[SPRING] 메서드에 대한 쿼리 메타 모델을 만들지 못했습니다. public abstract java.util.Optional
SPRING메서드에 대한 쿼리 메타 모델을 만들지 못했습니다. public abstract java.util.Optional
라이브러리 버전에 어려움을 겪은 후, 내가 붙어있는 지점까지 갔다. 비슷한 질문이 적용되지 않는 것으로 보입니다. 3 년이 되었기 때문에 많은 새로운 버전의 것들을 사용하고 있으며, 옵션 <>에 대해 불평하고 있습니다. My Gradle file : https://github.com/JetForMe/spring-hoa/blob/master/build.gradle?ts=4
public
interface
UserRepository
extends JpaRepository<User, Long>
{
Optional<User> findByLogin(String inLogin);
}
엔티티에 대한
@Entity public class User
{
public
User(String inLogin, String inClearPassword)
{
mLogin = inLogin;
mEncryptedPassword = inClearPassword; // TODO
}
public Long getId() { return mId; }
public String getLogin() { return mLogin; }
@Id
@GeneratedValue
private Long mId;
@JsonIgnore
public String mEncryptedPassword;
public String mLogin;
}
전체 로그 :
$ gradle bootRun
:compileJava UP-TO-DATE
:processResources UP-TO-DATE
:classes UP-TO-DATE
:findMainClass
:bootRun
Oct 25, 2016 4:10:55 AM com.latencyzero.hoa.Application main
INFO: Launched!
Oct 25, 2016 4:10:56 AM com.latencyzero.hoa.Application main
INFO: Launched!
2016-10-25 04:10:56.857 INFO 1142 --- [ restartedMain] s.c.a.AnnotationConfigApplicationContext : Refreshing org.springframework.context.annotation.AnnotationConfigApplicationContext@62419c38: startup date [Tue Oct 25 04:10:56 PDT 2016]; root of context hierarchy
2016-10-25 04:10:57.125 INFO 1142 --- [ restartedMain] trationDelegate$BeanPostProcessorChecker : Bean 'configurationPropertiesRebinderAutoConfiguration' of type [class org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$a730500e] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
. ____ _ __ _ _
/\\ / ___'_ __ _ _(_)_ __ __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
\\/ ___)| |_)| | | | | || (_| | ) ) ) )
' |____| .__|_| |_|_| |_\__, | / / / /
=========|_|==============|___/=/_/_/_/
:: Spring Boot :: (v1.4.1.RELEASE)
2016-10-25 04:10:57.334 INFO 1142 --- [ restartedMain] com.latencyzero.hoa.Application : No active profile set, falling back to default profiles: default
2016-10-25 04:10:57.343 INFO 1142 --- [ restartedMain] ationConfigEmbeddedWebApplicationContext : Refreshing org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext@1b543bc9: startup date [Tue Oct 25 04:10:57 PDT 2016]; parent: org.springframework.context.annotation.AnnotationConfigApplicationContext@62419c38
2016-10-25 04:10:58.512 INFO 1142 --- [ restartedMain] o.s.b.f.s.DefaultListableBeanFactory : Overriding bean definition for bean 'ignoredPathsWebSecurityConfigurerAdapter' with a different definition: replacing [Root bean: class [null]; scope=; abstract=false; lazyInit=false; autowireMode=3; dependencyCheck=0; autowireCandidate=true; primary=false; factoryBeanName=org.springframework.boot.autoconfigure.security.SpringBootWebSecurityConfiguration; factoryMethodName=ignoredPathsWebSecurityConfigurerAdapter; initMethodName=null; destroyMethodName=(inferred); defined in class path resource [org/springframework/boot/autoconfigure/security/SpringBootWebSecurityConfiguration.class]] with [Root bean: class [null]; scope=; abstract=false; lazyInit=false; autowireMode=3; dependencyCheck=0; autowireCandidate=true; primary=false; factoryBeanName=org.springframework.boot.actuate.autoconfigure.ManagementWebSecurityAutoConfiguration; factoryMethodName=ignoredPathsWebSecurityConfigurerAdapter; initMethodName=null; destroyMethodName=(inferred); defined in class path resource [org/springframework/boot/actuate/autoconfigure/ManagementWebSecurityAutoConfiguration.class]]
2016-10-25 04:10:58.691 INFO 1142 --- [ restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Multiple Spring Data modules found, entering strict repository configuration mode!
