Possible database leaks fixed

src/main/java/com/eu/habbo/habbohotel/catalog/CatalogManager.java

@@ -212,8 +212,6 @@ public class CatalogManager
     {
         Emulator.getPluginManager().fireEvent(new EmulatorLoadCatalogManagerEvent());
 
-        try
-        {
         this.loadLimitedNumbers();
         this.loadCatalogPages();
         this.loadCatalogFeaturedPages();
@@ -226,13 +224,8 @@ public class CatalogManager
         this.loadGiftWrappers();
         this.loadCalendarRewards();
     }
-        catch(SQLException e)
-        {
-            Emulator.getLogging().logSQLException(e);
-        }
-    }
 
-    private synchronized void loadLimitedNumbers() throws SQLException
+    private synchronized void loadLimitedNumbers()
     {
         this.limitedNumbers.clear();
 
@@ -270,12 +263,12 @@ public class CatalogManager
     }
 
 
-    private synchronized void loadCatalogPages() throws SQLException
+    private synchronized void loadCatalogPages()
     {
         this.catalogPages.clear();
 
         final THashMap<Integer, CatalogPage> pages = new THashMap<>();
-        pages.put(-1, new CatalogRootLayout(null));
+        pages.put(-1, new CatalogRootLayout());
         try (Connection connection = Emulator.getDatabase().getDataSource().getConnection(); PreparedStatement statement = connection.prepareStatement("SELECT * FROM catalog_pages ORDER BY parent_id, id"))
         {
             try (ResultSet set = statement.executeQuery())
@@ -338,7 +331,7 @@ public class CatalogManager
     }
 
 
-    private synchronized void loadCatalogFeaturedPages() throws SQLException
+    private synchronized void loadCatalogFeaturedPages()
     {
         this.catalogFeaturedPages.clear();
 
@@ -364,7 +357,7 @@ public class CatalogManager
         }
     }
 
-    private synchronized void loadCatalogItems() throws SQLException
+    private synchronized void loadCatalogItems()
     {
         this.clubItems.clear();
         catalogItemAmount = 0;
@@ -431,7 +424,7 @@ public class CatalogManager
         }
     }
 
-    private void loadClubOffers() throws SQLException
+    private void loadClubOffers()
     {
 		this.clubOffers.clear();
 
@@ -446,9 +439,13 @@ public class CatalogManager
 				}
 			}
 		}
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
     }
 
-    private void loadTargetOffers() throws SQLException
+    private void loadTargetOffers()
     {
         synchronized (this.targetOffers)
         {
@@ -465,11 +462,15 @@ public class CatalogManager
                     }
                 }
             }
+            catch (SQLException e)
+            {
+                Emulator.getLogging().logSQLException(e);
+            }
         }
     }
 
 
-    private void loadVouchers() throws SQLException
+    private void loadVouchers()
     {
         synchronized (this.vouchers)
         {
@@ -482,11 +483,15 @@ public class CatalogManager
                     this.vouchers.add(new Voucher(set));
                 }
             }
+            catch (SQLException e)
+            {
+                Emulator.getLogging().logSQLException(e);
+            }
         }
     }
 
 
-    public void loadRecycler() throws SQLException
+    public void loadRecycler()
     {
         synchronized (this.prizes)
         {
@@ -520,7 +525,7 @@ public class CatalogManager
     }
 
 
-    public void loadGiftWrappers() throws SQLException
+    public void loadGiftWrappers()
     {
         synchronized (this.giftWrappers)
         {

src/main/java/com/eu/habbo/habbohotel/catalog/CatalogPage.java

@@ -39,6 +39,10 @@ public abstract class CatalogPage implements Comparable<CatalogPage>, ISerialize
     private final TIntObjectMap<CatalogItem> catalogItems = TCollections.synchronizedMap(new TIntObjectHashMap<>());
     private final ArrayList<Integer> included = new ArrayList<>();
 
