From 5165b9e6dc457ccdfc8ad8331467135ee59121b2 Mon Sep 17 00:00:00 2001
From: qornwh1 <qornwh1@naver.com>
Date: Sun, 8 Mar 2026 20:47:23 +0900
Subject: [PATCH] =?UTF-8?q?fix=20:=20playerID=20=3D=3D=20hashkey=20?=
 =?UTF-8?q?=ED=86=B5=EC=9D=BC=20/=20long=20=3D>=20int=EB=A1=9C=20=EB=B3=80?=
 =?UTF-8?q?=EA=B2=BD?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../DummyService/DummyClients.cs              |  6 +--
 .../EchoClientTester/Packet/PacketBody.cs     |  4 +-
 .../StressTest/StressTestClient.cs            |  6 +--
 .../StressTest/StressTestService.cs           |  2 +-
 .../MMOserver/Game/Channel/Channel.cs         | 16 +++----
 .../MMOserver/Game/Channel/ChannelManager.cs  | 12 ++---
 MMOTestServer/MMOserver/Game/GameServer.cs    | 44 +++++++++----------
 MMOTestServer/MMOserver/Game/Player.cs        |  2 +-
 MMOTestServer/MMOserver/Packet/PacketBody.cs  |  4 +-
 .../MMOserver/Utils/UuidGenerator.cs          | 14 +++---
 MMOTestServer/ServerLib/Service/ServerBase.cs | 12 ++---
 MMOTestServer/ServerLib/Service/Session.cs    |  4 +-
 12 files changed, 63 insertions(+), 63 deletions(-)

diff --git a/ClientTester/EchoClientTester/DummyService/DummyClients.cs b/ClientTester/EchoClientTester/DummyService/DummyClients.cs
index f9c10ce..f37b2c9 100644
--- a/ClientTester/EchoClientTester/DummyService/DummyClients.cs
+++ b/ClientTester/EchoClientTester/DummyService/DummyClients.cs
@@ -12,7 +12,7 @@ public class DummyClients
     private EventBasedNetListener listener;
     private NetDataWriter? writer;
     public NetPeer? peer;
-    public long clientId; // 일단 이게 hashKey가 됨 => 0 ~ 1000번까지는 더미용응로 뺴둠
+    public int clientId; // 일단 이게 hashKey가 됨 => 0 ~ 1000번까지는 더미용응로 뺴둠
 
     // info
     private Vector3 position = new Vector3();
@@ -50,7 +50,7 @@ public class DummyClients
         get;
     }
 
-    public DummyClients(long clientId, string ip, int port, string key)
+    public DummyClients(int clientId, string ip, int port, string key)
     {
         this.clientId = clientId;
         listener = new EventBasedNetListener();
@@ -139,7 +139,7 @@ public class DummyClients
         UpdateDummy();
         TransformPlayerPacket transformPlayerPacket = new TransformPlayerPacket
         {
-            PlayerId = (int)clientId,
+            PlayerId = clientId,
             RotY = rotY,
             Position = new Packet.Vector3
             {
diff --git a/ClientTester/EchoClientTester/Packet/PacketBody.cs b/ClientTester/EchoClientTester/Packet/PacketBody.cs
index 4ccef36..1cce4cc 100644
--- a/ClientTester/EchoClientTester/Packet/PacketBody.cs
+++ b/ClientTester/EchoClientTester/Packet/PacketBody.cs
@@ -125,7 +125,7 @@ public class PlayerInfo
 public class DummyAccTokenPacket
 {
     [ProtoMember(1)]
-    public long Token
+    public int Token
     {
         get;
         set;
@@ -533,7 +533,7 @@ public enum PartyUpdateType
 public class UpdatePartyPacket
 {
     [ProtoMember(1)]
-    public int PartyId
+    public long PartyId
     {
         get;
         set;
diff --git a/ClientTester/EchoClientTester/StressTest/StressTestClient.cs b/ClientTester/EchoClientTester/StressTest/StressTestClient.cs
index 78a48fa..27b02be 100644
--- a/ClientTester/EchoClientTester/StressTest/StressTestClient.cs
+++ b/ClientTester/EchoClientTester/StressTest/StressTestClient.cs
@@ -18,7 +18,7 @@ public class StressTestClient
     private EventBasedNetListener listener;
     private NetDataWriter? writer;
     public NetPeer? peer;
-    public long clientId;
+    public int clientId;
 