2016-10-25 04:10:58.761 INFO 1142 --- [ restartedMain] .s.d.r.c.RepositoryConfigurationDelegate : Multiple Spring Data modules found, entering strict repository configuration mode!
2016-10-25 04:10:58.766 INFO 1142 --- [ restartedMain] .RepositoryConfigurationExtensionSupport : Spring Data MongoDB - Could not safely identify store assignment for repository candidate interface com.latencyzero.hoa.UserRepository.
2016-10-25 04:10:58.847 WARN 1142 --- [ restartedMain] o.s.c.a.ConfigurationClassPostProcessor : Cannot enhance @Configuration bean definition 'refreshScope' since its singleton instance has been created too early. The typical cause is a non-static @Bean method with a BeanDefinitionRegistryPostProcessor return type: Consider declaring such methods as 'static'.
2016-10-25 04:10:59.062 INFO 1142 --- [ restartedMain] o.s.cloud.context.scope.GenericScope : BeanFactory id=f74c8b81-5f49-333e-bb6b-335bfdc05d6d
2016-10-25 04:10:59.181 INFO 1142 --- [ restartedMain] trationDelegate$BeanPostProcessorChecker : Bean 'org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration' of type [class org.springframework.transaction.annotation.ProxyTransactionManagementConfiguration$$EnhancerBySpringCGLIB$$8b164d11] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2016-10-25 04:10:59.226 INFO 1142 --- [ restartedMain] trationDelegate$BeanPostProcessorChecker : Bean 'org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration' of type [class org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$a730500e] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2016-10-25 04:10:59.740 INFO 1142 --- [ restartedMain] s.b.c.e.t.TomcatEmbeddedServletContainer : Tomcat initialized with port(s): 8080 (http)
2016-10-25 04:10:59.757 INFO 1142 --- [ restartedMain] o.apache.catalina.core.StandardService : Starting service Tomcat
2016-10-25 04:10:59.759 INFO 1142 --- [ restartedMain] org.apache.catalina.core.StandardEngine : Starting Servlet Engine: Apache Tomcat/8.5.5
2016-10-25 04:10:59.860 INFO 1142 --- [ost-startStop-1] o.a.c.c.C.[Tomcat].[localhost].[/] : Initializing Spring embedded WebApplicationContext
2016-10-25 04:10:59.860 INFO 1142 --- [ost-startStop-1] o.s.web.context.ContextLoader : Root WebApplicationContext: initialization completed in 2517 ms
2016-10-25 04:11:00.203 INFO 1142 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'metricsFilter' to: [/*]
2016-10-25 04:11:00.204 INFO 1142 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'characterEncodingFilter' to: [/*]
2016-10-25 04:11:00.204 INFO 1142 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'hiddenHttpMethodFilter' to: [/*]
2016-10-25 04:11:00.204 INFO 1142 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'httpPutFormContentFilter' to: [/*]
2016-10-25 04:11:00.204 INFO 1142 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'requestContextFilter' to: [/*]
2016-10-25 04:11:00.206 INFO 1142 --- [ost-startStop-1] .s.DelegatingFilterProxyRegistrationBean : Mapping filter: 'springSecurityFilterChain' to: [/*]
2016-10-25 04:11:00.206 INFO 1142 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'webRequestLoggingFilter' to: [/*]
2016-10-25 04:11:00.206 INFO 1142 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'applicationContextIdFilter' to: [/*]
2016-10-25 04:11:00.206 INFO 1142 --- [ost-startStop-1] o.s.b.w.servlet.ServletRegistrationBean : Mapping servlet: 'dispatcherServlet' to [/]
2016-10-25 04:11:00.208 INFO 1142 --- [ost-startStop-1] o.s.b.w.servlet.ServletRegistrationBean : Mapping servlet: 'webServlet' to [/h2-console/*]
2016-10-25 04:11:00.666 INFO 1142 --- [ restartedMain] j.LocalContainerEntityManagerFactoryBean : Building JPA container EntityManagerFactory for persistence unit 'default'
2016-10-25 04:11:00.680 INFO 1142 --- [ restartedMain] o.hibernate.jpa.internal.util.LogHelper : HHH000204: Processing PersistenceUnitInfo [
name: default
...]