+    public CatalogPage()
+    {
+    }
+
     public CatalogPage(ResultSet set) throws SQLException
     {
         if (set == null)

src/main/java/com/eu/habbo/habbohotel/catalog/layouts/CatalogRootLayout.java

@@ -8,6 +8,11 @@ import java.sql.SQLException;
 
 public class CatalogRootLayout extends CatalogPage
 {
+    public CatalogRootLayout()
+    {
+        super();
+    }
+
     public CatalogRootLayout(ResultSet set) throws SQLException
     {
         super(null);

src/main/java/com/eu/habbo/habbohotel/catalog/marketplace/MarketPlace.java

@@ -368,7 +368,7 @@ public class MarketPlace
     }
 
 
-    public static void sendErrorMessage(GameClient client, int baseItemId, int offerId) throws SQLException
+    public static void sendErrorMessage(GameClient client, int baseItemId, int offerId)
     {
         try (Connection connection = Emulator.getDatabase().getDataSource().getConnection(); PreparedStatement statement = connection.prepareStatement("SELECT marketplace_items.*, COUNT( * ) AS count\n" +
                 "FROM marketplace_items\n" +
@@ -394,6 +394,10 @@ public class MarketPlace
                 }
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
     }
 
 
@@ -412,8 +416,7 @@ public class MarketPlace
         }
 
         RequestOffersEvent.cachedResults.clear();
-        try
+
-        {
         client.sendResponse(new RemoveHabboItemComposer(event.item.getGiftAdjustedId()));
         client.sendResponse(new InventoryRefreshComposer());
 
@@ -425,11 +428,6 @@ public class MarketPlace
         item.setUserId(-1);
         item.needsUpdate(true);
         Emulator.getThreading().run(item);
-        }
-        catch (SQLException e)
-        {
-			Emulator.getLogging().logSQLException(e);
-        }
 
         return true;
     }

src/main/java/com/eu/habbo/habbohotel/catalog/marketplace/MarketPlaceOffer.java

@@ -48,7 +48,7 @@ public class MarketPlaceOffer implements Runnable
         }
     }
 
-    public MarketPlaceOffer(HabboItem item, int price, Habbo habbo) throws SQLException
+    public MarketPlaceOffer(HabboItem item, int price, Habbo habbo)
     {
         this.price = price;
         this.baseItem = item.getBaseItem();
@@ -76,6 +76,10 @@ public class MarketPlaceOffer implements Runnable
                 }
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
     }
 
     public int getOfferId()

src/main/java/com/eu/habbo/habbohotel/guilds/forums/ForumThread.java

@@ -349,7 +349,7 @@ public class ForumThread implements Runnable, ISerialize {
         return createdThread;
     }
 
-    public static THashSet<ForumThread> getByGuildId(int guildId) throws SQLException {
+    public static THashSet<ForumThread> getByGuildId(int guildId) {
         THashSet<ForumThread> threads = null;
 
         if(guildThreadsCache.containsKey(guildId)) {
@@ -381,9 +381,9 @@ public class ForumThread implements Runnable, ISerialize {
         ))
         {
             statement.setInt(1, guildId);
-            ResultSet set = statement.executeQuery();
 
-            while(set.next()) {
+            try(ResultSet set = statement.executeQuery()) {
+                while (set.next()) {
                     ForumThread thread = new ForumThread(set);
                     synchronized (threads) {
                         threads.add(thread);
@@ -391,6 +391,7 @@ public class ForumThread implements Runnable, ISerialize {
                     cacheThread(thread);
                 }
             }
+        }
         catch (SQLException e)
         {
             Emulator.getLogging().logSQLException(e);
@@ -425,13 +426,14 @@ public class ForumThread implements Runnable, ISerialize {
         ))
         {
             statement.setInt(1, threadId);
-            ResultSet set = statement.executeQuery();
 
-            while(set.next()) {
+            try(ResultSet set = statement.executeQuery()) {
+                while (set.next()) {
                     foundThread = new ForumThread(set);
                     cacheThread(foundThread);
                 }
             }
+        }
         catch (SQLException e)
         {
             Emulator.getLogging().logSQLException(e);

src/main/java/com/eu/habbo/habbohotel/guilds/forums/ForumThreadComment.java

@@ -57,13 +57,14 @@ public class ForumThreadComment implements Runnable, ISerialize {
         try (Connection connection = Emulator.getDatabase().getDataSource().getConnection(); PreparedStatement statement = connection.prepareStatement("SELECT * FROM `guilds_forums_comments` WHERE `id` = ? LIMIT 1"))
         {
             statement.setInt(1, id);
-            ResultSet set = statement.executeQuery();
 
