Dubbo: Dubbo made a mistake with redis as a registry center

Created on 2 Nov 2018 · 3Comments · Source: apache/dubbo

[ ] I have searched the issues of this repository and believe that this is not a duplicate.
[ ] I have checked the FAQ of this repository and believe that this is not a duplicate.

Environment

Dubbo version: xxx
Operating System version: xxx
Java version: xxx

Steps to reproduce this issue

Pls. provide [GitHub address] to reproduce this issue.

Expected Result

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Actual Result

What actually happens?

If there is an exception, please attach the exception trace:

Just put your stack trace here!

Dubbo USES redis as the registry times error below:

Exception in thread "main" java.lang.IllegalStateException: No such extension org.apache.dubbo.registry.RegistryFactory by name dubbo
at org.apache.dubbo.common.extension.ExtensionLoader.findException(ExtensionLoader.java:499)
at org.apache.dubbo.common.extension.ExtensionLoader.createExtension(ExtensionLoader.java:506)
at org.apache.dubbo.common.extension.ExtensionLoader.getExtension(ExtensionLoader.java:325)
at org.apache.dubbo.registry.RegistryFactory$Adaptive.getRegistry(RegistryFactory$Adaptive.java)
at org.apache.dubbo.registry.integration.RegistryProtocol.getRegistry(RegistryProtocol.java:204)
at org.apache.dubbo.registry.integration.RegistryProtocol.export(RegistryProtocol.java:138)
at org.apache.dubbo.rpc.protocol.ProtocolListenerWrapper.export(ProtocolListenerWrapper.java:55)
at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper.export(ProtocolFilterWrapper.java:98)
at org.apache.dubbo.rpc.Protocol$Adaptive.export(Protocol$Adaptive.java)
at org.apache.dubbo.config.ServiceConfig.doExportUrlsFor1Protocol(ServiceConfig.java:512)
at org.apache.dubbo.config.ServiceConfig.doExportUrls(ServiceConfig.java:357)
at org.apache.dubbo.config.ServiceConfig.doExport(ServiceConfig.java:316)
at org.apache.dubbo.config.ServiceConfig.export(ServiceConfig.java:215)
at org.apache.dubbo.config.spring.ServiceBean.onApplicationEvent(ServiceBean.java:114)
at org.apache.dubbo.config.spring.ServiceBean.onApplicationEvent(ServiceBean.java:49)
at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:172)
at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:165)
at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:139)
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:393)
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:347)
at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:883)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:546)
at org.springframework.context.support.ClassPathXmlApplicationContext.(ClassPathXmlApplicationContext.java:139)
at org.springframework.context.support.ClassPathXmlApplicationContext.(ClassPathXmlApplicationContext.java:93)
at org.apache.dubbo.demo.provider.Provider.main(Provider.java:29)
[02/11/18 06:53:02:002 CST] main WARN extension.ExtensionLoader: [DUBBO] Failed to find extension named redis for type org.apache.dubbo.registry.RegistryFactory, will use default extension dubbo instead., dubbo version: , current host: 192.168.0.142
java.lang.IllegalStateException: No such extension org.apache.dubbo.registry.RegistryFactory by name redis
at org.apache.dubbo.common.extension.ExtensionLoader.findException(ExtensionLoader.java:499)
at org.apache.dubbo.common.extension.ExtensionLoader.createExtension(ExtensionLoader.java:506)
at org.apache.dubbo.common.extension.ExtensionLoader.getExtension(ExtensionLoader.java:325)
at org.apache.dubbo.registry.RegistryFactory$Adaptive.getRegistry(RegistryFactory$Adaptive.java)
at org.apache.dubbo.registry.integration.RegistryProtocol.getRegistry(RegistryProtocol.java:204)
at org.apache.dubbo.registry.integration.RegistryProtocol.export(RegistryProtocol.java:138)
at org.apache.dubbo.rpc.protocol.ProtocolListenerWrapper.export(ProtocolListenerWrapper.java:55)
at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper.export(ProtocolFilterWrapper.java:98)
at org.apache.dubbo.rpc.Protocol$Adaptive.export(Protocol$Adaptive.java)
at org.apache.dubbo.config.ServiceConfig.doExportUrlsFor1Protocol(ServiceConfig.java:512)
at org.apache.dubbo.config.ServiceConfig.doExportUrls(ServiceConfig.java:357)
at org.apache.dubbo.config.ServiceConfig.doExport(ServiceConfig.java:316)
at org.apache.dubbo.config.ServiceConfig.export(ServiceConfig.java:215)
at org.apache.dubbo.config.spring.ServiceBean.onApplicationEvent(ServiceBean.java:114)
at org.apache.dubbo.config.spring.ServiceBean.onApplicationEvent(ServiceBean.java:49)
at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:172)
at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:165)
at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:139)
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:393)
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:347)
at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:883)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:546)
at org.springframework.context.support.ClassPathXmlApplicationContext.(ClassPathXmlApplicationContext.java:139)
at org.springframework.context.support.ClassPathXmlApplicationContext.(ClassPathXmlApplicationContext.java:93)
at org.apache.dubbo.demo.provider.Provider.main(Provider.java:29)