2016-10-25 04:11:00.747 INFO 1142 --- [ restartedMain] org.hibernate.Version : HHH000412: Hibernate Core {5.0.11.Final}
2016-10-25 04:11:00.748 INFO 1142 --- [ restartedMain] org.hibernate.cfg.Environment : HHH000206: hibernate.properties not found
2016-10-25 04:11:00.750 INFO 1142 --- [ restartedMain] org.hibernate.cfg.Environment : HHH000021: Bytecode provider name : javassist
2016-10-25 04:11:00.787 INFO 1142 --- [ restartedMain] o.hibernate.annotations.common.Version : HCANN000001: Hibernate Commons Annotations {5.0.1.Final}
2016-10-25 04:11:00.986 INFO 1142 --- [ restartedMain] org.hibernate.dialect.Dialect : HHH000400: Using dialect: org.hibernate.dialect.H2Dialect
2016-10-25 04:11:01.309 INFO 1142 --- [ restartedMain] org.hibernate.tuple.PojoInstantiator : HHH000182: No default (no-argument) constructor for class: com.latencyzero.hoa.User (class must be instantiated by Interceptor)
2016-10-25 04:11:01.385 INFO 1142 --- [ restartedMain] org.hibernate.tool.hbm2ddl.SchemaExport : HHH000227: Running hbm2ddl schema export
2016-10-25 04:11:01.393 INFO 1142 --- [ restartedMain] org.hibernate.tool.hbm2ddl.SchemaExport : HHH000230: Schema export complete
2016-10-25 04:11:01.434 INFO 1142 --- [ restartedMain] j.LocalContainerEntityManagerFactoryBean : Initialized JPA EntityManagerFactory for persistence unit 'default'
2016-10-25 04:11:01.675 WARN 1142 --- [ restartedMain] ationConfigEmbeddedWebApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'userController' defined in file [/Users/rmann/Projects/HOA/spring-hoa/build/classes/main/com/latencyzero/hoa/UserController.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'userRepository': Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: Could not create query metamodel for method public abstract java.util.Optional com.latencyzero.hoa.UserRepository.findByLogin(java.lang.String)!
2016-10-25 04:11:01.675 INFO 1142 --- [ restartedMain] j.LocalContainerEntityManagerFactoryBean : Closing JPA EntityManagerFactory for persistence unit 'default'
2016-10-25 04:11:01.675 INFO 1142 --- [ restartedMain] org.hibernate.tool.hbm2ddl.SchemaExport : HHH000227: Running hbm2ddl schema export
2016-10-25 04:11:01.678 INFO 1142 --- [ restartedMain] org.hibernate.tool.hbm2ddl.SchemaExport : HHH000230: Schema export complete
2016-10-25 04:11:01.682 INFO 1142 --- [ restartedMain] o.apache.catalina.core.StandardService : Stopping service Tomcat
2016-10-25 04:11:01.705 INFO 1142 --- [ restartedMain] utoConfigurationReportLoggingInitializer :
Error starting ApplicationContext. To display the auto-configuration report re-run your application with 'debug' enabled.
2016-10-25 04:11:01.729 ERROR 1142 --- [ restartedMain] o.s.boot.SpringApplication : Application startup failed
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'userController' defined in file [/Users/rmann/Projects/HOA/spring-hoa/build/classes/main/com/latencyzero/hoa/UserController.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'userRepository': Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: Could not create query metamodel for method public abstract java.util.Optional com.latencyzero.hoa.UserRepository.findByLogin(java.lang.String)!
