update workerman to 3.3.4

Workerman/Connection/ConnectionInterface.php

@@ -1,68 +1,83 @@
 <?php
+/**
+ * This file is part of workerman.
+ *
+ * Licensed under The MIT License
+ * For full copyright and license information, please see the MIT-LICENSE.txt
+ * Redistributions of files must retain the above copyright notice.
+ *
+ * @author    walkor<walkor@workerman.net>
+ * @copyright walkor<walkor@workerman.net>
+ * @link      http://www.workerman.net/
+ * @license   http://www.opensource.org/licenses/mit-license.php MIT License
+ */
 namespace Workerman\Connection;
-use Workerman\Events\Libevent;
-use Workerman\Events\Select;
-use Workerman\Events\EventInterface;
-use Workerman\Worker;
-use \Exception;
 
 /**
- * connection类的接口 
- * @author walkor<walkor@workerman.net>
+ * ConnectionInterface.
  */
 abstract class  ConnectionInterface
 {
     /**
-     * status命令的统计数据
+     * Statistics for status command.
+     *
      * @var array
      */
     public static $statistics = array(
-        'connection_count'=>0,
-        'total_request'   => 0, 
-        'throw_exception' => 0,
-        'send_fail'       => 0,
+        'connection_count' => 0,
+        'total_request'    => 0,
+        'throw_exception'  => 0,
+        'send_fail'        => 0,
     );
-    
+
     /**
-     * 当收到数据时，如果有设置$onMessage回调，则执行
+     * Emitted when data is received.
+     *
      * @var callback
      */
     public $onMessage = null;
-    
+
     /**
-     * 当连接关闭时，如果设置了$onClose回调，则执行
+     * Emitted when the other end of the socket sends a FIN packet.
+     *
      * @var callback
      */
     public $onClose = null;
-    
+
     /**
-     * 当出现错误时，如果设置了$onError回调，则执行
+     * Emitted when an error occurs with connection.
+     *
      * @var callback
      */
     public $onError = null;
-    
+
     /**
-     * 发送数据给对端
+     * Sends data on the connection.
+     *
      * @param string $send_buffer
      * @return void|boolean
      */
     abstract public function send($send_buffer);
-    
+
     /**
-     * 获得远端ip
+     * Get remote IP.
+     *
      * @return string
      */
     abstract public function getRemoteIp();
-    
+
     /**
-     * 获得远端端口
+     * Get remote port.
+     *
      * @return int
      */
     abstract public function getRemotePort();
 
     /**
-     * 关闭连接，为了保持接口一致，udp保留了此方法，当是udp时调用此方法无任何作用
-     * @void
+     * Close connection.
+     *
+     * @param $data
+     * @return void
      */
     abstract public function close($data = null);
 }