     // 이동
     private Vector3 position = new Vector3();
@@ -47,7 +47,7 @@ public class StressTestClient
     public double AvgRttMs => RttCount > 0 ? TotalRttMs / RttCount : 0;
     public bool IsConnected => peer != null;
 
-    public StressTestClient(long clientId, string ip, int port, string key)
+    public StressTestClient(int clientId, string ip, int port, string key)
     {
         this.clientId = clientId;
         listener = new EventBasedNetListener();
@@ -150,7 +150,7 @@ public class StressTestClient
         // 전송
         TransformPlayerPacket pkt = new TransformPlayerPacket
         {
-            PlayerId = (int)clientId,
+            PlayerId = clientId,
             RotY = rotY,
             Position = new Packet.Vector3 { X = position.X, Y = 0, Z = position.Z }
         };
diff --git a/ClientTester/EchoClientTester/StressTest/StressTestService.cs b/ClientTester/EchoClientTester/StressTest/StressTestService.cs
index 9002b99..d8498a2 100644
--- a/ClientTester/EchoClientTester/StressTest/StressTestService.cs
+++ b/ClientTester/EchoClientTester/StressTest/StressTestService.cs
@@ -107,7 +107,7 @@ public class StressTestService
 
             for (int i = 0; i < batch; i++)
             {
-                long id = created + 1; // 1-based (더미 범위)
+                int id = created + 1; // 1-based (더미 범위)
                 StressTestClient client = new StressTestClient(id, ip, port, key);
                 lock (clientsLock)
                 {
diff --git a/MMOTestServer/MMOserver/Game/Channel/Channel.cs b/MMOTestServer/MMOserver/Game/Channel/Channel.cs
index 5325551..944178f 100644
--- a/MMOTestServer/MMOserver/Game/Channel/Channel.cs
+++ b/MMOTestServer/MMOserver/Game/Channel/Channel.cs
@@ -9,10 +9,10 @@ public class Channel
     private Robby robby = new Robby();
 
     // 채널 내 유저 상태 (hashKey → Player)
-    private Dictionary<long, Player> connectUsers = new Dictionary<long, Player>();
+    private Dictionary<int, Player> connectUsers = new Dictionary<int, Player>();
 
     // 채널 내 유저 NetPeer (hashKey → NetPeer) — BroadcastToChannel 교차 조회 제거용
-    private Dictionary<long, NetPeer> connectPeers = new Dictionary<long, NetPeer>();
+    private Dictionary<int, NetPeer> connectPeers = new Dictionary<int, NetPeer>();
 
     public int ChannelId
     {
@@ -37,14 +37,14 @@ public class Channel
         ChannelId = channelId;
     }
 
-    public void AddUser(long userId, Player player, NetPeer peer)
+    public void AddUser(int userId, Player player, NetPeer peer)
     {
         connectUsers[userId] = player;
         connectPeers[userId] = peer;
         UserCount++;
     }
 
-    public void RemoveUser(long userId)
+    public void RemoveUser(int userId)
     {
         connectUsers.Remove(userId);
         connectPeers.Remove(userId);
@@ -52,13 +52,13 @@ public class Channel
     }
 
     // 재연결(WiFi→LTE 등) 시 동일 유저의 peer 교체
-    public void UpdatePeer(long userId, NetPeer peer)
+    public void UpdatePeer(int userId, NetPeer peer)
     {
         connectPeers[userId] = peer;
     }
 
     // 채널 내 모든 유저의 hashKey 반환 (채널 입장 시 기존 플레이어 목록 조회용)
-    public IEnumerable<long> GetConnectUsers()
+    public IEnumerable<int> GetConnectUsers()
     {
         return connectUsers.Keys;
     }
@@ -76,13 +76,13 @@ public class Channel
     }
 
     // 특정 유저의 Player 반환
-    public Player? GetPlayer(long userId)
+    public Player? GetPlayer(int userId)
     {
         connectUsers.TryGetValue(userId, out Player? player);
         return player;
     }
 
-    public int HasUser(long userId)
+    public int HasUser(int userId)
     {
         if (connectUsers.ContainsKey(userId))
         {
diff --git a/MMOTestServer/MMOserver/Game/Channel/ChannelManager.cs b/MMOTestServer/MMOserver/Game/Channel/ChannelManager.cs
index 8d238c8..f2417a7 100644
--- a/MMOTestServer/MMOserver/Game/Channel/ChannelManager.cs
+++ b/MMOTestServer/MMOserver/Game/Channel/ChannelManager.cs
@@ -1,4 +1,4 @@
-using LiteNetLib;
+using LiteNetLib;
 using MMOserver.Utils;
 
 namespace MMOserver.Game.Channel;
@@ -9,7 +9,7 @@ public class ChannelManager : Singleton<ChannelManager>
     private List<Channel> channels = new List<Channel>();
 
