Fix: Log processor.

Author: Player626

src/Casbin.php

@@ -118,11 +118,13 @@ public function __construct(?Config $config = null)
 
         $this->adapter = $config->getAdapter() ?? new DatabaseAdapter();
 
-        if ($logger = $this->config->getLoggerClass() ?? 'EasySwoole\Permission\Logger') {
-            if (class_exists($logger)) {
-                $logger = $logger::getInstance();
+        if ($loggerClass = $this->config->getLoggerClass()) {
+            $refClass = new \ReflectionClass($loggerClass);
+            if ($refClass->isSubclassOf(\Casbin\Log\Logger::class)) {
+                /** @var \Casbin\Log\Logger $logger */
+                $logger = $refClass->newInstance();
+                Log::setLogger($logger);
             }
-            Log::setLogger($logger);
         }
 
         $this->model = new Model();

src/Config.php

@@ -40,7 +40,7 @@ class Config
     /**
      * @var string
      */
-    protected $logger_class = 'EasySwoole\Permission\Logger';
+    protected $logger_class = Logger::class;
 
     /**
      * @return string