netty4 echo例子 日志记录
所属分类 netty
浏览量 1439
例子代码
https://gitee.com/dyyx/netty4demo/tree/master/src/main/java/dyyx/echo
启动服务
十一月 03, 2019 3:42:47 下午 io.netty.handler.logging.LoggingHandler channelRegistered
信息: [id: 0x8838db46] REGISTERED
十一月 03, 2019 3:42:47 下午 io.netty.handler.logging.LoggingHandler bind
信息: [id: 0x8838db46] BIND(0.0.0.0/0.0.0.0:6789)
十一月 03, 2019 3:42:47 下午 io.netty.handler.logging.LoggingHandler channelActive
信息: [id: 0x8838db46, /0:0:0:0:0:0:0:0:6789] ACTIVE
telnet 建立连接
十一月 03, 2019 3:43:10 下午 io.netty.handler.logging.LoggingHandler logMessage
信息: [id: 0x8838db46, /0:0:0:0:0:0:0:0:6789] RECEIVED: [id: 0x4e0879d4, /127.0.0.1:63998 => /127.0.0.1:6789]
十一月 03, 2019 3:43:10 下午 io.netty.handler.logging.LoggingHandler channelRegistered
信息: [id: 0x4e0879d4, /127.0.0.1:63998 => /127.0.0.1:6789] REGISTERED
十一月 03, 2019 3:43:10 下午 io.netty.handler.logging.LoggingHandler channelActive
信息: [id: 0x4e0879d4, /127.0.0.1:63998 => /127.0.0.1:6789] ACTIVE
channelActive,remoteAddress=/127.0.0.1:63998,eventLoop=io.netty.channel.nio.NioEventLoop@9e7e97c
telnet 发送消息
十一月 03, 2019 3:43:32 下午 io.netty.handler.logging.LoggingHandler logMessage
信息: [id: 0x4e0879d4, /127.0.0.1:63998 => /127.0.0.1:6789] RECEIVED(7B)
+-------------------------------------------------+
| 0 1 2 3 4 5 6 7 8 9 a b c d e f |
+--------+-------------------------------------------------+----------------+
|00000000| 68 65 6c 6c 6f 0d 0a |hello.. |
+--------+-------------------------------------------------+----------------+
msg=hello
msg.info=class java.lang.String
16进制 0d 0a 对应的10进制 13 10
'\r' 13
'\n' 10
十一月 03, 2019 3:43:32 下午 io.netty.handler.logging.LoggingHandler logMessage
信息: [id: 0x4e0879d4, /127.0.0.1:63998 => /127.0.0.1:6789] WRITE(6B)
+-------------------------------------------------+
| 0 1 2 3 4 5 6 7 8 9 a b c d e f |
+--------+-------------------------------------------------+----------------+
|00000000| 68 65 6c 6c 6f 0a |hello. |
+--------+-------------------------------------------------+----------------+
十一月 03, 2019 3:43:32 下午 io.netty.handler.logging.LoggingHandler flush
信息: [id: 0x4e0879d4, /127.0.0.1:63998 => /127.0.0.1:6789] FLUSH
关闭telnet窗口
十一月 03, 2019 3:43:55 下午 io.netty.handler.logging.LoggingHandler logMessage
信息: [id: 0x4e0879d4, /127.0.0.1:63998 => /127.0.0.1:6789] RECEIVED(27B)
+-------------------------------------------------+
| 0 1 2 3 4 5 6 7 8 9 a b c d e f |
+--------+-------------------------------------------------+----------------+
|00000000| 04 04 04 04 04 04 04 04 04 04 04 04 04 04 04 04 |................|
|00000010| 04 04 04 04 04 04 04 04 04 04 04 |........... |
+--------+-------------------------------------------------+----------------+
十一月 03, 2019 3:43:55 下午 io.netty.handler.logging.LoggingHandler flush
信息: [id: 0x4e0879d4, /127.0.0.1:63998 => /127.0.0.1:6789] FLUSH
十一月 03, 2019 3:43:55 下午 io.netty.handler.logging.LoggingHandler logMessage
信息: [id: 0x4e0879d4, /127.0.0.1:63998 => /127.0.0.1:6789] RECEIVED(51B)
+-------------------------------------------------+
| 0 1 2 3 4 5 6 7 8 9 a b c d e f |
+--------+-------------------------------------------------+----------------+
|00000000| 04 04 04 04 04 04 04 04 04 04 04 04 04 04 04 04 |................|
|00000010| 04 04 04 04 04 04 04 04 04 04 04 04 04 04 04 04 |................|
|00000020| 04 04 04 04 04 04 04 04 04 04 04 04 04 04 04 04 |................|
|00000030| 04 04 04 |... |
+--------+-------------------------------------------------+----------------+
十一月 03, 2019 3:43:55 下午 io.netty.handler.logging.LoggingHandler flush
信息: [id: 0x4e0879d4, /127.0.0.1:63998 => /127.0.0.1:6789] FLUSH
十一月 03, 2019 3:43:55 下午 io.netty.handler.logging.LoggingHandler flush
信息: [id: 0x4e0879d4, /127.0.0.1:63998 => /127.0.0.1:6789] FLUSH
十一月 03, 2019 3:43:55 下午 io.netty.handler.logging.LoggingHandler channelInactive
信息: [id: 0x4e0879d4, /127.0.0.1:63998 :> /127.0.0.1:6789] INACTIVE
十一月 03, 2019 3:43:55 下午 io.netty.handler.logging.LoggingHandler channelUnregistered
信息: [id: 0x4e0879d4, /127.0.0.1:63998 :> /127.0.0.1:6789] UNREGISTERED
发送bye
服务端关闭连接
Telnet 关闭
Connection closed by foreign host.
