From 8bc480c1bcd230867b8e7d5bb9bb359b81a83ffd Mon Sep 17 00:00:00 2001
From: godotg <jaysunxiao@gmail.com>
Date: Sat, 23 Mar 2024 18:24:35 +0800
Subject: [PATCH] perf[write]: simplify the write method of packet

---
 net/src/main/java/com/zfoo/net/packet/PacketService.java | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/net/src/main/java/com/zfoo/net/packet/PacketService.java b/net/src/main/java/com/zfoo/net/packet/PacketService.java
index dbb9fee9..5fcb63f5 100644
--- a/net/src/main/java/com/zfoo/net/packet/PacketService.java
+++ b/net/src/main/java/com/zfoo/net/packet/PacketService.java
@@ -166,7 +166,8 @@ public class PacketService implements IPacketService {
         }
         try {
             // 预留写入包的长度，一个int字节大小
-            buffer.writeInt(PACKET_HEAD_LENGTH);
+            buffer.ensureWritable(7);
+            buffer.writerIndex(PACKET_HEAD_LENGTH);
 
             // 写入包packet
             ProtocolManager.write(buffer, packet);
@@ -180,7 +181,7 @@ public class PacketService implements IPacketService {
                 ProtocolManager.write(buffer, attachment);
             }
 
-            int length = buffer.readableBytes();
+            int length = buffer.writerIndex();
 
             int packetLength = length - PACKET_HEAD_LENGTH;