java - SOLR 的执行器运行状况检查给出错误创建名称为“solrClient”的 bean
问题描述
我有一个简单的 Spring Boot 应用程序,并希望包含 SOLR 的 Actuator 健康检查,但在运行它时似乎给出了错误。需要添加或配置的任何其他内容。
org.springframework.beans.factory.UnsatisfiedDependencyException:创建名为“actuatorConfiguration”的bean时出错:通过字段“solr”表示的依赖关系不满足;嵌套异常是 org.springframework.beans.factory.BeanCreationException:在类路径资源 [org/springframework/boot/autoconfigure/solr/SolrAutoConfiguration.class] 中定义名称为“solrClient”的 bean 创建时出错:通过工厂方法进行的 bean 实例化失败;嵌套异常是 org.springframework.beans.BeanInstantiationException:无法实例化 [org.apache.solr.client.solrj.SolrClient]:工厂方法“solrClient”抛出异常;嵌套异常是 java.lang.NoClassDefFoundError: org/apache/solr/client/solrj/impl/HttpSolrClient$Builder
- SolrHealthIndicator.java
import org.springframework.boot.actuate.health.AbstractHealthIndicator;
import org.springframework.boot.actuate.health.Health;
import org.springframework.boot.actuate.health.Status;
import org.apache.solr.client.solrj.SolrClient;
import org.apache.solr.client.solrj.request.CoreAdminRequest;
import org.apache.solr.client.solrj.response.CoreAdminResponse;
import org.apache.solr.common.params.CoreAdminParams;
public class SolrHealthIndicator extends AbstractHealthIndicator {
private final SolrClient solrClient;
public SolrHealthIndicator(SolrClient solrClient) {
super("Solr health check failed");
this.solrClient = solrClient;
}
@Override
protected void doHealthCheck(Health.Builder builder) throws Exception {
Object status = this.solrClient.ping().getResponse().get("status");
builder.up().withDetail("solrStatus", status);
// CoreAdminRequest request = new CoreAdminRequest();
// request.setAction(CoreAdminParams.CoreAdminAction.STATUS);
// CoreAdminResponse response = request.process(this.solrClient);
// int statusCode = response.getStatus();
// Status status = (statusCode != 0) ? Status.DOWN : Status.UP;
// builder.status(status).withDetail("status", statusCode);
}
}
- ActuatorConfiguration.java
import javax.inject.Inject;
import javax.inject.Named;
import org.apache.solr.client.solrj.SolrClient;
import org.springframework.boot.actuate.health.HealthIndicator;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration
public class ActuatorConfiguration {
@Inject
@Named("solrClient")
private SolrClient solr;
@ConditionalOnProperty(value = "solr.health.check.enabled",havingValue = "true")
@Bean(name = "SearchStorage")
public HealthIndicator solrHealthIndicator() {
return new SolrHealthIndicator(solr);
}
}
3)pom.xml
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.apache.solr</groupId>
<artifactId>solr-solrj</artifactId>
<version>5.4.0</version>
</dependency>
<dependency>
<groupId>org.apache.solr</groupId>
<artifactId>solr-core</artifactId>
<version>5.4.0</version>
</dependency>
<dependency>
<groupId>javax.inject</groupId>
<artifactId>javax.inject</artifactId>
<version>1</version>
</dependency>
4)完整的堆栈跟踪
2020-08-28 23:56:28.113 WARN 83950 --- [ main] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'actuatorConfiguration': Unsatisfied dependency expressed through field 'solr'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'solrClient' defined in class path resource [org/springframework/boot/autoconfigure/solr/SolrAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.solr.client.solrj.SolrClient]: Factory method 'solrClient' threw exception; nested exception is java.lang.NoClassDefFoundError: org/apache/solr/client/solrj/impl/HttpSolrClient$Builder
2020-08-28 23:56:28.116 INFO 83950 --- [ main] o.apache.catalina.core.StandardService : Stopping service [Tomcat]
2020-08-28 23:56:28.130 INFO 83950 --- [ main] ConditionEvaluationReportLoggingListener :
Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2020-08-28 23:56:28.134 ERROR 83950 --- [ main] o.s.boot.SpringApplication : Application run failed
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'actuatorConfiguration': Unsatisfied dependency expressed through field 'solr'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'solrClient' defined in class path resource [org/springframework/boot/autoconfigure/solr/SolrAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.solr.client.solrj.SolrClient]: Factory method 'solrClient' threw exception; nested exception is java.lang.NoClassDefFoundError: org/apache/solr/client/solrj/impl/HttpSolrClient$Builder
..
at com.test.sre.blue.BlueApplication.main(BlueApplication.java:18) ~[classes/:na]
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'solrClient' defined in class path resource [org/springframework/boot/autoconfigure/solr/SolrAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.solr.client.solrj.SolrClient]: Factory method 'solrClient' threw exception; nested exception is java.lang.NoClassDefFoundError: org/apache/solr/client/solrj/impl/HttpSolrClient$Builder
at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:655) ~[spring-beans-5.2.8.RELEASE.jar:5.2.8.RELEASE]
…..
... 20 common frames omitted
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.solr.client.solrj.SolrClient]: Factory method 'solrClient' threw exception; nested exception is java.lang.NoClassDefFoundError: org/apache/solr/client/solrj/impl/HttpSolrClient$Builder
at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:185) ~[spring-beans-5.2.8.RELEASE.jar:5.2.8.RELEASE]
at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:650) ~[spring-beans-5.2.8.RELEASE.jar:5.2.8.RELEASE]
... 33 common frames omitted
Caused by: java.lang.NoClassDefFoundError: org/apache/solr/client/solrj/impl/HttpSolrClient$Builder
at org.springframework.boot.autoconfigure.solr.SolrAutoConfiguration.solrClient(SolrAutoConfiguration.java:51) ~[spring-boot-autoconfigure-2.3.3.RELEASE.jar:2.3.3.RELEASE]
..at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154) ~[spring-beans-5.2.8.RELEASE.jar:5.2.8.RELEASE]
... 34 common frames omitted
Caused by: java.lang.ClassNotFoundException: org.apache.solr.client.solrj.impl.HttpSolrClient$Builder
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:581) ~[na:na]
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178) ~[na:na]
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522) ~[na:na]
... 40 common frames omitted
解决方案
你连接了 spring-boot-autoconfigure 它有 org.springframework.boot.autoconfigure.solr.SolrAutoConfiguration
这段代码正在尝试使用 Solr4。你在 pom.xml 中连接了 Solr5。
在 Solr5 中,org/apache/solr/client/solrj/impl/HttpSolrClient$Builder 被删除。
所以解决方案:
- 禁用 SolrAutoConfiguration。
我也不知道这一点,并找到了 如何在 Grails 3.0.2 中禁用 SolrAutoConfiguration.class 的解决方案
// Grails 4
@CompileStatic
@EnableAutoConfiguration(exclude = [org.springframework.boot.autoconfigure.solr.SolrAutoConfiguration.class])
class Application extends GrailsAutoConfiguration {
- 或更新库
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