Update to bool return handling.

src/engine/db/handlers/dbAccountHandler.java

@@ -89,7 +89,6 @@ public class dbAccountHandler extends dbHandlerBase {
 		} catch (SQLException e) {
 			Logger.error(e);
 		}
-
 	}
 
 	public ArrayList<String> GET_TRASH_LIST() {
@@ -107,7 +106,6 @@ public class dbAccountHandler extends dbHandlerBase {
 		} catch (SQLException e) {
 			Logger.error(e);
 		}
-
 		return machineList;
 	}
 
@@ -122,7 +120,6 @@ public class dbAccountHandler extends dbHandlerBase {
 		} catch (SQLException e) {
 			Logger.error(e);
 		}
-
 	}
 
 	public ArrayList<PlayerCharacter> GET_ALL_CHARS_FOR_MACHINE(String machineID) {
@@ -155,7 +152,6 @@ public class dbAccountHandler extends dbHandlerBase {
 		} catch (SQLException e) {
 			Logger.error(e);
 		}
-
 		return trashList;
 	}
 
@@ -169,7 +165,6 @@ public class dbAccountHandler extends dbHandlerBase {
 		} catch (SQLException e) {
 			Logger.error(e);
 		}
-
 	}
 
 	public void CREATE_SINGLE(String accountName, String password) {
@@ -185,7 +180,6 @@ public class dbAccountHandler extends dbHandlerBase {
 		} catch (SQLException e) {
 			Logger.error(e);
 		}
-
 	}
 
 	public Account GET_ACCOUNT(String uname) {
@@ -238,7 +232,6 @@ public class dbAccountHandler extends dbHandlerBase {
 		} catch (SQLException e) {
 			Logger.error(e);
 		}
-
 	}
 
 	public void updateDatabase(final Account acc) {
@@ -260,7 +253,6 @@ public class dbAccountHandler extends dbHandlerBase {
 		} catch (SQLException e) {
 			Logger.error(e);
 		}
-
 	}
 
 	public void INVALIDATE_LOGIN_CACHE(long accountUID, String objectType) {
@@ -276,7 +268,6 @@ public class dbAccountHandler extends dbHandlerBase {
 		} catch (SQLException e) {
 			Logger.error(e);
 		}
-
 	}
 
 }

src/engine/db/handlers/dbBaneHandler.java

@@ -104,7 +104,7 @@ public class dbBaneHandler extends dbHandlerBase {
             Logger.error(e);
             return false;
         }
-        return true;
 
+        return true;
     }
 }

src/engine/db/handlers/dbBaseClassHandler.java

@@ -87,6 +87,5 @@ public class dbBaseClassHandler extends dbHandlerBase {
 		}
 
 		return baseClasses;
-
 	}
 }

src/engine/db/handlers/dbBuildingHandler.java

@@ -204,12 +204,12 @@ public class dbBuildingHandler extends dbHandlerBase {
             preparedStatement.setLong(1, b.getObjectUUID());
             preparedStatement.execute();
 
+            return true;
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
 
-        return true;
+        return false;
     }
 
     public boolean CHANGE_NAME(Building b, String newName) {
@@ -224,9 +224,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public boolean SET_RESERVE(Building b, int reserveAmount) {
@@ -241,9 +240,9 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
 
+        return false;
     }
 
     //CAS update to rank
@@ -259,9 +258,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public boolean UPDATE_BUILDING_HEALTH(final long buildingID, int NewHealth) {
@@ -276,9 +274,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public boolean UPDATE_BUILDING_ALTITUDE(final long buildingID, float newAltitude) {
@@ -293,9 +290,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public boolean UPDATE_PROTECTIONSTATE(final long buildingUUID, ProtectionState protectionState) {
@@ -310,9 +306,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public boolean UPDATE_DOOR_LOCK(final int buildingUUID, int doorFlags) {
@@ -327,9 +322,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public boolean ADD_TO_FRIENDS_LIST(final long buildingID, final long friendID, final long guildID, final int friendType) {
@@ -346,9 +340,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public boolean REMOVE_FROM_FRIENDS_LIST(final long buildingID, long friendID, long guildID, int friendType) {
@@ -365,9 +358,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public boolean REMOVE_FROM_CONDEMNED_LIST(final long buildingID, long friendID, long guildID, int friendType) {
@@ -384,9 +376,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public void CLEAR_FRIENDS_LIST(final long buildingID) {
@@ -427,9 +418,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public void LOAD_ALL_FRIENDS_FOR_BUILDING(Building building) {
@@ -536,9 +526,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public boolean ADD_TO_PATROL(final long parentUID, final Vector3fImmutable patrolPoint) {
@@ -555,9 +544,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public HashMap<Integer, ArrayList<BuildingRegions>> LOAD_BUILDING_REGIONS() {
@@ -589,7 +577,6 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return null;
         }
 
