spring boot + dubbo开发遇到过的异常

时间：2021-09-09 09:29:03
  1. 异常信息

    NoClassDefFoundErrororg.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1162)
Session 0x35e929e94120196 for server 172.16.0.239/172.16.0.239:2182, unexpected error, closing socket connection and attempting reconnect

NoClassDefFoundError

org/apache/zookeeper/proto/SetWatches

org.apache.zookeeper.ClientCnxn$SendThread in primeConnection at line 926

org.apache.zookeeper.ClientCnxnSocketNIO in doTransport at line 363

org.apache.zookeeper.ClientCnxn$SendThread in run at line 1141

NoClassDefFoundErrororg.jboss.netty.logging.JdkLogger.warn(JdkLogger.java:86)

NoClassDefFoundError

org/jboss/netty/channel/DefaultExceptionEvent

org.jboss.netty.channel.Channels in fireExceptionCaught at line 432

org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss in connect at line 390

org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss in processSelectedKeys at line 354

org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss in run at line 276

java.util.concurrent.ThreadPoolExecutor in runWorker at line 1142

java.util.concurrent.ThreadPoolExecutor$Worker in run at line 617

java.lang.Thread in run at line 748
Caused by: java.lang.ClassNotFoundException: ch.qos.logback.classic.spi.ThrowableProxy

	at java.net 

.URLClassLoader.findClass(URLClassLoader.java:381)

	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)

	at org.springframework.boot.loader.LaunchedURLClassLoader.loadClass(LaunchedURLClassLoader.java:94)

	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
  1. 原因分析

    spring boot + dubbo开发遇到过的异常

现在感觉这些异常的产生都跟dubbo相关线程没有得到很好的关闭导致的。

  1. 解决方案
启动时增加系统属性参数：-Ddubbo.shutdown.hook=true

比如这样：

java -Ddubbo.shutdown.hook=true -jar pms-wx-1.0.0-SNAPSHOT.jar --spring.profiles.active=qc --spring.dubbo.registry.group=dubbo-test

参考资料

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