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Posted to notifications@dubbo.apache.org by GitBox <gi...@apache.org> on 2021/08/13 14:15:52 UTC
[GitHub] [dubbo] Mars-Shen opened a new issue #8498: 泛型调用时出现Service not found:com.alibaba.cloud.dubbo.service.DubboMetadataService, getMetadataInfo
Mars-Shen opened a new issue #8498:
URL: https://github.com/apache/dubbo/issues/8498
- [x] I have searched the [issues](https://github.com/apache/dubbo/issues) of this repository and believe that this is not a duplicate.
- [x] I have checked the [FAQ](https://github.com/apache/dubbo/blob/master/FAQ.md) of this repository and believe that this is not a duplicate.
### Environment
* Dubbo version: 2.7.13
* Operating System version: win 10
* Java version: 1.8
### Steps to reproduce this issue
1. dubbo通过泛型调用GenericService genericService = reference.get();时出现此问题, 提供端使用了spring cloud alibaba的spring-cloud-starter-dubbo, 其版本为2.1.4, 其dubbo版本为2.7.8
### Expected Result
What do you expected from the above steps？
正常调用, 没有异常
### Actual Result
What actually happens?
抛出warn异常, 但是依旧可以正常泛型调用成功,异常为
```
java.lang.IllegalArgumentException: Service not found:com.alibaba.cloud.dubbo.service.DubboMetadataService, getMetadataInfo
at org.apache.dubbo.rpc.protocol.dubbo.DecodeableRpcInvocation.decode(DecodeableRpcInvocation.java:134)
at org.apache.dubbo.rpc.protocol.dubbo.DecodeableRpcInvocation.decode(DecodeableRpcInvocation.java:80)
at org.apache.dubbo.remoting.transport.DecodeHandler.decode(DecodeHandler.java:57)
at org.apache.dubbo.remoting.transport.DecodeHandler.received(DecodeHandler.java:44)
at org.apache.dubbo.remoting.transport.dispatcher.ChannelEventRunnable.run(ChannelEventRunnable.java:57)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
at org.apache.dubbo.rpc.protocol.AsyncToSyncInvoker.invoke(AsyncToSyncInvoker.java:73)
at org.apache.dubbo.rpc.listener.ListenerInvokerWrapper.invoke(ListenerInvokerWrapper.java:78)
at org.apache.dubbo.monitor.support.MonitorFilter.invoke(MonitorFilter.java:91)
at org.apache.dubbo.rpc.protocol.FilterNode.invoke(FilterNode.java:61)
at org.apache.dubbo.rpc.protocol.dubbo.filter.FutureFilter.invoke(FutureFilter.java:52)
at org.apache.dubbo.rpc.protocol.FilterNode.invoke(FilterNode.java:61)
at org.apache.dubbo.rpc.filter.ConsumerContextFilter.invoke(ConsumerContextFilter.java:69)
at org.apache.dubbo.rpc.protocol.FilterNode.invoke(FilterNode.java:61)
at org.apache.dubbo.rpc.proxy.InvokerInvocationHandler.invoke(InvokerInvocationHandler.java:96)
at org.apache.dubbo.common.bytecode.proxy0.getMetadataInfo(proxy0.java)
at org.apache.dubbo.registry.client.event.listener.ServiceInstancesChangedListener.getMetadataInfo(ServiceInstancesChangedListener.java:181)
at org.apache.dubbo.registry.client.event.listener.ServiceInstancesChangedListener.onEvent(ServiceInstancesChangedListener.java:116)
at org.apache.dubbo.registry.client.ServiceDiscoveryRegistry.lambda$subscribeURLs$3(ServiceDiscoveryRegistry.java:337)
at java.lang.Iterable.forEach(Iterable.java:75)
at org.apache.dubbo.registry.client.ServiceDiscoveryRegistry.subscribeURLs(ServiceDiscoveryRegistry.java:334)
at org.apache.dubbo.registry.client.ServiceDiscoveryRegistry.doSubscribe(ServiceDiscoveryRegistry.java:269)