         Logger.info("read: " + recordsRead + " cached: " + regionList.size());
@@ -702,8 +689,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
+        return false;
     }
 
     public boolean updateReverseKOS(final Building b, boolean reverse) {
@@ -718,9 +705,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public boolean updateActiveCondemn(final Condemned condemn, boolean active) {
@@ -739,9 +725,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public boolean updateBuildingOwner(final Building building, int ownerUUID) {
@@ -757,9 +742,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public boolean updateBuildingUpgradeTime(LocalDateTime upgradeDateTime, Building toUpgrade, int costToUpgrade) {
@@ -781,8 +765,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
+        return false;
     }
 
     public boolean updateMaintDate(Building building) {
@@ -802,8 +786,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
+        return false;
     }
 
     public boolean addTaxes(Building building, TaxType taxType, int amount, boolean enforceKOS) {
@@ -821,9 +805,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
-
+        return false;
     }
 
     public boolean removeTaxes(Building building) {
@@ -842,8 +825,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
+        return false;
     }
 
     public boolean acceptTaxes(Building building) {
@@ -859,8 +842,8 @@ public class dbBuildingHandler extends dbHandlerBase {
 
         } catch (SQLException e) {
             Logger.error(e);
-            return false;
         }
+        return false;
     }
 
 }

src/engine/db/handlers/dbCSSessionHandler.java

@@ -44,9 +44,8 @@ public class dbCSSessionHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 
 	public boolean DELETE_UNUSED_CSSESSION(String secKey) {
@@ -59,9 +58,8 @@ public class dbCSSessionHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 
 	public boolean DELETE_CSSESSION(String secKey) {
@@ -74,9 +72,8 @@ public class dbCSSessionHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 
 	public boolean UPDATE_CSSESSION(String secKey, int charID) {
@@ -91,9 +88,8 @@ public class dbCSSessionHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 
 	public CSSession GET_CSSESSION(String secKey) {

src/engine/db/handlers/dbCharacterRuneHandler.java

@@ -83,9 +83,8 @@ public class dbCharacterRuneHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 
 	public ArrayList<CharacterRune> GET_RUNES_FOR_CHARACTER(final int characterId) {

src/engine/db/handlers/dbCharacterSkillHandler.java

@@ -69,8 +69,8 @@ public class dbCharacterSkillHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public CharacterSkill GET_SKILL(final int objectUUID) {

src/engine/db/handlers/dbContractHandler.java

@@ -139,8 +139,8 @@ public class dbContractHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public boolean updateDatabase(final Contract con) {
@@ -162,8 +162,7 @@ public class dbContractHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 }

src/engine/db/handlers/dbEnchantmentHandler.java

@@ -55,10 +55,10 @@ public class dbEnchantmentHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
+
 	public boolean CLEAR_ENCHANTMENTS(long itemID) {
 
 		try (Connection connection = DbManager.getConnection();
@@ -69,7 +69,7 @@ public class dbEnchantmentHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 }

src/engine/db/handlers/dbGuildHandler.java

@@ -68,9 +68,8 @@ public class dbGuildHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 
 	public boolean REMOVE_FROM_BANISH_LIST(int target, long characterID) {
@@ -85,8 +84,8 @@ public class dbGuildHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public boolean ADD_TO_GUILDHISTORY(int target, PlayerCharacter playerCharacter, DateTime historyDate, GuildHistoryType historyType) {
@@ -108,9 +107,8 @@ public class dbGuildHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 
 	//TODO Need to get this working.
@@ -346,8 +344,8 @@ public class dbGuildHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public boolean SET_GUILD_LEADER(int objectUUID,int guildID) {
@@ -362,9 +360,8 @@ public class dbGuildHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 
 	public boolean IS_NAME_UNIQUE(final String name) {
@@ -382,8 +379,8 @@ public class dbGuildHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+
 		return valid;
 	}
 
@@ -436,8 +433,8 @@ public class dbGuildHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public boolean UPDATE_PARENT(int guildUID, int parentUID) {
@@ -452,9 +449,8 @@ public class dbGuildHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 
 	public int DELETE_GUILD(final Guild guild) {
@@ -485,9 +481,8 @@ public class dbGuildHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 
 	public int UPDATE_GUILD_STATUS_OFFLINE(int target, boolean isInnerCouncil, boolean isRecruiter, boolean isTaxCollector, int guildId) {
@@ -563,8 +558,8 @@ public class dbGuildHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public boolean ADD_TO_ALLIANCE_LIST(final long sourceGuildID, final long targetGuildID, boolean isRecommended, boolean isAlly, String recommender) {
@@ -582,8 +577,8 @@ public class dbGuildHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public boolean REMOVE_FROM_ALLIANCE_LIST(final long sourceGuildID, long targetGuildID) {
@@ -598,8 +593,8 @@ public class dbGuildHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public boolean UPDATE_RECOMMENDED(final long sourceGuildID, long targetGuildID) {

