From 9f8d7e3f8eb1e81e6eab411a415030085ff64da5 Mon Sep 17 00:00:00 2001
From: zhongrj <646384940@qq.com>
Date: Tue, 07 Mar 2023 14:09:09 +0800
Subject: [PATCH] 对讲设备读取数据修改
---
src/main/java/com/genersoft/iot/vmp/netty/server/UdpServer.java | 9 +++++++--
1 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/src/main/java/com/genersoft/iot/vmp/netty/server/UdpServer.java b/src/main/java/com/genersoft/iot/vmp/netty/server/UdpServer.java
index 2ecd6ec..7acf869 100644
--- a/src/main/java/com/genersoft/iot/vmp/netty/server/UdpServer.java
+++ b/src/main/java/com/genersoft/iot/vmp/netty/server/UdpServer.java
@@ -1,10 +1,12 @@
package com.genersoft.iot.vmp.netty.server;
+import com.genersoft.iot.vmp.netty.config.MyDecoder;
import com.genersoft.iot.vmp.netty.handle.UdpServerHandler;
import io.netty.bootstrap.Bootstrap;
import io.netty.channel.*;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.nio.NioDatagramChannel;
+import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
import io.netty.handler.codec.string.StringDecoder;
import io.netty.handler.codec.string.StringEncoder;
import io.netty.util.concurrent.DefaultEventExecutorGroup;
@@ -53,13 +55,16 @@
// TODO Auto-generated method stub
//创建一个执行Handler的容器
ChannelPipeline pipeline = ch.pipeline();
- pipeline.addLast(new StringDecoder());
- pipeline.addLast(new StringEncoder());
+// pipeline.addLast(new StringDecoder());
+ pipeline.addLast("decoder",new MyDecoder());
+// pipeline.addLast(new StringEncoder());
+ pipeline.addLast(new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 4, 4, -8, 0));
//执行具体的自定义处理器
pipeline.addLast(group, "handler", new UdpServerHandler());
}
})//初始化处理器
+
//true / false 多播模式(UDP适用),可以向多个主机发送消息
.option(ChannelOption.SO_BROADCAST, true)
// 设置UDP读缓冲区为2M
--
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