     // 채널별 유저 관리 (유저 key, 채널 val)
-    private Dictionary<long, int> connectUsers = new Dictionary<long, int>();
+    private Dictionary<int, int> connectUsers = new Dictionary<int, int>();
 
     public ChannelManager()
     {
@@ -34,7 +34,7 @@ public class ChannelManager : Singleton<ChannelManager>
         return channels;
     }
 
-    public void AddUser(int channelId, long userId, Player player, NetPeer peer)
+    public void AddUser(int channelId, int userId, Player player, NetPeer peer)
     {
         // 유저 추가
         connectUsers.Add(userId, channelId);
@@ -42,7 +42,7 @@ public class ChannelManager : Singleton<ChannelManager>
         channels[channelId].AddUser(userId, player, peer);
     }
 
-    public bool RemoveUser(long userId)
+    public bool RemoveUser(int userId)
     {
         // 채널에 없는 유저면 스킵
         if (!connectUsers.TryGetValue(userId, out int channelId))
@@ -61,7 +61,7 @@ public class ChannelManager : Singleton<ChannelManager>
         return false;
     }
 
-    public int HasUser(long userId)
+    public int HasUser(int userId)
     {
         int channelId = -1;
         if (connectUsers.ContainsKey(userId))
@@ -77,7 +77,7 @@ public class ChannelManager : Singleton<ChannelManager>
         return channelId;
     }
 
-    public Dictionary<long, int> GetConnectUsers()
+    public Dictionary<int, int> GetConnectUsers()
     {
         return connectUsers;
     }
diff --git a/MMOTestServer/MMOserver/Game/GameServer.cs b/MMOTestServer/MMOserver/Game/GameServer.cs
index be8048d..bd30085 100644
--- a/MMOTestServer/MMOserver/Game/GameServer.cs
+++ b/MMOTestServer/MMOserver/Game/GameServer.cs
@@ -13,12 +13,12 @@ namespace MMOserver.Game;
 
 public class GameServer : ServerBase
 {
-    private readonly Dictionary<ushort, Action<NetPeer, long, byte[]>> packetHandlers;
+    private readonly Dictionary<ushort, Action<NetPeer, int, byte[]>> packetHandlers;
     private UuidGenerator userUuidGenerator;
 
     public GameServer(int port, string connectionString) : base(port, connectionString)
     {
-        packetHandlers = new Dictionary<ushort, Action<NetPeer, long, byte[]>>
+        packetHandlers = new Dictionary<ushort, Action<NetPeer, int, byte[]>>
         {
             [(ushort)PacketCode.INTO_CHANNEL] = OnIntoChannel,
             [(ushort)PacketCode.EXIT_CHANNEL] = OnExitChannel,
@@ -51,7 +51,7 @@ public class GameServer : ServerBase
     protected override void HandleAuthDummy(NetPeer peer, byte[] payload)
     {
         DummyAccTokenPacket accTokenPacket = Serializer.Deserialize<DummyAccTokenPacket>(new ReadOnlyMemory<byte>(payload));
-        long hashKey = accTokenPacket.Token;
+        int hashKey = accTokenPacket.Token;
 
         if (sessions.TryGetValue(hashKey, out NetPeer? existing))
         {
@@ -73,8 +73,8 @@ public class GameServer : ServerBase
             Player newPlayer = new Player
             {
                 HashKey = hashKey,
-                PlayerId = (int)(hashKey & 0x7FFFFFFF),
-                Nickname = (hashKey & 0x7FFFFFFF).ToString()
+                PlayerId = hashKey,
+                Nickname = hashKey.ToString()
             };
 
             cm.AddUser(1, hashKey, newPlayer, peer);
@@ -94,7 +94,7 @@ public class GameServer : ServerBase
     {
         AccTokenPacket accTokenPacket = Serializer.Deserialize<AccTokenPacket>(new ReadOnlyMemory<byte>(payload));
         string token = accTokenPacket.Token;
-        tokenHash.TryGetValue(token, out long hashKey);
+        tokenHash.TryGetValue(token, out int hashKey);
         if (hashKey <= 1000)
         {
             hashKey = userUuidGenerator.Create();
@@ -133,7 +133,7 @@ public class GameServer : ServerBase
         OnSessionConnected(peer, hashKey);
     }
 