src/engine/db/handlers/dbItemHandler.java

@@ -137,7 +137,6 @@ public class dbItemHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
 		return worked;
 	}
@@ -277,9 +276,8 @@ public class dbItemHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 
 	public boolean ORPHAN_INVENTORY(final HashSet<Item> inventory) {

src/engine/db/handlers/dbMineHandler.java

@@ -80,8 +80,8 @@ public class dbMineHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public boolean CHANGE_RESOURCE(Mine mine, Resource resource) {
@@ -96,8 +96,8 @@ public class dbMineHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public boolean CHANGE_TYPE(Mine mine, MineProduction productionType) {
@@ -112,9 +112,8 @@ public class dbMineHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 
 	public boolean SET_FLAGS(Mine mine, int newFlags) {
@@ -129,8 +128,8 @@ public class dbMineHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 }

src/engine/db/handlers/dbMobBaseHandler.java

@@ -108,8 +108,8 @@ public class dbMobBaseHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public HashMap<Integer, Integer> LOAD_STATIC_POWERS(int mobBaseUUID) {

src/engine/db/handlers/dbPlayerCharacterHandler.java

@@ -95,9 +95,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 
 	public ArrayList<PlayerCharacter> GET_CHARACTERS_FOR_ACCOUNT(final int id) {
@@ -231,9 +230,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
-
+		return false;
 	}
 
 	public boolean SET_DELETED(final PlayerCharacter pc) {
@@ -248,8 +246,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public boolean SET_ACTIVE(final PlayerCharacter pc, boolean status) {
@@ -264,8 +262,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public boolean SET_BIND_BUILDING(final PlayerCharacter pc, int bindBuildingID) {
@@ -280,8 +278,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public boolean SET_ANNIVERSERY(final PlayerCharacter pc, boolean flag) {
@@ -296,8 +294,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 
@@ -313,8 +311,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 	
 	public boolean UPDATE_GUILD(final PlayerCharacter pc, int guildUUID) {
@@ -329,8 +327,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public boolean UPDATE_CHARACTER_STATS(final PlayerCharacter pc) {
@@ -349,8 +347,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public String SET_PROPERTY(final PlayerCharacter playerCharacter, String name, Object new_value) {
@@ -386,8 +384,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 	
 	public boolean SET_INNERCOUNCIL(PlayerCharacter player, boolean isInnerCouncil) {
@@ -402,8 +400,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 	
 	public boolean SET_FULL_MEMBER(PlayerCharacter player, boolean isFullMember) {
@@ -418,8 +416,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 	
 	public boolean SET_TAX_COLLECTOR(PlayerCharacter player, boolean isTaxCollector) {
@@ -434,8 +432,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 	
 	public boolean SET_RECRUITER(PlayerCharacter player, boolean isRecruiter) {
@@ -450,8 +448,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 	
 	public boolean SET_GUILD_TITLE(PlayerCharacter player, int title) {
@@ -466,8 +464,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 
 	public boolean ADD_FRIEND(int source, long friend) {
@@ -482,8 +480,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 	
 	public boolean REMOVE_FRIEND(int source, int friend) {
@@ -498,8 +496,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 	
 	public void LOAD_PLAYER_FRIENDS() {
@@ -534,8 +532,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 	
 	public boolean REMOVE_HERALDY(int source, int characterUID) {
@@ -550,8 +548,8 @@ public class dbPlayerCharacterHandler extends dbHandlerBase {
 
 		} catch (SQLException e) {
 			Logger.error(e);
-			return false;
 		}
+		return false;
 	}
 	
 	public void LOAD_HERALDY() {

src/engine/db/handlers/dbWarehouseHandler.java

@@ -20,6 +20,8 @@ import org.joda.time.DateTime;
 import org.pmw.tinylog.Logger;
 
 import java.net.UnknownHostException;
+import java.sql.Connection;
+import java.sql.PreparedStatement;
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.util.ArrayList;
@@ -100,10 +102,19 @@ public class dbWarehouseHandler extends dbHandlerBase {
 	}
 
 	public boolean updateLocks(final Warehouse wh, long locks) {
-		prepareCallable("UPDATE `obj_warehouse` SET `warehouse_locks`=? WHERE `UID` = ?");
-		setLong(1, locks);
-		setInt(2, wh.getUID());
-		return (executeUpdate() != 0);
+
+		try (Connection connection = DbManager.getConnection();
+			 PreparedStatement preparedStatement = connection.prepareStatement("UPDATE `obj_warehouse` SET `warehouse_locks`=? WHERE `UID` = ?")) {
+
+			preparedStatement.setLong(1, locks);
+			preparedStatement.setInt(2, wh.getUID());
+
+			return (preparedStatement.executeUpdate() > 0);
+
+		} catch (SQLException e) {
+			Logger.error(e);
+		}
+		return false;
 	}
 
 	public boolean updateGold(final Warehouse wh, int amount ) {