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refactor: use try-with-resources for Duey db operations

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This commit is contained in:
P0nk
2021-04-04 16:12:46 +02:00
parent 817a518e82
commit 0c267f8eee
2 changed files with 154 additions and 265 deletions
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222
src/main/java/client/processor/npc/DueyProcessor.java
View File

@@ -34,16 +34,6 @@ import client.inventory.manipulator.MapleInventoryManipulator;
import client.inventory.manipulator.MapleKarmaManipulator;
import config.YamlConfig;
import constants.inventory.ItemConstants;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.sql.Timestamp;
import java.util.Calendar;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import net.server.channel.Channel;
import server.DueyPackage;
import server.MapleItemInformationProvider;
@@ -53,8 +43,13 @@ import tools.FilePrinter;
import tools.MaplePacketCreator;
import tools.Pair;
import java.sql.*;
import java.util.Calendar;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
/**
*
* @author RonanLana - synchronization of Duey modules
*/
public class DueyProcessor {
@@ -84,7 +79,7 @@ public class DueyProcessor {
TOCLIENT_RECV_PACKAGE_MSG(0x1B);
final byte code;
private Actions(int code) {
Actions(int code) {
this.code = (byte) code;
}
@@ -94,69 +89,40 @@ public class DueyProcessor {
}
private static Pair<Integer, Integer> getAccountCharacterIdFromCNAME(String name) {
try {
Connection con = DatabaseConnection.getConnection();
PreparedStatement ps = con.prepareStatement("SELECT id,accountid FROM characters WHERE name = ?");
Pair<Integer, Integer> ids = null;
try (Connection con = DatabaseConnection.getConnection();
PreparedStatement ps = con.prepareStatement("SELECT id,accountid FROM characters WHERE name = ?")) {
ps.setString(1, name);
Pair<Integer, Integer> id_ = null;
try (ResultSet rs = ps.executeQuery()) {
if (rs.next()) {
id_ = new Pair<>(rs.getInt("accountid"), rs.getInt("id"));
ids = new Pair<>(rs.getInt("accountid"), rs.getInt("id"));
}
}
ps.close();
con.close();
return id_;
} catch (SQLException e) {
e.printStackTrace();
}
return null;
return ids;
}
private static void showDueyNotification(MapleClient c, MapleCharacter player) {
Connection con = null;
PreparedStatement ps = null;
PreparedStatement pss = null;
ResultSet rs = null;
try {
con = DatabaseConnection.getConnection();
ps = con.prepareStatement("SELECT SenderName, Type FROM dueypackages WHERE ReceiverId = ? AND Checked = 1 ORDER BY Type DESC");
ps.setInt(1, player.getId());
rs = ps.executeQuery();
if (rs.next()) {
try {
Connection con2 = DatabaseConnection.getConnection();
pss = con2.prepareStatement("UPDATE dueypackages SET Checked = 0 where ReceiverId = ?");
pss.setInt(1, player.getId());
pss.executeUpdate();
pss.close();
con2.close();
try (Connection con = DatabaseConnection.getConnection();
PreparedStatement ps = con.prepareStatement("SELECT SenderName, Type FROM dueypackages WHERE ReceiverId = ? AND Checked = 1 ORDER BY Type DESC")) {
c.announce(MaplePacketCreator.sendDueyParcelReceived(rs.getString("SenderName"), rs.getInt("Type") == 1));
} catch (SQLException e) {
e.printStackTrace();
ps.setInt(1, player.getId());
try (ResultSet rs = ps.executeQuery()) {
if (rs.next()) {
try (PreparedStatement ps2 = con.prepareStatement("UPDATE dueypackages SET Checked = 0 where ReceiverId = ?")) {
ps2.setInt(1, player.getId());
ps2.executeUpdate();
c.announce(MaplePacketCreator.sendDueyParcelReceived(rs.getString("SenderName"), rs.getInt("Type") == 1));
}
}
}
} catch (SQLException e) {
e.printStackTrace();
} finally {
try {
if (rs != null) {
rs.close();
}
if (pss != null) {
pss.close();
}
if (ps != null) {
ps.close();
}
if (con != null) {
con.close();
}
} catch (SQLException ex) {
ex.printStackTrace();
}
}
}
@@ -165,17 +131,12 @@ public class DueyProcessor {
}
private static void removePackageFromDB(int packageId) {
try {