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:749) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:189) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1148) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1051) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:510) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeay.java:306) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:751) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:861) ~[spring-context-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:541) ~[spring-context-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:122) ~[spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:761) [spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:371) [spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:315) [spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1186) [spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1175) [spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE]
at com.latencyzero.hoa.Application.main(Application.java:46) [main/:na]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_45]
at lect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_45]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_45]
at java.lang.reflect.Method.invoke(Method.java:497) ~[na:1.8.0_45]
at org.springframework.boot.devtools.restart.RestartLauncher.run(RestartLauncher.java:49) [spring-boot-devtools-1.4.1.RELEASE.jar:1.4.1.RELEASE]
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'userRepository': Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: Could not create query metamodel for method public abstract java.util.Optional com.latencyzero.hoa.UserRepository.findByLogin(java.lang.String)!
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1583) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:545) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:202) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DepDescriptor.java:207) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1128) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1056) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:835) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:741) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
... 24 common frames omitted
Caused by: java.lang.IllegalArgumentException: Could not create query metamodel for method public abstract java.util.Optional com.latencyzero.hoa.UserRepository.findByLogin(java.lang.String)!
at org.springframework.data.jpa.repository.query.JpaQueryLookupStrategy$CreateQueryLookupStrategy.resolveQuery(JpaQueryLookupStrategy.java:106) ~[spring-data-jpa-1.10.4.RELEASE.jar:na]
at org.springframework.data.jpa.repository.query.JpaQueryLookupStrategy$CreateIfNotFoundQueryLookupStrategy.resolveQuery(JpaQueryLookupStrategy.java:214) ~[spring-data-jpa-1.10.4.RELEASE.jar:na]
at org.springframework.data.jpa.repository.query.JpaQueryLookupStrategy$AbstractQueryLookupStrategy.resolveQuery(JpaQueryLookupStrategy.java:77) ~[spring-data-jpa-1.10.4.RELEASE.jar:na]
at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.<init>(RepositoryFactorySupport.java:435) ~[spring-data-commons-1.12.3.RELEASE.jar:na]
at org.springframework.data.repository.core.support.RepositoryFactorySupport.getRepository(RepositoryFactorySupport.java:220) ~[spring-data-commons-1.12.3.RELEASE.jar:na]
at org.springframework.data.repository.core.support.RepositoryFactoryBeanSupport.initAndReturn(RepositoryFactoryBeanSupport66) ~[spring-data-commons-1.12.3.RELEASE.jar:na]
at org.springframework.data.repository.core.support.RepositoryFactoryBeanSupport.afterPropertiesSet(RepositoryFactoryBeanSupport.java:252) ~[spring-data-commons-1.12.3.RELEASE.jar:na]