at org.apache.dubbo.registry.client.ServiceDiscoveryRegistry.subscribe(ServiceDiscoveryRegistry.java:256)
at org.apache.dubbo.registry.ListenerRegistryWrapper.subscribe(ListenerRegistryWrapper.java:105)
at org.apache.dubbo.registry.integration.DynamicDirectory.subscribe(DynamicDirectory.java:154)
at org.apache.dubbo.registry.integration.RegistryProtocol.doCreateInvoker(RegistryProtocol.java:525)
at org.apache.dubbo.registry.integration.InterfaceCompatibleRegistryProtocol.getServiceDiscoveryInvoker(InterfaceCompatibleRegistryProtocol.java:77)
at org.apache.dubbo.registry.client.migration.MigrationInvoker.refreshServiceDiscoveryInvoker(MigrationInvoker.java:295)
at org.apache.dubbo.registry.client.migration.MigrationInvoker.migrateToServiceDiscoveryInvoker(MigrationInvoker.java:112)
at org.apache.dubbo.registry.client.migration.MigrationRuleHandler.doMigrate(MigrationRuleHandler.java:58)
at org.apache.dubbo.registry.client.migration.MigrationRuleListener.onRefer(MigrationRuleListener.java:103)
at org.apache.dubbo.registry.integration.RegistryProtocol.interceptInvoker(RegistryProtocol.java:498)
at org.apache.dubbo.registry.integration.RegistryProtocol.doRefer(RegistryProtocol.java:483)
at org.apache.dubbo.registry.integration.RegistryProtocol.refer(RegistryProtocol.java:477)
at org.apache.dubbo.rpc.protocol.ProtocolListenerWrapper.refer(ProtocolListenerWrapper.java:72)
at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper.refer(ProtocolFilterWrapper.java:81)
at org.apache.dubbo.qos.protocol.QosProtocolWrapper.refer(QosProtocolWrapper.java:73)
at org.apache.dubbo.rpc.Protocol$Adaptive.refer(Protocol$Adaptive.java)
at org.apache.dubbo.config.ReferenceConfig.createProxy(ReferenceConfig.java:378)
at org.apache.dubbo.config.ReferenceConfig.init(ReferenceConfig.java:313)
at org.apache.dubbo.config.ReferenceConfig.get(ReferenceConfig.java:206)
```
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[GitHub] [dubbo] Mars-Shen closed issue #8498: 泛化调用时出现Service not found:com.alibaba.cloud.dubbo.service.DubboMetadataService, getMetadataInfo
Posted by GitBox <gi...@apache.org>.
Mars-Shen closed issue #8498:
URL: https://github.com/apache/dubbo/issues/8498
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[GitHub] [dubbo] Mars-Shen commented on issue #8498: 泛化调用时出现Service not found:com.alibaba.cloud.dubbo.service.DubboMetadataService, getMetadataInfo
Posted by GitBox <gi...@apache.org>.
Mars-Shen commented on issue #8498:
URL: https://github.com/apache/dubbo/issues/8498#issuecomment-898813937
引用了dubbo nacos依赖后接近问题
```
<dependency>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-registry-nacos</artifactId>
<version>${dubbo-registry-nacos.version}</version>
</dependency>
```
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[GitHub] [dubbo] Mars-Shen edited a comment on issue #8498: 泛化调用时出现Service not found:com.alibaba.cloud.dubbo.service.DubboMetadataService, getMetadataInfo
Posted by GitBox <gi...@apache.org>.
Mars-Shen edited a comment on issue #8498:
URL: https://github.com/apache/dubbo/issues/8498#issuecomment-898813937
引用了dubbo nacos依赖后解决问题
```
<dependency>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-registry-nacos</artifactId>
<version>${dubbo-registry-nacos.version}</version>
</dependency>
```
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