标签:java spring spring-data-jpa jpql
也许由于我的实体具有关系而在@Query中出错?
哪个存储库包含错误.
Error creating bean with name ‘clickRepository’: Invocation of init
method failed; nested exception is java.lang.IllegalArgumentException:
Validation failed for query for method public abstract
java.lang.String
com.qoobico.remindme.server.repository.ClickRepository.sent(java.lang.String,long)!
调节器
@Autowired
private ClickService service;
/*
i.e. information about fullname_client, id_banner sent to server from client
*/
@RequestMapping(value = "/sentemail", method = RequestMethod.POST)
@ResponseBody
public String sentClick(@RequestParam ("fullnameClient") String fullnameClient,@RequestParam ("idbanners") long idbanners) {
return service.sent(fullnameClient, idbanners);
}
知识库
@Query("SELECT c.fullnameClient FROM Click AS c join c.idBanner Banners b WHERE b.idBanner = :idbanners AND c.fullnameClient = :fullnameClient")
String sent(@Param("fullnameClient") String fullnameClient, @Param("idbanners") long idbanners);
实体点击
@Id
@Column(name = "id_click", unique = true, nullable = false)
@GeneratedValue(generator = "increment")
@GenericGenerator(name = "increment", strategy = "increment")
private long idClick;
@ManyToOne(fetch = FetchType.EAGER, cascade = {CascadeType.MERGE, CascadeType.PERSIST})
@JoinColumn(name = "id_banners", nullable = false)
private Banners idbanners;
@Column(name = "fullname_client", nullable = false, length = 50)
private String fullnameClient;
实体横幅
@Id
@Column(name = "id_banner", unique = true, nullable = false)
@GeneratedValue(generator = "increment")
@GenericGenerator(name = "increment", strategy = "increment")
private long idBanner;
@OneToMany(fetch = FetchType.EAGER, mappedBy = "banners")
private Set<Businessbanner> businessbanners;
@OneToMany(fetch = FetchType.EAGER, mappedBy = "idbanners")
private Set<Click> clicks;
错误
org.springframework.beans.factory.BeanCreationException: Error
creating bean with name ‘clickController’: Injection of autowired
dependencies failed; nested exception is
org.springframework.beans.factory.BeanCreationException: Could not
autowire field: private
com.qoobico.remindme.server.service.ClickService
com.qoobico.remindme.server.controller.ClickController.service; nested
exception is org.springframework.beans.factory.BeanCreationException:
Error creating bean with name ‘clickServiceImpl’: Injection of
autowired dependencies failed; nested exception is
org.springframework.beans.factory.BeanCreationException: Could not
autowire field: private
com.qoobico.remindme.server.repository.ClickRepository
com.qoobico.remindme.server.service.ClickServiceImpl.clickRepository;
nested exception is
org.springframework.beans.factory.BeanCreationException: Error
creating bean with name ‘clickRepository’: Invocation of init method
failed; nested exception is java.lang.IllegalArgumentException:
Validation failed for query for method public abstract
java.lang.String
com.qoobico.remindme.server.repository.ClickRepository.sent(java.lang.String,long)!
解决方法:
您的参数名称不同.尝试这个:
@Query("SELECT c.fullnameClient FROM Click AS c join c.idbanners b WHERE b.idBanner = :idbanners AND c.fullnameClient = :fullnameClient")
String sent(@Param("fullnameClient") String fullnameClient, @Param("idbanners ") long idbanners);
更新
好的,您的联接是错误的..而不是c联接c.IdBanner ..应该是c.idbanners.
标签:java,spring,spring-data-jpa,jpql 来源: https://codeday.me/bug/20191009/1880415.html
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