diff --git a/src/ConfigProvider.php b/src/ConfigProvider.php
index f7ca8d5..b09b6fc 100644
--- a/src/ConfigProvider.php
+++ b/src/ConfigProvider.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 use Hyperf\JsonRpc\Listener\RegisterProtocolListener;
diff --git a/src/CoreMiddleware.php b/src/CoreMiddleware.php
index 22d4b91..1f6a636 100644
--- a/src/CoreMiddleware.php
+++ b/src/CoreMiddleware.php
@@ -9,11 +9,13 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 use Closure;
 use Hyperf\HttpServer\Router\Dispatched;
 use Hyperf\Rpc\Protocol;
+use InvalidArgumentException;
 use Psr\Container\ContainerInterface;
 use Psr\Http\Message\ServerRequestInterface;
 use Swow\Psr7\Message\ResponsePlusInterface;
@@ -44,7 +46,7 @@ protected function handleFound(Dispatched $dispatched, ServerRequestInterface $r
 
             try {
                 $parameters = $this->parseMethodParameters($controller, $action, $request->getParsedBody());
-            } catch (\InvalidArgumentException) {
+            } catch (InvalidArgumentException) {
                 return $this->responseBuilder->buildErrorResponse($request, ResponseBuilder::INVALID_PARAMS);
             }
 
diff --git a/src/DataFormatter.php b/src/DataFormatter.php
index 513d647..99d421c 100644
--- a/src/DataFormatter.php
+++ b/src/DataFormatter.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 use Hyperf\Rpc\Context;
diff --git a/src/DataFormatterFactory.php b/src/DataFormatterFactory.php
index 95bbf52..0e208fe 100644
--- a/src/DataFormatterFactory.php
+++ b/src/DataFormatterFactory.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 use Hyperf\Contract\NormalizerInterface;
diff --git a/src/Exception/BadRequestException.php b/src/Exception/BadRequestException.php
index d35d4b7..dda9e56 100644
--- a/src/Exception/BadRequestException.php
+++ b/src/Exception/BadRequestException.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc\Exception;
 
 use Hyperf\HttpMessage\Exception\BadRequestHttpException;
diff --git a/src/Exception/ClientException.php b/src/Exception/ClientException.php
index d0331e4..eeaebf1 100644
--- a/src/Exception/ClientException.php
+++ b/src/Exception/ClientException.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc\Exception;
 
 use RuntimeException;
diff --git a/src/Exception/Handler/HttpExceptionHandler.php b/src/Exception/Handler/HttpExceptionHandler.php
index bc4eae6..52ace48 100644
--- a/src/Exception/Handler/HttpExceptionHandler.php
+++ b/src/Exception/Handler/HttpExceptionHandler.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc\Exception\Handler;
 
 class HttpExceptionHandler extends TcpExceptionHandler
diff --git a/src/Exception/Handler/TcpExceptionHandler.php b/src/Exception/Handler/TcpExceptionHandler.php
index 7f26eba..2cc9a00 100644
--- a/src/Exception/Handler/TcpExceptionHandler.php
+++ b/src/Exception/Handler/TcpExceptionHandler.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc\Exception\Handler;
 