at org.springframework.data.jpa.repository.support.JpaRepositoryFactoryBean.afterPropertiesSet(JpaRepositoryFactoryBean.java:92) ~[spring-data-jpa-1.10.4.RELEASE.jar:na]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1642) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1579) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
... 35 common frames omitted
Caused by: java.lang.IllegalArgumentException: Unable to locate Attribute with the the given name [login] on this ManagedType [com.latencyzero.hoa.User]
at org.hibernate.jpa.internal.metamodel.AbstractManagedType.checkNotNull(AbstractManagedType.java:128) ~[hibernate-entitymanager-5.0.11.Final.jar:5.0.11.Final]
at org.hibernate.jpa.internal.metamodel.AbstractManagedType.getAttribute(AbstractManagedType.java:113) ~[hibernate-entitymanager-5.0.11.Final.jar:5.0.11.Final]
at org.springframework.data.jpa.repository.query.QueryUtils.toExpressionRecursively(QueryUtils.java:566) ~[spring-data-jpa-1.10.4.RELEASE.jar:na]
at org.springframework.data.jpa.repository.query.JpaQueryCreator$PredicateBuilder.getTypedPath(JpaQueryCreator.java:334) ~[spring-data-jpa-1.10.4.RELEASE.jar:na]
at org.springframework.data.jpa.repository.query.JpaQueryCreator$PredicateBuilder.build(JpaQueryCreator.java:277) ~[spring-data-jpa-1.10.4.RELEASE.jar:na]
at org.springframework.data.jpa.repository.query.JpaQueryCreator.toPredicate(JpaQueryCreator.java:182) ~[spring-data-jpa-1.10.4.RELEASE.jar:na]
at org.springframework.data.jpa.repository.query.JpaQueryCreator.create(JpaQueryCreator.java:109) ~[spring-data-jpa-1.10.4.RELEASE.jar:na]
org.springframework.data.jpa.repository.query.JpaQueryCreator.create(JpaQueryCreator.java:49) ~[spring-data-jpa-1.10.4.RELEASE.jar:na]
at org.springframework.data.repository.query.parser.AbstractQueryCreator.createCriteria(AbstractQueryCreator.java:109) ~[spring-data-commons-1.12.3.RELEASE.jar:na]
at org.springframework.data.repository.query.parser.AbstractQueryCreator.createQuery(AbstractQueryCreator.java:88) ~[spring-data-commons-1.12.3.RELEASE.jar:na]
at org.springframework.data.repository.query.parser.AbstractQueryCreator.createQuery(AbstractQueryCreator.java:73) ~[spring-data-commons-1.12.3.RELEASE.jar:na]
at org.springframework.data.jpa.repository.query.PartTreeJpaQuery$QueryPreparer.<init>(PartTreeJpaQuery.java:118) ~[spring-data-jpa-1.10.4.RELEASE.jar:na]
at org.springframework.data.jpa.repository.query.PartTreeJpaQuery$CountQueryPreparer.<init>(PartTreeJpaQuery.java:241) ~[spring-data-jpa-1.10.4.RELEASE.jar:na]
at org.springframework.data.jpa.repository.query.PartTreeJpaQuery.<init>(PartTreeJpaQuery.java:68) ~[spring-data-jpa-1.10.4.RELEASE.jar:na]
at org.springframework.data.jpa.repository.query.JpaQueryLookupStrategy$CreateQueryLookupStrategy.resolveQuery(JpaQueryLookupStrategy.java:103) ~[spring-data-jpa-1.10.4.RELEASE.jar:na]
... 44 common frames omitted
BUILD SUCCESSFUL
Total time: 12.328 secs
해결법
-
==============================
1.findByLogin 메소드의 이름을 findByMLogin으로 대체하십시오. 여기서 사용되는 패턴은 findByXXX입니다. 여기서 XXX는 멤버 필드의 이름입니다.
findByLogin 메소드의 이름을 findByMLogin으로 대체하십시오. 여기서 사용되는 패턴은 findByXXX입니다. 여기서 XXX는 멤버 필드의 이름입니다.
-
==============================
2.나는 문제가 spring-data-jpa 버전에 있다고 생각한다. Optional <>을 사용하려면 1.6.0.RELEASE 이상을 사용해야합니다. 이 변경 로그를 확인하십시오.
나는 문제가 spring-data-jpa 버전에 있다고 생각한다. Optional <>을 사용하려면 1.6.0.RELEASE 이상을 사용해야합니다. 이 변경 로그를 확인하십시오.
-
==============================
3.나도 같은 오류가 친절하게 도와주고있다.
나도 같은 오류가 친절하게 도와주고있다.
제 경우에는 2 엔티티 클래스에서 topicID를 가져옵니다. PFB.
주제는 주제가 CourseData 클래스의 객체이므로 Topic 클래스의 CourseData 클래스와 ID에서 가져옵니다.
