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我正在使用 Spring Boot 快速启动,并且想要建立与在同一台计算机上的 ubuntu VM 上运行的 cassandra 实例的连接,我在运行 Spring Boot 应用程序时收到此错误
. ____ _ __ _ _
/\\ / ___'_ __ _ _(_)_ __ __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
\\/ ___)| |_)| | | | | || (_| | ) ) ) )
' |____| .__|_| |_|_| |_\__, | / / / /
=========|_|==============|___/=/_/_/_/
:: Spring Boot :: (v2.0.5.RELEASE)
2018-11-08 18:00:10.671 INFO 12076 --- [ main] hello.Application : Starting Application on DESKTOP-OG0KPA1 with PID 12076 (C:\Users\omar_\Downloads\gs-spring-boot-master\gs-spring-boot-master\complete\target\classes started by omar_ in C:\Users\omar_\Downloads\gs-spring-boot-master\gs-spring-boot-master\complete)
2018-11-08 18:00:10.680 INFO 12076 --- [ main] hello.Application : No active profile set, falling back to default profiles: default
2018-11-08 18:00:10.966 INFO 12076 --- [ main] ConfigServletWebServerApplicationContext : Refreshing org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@60dcc9fe: startup date [Thu Nov 08 18:00:10 EET 2018]; root of context hierarchy
2018-11-08 18:00:12.701 INFO 12076 --- [ main] o.s.b.f.s.DefaultListableBeanFactory : Overriding bean definition for bean 'cassandraTemplate' with a different definition: replacing [Root bean: class [null]; scope=; abstract=false; lazyInit=false; autowireMode=3; dependencyCheck=0; autowireCandidate=true; primary=false; factoryBeanName=cassandraConfig; factoryMethodName=cassandraTemplate; initMethodName=null; destroyMethodName=(inferred); defined in class path resource [hello/CassandraConfig.class]] with [Root bean: class [null]; scope=; abstract=false; lazyInit=false; autowireMode=3; dependencyCheck=0; autowireCandidate=true; primary=false; factoryBeanName=org.springframework.boot.autoconfigure.data.cassandra.CassandraDataAutoConfiguration; factoryMethodName=cassandraTemplate; initMethodName=null; destroyMethodName=(inferred); defined in class path resource [org/springframework/boot/autoconfigure/data/cassandra/CassandraDataAutoConfiguration.class]]
2018-11-08 18:00:13.020 INFO 12076 --- [ main] .s.d.r.c.RepositoryConfigurationDelegate : Multiple Spring Data modules found, entering strict repository configuration mode!
2018-11-08 18:00:13.112 INFO 12076 --- [ main] .s.d.r.c.RepositoryConfigurationDelegate : Multiple Spring Data modules found, entering strict repository configuration mode!
2018-11-08 18:00:14.517 INFO 12076 --- [ main] o.s.b.w.embedded.tomcat.TomcatWebServer : Tomcat initialized with port(s): 8087 (http)
2018-11-08 18:00:14.560 INFO 12076 --- [ main] o.apache.catalina.core.StandardService : Starting service [Tomcat]
2018-11-08 18:00:14.561 INFO 12076 --- [ main] org.apache.catalina.core.StandardEngine : Starting Servlet Engine: Apache Tomcat/8.5.34
2018-11-08 18:00:14.570 INFO 12076 --- [ost-startStop-1] o.a.catalina.core.AprLifecycleListener : The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [C:\Program Files\Java\jdk1.8.0_121\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\Program Files\Dell\DW WLAN Card;C:\ProgramData\Oracle\Java\javapath;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\Program Files (x86)\Brackets\command;C:\Program Files (x86)\GtkSharp\2.12\bin;C:\Program Files (x86)\Git\cmd;C:\Program Files\nodejs\;C:\PostgreSQL\pg10\bin;C:\Program Files\PuTTY\;C:\WINDOWS\System32\OpenSSH\;D:\PostgreSQL\pg10\bin;C:\Users\omar_\Downloads\apache-maven-3.5.4-bin\apache-maven-3.5.4\bin;C:\Users\omar_\AppData\Local\atom\bin;C:\Users\omar_\AppData\Local\Microsoft\WindowsApps;C:\Users\omar_\AppData\Roaming\npm;C:\Program Files\Microsoft VS Code\bin;C:\Users\omar_\Downloads\apache-cassandra-3.11.3-bin\apache-cassandra-3.11.3\bin;C:\Python27;;.]