 use Hyperf\Contract\StdoutLoggerInterface;
diff --git a/src/HttpCoreMiddleware.php b/src/HttpCoreMiddleware.php
index abedf4d..90f14ea 100644
--- a/src/HttpCoreMiddleware.php
+++ b/src/HttpCoreMiddleware.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 use Psr\Http\Message\ServerRequestInterface;
diff --git a/src/HttpServer.php b/src/HttpServer.php
index 6265cc7..791f470 100644
--- a/src/HttpServer.php
+++ b/src/HttpServer.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 use Hyperf\Context\RequestContext;
diff --git a/src/JsonRpcHttpTransporter.php b/src/JsonRpcHttpTransporter.php
index 26e541f..44f4998 100644
--- a/src/JsonRpcHttpTransporter.php
+++ b/src/JsonRpcHttpTransporter.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 use GuzzleHttp\Client;
diff --git a/src/JsonRpcNormalizer.php b/src/JsonRpcNormalizer.php
index 52cce52..eca7e46 100644
--- a/src/JsonRpcNormalizer.php
+++ b/src/JsonRpcNormalizer.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 use Hyperf\Contract\NormalizerInterface;
diff --git a/src/JsonRpcPoolTransporter.php b/src/JsonRpcPoolTransporter.php
index 3c9f6b3..5ef99dc 100644
--- a/src/JsonRpcPoolTransporter.php
+++ b/src/JsonRpcPoolTransporter.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 use Hyperf\Context\ApplicationContext;
diff --git a/src/JsonRpcTransporter.php b/src/JsonRpcTransporter.php
index 5683df9..1dd9c4a 100644
--- a/src/JsonRpcTransporter.php
+++ b/src/JsonRpcTransporter.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 use Hyperf\Context\ApplicationContext;
diff --git a/src/Listener/RegisterProtocolListener.php b/src/Listener/RegisterProtocolListener.php
index 6322e93..29340e7 100644
--- a/src/Listener/RegisterProtocolListener.php
+++ b/src/Listener/RegisterProtocolListener.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc\Listener;
 
 use Hyperf\Codec\Packer\JsonPacker;
diff --git a/src/Listener/RegisterServiceListener.php b/src/Listener/RegisterServiceListener.php
index f1a5187..33b701d 100644
--- a/src/Listener/RegisterServiceListener.php
+++ b/src/Listener/RegisterServiceListener.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc\Listener;
 
 use Hyperf\Event\Contract\ListenerInterface;
diff --git a/src/NormalizeDataFormatter.php b/src/NormalizeDataFormatter.php
index 459553f..61838c3 100644
--- a/src/NormalizeDataFormatter.php
+++ b/src/NormalizeDataFormatter.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 use Hyperf\Contract\NormalizerInterface;
diff --git a/src/Packer/JsonEofPacker.php b/src/Packer/JsonEofPacker.php
index f0fd339..d47dc4a 100644
--- a/src/Packer/JsonEofPacker.php
+++ b/src/Packer/JsonEofPacker.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc\Packer;
 
 use Hyperf\Contract\PackerInterface;
diff --git a/src/Packer/JsonLengthPacker.php b/src/Packer/JsonLengthPacker.php
index 9a23c54..f9a3b3f 100644
--- a/src/Packer/JsonLengthPacker.php
+++ b/src/Packer/JsonLengthPacker.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc\Packer;
 
 use Hyperf\Contract\PackerInterface;
diff --git a/src/PathGenerator.php b/src/PathGenerator.php
index c3cf8c4..1698e4a 100644
--- a/src/PathGenerator.php
+++ b/src/PathGenerator.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 class PathGenerator extends \Hyperf\Rpc\PathGenerator\PathGenerator
diff --git a/src/Pool/Frequency.php b/src/Pool/Frequency.php
index a35e29c..535aff8 100644
--- a/src/Pool/Frequency.php
+++ b/src/Pool/Frequency.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc\Pool;
 
 use Hyperf\Pool\Frequency as BaseFrequency;
diff --git a/src/Pool/PoolFactory.php b/src/Pool/PoolFactory.php
index 5da3fcd..bf09710 100644
--- a/src/Pool/PoolFactory.php
+++ b/src/Pool/PoolFactory.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc\Pool;
 
 use Hyperf\Di\Container;
diff --git a/src/Pool/RpcConnection.php b/src/Pool/RpcConnection.php
index fa48bc6..9fbe491 100644
--- a/src/Pool/RpcConnection.php
+++ b/src/Pool/RpcConnection.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc\Pool;
 
 use Closure;
@@ -54,17 +55,17 @@ public function __get($name)
         return $this->connection->{$name};
     }
 
-    public function send(string $data): int|false
+    public function send(string $data): false|int
     {
         return $this->connection->sendAll($data);
     }
 
-    public function recv(float $timeout = 0): string|false
+    public function recv(float $timeout = 0): false|string
     {
         return $this->recvPacket($timeout);
     }
 
