nacos-discovery包名层级问题解决

问题

Parameter 0 of method ribbonServerList in com.alibaba.cloud.nacos.ribbon.NacosRibbonClientConfiguration required a bean of type 'com.netflix.client.config.IClientConfig' that could not be found.

使用 com 包名层级运行

运行结果：

2021-01-07 11:17:09.441  INFO 3848 --- [  restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : Devtools property defaults active! Set 'spring.devtools.add-properties' to 'false' to disable
  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::       (v2.2.12.RELEASE)
2021-01-07 11:17:10.294  INFO 3848 --- [  restartedMain] com.OrderNacosMain83                     : No active profile set, falling back to default profiles: default
2021-01-07 11:17:13.128  WARN 3848 --- [  restartedMain] o.s.boot.actuate.endpoint.EndpointId     : Endpoint ID 'nacos-discovery' contains invalid characters, please migrate to a valid format.
2021-01-07 11:17:13.430  WARN 3848 --- [  restartedMain] o.s.boot.actuate.endpoint.EndpointId     : Endpoint ID 'service-registry' contains invalid characters, please migrate to a valid format.
2021-01-07 11:17:13.688  INFO 3848 --- [  restartedMain] o.s.cloud.context.scope.GenericScope     : BeanFactory id=17c50fdc-ef7b-36a2-a80c-63c33ed55773
2021-01-07 11:17:14.573  INFO 3848 --- [  restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 83 (http)
2021-01-07 11:17:14.591  INFO 3848 --- [  restartedMain] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
2021-01-07 11:17:14.591  INFO 3848 --- [  restartedMain] org.apache.catalina.core.StandardEngine  : Starting Servlet engine: [Apache Tomcat/9.0.41]
2021-01-07 11:17:14.772  INFO 3848 --- [  restartedMain] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
2021-01-07 11:17:14.773  INFO 3848 --- [  restartedMain] w.s.c.ServletWebServerApplicationContext : Root WebApplicationContext: initialization completed in 4452 ms
2021-01-07 11:17:15.216  WARN 3848 --- [  restartedMain] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'ribbonServerList' defined in class path resource [com/alibaba/cloud/nacos/ribbon/NacosRibbonClientConfiguration.class]: Unsatisfied dependency expressed through method 'ribbonServerList' parameter 0; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'com.netflix.client.config.IClientConfig' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {}
2021-01-07 11:17:15.220  INFO 3848 --- [  restartedMain] o.apache.catalina.core.StandardService   : Stopping service [Tomcat]
2021-01-07 11:17:15.245  INFO 3848 --- [  restartedMain] ConditionEvaluationReportLoggingListener : 
Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2021-01-07 11:17:15.577 ERROR 3848 --- [  restartedMain] o.s.b.d.LoggingFailureAnalysisReporter   : 
***************************
APPLICATION FAILED TO START
***************************
Description:
Parameter 0 of method ribbonServerList in com.alibaba.cloud.nacos.ribbon.NacosRibbonClientConfiguration required a bean of type 'com.netflix.client.config.IClientConfig' that could not be found.
Action:
Consider defining a bean of type 'com.netflix.client.config.IClientConfig' in your configuration.

使用 com.xxx 包名层级运行

运行结果：

2021-01-07 11:17:09.441  INFO 3848 --- [  restartedMain] .e.DevToolsPropertyDefaultsPostProcessor

: Devtools property defaults active! Set 'spring.devtools.add-properties' to 'false' to disable

  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::       (v2.2.12.RELEASE)

2021-01-07 11:17:10.294  INFO 3848 --- [  restartedMain] com.OrderNacosMain83                     : No active profile set, falling back to default profiles: default
2021-01-07 11:17:13.128  WARN 3848 --- [  restartedMain] o.s.boot.actuate.endpoint.EndpointId     : Endpoint ID 'nacos-discovery' contains invalid characters, please migrate to a valid format.
2021-01-07 11:17:13.430  WARN 3848 --- [  restartedMain] o.s.boot.actuate.endpoint.EndpointId     : Endpoint ID 'service-registry' contains invalid characters, please migrate to a valid format.
2021-01-07 11:17:13.688  INFO 3848 --- [  restartedMain] o.s.cloud.context.scope.GenericScope     : BeanFactory

解决办法

使用多层级包名来运行项目

此项目使用版本

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com</groupId>
    <artifactId>stu-alibaba</artifactId>
    <packaging>pom</packaging>
    <version>1.0-SNAPSHOT</version>
    <properties>
        <maven.compiler.source>15</maven.compiler.source>
        <maven.compiler.target>15</maven.compiler.target>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
       <spring-cloud.version>Hoxton.SR8</spring-cloud.version>
       <spring-boot.version>2.2.12.RELEASE</spring-boot.version>
       <spring-cloud-alibaba.version>2.2.3.RELEASE</spring-cloud-alibaba.version>
    </properties>
    <dependencyManagement>
        <dependencies>
            <dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-dependencies</artifactId>
                <version>${spring-cloud.version}</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-dependencies</artifactId>
                <version>${spring-boot.version}</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
            <dependency>
                <groupId>com.alibaba.cloud</groupId>
                <artifactId>spring-cloud-alibaba-dependencies</artifactId>
                <version>${spring-cloud-alibaba.version}</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
        </dependencies>
    </dependencyManagement>
    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
                <version>2.4.0</version>
            </plugin>
        </plugins>
    </build>
</project>

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