Connection con = DatabaseConnection.getConnection();
PreparedStatement ps = con.prepareStatement("DELETE FROM dueypackages WHERE PackageId = ?");
try (Connection con = DatabaseConnection.getConnection();
PreparedStatement ps = con.prepareStatement("DELETE FROM dueypackages WHERE PackageId = ?")) {
ps.setInt(1, packageId);
ps.executeUpdate();
ps.close();
deletePackageFromInventoryDB(con, packageId);
con.close();
} catch (SQLException e) {
e.printStackTrace();
}
@@ -208,21 +169,21 @@ public class DueyProcessor {
private static List<DueyPackage> loadPackages(MapleCharacter chr) {
List<DueyPackage> packages = new LinkedList<>();
try {
Connection con = DatabaseConnection.getConnection();
try (PreparedStatement ps = con.prepareStatement("SELECT * FROM dueypackages dp WHERE ReceiverId = ?")) {
ps.setInt(1, chr.getId());
try (ResultSet rs = ps.executeQuery()) {
while (rs.next()) {
DueyPackage dueypack = getPackageFromDB(rs);
if (dueypack == null) continue;
try (Connection con = DatabaseConnection.getConnection();
PreparedStatement ps = con.prepareStatement("SELECT * FROM dueypackages dp WHERE ReceiverId = ?")) {
ps.setInt(1, chr.getId());
packages.add(dueypack);
try (ResultSet rs = ps.executeQuery()) {
while (rs.next()) {
DueyPackage dueypack = getPackageFromDB(rs);
if (dueypack == null) {
continue;
}
packages.add(dueypack);
}
}
con.close();
} catch (SQLException e) {
e.printStackTrace();
}
@@ -231,50 +192,32 @@ public class DueyProcessor {
}
private static int createPackage(int mesos, String message, String sender, int toCid, boolean quick) {
try {
Connection con = null;
PreparedStatement ps = null;
ResultSet rs = null;
try (Connection con = DatabaseConnection.getConnection();
PreparedStatement ps = con.prepareStatement("INSERT INTO `dueypackages` (ReceiverId, SenderName, Mesos, TimeStamp, Message, Type, Checked) VALUES (?, ?, ?, ?, ?, ?, 1)", Statement.RETURN_GENERATED_KEYS)) {
ps.setInt(1, toCid);
ps.setString(2, sender);
ps.setInt(3, mesos);
ps.setTimestamp(4, new Timestamp(System.currentTimeMillis()));
ps.setString(5, message);
ps.setInt(6, quick ? 1 : 0);
try {
con = DatabaseConnection.getConnection();
ps = con.prepareStatement("INSERT INTO `dueypackages` (ReceiverId, SenderName, Mesos, TimeStamp, Message, Type, Checked) VALUES (?, ?, ?, ?, ?, ?, 1)", Statement.RETURN_GENERATED_KEYS);
ps.setInt(1, toCid);
ps.setString(2, sender);
ps.setInt(3, mesos);
ps.setTimestamp(4, new Timestamp(System.currentTimeMillis()));
ps.setString(5, message);
ps.setInt(6, quick ? 1 : 0);
int updateRows = ps.executeUpdate();
if (updateRows < 1) {
FilePrinter.printError(FilePrinter.INSERT_CHAR, "Error trying to create package [mesos: " + mesos + ", " + sender + ", quick: " + quick + ", to CharacterId: " + toCid + "]");
return -1;
}
int updateRows = ps.executeUpdate();
if (updateRows < 1) {
FilePrinter.printError(FilePrinter.INSERT_CHAR, "Error trying to create package [mesos: " + mesos + ", " + sender + ", quick: " + quick + ", to CharacterId: " + toCid + "]");
return -1;
}
int packageId;
rs = ps.getGeneratedKeys();
final int packageId;
try (ResultSet rs = ps.getGeneratedKeys()) {
if (rs.next()) {
packageId = rs.getInt(1);
} else {
FilePrinter.printError(FilePrinter.INSERT_CHAR, "Failed inserting package [mesos: " + mesos + ", " + sender + ", quick: " + quick + ", to CharacterId: " + toCid + "]");
return -1;
}
return packageId;
} finally {
if (rs != null && !rs.isClosed()) {
rs.close();
}
if (ps != null && !ps.isClosed()) {
ps.close();
}
if (con != null && !con.isClosed()) {
con.close();
}
}
return packageId;
} catch (SQLException sqle) {
sqle.printStackTrace();
}
@@ -283,18 +226,15 @@ public class DueyProcessor {
}
private static boolean insertPackageItem(int packageId, Item item) {
try {
Pair<Item, MapleInventoryType> dueyItem = new Pair<>(item, MapleInventoryType.getByType(item.getItemType()));
Connection con = DatabaseConnection.getConnection();
Pair<Item, MapleInventoryType> dueyItem = new Pair<>(item, MapleInventoryType.getByType(item.getItemType()));