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package com.spring.boot; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; @SpringBootApplication public class SpringBootProjectsApplication { public static void main(String[] args) { SpringApplication.run(SpringBootProjectsApplication.class, args); } }=============================================================================
package com.spring.boot.course; import java.util.List; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestBody; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.RestController; import com.spring.boot.topic.DataService; import com.spring.boot.topic.DataServiceIntDB; import com.spring.boot.topic.Topic; @Controller public class CourseControler { @Autowired private CourseServiceIntDB CRSrvc; @RequestMapping("/topics/{topicId}/courses}") public List<CourseData> empCourses(String topicId) { System.out.println("--in controller print topicId --- "+topicId); return CRSrvc.courselist(topicId); } @RequestMapping("/topics/{topicId}/courses/{id}") public CourseData getCourse(@PathVariable String id) { return CRSrvc.requestCourse(id); } @RequestMapping(method=RequestMethod.POST,value="/topics/{topicId}/courses") public void addcourse(@RequestBody CourseData tstdata,@PathVariable String topicId) { tstdata.setTopicId(new Topic(topicId, "", "")); CRSrvc.addcourse(tstdata); } @RequestMapping(method=RequestMethod.PUT,value="/topics/{topicId}/courses/{id}") public void updatecourse(@RequestBody CourseData tstdata,@PathVariable String topicId) { tstdata.setTopicId(new Topic(topicId, "", "")); CRSrvc.updatecourse(tstdata); } @RequestMapping(method=RequestMethod.DELETE,value="/topics/{topicId}/courses/{id}") public void deletecourse(@PathVariable String id) { //srvc.deleteemployee(id); CRSrvc.deletecourse(id); } }=============================================================================
package com.spring.boot.course; import javax.persistence.Entity; import javax.persistence.Id; import javax.persistence.ManyToOne; import com.spring.boot.topic.Topic; @Entity public class CourseData { @Id String id; String name=""; String description=""; @Override public String toString() { return "CourseData [id=" + id + ", name=" + name + ", description=" + description + ", topic=" + topic + "]"; } @ManyToOne private Topic topic; // there can be many courses under one topic so its a many to single mapping ... for this we will use annotation from JPA public CourseData() { } public CourseData(String id, String name, String description,String topicId) { super(); this.id = id; this.name = name; this.description = description; this.topic=new Topic(topicId, "", ""); } public Topic getTopicId() { return topic; } public void setTopicId(Topic topicId) { this.topic = topicId; } public String getId() { return id; } public void setId(String id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getDescription() { return description; } public void setDescription(String description) { this.description = description; } }=============================================================================
package com.spring.boot.course; import java.util.ArrayList; import java.util.List; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import com.spring.boot.topic.DataRepo; import com.spring.boot.topic.Topic; //working with internal DB @Service public class CourseServiceIntDB { @Autowired private CourseRepo CRrepos; public List<CourseData> courselist(String topicId) { List<CourseData> courseslist=new ArrayList<>(); CRrepos.findByTopicId(topicId).forEach(courseslist::add); return courseslist; } public CourseData requestCourse(String id) { return CRrepos.findOne(id); } public void addcourse(CourseData tstdata) { // TODO Auto-generated method stub CRrepos.save(tstdata); } public void updatecourse(CourseData tstdata) { // TODO Auto-generated method stub CRrepos.save(tstdata); } public void deletecourse(String id) { // TODO Auto-generated method stub CRrepos.delete(id); } }=============================================================================
package com.spring.boot.course; import java.util.List; import org.springframework.data.repository.CrudRepository; import org.springframework.stereotype.Repository; @Repository public interface CourseRepo extends CrudRepository<CourseData, String> { public List<CourseData> findByTopicId(String topicId); //here spring boot will understand from findby the we want to filter course by topic id }============================================================================
package com.spring.boot.topic; import javax.persistence.Entity; import javax.persistence.Id; @Entity public class Topic { @Id private String id; private String contact=""; private String team=""; public Topic() { } public Topic(String id, String contact, String team) { super(); this.id = id; this.contact = contact; this.team = team; } public String getId() { return id; } public void setId(String id) { this.id = id; } public String getContact() { return contact; } public void setContact(String contact) { this.contact = contact; } public String getTeam() { return team; } public void setTeam(String team) { this.team = team; } }============================================================================
. ____ _ __ _ _ /\ / ' __ _ ()_ __ __ _ \ \ \ \ ( ( )_ | '_ | '| | ' / ` | \ \ \ \ \/ )| |)| | | | | || (| | ) ) ) ) ' |____| .
from https://stackoverflow.com/questions/40238521/could-not-create-query-metamodel-for-method-public-abstract-java-util-optional by cc-by-sa and MIT license
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