-            while(set.next()) {
+            try(ResultSet set = statement.executeQuery()) {
+                while (set.next()) {
                     foundComment = new ForumThreadComment(set);
                     cacheComment(foundComment);
                 }
             }
+        }
         catch (SQLException e)
         {
             Emulator.getLogging().logSQLException(e);

src/main/java/com/eu/habbo/habbohotel/modtool/ModToolManager.java

@@ -68,7 +68,7 @@ public class ModToolManager
 		}
     }
 
-    private void loadCategory(Connection connection) throws SQLException
+    private void loadCategory(Connection connection)
     {
         try (Statement statement = connection.createStatement(); ResultSet set = statement.executeQuery("SELECT * FROM support_issue_categories"))
         {
@@ -89,9 +89,13 @@ public class ModToolManager
                 }
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
     }
 
-    private void loadPresets(Connection connection) throws SQLException
+    private void loadPresets(Connection connection)
     {
         synchronized (this.presets)
         {
@@ -102,10 +106,14 @@ public class ModToolManager
                     this.presets.get(set.getString("type")).add(set.getString("preset"));
                 }
             }
+            catch (SQLException e)
+            {
+                Emulator.getLogging().logSQLException(e);
+            }
         }
     }
 
-    private void loadTickets(Connection connection) throws SQLException
+    private void loadTickets(Connection connection)
     {
         synchronized (this.tickets)
         {
@@ -116,10 +124,14 @@ public class ModToolManager
                     this.tickets.put(set.getInt("id"), new ModToolIssue(set));
                 }
             }
+            catch (SQLException e)
+            {
+                Emulator.getLogging().logSQLException(e);
+            }
         }
     }
 
-    private void loadCfhCategories(Connection connection) throws SQLException
+    private void loadCfhCategories(Connection connection)
     {
         try (Statement statement = connection.createStatement(); ResultSet set = statement.executeQuery("SELECT " +
                 "support_cfh_topics.id, " +
@@ -144,6 +156,10 @@ public class ModToolManager
                 this.cfhCategories.get(set.getInt("support_cfh_category_id")).addTopic(new CfhTopic(set, this.getIssuePreset(set.getInt("default_sanction"))));
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
     }
 
     public CfhTopic getCfhTopic(int topicId)

src/main/java/com/eu/habbo/habbohotel/pets/PetManager.java

@@ -106,7 +106,7 @@ public class PetManager
         }
     }
 
-    private void loadRaces(Connection connection) throws SQLException
+    private void loadRaces(Connection connection)
     {
         this.petRaces.clear();
 
@@ -120,9 +120,13 @@ public class PetManager
                 this.petRaces.get(set.getInt("race")).add(new PetRace(set));
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
     }
 
-    private void loadPetData(Connection connection) throws SQLException
+    private void loadPetData(Connection connection)
     {
         try (Statement statement = connection.createStatement(); ResultSet set = statement.executeQuery("SELECT * FROM pet_actions ORDER BY pet_type ASC"))
         {
@@ -131,13 +135,17 @@ public class PetManager
                 this.petData.put(set.getInt("pet_type"), new PetData(set));
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
 
         this.loadPetItems(connection);
 
         this.loadPetVocals(connection);
     }
 
-    private void loadPetItems(Connection connection) throws SQLException
+    private void loadPetItems(Connection connection)
     {
         try (Statement statement = connection.createStatement(); ResultSet set = statement.executeQuery("SELECT * FROM pet_items"))
         {
@@ -169,9 +177,13 @@ public class PetManager
                 }
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
     }
 
-    private void loadPetVocals(Connection connection) throws SQLException
+    private void loadPetVocals(Connection connection)
     {
         try (Statement statement = connection.createStatement(); ResultSet set = statement.executeQuery("SELECT * FROM pet_vocals"))
         {
@@ -206,9 +218,13 @@ public class PetManager
                 }
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
     }
 
-    private void loadPetCommands(Connection connection) throws SQLException
+    private void loadPetCommands(Connection connection)
     {
         THashMap<Integer, PetCommand> commandsList = new THashMap<>();
         try (Statement statement = connection.createStatement(); ResultSet set = statement.executeQuery("SELECT * FROM pet_commands_data"))
@@ -218,6 +234,10 @@ public class PetManager
                commandsList.put(set.getInt("command_id"), new PetCommand(set, this.petActions.get(set.getInt("command_id"))));
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
 
         try (Statement statement = connection.createStatement(); ResultSet set = statement.executeQuery("SELECT * FROM pet_commands ORDER BY pet_id ASC"))
         {
@@ -231,9 +251,13 @@ public class PetManager
                 }
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
     }
 
