From 5473c0cad7962356d48837508a3600d83d0d164f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mr=C2=B7x?= <as2252258@163.com>
Date: Fri, 30 Oct 2020 11:25:14 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E5=90=8D?=
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---
 Kafka/Producer.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Kafka/Producer.php b/Kafka/Producer.php
index 11af0bae..8ecb3a43 100644
--- a/Kafka/Producer.php
+++ b/Kafka/Producer.php
@@ -31,7 +31,7 @@ class Producer extends Component
 	private Conf $conf;
 	private TopicConf $topicConf;
 
-	private \RdKafka\Producer $producer;
+	private ?\RdKafka\Producer $producer = null;
 
 
 	public function __construct($config = [])
@@ -96,7 +96,7 @@ class Producer extends Component
 		$event = Snowflake::app()->getEvent();
 		$event->on(Event::EVENT_AFTER_REQUEST, [$this, 'flush']);
 
-		if (!$this->producer) {
+		if ($this->producer === null) {
 			$this->producer = Snowflake::createObject(\RdKafka\Producer::class, [$this->conf]);
 		}
 		$topic = $this->producer->newTopic($this->_topic, $this->topicConf);