diff --git a/Contract/OnDisconnectInterface.php b/Contract/OnDisconnectInterface.php
deleted file mode 100644
index 35df48a..0000000
--- a/Contract/OnDisconnectInterface.php
+++ /dev/null
@@ -1,15 +0,0 @@
-<?php
-
-namespace Kiri\Server\Contract;
-
-interface OnDisconnectInterface
-{
-
-
-	/**
-	 * @param int $fd
-	 */
-    public function OnDisconnect(int $fd): void;
-
-
-}
diff --git a/Contract/OnHandshakeInterface.php b/Contract/OnHandshakeInterface.php
deleted file mode 100644
index 1bad2b4..0000000
--- a/Contract/OnHandshakeInterface.php
+++ /dev/null
@@ -1,22 +0,0 @@
-<?php
-
-namespace Kiri\Server\Contract;
-
-use Swoole\Http\Request;
-use Swoole\Http\Response;
-
-
-/**
- *
- */
-interface OnHandshakeInterface
-{
-
-
-	/**
-	 * @param Request $request
-	 * @param Response $response
-	 */
-	public function OnHandshake(Request $request, Response $response): void;
-
-}
diff --git a/Contract/OnMessageInterface.php b/Contract/OnMessageInterface.php
deleted file mode 100644
index 36e99ef..0000000
--- a/Contract/OnMessageInterface.php
+++ /dev/null
@@ -1,18 +0,0 @@
-<?php
-
-namespace Kiri\Server\Contract;
-
-use Swoole\WebSocket\Frame;
-use Swoole\WebSocket\Server;
-
-interface OnMessageInterface
-{
-
-
-	/**
-	 * @param Frame $frame
-	 * @return void
-	 */
-	public function OnMessage(Frame $frame): void;
-
-}
diff --git a/Contract/OnOpenInterface.php b/Contract/OnOpenInterface.php
deleted file mode 100644
index 084c683..0000000
--- a/Contract/OnOpenInterface.php
+++ /dev/null
@@ -1,20 +0,0 @@
-<?php
-
-namespace Kiri\Server\Contract;
-
-use Swoole\Http\Request;
-use Swoole\WebSocket\Server;
-use Swoole\Coroutine\Http\Server as HServer;
-
-interface OnOpenInterface
-{
-
-
-	/**
-	 * @param Server|HServer $server
-	 * @param Request $request
-	 * @return void
-	 */
-    public function onOpen(Server|HServer $server, Request $request): void;
-
-}