-    private void loadPetBreeding(Connection connection) throws SQLException
+    private void loadPetBreeding(Connection connection)
     {
         try (Statement statement = connection.createStatement(); ResultSet set = statement.executeQuery("SELECT * FROM pet_breeding"))
         {
@@ -242,6 +266,10 @@ public class PetManager
                 this.breedingPetType.put(set.getInt("pet_id"), set.getInt("offspring_id"));
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
 
         try (Statement statement = connection.createStatement(); ResultSet set = statement.executeQuery("SELECT * FROM pet_breeding_races"))
         {
@@ -261,6 +289,10 @@ public class PetManager
                 this.breedingReward.get(reward.petType).get(reward.rarityLevel).add(reward);
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
     }
 
     public THashSet<PetRace> getBreeds(String petName)

src/main/java/com/eu/habbo/habbohotel/rooms/Room.java

@@ -242,17 +242,6 @@ public class Room implements Comparable<Room>, ISerialize, Runnable
 
         this.bannedHabbos = new TIntObjectHashMap<>();
 
-
-
-
-
-
-
-
-
-
-
-
         try (Connection connection = Emulator.getDatabase().getDataSource().getConnection(); PreparedStatement statement = connection.prepareStatement("SELECT * FROM room_promotions WHERE room_id = ? AND end_timestamp > ? LIMIT 1"))
         {
             if(this.promoted)
@@ -273,6 +262,11 @@ public class Room implements Comparable<Room>, ISerialize, Runnable
 
             this.loadBans(connection);
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
+
         this.tradeMode = set.getInt("trade_mode");
         this.moveDiagonally = set.getString("move_diagonally").equals("1");
 
@@ -456,7 +450,7 @@ public class Room implements Comparable<Room>, ISerialize, Runnable
         }
     }
 
-    private synchronized void loadItems(Connection connection) throws SQLException
+    private synchronized void loadItems(Connection connection)
     {
         this.roomItems.clear();
 
@@ -471,9 +465,13 @@ public class Room implements Comparable<Room>, ISerialize, Runnable
                 }
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
     }
 
-    private synchronized void loadWiredData(Connection connection) throws SQLException
+    private synchronized void loadWiredData(Connection connection)
     {
         try (PreparedStatement statement = connection.prepareStatement("SELECT id, wired_data FROM items WHERE room_id = ? AND wired_data<>''"))
         {
@@ -499,13 +497,17 @@ public class Room implements Comparable<Room>, ISerialize, Runnable
                 }
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
         catch (Exception e)
         {
             Emulator.getLogging().logErrorLine(e);
         }
     }
 
-    private synchronized void loadBots(Connection connection) throws SQLException
+    private synchronized void loadBots(Connection connection)
     {
         this.currentBots.clear();
 
@@ -550,7 +552,7 @@ public class Room implements Comparable<Room>, ISerialize, Runnable
         }
     }
 
-    private synchronized void loadPets(Connection connection) throws SQLException
+    private synchronized void loadPets(Connection connection)
     {
         this.currentPets.clear();
 
@@ -591,9 +593,13 @@ public class Room implements Comparable<Room>, ISerialize, Runnable
                 }
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
     }
 
-    private synchronized void loadWordFilter(Connection connection) throws SQLException
+    private synchronized void loadWordFilter(Connection connection)
     {
         this.wordFilterWords.clear();
 
@@ -608,6 +614,10 @@ public class Room implements Comparable<Room>, ISerialize, Runnable
                 }
             }
         }
+        catch (SQLException e)
+        {
+            Emulator.getLogging().logSQLException(e);
+        }
     }
 
     public void updateTile(RoomTile tile)

src/main/java/com/eu/habbo/messages/outgoing/guilds/forums/GuildForumDataComposer.java

@@ -93,7 +93,7 @@ public class GuildForumDataComposer extends MessageComposer {
         return this.response;
     }
 
-    public static void serializeForumData(ServerMessage response, Guild guild, Habbo habbo) throws SQLException {
+    public static void serializeForumData(ServerMessage response, Guild guild, Habbo habbo) {
 
         final THashSet<ForumThread> forumThreads = ForumThread.getByGuildId(guild.getId());
         int lastSeenAt = 0;

src/main/java/com/eu/habbo/messages/outgoing/guilds/forums/GuildForumListComposer.java

@@ -47,11 +47,7 @@ public class GuildForumListComposer extends MessageComposer {
             if(!it.hasNext())
                 break;
 
-            try {
             GuildForumDataComposer.serializeForumData(this.response, it.next(), habbo);
-            } catch (SQLException e) {
-                return new ConnectionErrorComposer(500).compose();
-            }
         }
 
         return this.response;