.getContractID());
-		setInt(4, toAdd.getGuildUUID());
-		setFloat(5, toAdd.getSpawnX());
-		setFloat(6, toAdd.getSpawnY());
-		setFloat(7, toAdd.getSpawnZ());
-		setInt(8, toAdd.getLevel());
-		setFloat(9, toAdd.getBuyPercent());
-		setFloat(10, toAdd.getSellPercent());
-		if (toAdd.getBuilding() != null) {
-			setInt(11, toAdd.getBuilding().getObjectUUID());
-		} else {
-			setInt(11, 0);
+
+        NPC npc = null;
+
+        try (Connection connection = DbManager.getConnection();
+             PreparedStatement preparedStatement = connection.prepareStatement("CALL `npc_CREATE`(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?);")) {
+
+            preparedStatement.setLong(1, toAdd.getParentZoneID());
+            preparedStatement.setString(2, toAdd.getName());
+            preparedStatement.setInt(3, toAdd.getContractID());
+            preparedStatement.setInt(4, toAdd.getGuildUUID());
+            preparedStatement.setFloat(5, toAdd.getSpawnX());
+            preparedStatement.setFloat(6, toAdd.getSpawnY());
+            preparedStatement.setFloat(7, toAdd.getSpawnZ());
+            preparedStatement.setInt(8, toAdd.getLevel());
+            preparedStatement.setFloat(9, toAdd.getBuyPercent());
+            preparedStatement.setFloat(10, toAdd.getSellPercent());
+
+            if (toAdd.getBuilding() != null)
+                preparedStatement.setInt(11, toAdd.getBuilding().getObjectUUID());
+            else
+                preparedStatement.setInt(11, 0);
+
+            ResultSet rs = preparedStatement.executeQuery();
+
+            int objectUUID = (int) rs.getLong("UID");
+
+            if (objectUUID > 0)
+                npc = GET_NPC(objectUUID);
+
+        } catch (SQLException e) {
+            throw new RuntimeException(e);
         }
 
-		int objectUUID = (int) getUUID();
-		if (objectUUID > 0) {
-			return GET_NPC(objectUUID);
-		}
-		return null;
+        return npc;
     }
 
     public int DELETE_NPC(final NPC npc) {
-		if (npc.isStatic()) {
-			return DELETE_STATIC_NPC(npc);
-		}
+
+        int row_count = 0;
 
         npc.removeFromZone();
-		prepareCallable("DELETE FROM `object` WHERE `UID` = ?");
-		setLong(1, (long) npc.getDBID());
-		return executeUpdate();
-	}
 
-	private int DELETE_STATIC_NPC(final NPC npc) {
-		npc.removeFromZone();
-		prepareCallable("DELETE FROM `_init_npc` WHERE `ID` = ?");
-		setInt(1, npc.getDBID());
-		return executeUpdate();
+        try (Connection connection = DbManager.getConnection();
+             PreparedStatement preparedStatement = connection.prepareStatement("DELETE FROM `object` WHERE `UID` = ?")) {
+
+            preparedStatement.setLong(1, npc.getDBID());
+            row_count = preparedStatement.executeUpdate();
+
+        } catch (SQLException e) {
+            Logger.error(e);
+
+        }
+        return row_count;
     }
 
     public ArrayList<NPC> GET_ALL_NPCS_FOR_ZONE(Zone zone) {
         prepareCallable("SELECT `obj_npc`.*, `object`.`parent` FROM `object` INNER JOIN `obj_npc` ON `obj_npc`.`UID` = `object`.`UID` WHERE `object`.`parent` = ?;");
-		setLong(1, (long) zone.getObjectUUID());
+        setLong(1, zone.getObjectUUID());
         return getLargeObjectList();
     }
 
     public NPC GET_NPC(final int objectUUID) {
         prepareCallable("SELECT `obj_npc`.*, `object`.`parent` FROM `object` INNER JOIN `obj_npc` ON `obj_npc`.`UID` = `object`.`UID` WHERE `object`.`UID` = ?;");
-		setLong(1, (long) objectUUID);
+        setLong(1, objectUUID);
         return (NPC) getObjectSingle(objectUUID);
     }
 
@@ -94,7 +110,7 @@ public class dbNPCHandler extends dbHandlerBase {
 
     public String SET_PROPERTY(final NPC n, String name, Object new_value) {
         prepareCallable("CALL npc_SETPROP(?,?,?)");
-		setLong(1, (long) n.getDBID());
+        setLong(1, n.getDBID());
         setString(2, name);
         setString(3, String.valueOf(new_value));
         return getResult();
@@ -102,7 +118,7 @@ public class dbNPCHandler extends dbHandlerBase {
 
     public String SET_PROPERTY(final NPC n, String name, Object new_value, Object old_value) {
         prepareCallable("CALL npc_GETSETPROP(?,?,?,?)");
-		setLong(1, (long) n.getDBID());
+        setLong(1, n.getDBID());
         setString(2, name);
         setString(3, String.valueOf(new_value));
         setString(4, String.valueOf(old_value));