-    public function recvPacket(float $timeout = 0): string|false
+    public function recvPacket(float $timeout = 0): false|string
     {
         return $this->connection->recvPacket($timeout);
     }
diff --git a/src/Pool/RpcPool.php b/src/Pool/RpcPool.php
index 9262979..bffcc90 100644
--- a/src/Pool/RpcPool.php
+++ b/src/Pool/RpcPool.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc\Pool;
 
 use Hyperf\Contract\ConnectionInterface;
diff --git a/src/RecvTrait.php b/src/RecvTrait.php
index 923a8d5..539e446 100644
--- a/src/RecvTrait.php
+++ b/src/RecvTrait.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 use Hyperf\Engine\Contract\SocketInterface;
diff --git a/src/ResponseBuilder.php b/src/ResponseBuilder.php
index 1a36e98..2c5815b 100644
--- a/src/ResponseBuilder.php
+++ b/src/ResponseBuilder.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 use Hyperf\Context\Context;
diff --git a/src/TcpServer.php b/src/TcpServer.php
index 52d4557..25701a0 100644
--- a/src/TcpServer.php
+++ b/src/TcpServer.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace Hyperf\JsonRpc;
 
 use Hyperf\Context\ResponseContext;
@@ -29,6 +30,7 @@
 use Hyperf\Server\Exception\InvalidArgumentException;
 use Hyperf\Server\ServerManager;
 use Psr\Container\ContainerInterface;
+use Swoole\Server\Port;
 use Swow\Psr7\Message\ResponsePlusInterface;
 use Swow\Psr7\Message\ServerRequestPlusInterface;
 
@@ -120,7 +122,7 @@ protected function buildJsonRpcRequest(int $fd, int $reactorId, array $data)
         if (! isset($data['params'])) {
             $data['params'] = [];
         }
-        /** @var \Swoole\Server\Port $port */
+        /** @var Port $port */
         [, $port] = ServerManager::get($this->serverName);
 
         $uri = (new Uri())->setPath($data['method'])->setHost($port->host)->setPort($port->port);
diff --git a/tests/AnyParamCoreMiddlewareTest.php b/tests/AnyParamCoreMiddlewareTest.php
index 72e4496..4620c74 100644
--- a/tests/AnyParamCoreMiddlewareTest.php
+++ b/tests/AnyParamCoreMiddlewareTest.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace HyperfTest\JsonRpc;
 
 use Error;
diff --git a/tests/CoreMiddlewareTest.php b/tests/CoreMiddlewareTest.php
index 70977b6..f18093e 100644
--- a/tests/CoreMiddlewareTest.php
+++ b/tests/CoreMiddlewareTest.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace HyperfTest\JsonRpc;
 
 use Hyperf\Codec\Packer\JsonPacker;
diff --git a/tests/DataFormatterTest.php b/tests/DataFormatterTest.php
index 1f02e81..4cc3bf2 100644
--- a/tests/DataFormatterTest.php
+++ b/tests/DataFormatterTest.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace HyperfTest\JsonRpc;
 
 use Hyperf\JsonRpc\DataFormatter;
diff --git a/tests/JsonPackerTest.php b/tests/JsonPackerTest.php
index c3cba9b..a4d962c 100644
--- a/tests/JsonPackerTest.php
+++ b/tests/JsonPackerTest.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace HyperfTest\JsonRpc;
 
 use Hyperf\JsonRpc\Packer\JsonEofPacker;
diff --git a/tests/JsonRpcHttpTransporterTest.php b/tests/JsonRpcHttpTransporterTest.php
index 52fdd0a..952febc 100644
--- a/tests/JsonRpcHttpTransporterTest.php
+++ b/tests/JsonRpcHttpTransporterTest.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace HyperfTest\JsonRpc;
 
 use GuzzleHttp\Client;
diff --git a/tests/JsonRpcPoolTransporterTest.php b/tests/JsonRpcPoolTransporterTest.php
index 86f0342..b437fdf 100644
--- a/tests/JsonRpcPoolTransporterTest.php
+++ b/tests/JsonRpcPoolTransporterTest.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace HyperfTest\JsonRpc;
 