2018-11-08 18:00:14.775 INFO 12076 --- [ost-startStop-1] o.a.c.c.C.[Tomcat].[localhost].[/] : Initializing Spring embedded WebApplicationContext
2018-11-08 18:00:14.775 INFO 12076 --- [ost-startStop-1] o.s.web.context.ContextLoader : Root WebApplicationContext: initialization completed in 3830 ms
2018-11-08 18:00:15.491 ERROR 12076 --- [ost-startStop-1] o.s.b.web.embedded.tomcat.TomcatStarter : Error starting Tomcat context. Exception: org.springframework.beans.factory.BeanCreationException. Message: Error creating bean with name 'servletEndpointRegistrar' defined in class path resource [org/springframework/boot/actuate/autoconfigure/endpoint/web/ServletEndpointManagementContextConfiguration$WebMvcServletEndpointManagementContextConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.boot.actuate.endpoint.web.ServletEndpointRegistrar]: Factory method 'servletEndpointRegistrar' threw exception; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'healthEndpoint' defined in class path resource [org/springframework/boot/actuate/autoconfigure/health/HealthEndpointConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.boot.actuate.health.HealthEndpoint]: Factory method 'healthEndpoint' threw exception; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'org.springframework.boot.actuate.autoconfigure.cassandra.CassandraHealthIndicatorAutoConfiguration': Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'org.springframework.boot.autoconfigure.data.cassandra.CassandraDataAutoConfiguration': Unsatisfied dependency expressed through constructor parameter 2; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'cluster' defined in class path resource [hello/CassandraConfig.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.data.cassandra.config.CassandraClusterFactoryBean]: Factory method 'cluster' threw exception; nested exception is java.lang.NumberFormatException: null
2018-11-08 18:00:15.522 INFO 12076 --- [ main] o.apache.catalina.core.StandardService : Stopping service [Tomcat]
2018-11-08 18:00:15.534 WARN 12076 --- [ main] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.context.ApplicationContextException: Unable to start web server; nested exception is org.springframework.boot.web.server.WebServerException: Unable to start embedded Tomcat
2018-11-08 18:00:15.560 INFO 12076 --- [ main] ConditionEvaluationReportLoggingListener :
Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2018-11-08 18:00:15.583 ERROR 12076 --- [ main] o.s.boot.SpringApplication : Application run failed
org.springframework.context.ApplicationContextException: Unable to start web server; nested exception is org.springframework.boot.web.server.WebServerException: Unable to start embedded Tomcat
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.onRefresh(ServletWebServerApplicationContext.java:155) ~[spring-boot-2.0.5.RELEASE.jar:2.0.5.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:544) ~[spring-context-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:140) ~[spring-boot-2.0.5.RELEASE.jar:2.0.5.RELEASE]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:780) [spring-boot-2.0.5.RELEASE.jar:2.0.5.RELEASE]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:412) [spring-boot-2.0.5.RELEASE.jar:2.0.5.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:333) [spring-boot-2.0.5.RELEASE.jar:2.0.5.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1277) [spring-boot-2.0.5.RELEASE.jar:2.0.5.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1265) [spring-boot-2.0.5.RELEASE.jar:2.0.5.RELEASE]
at hello.Application.main(Application.java:15) [classes/:na]
Caused by: java.lang.NumberFormatException: null
at java.lang.Integer.parseInt(Integer.java:542) ~[na:1.8.0_121]
