diff --git a/src/ZM/Container/BoundMethod.php b/src/ZM/Container/BoundMethod.php
index e2a6ae40..fc9f261f 100644
--- a/src/ZM/Container/BoundMethod.php
+++ b/src/ZM/Container/BoundMethod.php
@@ -4,12 +4,8 @@ declare(strict_types=1);
 
 namespace ZM\Container;
 
-use Closure;
 use InvalidArgumentException;
 use ReflectionException;
-use ReflectionFunction;
-use ReflectionFunctionAbstract;
-use ReflectionMethod;
 use ReflectionParameter;
 use ZM\Utils\ReflectionUtil;
 
@@ -34,7 +30,7 @@ class BoundMethod
             $callback = [$callback, $default_method];
         }
 
-        if (self::isCallingNonStaticMethod($callback)) {
+        if (ReflectionUtil::isNonStaticMethod($callback)) {
             $callback[0] = $container->make($callback[0]);
         }
 
@@ -45,21 +41,6 @@ class BoundMethod
         return call_user_func_array($callback, self::getMethodDependencies($container, $callback, $parameters));
     }
 
-    /**
-     * 判断调用的是否为非静态方法
-     *
-     * @param  array|string        $callback
-     * @throws ReflectionException
-     */
-    protected static function isCallingNonStaticMethod($callback): bool
-    {
-        if (is_array($callback) && is_string($callback[0])) {
-            $reflection = new ReflectionMethod($callback[0], $callback[1]);
-            return !$reflection->isStatic();
-        }
-        return false;
-    }
-
     /**
      * Get all dependencies for a given method.
      *
@@ -70,33 +51,13 @@ class BoundMethod
     {
         $dependencies = [];
 
-        foreach (static::getCallReflector($callback)->getParameters() as $parameter) {
+        foreach (ReflectionUtil::getCallReflector($callback)->getParameters() as $parameter) {
             static::addDependencyForCallParameter($container, $parameter, $parameters, $dependencies);
         }
 
         return array_merge($dependencies, array_values($parameters));
     }
 
-    /**
-     * Get the proper reflection instance for the given callback.
-     *
-     * @param  callable|string            $callback
-     * @throws \ReflectionException
-     * @return ReflectionFunctionAbstract
-     */
-    protected static function getCallReflector($callback)
-    {
-        if (is_string($callback) && str_contains($callback, '::')) {
-            $callback = explode('::', $callback);
-        } elseif (is_object($callback) && !$callback instanceof Closure) {
-            $callback = [$callback, '__invoke'];
-        }
-
-        return is_array($callback)
-            ? new ReflectionMethod($callback[0], $callback[1])
-            : new ReflectionFunction($callback);
-    }
-
     /**
      * Get the dependency for the given call parameter.
      *
diff --git a/src/ZM/Utils/ReflectionUtil.php b/src/ZM/Utils/ReflectionUtil.php
index e6710d81..d25387d6 100644
--- a/src/ZM/Utils/ReflectionUtil.php
+++ b/src/ZM/Utils/ReflectionUtil.php
@@ -4,6 +4,11 @@ declare(strict_types=1);
 
 namespace ZM\Utils;
 
+use Closure;
+use ReflectionException;
+use ReflectionFunction;
+use ReflectionFunctionAbstract;
+use ReflectionMethod;
 use ReflectionNamedType;
 use ReflectionParameter;
 
@@ -76,4 +81,43 @@ class ReflectionUtil
                 return 'unknown';
         }
     }
+
+    /**
+     * 判断传入的回调是否为任意类的非静态方法
+     *
+     * @param  callable|string     $callback 回调
+     * @throws ReflectionException
+     */
+    public static function isNonStaticMethod($callback): bool
+    {
+        if (is_array($callback) && is_string($callback[0])) {
+            $reflection = new ReflectionMethod($callback[0], $callback[1]);
+            return !$reflection->isStatic();
+        }
+        return false;
+    }
+
+    /**
+     * 获取传入的回调的反射实例
+     *
+     * 如果传入的是类方法，则会返回 {@link ReflectionMethod} 实例
+     * 否则将返回 {@link ReflectionFunction} 实例
+     *
+     * 可传入实现了 __invoke 的类
+     *
+     * @param  callable|string     $callback 回调
+     * @throws ReflectionException
+     */
+    public static function getCallReflector($callback): ReflectionFunctionAbstract
+    {
+        if (is_string($callback) && str_contains($callback, '::')) {
+            $callback = explode('::', $callback);
+        } elseif (is_object($callback) && !$callback instanceof Closure) {
+            $callback = [$callback, '__invoke'];
+        }
+
+        return is_array($callback)
+            ? new ReflectionMethod($callback[0], $callback[1])
+            : new ReflectionFunction($callback);
+    }
 }