org.neo4j.driver.v1.exceptions.ServiceUnavailableException: This can happen due to network instabili

最新推荐文章于 2024-10-16 17:01:24 发布

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最新推荐文章于 2024-10-16 17:01:24 发布 · 5.7k 阅读

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本文介绍了在Spring Boot应用中整合Neo4j时遇到的`DataAccessResourceFailureException`和`ConnectionException`错误，详细分析了错误原因，主要是由于尝试使用Bolt协议连接而未成功。解决方案是更改Neo4j配置，使用HTTP协议并指定正确端口7474。此外，还提供了相关的配置代码和测试用例作为参考。

org.springframework.dao.DataAccessResourceFailureException: Could not create driver instance; nested exception is org.neo4j.ogm.exception.ConnectionException: Could not create driver instance

   at org.springframework.data.neo4j.transaction.SessionFactoryUtils.convertOgmAccessException(SessionFactoryUtils.java:127)
   at org.springframework.data.neo4j.repository.support.Neo4jPersistenceExceptionTranslator.translateExceptionIfPossible(Neo4jPersistenceExceptionTranslator.java:29)
   at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
   at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:242)
   at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:153)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:185)
   at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:185)
   at org.springframework.data.repository.core.support.SurroundingTransactionDetectorMethodInterceptor.invoke(SurroundingTransactionDetectorMethodInterceptor.java:61)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:185)
   at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212)
   at com.sun.proxy.$Proxy167.getNeoNodeList(Unknown Source)
   at com.xxxx.xxx.neo4j.service.TestServiceTest.addUserNode(TestServiceTest.java:29)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
   at java.lang.reflect.Method.invoke(Method.java:498)
   at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
   at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
   at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
   at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
   at org.springframework.test.context.junit4.statements.RunBeforeTestExecutionCallbacks.evaluate(RunBeforeTestExecutionCallbacks.java:73)
   at org.springframework.test.context.junit4.statements.RunAfterTestExecutionCallbacks.evaluate(RunAfterTestExecutionCallbacks.java:83)
   at org.springframework.test.context.junit4.statements.RunBeforeTestMethodCallbacks.evaluate(RunBeforeTestMethodCallbacks.java:75)
   at org.springframework.test.context.junit4.statements.RunAfterTestMethodCallbacks.evaluate(RunAfterTestMethodCallbacks.java:86)
   at org.springframework.test.context.junit4.statements.SpringRepeat.evaluate(S

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