at java.lang.Integer.parseInt(Integer.java:615) ~[na:1.8.0_121]
at hello.CassandraConfig.cluster(CassandraConfig.java:32) ~[classes/:na]
at hello.CassandraConfig$$EnhancerBySpringCGLIB$$bf5637d0.CGLIB$cluster$0(<generated>) ~[classes/:na]
at hello.CassandraConfig$$EnhancerBySpringCGLIB$$bf5637d0$$FastClassBySpringCGLIB$$bfd61920.invoke(<generated>) ~[classes/:na]
at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:228) ~[spring-core-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:365) ~[spring-context-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at hello.CassandraConfig$$EnhancerBySpringCGLIB$$bf5637d0.cluster(<generated>) ~[classes/:na]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_121]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_121]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_121]
at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_121]
at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154) ~[spring-beans-5.0.9.RELEASE.jar:5.0.9.RELEASE]
... 122 common frames omitted
Process finished with exit code 1
这是我的 pom.xml:
<?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>org.springframework</groupId>
<artifactId>gs-spring-boot</artifactId>
<version>0.1.0</version>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.5.RELEASE</version>
</parent>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!-- tag::actuator[] -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
<!-- end::actuator[] -->
<!-- tag::tests[] -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>org.geotools</groupId>
<artifactId>gt-opengis</artifactId>
</dependency>
<dependency>
<groupId>org.geotools</groupId>
<artifactId>gt-data</artifactId>
</dependency>
<dependency>
<groupId>org.geotools</groupId>
<artifactId>gt-epsg-hsql</artifactId>
</dependency>
<dependency>
<groupId>org.geotools</groupId>
<artifactId>gt-wfs-ng</artifactId>
<version>${gt.version}</version>
</dependency>
<!--<dependency>-->
<!--<groupId>org.apache.cassandra</groupId>-->
<!--<artifactId>cassandra-all</artifactId>-->
<!--<version>3.11.3</version>-->
<!--</dependency>-->
<!--<dependency>-->
<!--<groupId>com.datastax.cassandra</groupId>-->
<!--<artifactId>cassandra-driver-core</artifactId>-->
<!--<version>3.6.0</version>-->
<!--</dependency>-->
<!--<dependency>-->
<!--<groupId>org.springframework.data</groupId>-->
<!--<artifactId>spring-data-cassandra</artifactId>-->
<!--</dependency>-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-cassandra</artifactId>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
</dependency>
<dependency>
<groupId>com.datastax.cassandra</groupId>
<artifactId>cassandra-driver-core</artifactId>
<version>3.6.0</version>
</dependency>
<dependency>
<groupId>com.datastax.cassandra</groupId>
<artifactId>cassandra-driver-mapping</artifactId>
<version>3.6.0</version>
</dependency>
<dependency>
<groupId>commons-io</groupId>
<artifactId>commons-io</artifactId>
<version>2.4</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>3.7</version>
</dependency>
<!--<dependency>-->
<!--<groupId>org.cassandraunit</groupId>-->
<!--<artifactId>cassandra-unit-spring</artifactId>-->
<!--<version>${cassandra-unit-spring.version}</version>-->
<!--<scope>test</scope>-->
<!--<exclusions>-->
<!--<exclusion>-->
<!--<groupId>org.cassandraunit</groupId>-->
<!--<artifactId>cassandra-unit</artifactId>-->
<!--</exclusion>-->
<!--</exclusions>-->
<!--</dependency>-->
<!--<dependency>-->
<!--<groupId>org.cassandraunit</groupId>-->
<!--<artifactId>cassandra-unit-shaded</artifactId>-->
<!--<version>${cassandra-unit-shaded.version}</version>-->
<!--<scope>test</scope>-->
<!--</dependency>-->
<!--<dependency>-->
<!--<groupId>org.hectorclient</groupId>-->
<!--<artifactId>hector-core</artifactId>-->