try (Connection con = DatabaseConnection.getConnection()) {
ItemFactory.DUEY.saveItems(Collections.singletonList(dueyItem), packageId, con);
con.close();
return true;
} catch (SQLException sqle) {
sqle.printStackTrace();
return false;
}
return false;
}
private static int addPackageItemFromInventory(int packageId, MapleClient c, byte invTypeId, short itemPos, short amount) {
@@ -407,9 +347,9 @@ public class DueyProcessor {
int channel = c.getWorldServer().find(recipient);
if (channel > -1) {
Channel rcserv = c.getWorldServer().getChannel(channel);
if(rcserv != null) {
if (rcserv != null) {
MapleCharacter rChr = rcserv.getPlayerStorage().getCharacterByName(recipient);
if(rChr != null) {
if (rChr != null) {
rClient = rChr.getClient();
}
}
@@ -440,9 +380,8 @@ public class DueyProcessor {
try {
try {
DueyPackage dp = null;
Connection con = DatabaseConnection.getConnection();
try (PreparedStatement ps = con.prepareStatement("SELECT * FROM dueypackages dp WHERE PackageId = ?")) {
try (Connection con = DatabaseConnection.getConnection();
PreparedStatement ps = con.prepareStatement("SELECT * FROM dueypackages dp WHERE PackageId = ?")) {
ps.setInt(1, packageId);
try (ResultSet rs = ps.executeQuery()) {
@@ -451,7 +390,6 @@ public class DueyProcessor {
}
}
}
con.close();
if (dp == null) {
c.announce(MaplePacketCreator.sendDueyMSG(Actions.TOCLIENT_RECV_UNKNOWN_ERROR.getCode()));
@@ -473,7 +411,7 @@ public class DueyProcessor {
if (!MapleInventoryManipulator.checkSpace(c, dpItem.getItemId(), dpItem.getQuantity(), dpItem.getOwner())) {
int itemid = dpItem.getItemId();
if(MapleItemInformationProvider.getInstance().isPickupRestricted(itemid) && c.getPlayer().getInventory(ItemConstants.getInventoryType(itemid)).findById(itemid) != null) {
if (MapleItemInformationProvider.getInstance().isPickupRestricted(itemid) && c.getPlayer().getInventory(ItemConstants.getInventoryType(itemid)).findById(itemid) != null) {
c.announce(MaplePacketCreator.sendDueyMSG(Actions.TOCLIENT_RECV_RECEIVER_WITH_UNIQUE.getCode()));
} else {
c.announce(MaplePacketCreator.sendDueyMSG(Actions.TOCLIENT_RECV_NO_FREE_SLOTS.getCode()));
@@ -501,7 +439,7 @@ public class DueyProcessor {
if (c.tryacquireClient()) {
try {
long timeNow = System.currentTimeMillis();
if(timeNow - c.getPlayer().getNpcCooldown() < YamlConfig.config.server.BLOCK_NPC_RACE_CONDT) {
if (timeNow - c.getPlayer().getNpcCooldown() < YamlConfig.config.server.BLOCK_NPC_RACE_CONDT) {
c.announce(MaplePacketCreator.enableActions());
return;
}
@@ -526,34 +464,30 @@ public class DueyProcessor {
}
public static void runDueyExpireSchedule() {
try {
Calendar c = Calendar.getInstance();
c.add(Calendar.DATE, -30);
Timestamp ts = new Timestamp(c.getTime().getTime());
Connection con = DatabaseConnection.getConnection();
PreparedStatement ps = con.prepareStatement("SELECT `PackageId` FROM dueypackages WHERE `TimeStamp` < ?");
ps.setTimestamp(1, ts);
Calendar c = Calendar.getInstance();
c.add(Calendar.DATE, -30);
final Timestamp ts = new Timestamp(c.getTime().getTime());
try (Connection con = DatabaseConnection.getConnection()){
List<Integer> toRemove = new LinkedList<>();
try (ResultSet rs = ps.executeQuery()) {
while (rs.next()) {
toRemove.add(rs.getInt("PackageId"));
try (PreparedStatement ps = con.prepareStatement("SELECT `PackageId` FROM dueypackages WHERE `TimeStamp` < ?")) {
ps.setTimestamp(1, ts);
try (ResultSet rs = ps.executeQuery()) {
while (rs.next()) {
toRemove.add(rs.getInt("PackageId"));
}
}
}
ps.close();
for (Integer pid : toRemove) {
removePackageFromDB(pid);
}
ps = con.prepareStatement("DELETE FROM dueypackages WHERE `TimeStamp` < ?");
ps.setTimestamp(1, ts);
ps.executeUpdate();
ps.close();
con.close();
try (PreparedStatement ps = con.prepareStatement("DELETE FROM dueypackages WHERE `TimeStamp` < ?")) {
ps.setTimestamp(1, ts);
ps.executeUpdate();
}
} catch (SQLException e) {
e.printStackTrace();
}

99