-    protected override void OnSessionConnected(NetPeer peer, long hashKey)
+    protected override void OnSessionConnected(NetPeer peer, int hashKey)
     {
         Log.Information("[GameServer] 세션 연결 HashKey={Key} PeerId={Id}", hashKey, peer.Id);
 
@@ -154,7 +154,7 @@ public class GameServer : ServerBase
         }
     }
 
-    protected override void OnSessionDisconnected(NetPeer peer, long hashKey, DisconnectInfo info)
+    protected override void OnSessionDisconnected(NetPeer peer, int hashKey, DisconnectInfo info)
     {
         ChannelManager cm = ChannelManager.Instance;
 
@@ -176,9 +176,9 @@ public class GameServer : ServerBase
         userUuidGenerator.Release(hashKey);
     }
 
-    protected override void HandlePacket(NetPeer peer, long hashKey, ushort type, byte[] payload)
+    protected override void HandlePacket(NetPeer peer, int hashKey, ushort type, byte[] payload)
     {
-        if (packetHandlers.TryGetValue(type, out Action<NetPeer, long, byte[]>? handler))
+        if (packetHandlers.TryGetValue(type, out Action<NetPeer, int, byte[]>? handler))
         {
             handler(peer, hashKey, payload);
         }
@@ -192,7 +192,7 @@ public class GameServer : ServerBase
     // 보내는 패킷
     // ============================================================
 
-    private void SendLoadChannelPacket(NetPeer peer, long hashKey)
+    private void SendLoadChannelPacket(NetPeer peer, int hashKey)
     {
         LoadChannelPacket loadChannelPacket = new LoadChannelPacket();
         foreach (Channel.Channel channel in ChannelManager.Instance.GetChannels())
@@ -209,7 +209,7 @@ public class GameServer : ServerBase
     }
 
     // 나간 유저를 같은 채널 유저들에게 알림 (UPDATE_CHANNEL_USER IsAdd=false)
-    private void SendExitChannelPacket(NetPeer peer, long hashKey, int channelId, Player player)
+    private void SendExitChannelPacket(NetPeer peer, int hashKey, int channelId, Player player)
     {
         UpdateChannelUserPacket packet = new UpdateChannelUserPacket
         {
@@ -224,7 +224,7 @@ public class GameServer : ServerBase
     // 채널 입장 시 패킷 전송
     //  - 새 유저에게 : 기존 채널 유저 목록 (INTO_CHANNEL)
     //  - 기존 유저들에게 : 새 유저 입장 알림 (UPDATE_CHANNEL_USER IsAdd=true)
-    private void SendIntoChannelPacket(NetPeer peer, long hashKey)
+    private void SendIntoChannelPacket(NetPeer peer, int hashKey)
     {
         ChannelManager cm = ChannelManager.Instance;
         int channelId = cm.HasUser(hashKey);
@@ -238,7 +238,7 @@ public class GameServer : ServerBase
 
         // 1. 새 유저에게: 자신을 제외한 기존 채널 유저 목록 전송
         IntoChannelPacket response = new IntoChannelPacket { ChannelId = channelId };
-        foreach (long userId in channel.GetConnectUsers())
+        foreach (int userId in channel.GetConnectUsers())
         {
             if (userId == hashKey)
             {
@@ -270,7 +270,7 @@ public class GameServer : ServerBase
 
     // 채널 입장 시 패킷 전송
     //  - 자신 유저에게 : 내 정보 (LOAD_GAME)
-    private void SendLoadGame(NetPeer peer, long hashKey)
+    private void SendLoadGame(NetPeer peer, int hashKey)
     {
         ChannelManager cm = ChannelManager.Instance;
         int channelId = cm.HasUser(hashKey);
@@ -340,7 +340,7 @@ public class GameServer : ServerBase
     // 패킷 핸들러
     // ============================================================
 
-    private void OnIntoChannel(NetPeer peer, long hashKey, byte[] payload)
+    private void OnIntoChannel(NetPeer peer, int hashKey, byte[] payload)
     {
         IntoChannelPacket packet = Serializer.Deserialize<IntoChannelPacket>(new ReadOnlyMemory<byte>(payload));
 