<!--<version>${hector-core.version}</version>-->
<!--<exclusions>-->
<!--<exclusion>-->
<!--<artifactId>commons-logging</artifactId>-->
<!--<groupId>commons-logging</groupId>-->
<!--</exclusion>-->
<!--</exclusions>-->
<!--</dependency>-->
<!--<dependency>-->
<!--<groupId>com.datastax.cassandra</groupId>-->
<!--<artifactId>cassandra-driver-core</artifactId>-->
<!--<version>${cassandra-driver-core.version}</version>-->
<!--<optional>true</optional>-->
<!--</dependency>-->
<!-- end::tests[] -->
</dependencies>
<properties>
<java.version>1.8</java.version>
<cassandra-driver-core.version>3.6.0</cassandra-driver-core.version>
<cassandra-unit-spring.version>2.1.9.2</cassandra-unit-spring.version>
<cassandra-unit-shaded.version>2.1.9.2</cassandra-unit-shaded.version>
<hector-core.version>2.0-0</hector-core.version>
<guava.version>19.0</guava.version>
<gt.version>18.0</gt.version>
</properties>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
<plugin>
<artifactId>maven-failsafe-plugin</artifactId>
<executions>
<execution>
<goals>
<goal>integration-test</goal>
<goal>verify</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
<repositories>
<repository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</repository>
<repository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
<pluginRepositories>
<pluginRepository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</pluginRepository>
<pluginRepository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</pluginRepository>
</pluginRepositories>
</project>
我已经设置了一个 cassandra.properties 文件来设置主机、端口和键空间名称,还有一个 cassandra 配置 java 类来设置连接参数以连接到集群这是文件:
package hello;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.env.Environment;
import org.springframework.data.cassandra.config.AbstractCassandraConfiguration;
import org.springframework.data.cassandra.config.CassandraClusterFactoryBean;
import org.springframework.data.cassandra.core.mapping.BasicCassandraMappingContext;
import org.springframework.data.cassandra.core.mapping.CassandraMappingContext;
@Configuration
public class CassandraConfig extends AbstractCassandraConfiguration {
private static final Log LOGGER = LogFactory.getLog(CassandraConfig.class);
@Autowired
private Environment environment;
@Override
protected String getKeyspaceName() {
return environment.getProperty("spring.data.cassandra.keyspace-name");
}
@Override
@Bean
public CassandraClusterFactoryBean cluster() {
final CassandraClusterFactoryBean cluster = new CassandraClusterFactoryBean();
cluster.setContactPoints(environment.getProperty("spring.data.cassandra.contact-points"));
cluster.setPort(Integer.parseInt(environment.getProperty("spring.data.cassandra.port")));
LOGGER.info("Cluster created with contact points [" + environment.getProperty("spring.data.cassandra.contact-points") + "] " + "& port [" + Integer.parseInt(environment.getProperty("spring.data.cassandra.port")) + "].");
return cluster;
}
//
// @Bean
// public CassandraClusterFactoryBean cluster() {
// CassandraClusterFactoryBean cluster =
// new CassandraClusterFactoryBean();
// cluster.setContactPoints("192.168.164.130");
// cluster.setPort(9042);
// return cluster;
// }
@Override
@Bean
public CassandraMappingContext cassandraMapping() throws ClassNotFoundException {
return new BasicCassandraMappingContext();
}
// @Bean
// public CassandraMappingContext cassandraMapping()
// throws ClassNotFoundException {
// return new BasicCassandraMappingContext();
// }
}
我还缺少什么?
编辑:事实证明,我必须将 vm 主机中 cassandra.yml 文件中的 rpc_address 从 localhost 更改为 vm IP 地址,因此它暴露于外部连接
最佳答案
您的 spring.data.cassandra.port 丢失或为空。您可以更改为以下代码,这样如果它不存在,则代码将使用默认值
@Value("${spring.data.cassandra.port: <cassandra port/9042>}")
private int port;
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