From 18a0041cd45a577c0eb165db97385149e9bc2766 Mon Sep 17 00:00:00 2001
From: jaysunxiao <jaysunxiao@gmail.com>
Date: Fri, 24 Jun 2022 17:13:22 +0800
Subject: [PATCH] =?UTF-8?q?doc[protocol]:=20=E5=A2=9E=E5=8A=A0=E6=B3=A8?=
 =?UTF-8?q?=E9=87=8A?=
MIME-Version: 1.0
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---
 protocol/src/main/java/com/zfoo/protocol/ProtocolManager.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/protocol/src/main/java/com/zfoo/protocol/ProtocolManager.java b/protocol/src/main/java/com/zfoo/protocol/ProtocolManager.java
index d7750c81..4369f24f 100644
--- a/protocol/src/main/java/com/zfoo/protocol/ProtocolManager.java
+++ b/protocol/src/main/java/com/zfoo/protocol/ProtocolManager.java
@@ -89,6 +89,7 @@ public class ProtocolManager {
         var protocolId = protocolIdMap.get(clazz);
         if (protocolId == null) {
             protocolId = ProtocolAnalysis.getProtocolIdByClass(clazz);
+            // 使用懒加载的方式，主要是想节省一点空间，实际运行只有IPacket没有重写protocolId的Response和Answer才会放进去
             synchronized (protocolIdMap) {
                 protocolIdMap.put(clazz, protocolId);
             }