十一月 03, 2019 3:45:56 下午 io.netty.handler.logging.LoggingHandler logMessage
信息: [id: 0xfd5b6815, /127.0.0.1:65008 => /127.0.0.1:6789] RECEIVED(5B)
+-------------------------------------------------+
| 0 1 2 3 4 5 6 7 8 9 a b c d e f |
+--------+-------------------------------------------------+----------------+
|00000000| 62 79 65 0d 0a |bye.. |
+--------+-------------------------------------------------+----------------+
msg=bye十一月 03, 2019 3:45:56 下午 io.netty.handler.logging.LoggingHandler logMessage
信息: [id: 0xfd5b6815, /127.0.0.1:65008 => /127.0.0.1:6789] WRITE(4B)
+-------------------------------------------------+
| 0 1 2 3 4 5 6 7 8 9 a b c d e f |
+--------+-------------------------------------------------+----------------+
|00000000| 62 79 65 0a |bye. |
+--------+-------------------------------------------------+----------------+
msg.info=class java.lang.String
十一月 03, 2019 3:45:56 下午 io.netty.handler.logging.LoggingHandler flush
信息: [id: 0xfd5b6815, /127.0.0.1:65008 => /127.0.0.1:6789] FLUSH
十一月 03, 2019 3:45:56 下午 io.netty.handler.logging.LoggingHandler close
信息: [id: 0xfd5b6815, /127.0.0.1:65008 => /127.0.0.1:6789] CLOSE()
十一月 03, 2019 3:45:56 下午 io.netty.handler.logging.LoggingHandler channelInactive
信息: [id: 0xfd5b6815, /127.0.0.1:65008 :> /127.0.0.1:6789] INACTIVE
十一月 03, 2019 3:45:56 下午 io.netty.handler.logging.LoggingHandler channelUnregistered
信息: [id: 0xfd5b6815, /127.0.0.1:65008 :> /127.0.0.1:6789] UNREGISTERED
发送 error
服务端接收到error ,抛异常
十一月 03, 2019 3:53:52 下午 io.netty.handler.logging.LoggingHandler logMessage
信息: [id: 0x6433e073, /127.0.0.1:51324 => /127.0.0.1:6789] RECEIVED(7B)
+-------------------------------------------------+
| 0 1 2 3 4 5 6 7 8 9 a b c d e f |
+--------+-------------------------------------------------+----------------+
|00000000| 65 72 72 6f 72 0d 0a |error.. |
+--------+-------------------------------------------------+----------------+
msg=error
msg.info=class java.lang.String
十一月 03, 2019 3:53:52 下午 io.netty.channel.DefaultChannelPipeline$TailHandler exceptionCaught
警告: An exceptionCaught() event was fired, and it reached at the tail of the pipeline. It usually means the last handler in the pipeline did not handle the exception.
java.lang.RuntimeException: EchoServerHandler error
at dyyx.echo.EchoServerHandler.channelRead(EchoServerHandler.java:29)
at io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:340)
at io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:326)
at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
at io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:340)
at io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:326)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:155)
at io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:340)
at io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:326)
at io.netty.handler.logging.LoggingHandler.channelRead(LoggingHandler.java:283)
at io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:340)
at io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:326)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:785)
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:129)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:494)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:461)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:378)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:350)
at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:101)
at java.lang.Thread.run(Thread.java:745)
十一月 03, 2019 3:53:52 下午 io.netty.handler.logging.LoggingHandler flush
信息: [id: 0x6433e073, /127.0.0.1:51324 => /127.0.0.1:6789] FLUSH
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