@@ -361,8 +361,8 @@ public class GameServer : ServerBase
         Player newPlayer = new Player
         {
             HashKey = hashKey,
-            PlayerId = (int)(hashKey & 0x7FFFFFFF),
-            Nickname = (hashKey & 0x7FFFFFFF).ToString()
+            PlayerId = hashKey,
+            Nickname = hashKey.ToString()
         };
 
         cm.AddUser(packet.ChannelId, hashKey, newPlayer, peer);
@@ -375,7 +375,7 @@ public class GameServer : ServerBase
         SendLoadGame(peer, hashKey);
     }
 
-    private void OnExitChannel(NetPeer peer, long hashKey, byte[] payload)
+    private void OnExitChannel(NetPeer peer, int hashKey, byte[] payload)
     {
         ExitChannelPacket packet = Serializer.Deserialize<ExitChannelPacket>(new ReadOnlyMemory<byte>(payload));
 
@@ -395,7 +395,7 @@ public class GameServer : ServerBase
         }
     }
 
-    private void OnTransformPlayer(NetPeer peer, long hashKey, byte[] payload)
+    private void OnTransformPlayer(NetPeer peer, int hashKey, byte[] payload)
     {
         TransformPlayerPacket packet = Serializer.Deserialize<TransformPlayerPacket>(new ReadOnlyMemory<byte>(payload));
 
@@ -421,7 +421,7 @@ public class GameServer : ServerBase
         BroadcastToChannel(channelId, data, peer, DeliveryMethod.Unreliable);
     }
 
-    private void OnActionPlayer(NetPeer peer, long hashKey, byte[] payload)
+    private void OnActionPlayer(NetPeer peer, int hashKey, byte[] payload)
     {
         ActionPlayerPacket packet = Serializer.Deserialize<ActionPlayerPacket>(new ReadOnlyMemory<byte>(payload));
 
@@ -437,7 +437,7 @@ public class GameServer : ServerBase
         BroadcastToChannel(channelId, data, peer);
     }
 
-    private void OnStatePlayer(NetPeer peer, long hashKey, byte[] payload)
+    private void OnStatePlayer(NetPeer peer, int hashKey, byte[] payload)
     {
         StatePlayerPacket packet = Serializer.Deserialize<StatePlayerPacket>(new ReadOnlyMemory<byte>(payload));
 
diff --git a/MMOTestServer/MMOserver/Game/Player.cs b/MMOTestServer/MMOserver/Game/Player.cs
index 57a899f..6ad8325 100644
--- a/MMOTestServer/MMOserver/Game/Player.cs
+++ b/MMOTestServer/MMOserver/Game/Player.cs
@@ -2,7 +2,7 @@ namespace MMOserver.Game;
 
 public class Player
 {
-    public long HashKey
+    public int HashKey
     {
         get;
         set;
diff --git a/MMOTestServer/MMOserver/Packet/PacketBody.cs b/MMOTestServer/MMOserver/Packet/PacketBody.cs
index 65d3c3b..7f4199f 100644
--- a/MMOTestServer/MMOserver/Packet/PacketBody.cs
+++ b/MMOTestServer/MMOserver/Packet/PacketBody.cs
@@ -125,7 +125,7 @@ public class PlayerInfo
 public class DummyAccTokenPacket
 {
     [ProtoMember(1)]
-    public long Token
+    public int Token
     {
         get;
         set;
@@ -533,7 +533,7 @@ public enum PartyUpdateType
 public class UpdatePartyPacket
 {
     [ProtoMember(1)]
-    public int PartyId
+    public long PartyId
     {
         get;
         set;
diff --git a/MMOTestServer/MMOserver/Utils/UuidGenerator.cs b/MMOTestServer/MMOserver/Utils/UuidGenerator.cs
index ed8ff16..cb8a161 100644
--- a/MMOTestServer/MMOserver/Utils/UuidGenerator.cs
+++ b/MMOTestServer/MMOserver/Utils/UuidGenerator.cs
@@ -3,20 +3,20 @@ namespace MMOserver.Utils;
 public class UuidGenerator
 {
     // 0 ~ 1000 은 더미 클라이언트 예약 범위
-    private const long DUMMY_RANGE_MAX = 1000;
+    private const int DUMMY_RANGE_MAX = 1000;
 
     private readonly object idLock = new();
-    private readonly HashSet<long> usedIds = new();
+    private readonly HashSet<int> usedIds = new();
 