 use Hyperf\Context\ApplicationContext;
diff --git a/tests/RpcServiceClientTest.php b/tests/RpcServiceClientTest.php
index f7ced4a..f26a06d 100644
--- a/tests/RpcServiceClientTest.php
+++ b/tests/RpcServiceClientTest.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace HyperfTest\JsonRpc;
 
 use Hyperf\Codec\Packer\JsonPacker;
diff --git a/tests/Stub/CalculatorProxyServiceClient.php b/tests/Stub/CalculatorProxyServiceClient.php
index 3eeee9e..ed0bff8 100644
--- a/tests/Stub/CalculatorProxyServiceClient.php
+++ b/tests/Stub/CalculatorProxyServiceClient.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace HyperfTest\JsonRpc\Stub;
 
 use Hyperf\RpcClient\Proxy\AbstractProxyService;
diff --git a/tests/Stub/CalculatorService.php b/tests/Stub/CalculatorService.php
index 2096426..37b2967 100644
--- a/tests/Stub/CalculatorService.php
+++ b/tests/Stub/CalculatorService.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace HyperfTest\JsonRpc\Stub;
 
 use Error;
diff --git a/tests/Stub/CalculatorServiceInterface.php b/tests/Stub/CalculatorServiceInterface.php
index b1d9c2b..ff188c3 100644
--- a/tests/Stub/CalculatorServiceInterface.php
+++ b/tests/Stub/CalculatorServiceInterface.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace HyperfTest\JsonRpc\Stub;
 
 interface CalculatorServiceInterface
diff --git a/tests/Stub/IntegerValue.php b/tests/Stub/IntegerValue.php
index b43a382..3e773c1 100644
--- a/tests/Stub/IntegerValue.php
+++ b/tests/Stub/IntegerValue.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace HyperfTest\JsonRpc\Stub;
 
 class IntegerValue
diff --git a/tests/Stub/RpcConnectionStub.php b/tests/Stub/RpcConnectionStub.php
index 0805cfb..f64047c 100644
--- a/tests/Stub/RpcConnectionStub.php
+++ b/tests/Stub/RpcConnectionStub.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace HyperfTest\JsonRpc\Stub;
 
 use Closure;
@@ -29,13 +30,13 @@ public function __get($name)
         // return $this->connection->{$name};
     }
 
-    public function send(string $data): int|false
+    public function send(string $data): false|int
     {
         $this->lastData = $data;
         return strlen($data);
     }
 
-    public function recvPacket(float $timeout = 0): string|false
+    public function recvPacket(float $timeout = 0): false|string
     {
         return $this->lastData;
     }
diff --git a/tests/Stub/RpcPoolStub.php b/tests/Stub/RpcPoolStub.php
index 74fcf0a..62a48ef 100644
--- a/tests/Stub/RpcPoolStub.php
+++ b/tests/Stub/RpcPoolStub.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace HyperfTest\JsonRpc\Stub;
 
 use Hyperf\Contract\ConnectionInterface;
diff --git a/tests/TcpServerTest.php b/tests/TcpServerTest.php
index 631de78..acba5b3 100644
--- a/tests/TcpServerTest.php
+++ b/tests/TcpServerTest.php
@@ -9,6 +9,7 @@
  * @contact  group@hyperf.io
  * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
  */
+
 namespace HyperfTest\JsonRpc;
 
 use Hyperf\Codec\Json;
@@ -135,7 +136,7 @@ protected function getContainer()
                         'port' => 9504,
                         'sock_type' => SWOOLE_SOCK_TCP,
                         'callbacks' => [
-                            Event::ON_RECEIVE => [\Hyperf\JsonRpc\TcpServer::class, 'onReceive'],
+                            Event::ON_RECEIVE => [TcpServer::class, 'onReceive'],
                         ],
                         'settings' => [
                             'open_eof_split' => true,