src/main/java/net/server/channel/handlers/PlayerLoggedinHandler.java
View File

@@ -21,60 +21,41 @@
*/
package net.server.channel.handlers;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map.Entry;
import client.*;
import client.inventory.*;
import client.keybind.MapleKeyBinding;
import config.YamlConfig;
import constants.game.GameConstants;
import constants.game.ScriptableNPCConstants;
import net.AbstractMaplePacketHandler;
import net.server.PlayerBuffValueHolder;
import net.server.Server;
import net.server.channel.Channel;
import net.server.channel.CharacterIdChannelPair;
import net.server.coordinator.session.MapleSessionCoordinator;
import net.server.coordinator.world.MapleEventRecallCoordinator;
import net.server.guild.MapleAlliance;
import net.server.guild.MapleGuild;
import net.server.world.MaplePartyCharacter;
import net.server.world.PartyOperation;
import net.server.world.World;
import org.apache.mina.core.session.IoSession;
import scripting.event.EventInstanceManager;
import server.life.MobSkill;
import tools.DatabaseConnection;
import tools.FilePrinter;
import tools.MaplePacketCreator;
import tools.Pair;
import tools.data.input.SeekableLittleEndianAccessor;
import client.BuddyList;
import client.BuddylistEntry;
import client.CharacterNameAndId;
import client.MapleCharacter;
import client.MapleClient;
import client.MapleDisease;
import client.MapleFamily;
import client.MapleFamilyEntry;
import client.keybind.MapleKeyBinding;
import client.MapleMount;
import client.SkillFactory;
import client.inventory.Equip;
import client.inventory.Item;
import client.inventory.MapleInventory;
import client.inventory.MapleInventoryType;
import client.inventory.MaplePet;
import constants.game.GameConstants;
import constants.game.ScriptableNPCConstants;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import net.server.coordinator.world.MapleEventRecallCoordinator;
import net.server.coordinator.session.MapleSessionCoordinator;
import org.apache.mina.core.session.IoSession;
import server.life.MobSkill;
import scripting.event.EventInstanceManager;
import tools.packets.Wedding;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.*;
import java.util.Map.Entry;
public final class PlayerLoggedinHandler extends AbstractMaplePacketHandler {
private static Set<Integer> attemptingLoginAccounts = new HashSet<>();
@@ -443,48 +424,22 @@ public final class PlayerLoggedinHandler extends AbstractMaplePacketHandler {
}
private static void showDueyNotification(MapleClient c, MapleCharacter player) {
Connection con = null;
PreparedStatement ps = null;
PreparedStatement pss = null;
ResultSet rs = null;
try {
con = DatabaseConnection.getConnection();
ps = con.prepareStatement("SELECT Type FROM dueypackages WHERE ReceiverId = ? AND Checked = 1 ORDER BY Type DESC");
try (Connection con = DatabaseConnection.getConnection();
PreparedStatement ps = con.prepareStatement("SELECT Type FROM dueypackages WHERE ReceiverId = ? AND Checked = 1 ORDER BY Type DESC")) {
ps.setInt(1, player.getId());
rs = ps.executeQuery();
if (rs.next()) {
try {
Connection con2 = DatabaseConnection.getConnection();
pss = con2.prepareStatement("UPDATE dueypackages SET Checked = 0 WHERE ReceiverId = ?");
pss.setInt(1, player.getId());
pss.executeUpdate();
pss.close();
con2.close();
c.announce(MaplePacketCreator.sendDueyParcelNotification(rs.getInt("Type") == 1));
} catch (SQLException e) {
e.printStackTrace();
try (ResultSet rs = ps.executeQuery()) {
if (rs.next()) {
try (PreparedStatement ps2 = con.prepareStatement("UPDATE dueypackages SET Checked = 0 WHERE ReceiverId = ?")){
ps2.setInt(1, player.getId());
ps2.executeUpdate();
c.announce(MaplePacketCreator.sendDueyParcelNotification(rs.getInt("Type") == 1));
}
}
}
} catch (SQLException e) {
e.printStackTrace();
} finally {
try {
if (rs != null) {
rs.close();
}
if (pss != null) {
pss.close();
}
if (ps != null) {
ps.close();
}
if (con != null) {
con.close();
}
} catch (SQLException ex) {
ex.printStackTrace();
}
}
}