-    // 고유 랜덤 long ID 발급 (1001번 이상, 충돌 시 재생성)
-    public long Create()
+    // 고유 랜덤 int ID 발급 (1001번 이상, 충돌 시 재생성)
+    public int Create()
     {
         lock (idLock)
         {
-            long id;
+            int id;
             do
             {
-                id = Random.Shared.NextInt64(DUMMY_RANGE_MAX + 1, long.MaxValue);
+                id = Random.Shared.Next(DUMMY_RANGE_MAX + 1, int.MaxValue);
             } while (usedIds.Contains(id));
 
             usedIds.Add(id);
@@ -25,7 +25,7 @@ public class UuidGenerator
     }
 
     // 로그아웃 / 세션 만료 시 ID 반납
-    public bool Release(long id)
+    public bool Release(int id)
     {
         lock (idLock)
         {
diff --git a/MMOTestServer/ServerLib/Service/ServerBase.cs b/MMOTestServer/ServerLib/Service/ServerBase.cs
index a34ea84..8eecf77 100644
--- a/MMOTestServer/ServerLib/Service/ServerBase.cs
+++ b/MMOTestServer/ServerLib/Service/ServerBase.cs
@@ -15,7 +15,7 @@ namespace ServerLib.Service;
 ///
 /// 흐름:
 ///   OnPeerConnected  → 대기 목록 등록
-///   OnNetworkReceive → Auth 패킷(type=1)이면 HashKey(8byte long) 읽어 인증
+///   OnNetworkReceive → Auth 패킷(type=1)이면 HashKey(4byte int) 읽어 인증
 ///                    → 이미 같은 HashKey 세션 있으면 이전 피어 끊고 재연결 (WiFi→LTE)
 ///                    → 그 외 패킷은 HandlePacket() 으로 전달
 ///   OnPeerDisconnected → 세션/대기 목록에서 제거
@@ -34,10 +34,10 @@ public abstract class ServerBase : INetEventListener
 
     // 인증된 세션      (hashKey → NetPeer)  재연결 조회용
     // peer → hashKey 역방향은 peer.Tag as Session 으로 대체
-    protected readonly Dictionary<long, NetPeer> sessions = new();
+    protected readonly Dictionary<int, NetPeer> sessions = new();
 
     // Token / HashKey 관리
-    protected readonly Dictionary<string, long> tokenHash = new();
+    protected readonly Dictionary<string, int> tokenHash = new();
 
     // 재사용 NetDataWriter (단일 스레드 폴링이므로 안전)
     private readonly NetDataWriter cachedWriter = new();
@@ -271,11 +271,11 @@ public abstract class ServerBase : INetEventListener
     // ─── 서브클래스 구현 ─────────────────────────────────────────────────
 
     // 인증(Auth) 완료 후 호출
-    protected abstract void OnSessionConnected(NetPeer peer, long hashKey);
+    protected abstract void OnSessionConnected(NetPeer peer, int hashKey);
 
     // 세션 정상 해제 시 호출 (재연결 교체 시에는 호출되지 않음)
-    protected abstract void OnSessionDisconnected(NetPeer peer, long hashKey, DisconnectInfo info);
+    protected abstract void OnSessionDisconnected(NetPeer peer, int hashKey, DisconnectInfo info);
 
     // 인증된 피어의 게임 패킷 수신 / payload는 헤더 제거된 raw bytes → 실행 프로젝트에서 protobuf 역직렬화
-    protected abstract void HandlePacket(NetPeer peer, long hashKey, ushort type, byte[] payload);
+    protected abstract void HandlePacket(NetPeer peer, int hashKey, ushort type, byte[] payload);
 }
diff --git a/MMOTestServer/ServerLib/Service/Session.cs b/MMOTestServer/ServerLib/Service/Session.cs
index 2f4575d..c847289 100644
--- a/MMOTestServer/ServerLib/Service/Session.cs
+++ b/MMOTestServer/ServerLib/Service/Session.cs
@@ -10,7 +10,7 @@ public class Session
         set;
     }
 
-    public long HashKey
+    public int HashKey
     {
         get;
         init;
@@ -63,7 +63,7 @@ public class Session
         RateLimitViolations = 0;
     }
 
-    public Session(long hashKey, NetPeer peer, int maxPacketsPerSecond = 60)
+    public Session(int hashKey, NetPeer peer, int maxPacketsPerSecond = 60)
     {
         HashKey = hashKey;
         Peer = peer;