Printemps de Démarrage ConflictingBeanDefinitionException: Annotation-spécifié bean nom de @Contrôleur de classe

Je reçois le ConflictingBeanDefinitionException erreur dans mon Printemps de démarrage de l'application. Je ne suis pas entièrement sûr de la façon de l'aborder, j'ai plusieurs @Configuration annoté classes aidant à mettre en place Thymeleaf, le Printemps de Sécurité et de Web. Pourquoi la demande d'essayer de configuration du contrôleur homeController deux fois? (et où est-il en essayant de le faire?)

L'erreur est:

org.springframework.beans.factory.BeanDefinitionStoreException: 
Failed to parse configuration class [org.kemri.wellcome.hie.Application]; nested exception is org.springframework.context.annotation.ConflictingBeanDefinitionException:
Annotation-specified bean name 'homeController' for bean class [org.kemri.wellcome.hie.HomeController] conflicts with existing, non-compatible bean definition of same name and class [org.kemri.wellcome.hie.controller.HomeController]

Mon ressort de démarrage de l'application principale de l'initialiseur:

@EnableScheduling
@EnableAspectJAutoProxy
@EnableCaching
@Configuration
@ComponentScan
@EnableAutoConfiguration
public class Application extends SpringBootServletInitializer {

    public static void main(String[] args) {
        SpringApplication.run(Application.class, args);
    }

    @Override
    protected final SpringApplicationBuilder configure(final SpringApplicationBuilder application) {
        return application.sources(Application.class);
    }

}

Ma base de données fichier de config:

@Configuration
@EnableTransactionManagement
@EnableJpaRepositories(basePackages="org.kemri.wellcome.hie.repositories")
@PropertySource("classpath:application.properties")
public class DatabaseConfig {
@Autowired
private Environment env;
@Autowired
private DataSource dataSource;
@Autowired
private LocalContainerEntityManagerFactoryBean entityManagerFactory;
@Bean
public DataSource dataSource() {
DriverManagerDataSource dataSource = new DriverManagerDataSource();
dataSource.setDriverClassName(env.getProperty("spring.datasource.driverClassName"));
dataSource.setUrl(env.getProperty("spring.datasource.url"));
dataSource.setUsername(env.getProperty("spring.datasource.username"));
dataSource.setPassword(env.getProperty("spring.datasource.password"));
return dataSource;
}
@Bean
public LocalContainerEntityManagerFactoryBean entityManagerFactory() {
LocalContainerEntityManagerFactoryBean entityManagerFactory =
new LocalContainerEntityManagerFactoryBean();
entityManagerFactory.setDataSource(dataSource);
//Classpath scanning of @Component, @Service, etc annotated class
entityManagerFactory.setPackagesToScan(
env.getProperty("spring.jpa.hibernate.entitymanager.packagesToScan"));
//Vendor adapter
HibernateJpaVendorAdapter vendorAdapter = new HibernateJpaVendorAdapter();
entityManagerFactory.setJpaVendorAdapter(vendorAdapter);
//Hibernate properties
Properties additionalProperties = new Properties();
additionalProperties.put(
"hibernate.dialect", 
env.getProperty("spring.jpa.hibernate.dialect"));
additionalProperties.put(
"hibernate.showsql", 
env.getProperty("spring.jpa.hibernate.showsql"));
additionalProperties.put(
"hibernate.hbm2ddl.auto", 
env.getProperty("spring.jpa.hibernate.hbm2ddl.auto"));
entityManagerFactory.setJpaProperties(additionalProperties);
return entityManagerFactory;
}
@Bean
public JpaTransactionManager transactionManager() {
JpaTransactionManager transactionManager = 
new JpaTransactionManager();
transactionManager.setEntityManagerFactory(
entityManagerFactory.getObject());
return transactionManager;
}
@Bean
public PersistenceExceptionTranslationPostProcessor exceptionTranslation() {
return new PersistenceExceptionTranslationPostProcessor();
}
}

Mon Thymeleaf fichier de config:

@Configuration
public class ThymeleafConfig {
@Bean
public ServletContextTemplateResolver templateResolver(){
ServletContextTemplateResolver thymeTemplateResolver = new ServletContextTemplateResolver();
thymeTemplateResolver.setPrefix("/WEB-INF/views/");
thymeTemplateResolver.setSuffix(".html");
thymeTemplateResolver.setTemplateMode("HTML5");
return thymeTemplateResolver;
}   
@Bean
public SpringSecurityDialect springSecurityDialect(){
SpringSecurityDialect dialect = new SpringSecurityDialect();
return dialect;
}
@Bean
public SpringTemplateEngine templateEngine() {
SpringTemplateEngine engine = new SpringTemplateEngine();   
engine.addTemplateResolver(templateResolver());
Set<IDialect> dialects = new HashSet<IDialect>();
dialects.add(springSecurityDialect());
engine.setAdditionalDialects(dialects);     
return engine;
}
@Bean
public ThymeleafViewResolver thymeleafViewResolver() {
ThymeleafViewResolver resolver = new ThymeleafViewResolver();
resolver.setTemplateEngine(templateEngine());
resolver.setViewClass(ThymeleafTilesView.class);
resolver.setCharacterEncoding("UTF-8");
return resolver;
}

}

Ma configuration Web de classe:

@Configuration
@PropertySource("classpath:application.properties")
public class WebConfig extends WebMvcAutoConfigurationAdapter  {
@Autowired
private Environment env;
@Bean
public JavaMailSenderImpl javaMailSenderImpl() {
JavaMailSenderImpl mailSenderImpl = new JavaMailSenderImpl();
mailSenderImpl.setHost(env.getProperty("smtp.host"));
mailSenderImpl.setPort(env.getProperty("smtp.port", Integer.class));
mailSenderImpl.setProtocol(env.getProperty("smtp.protocol"));
mailSenderImpl.setUsername(env.getProperty("smtp.username"));
mailSenderImpl.setPassword(env.getProperty("smtp.password"));
Properties javaMailProps = new Properties();
javaMailProps.put("mail.smtp.auth", true);
javaMailProps.put("mail.smtp.starttls.enable", true);
mailSenderImpl.setJavaMailProperties(javaMailProps);
return mailSenderImpl;
}
@Bean
public CacheManager cacheManager() {
return new ConcurrentMapCacheManager();
}
}

Mon contrôleur (où il y a une erreur de configuration du contrôleur)

@Controller
public class HomeController {
private static final Logger logger = LoggerFactory.getLogger(HomeController.class);
/**
* Simply selects the home view to render by returning its name.
*/
@RequestMapping(value = "/", method = RequestMethod.GET)
public String home(Locale locale, Model model) {
logger.info("Welcome home! The client locale is {}.", locale);
Date date = new Date();
DateFormat dateFormat = DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.LONG, locale);
String formattedDate = dateFormat.format(date);
model.addAttribute("serverTime", formattedDate );
return "index.html";
}
}

Ce qui pourrait être à l'origine du ConflictingBeanDefinitionException erreur de ma classe de contrôleur?

Essayez d'ajouter @EnableWebMvc de votre WebConfig.class
Qui n'a pas fonctionné. J'obtiens toujours la même erreur.
mvn clean et reconstruire le projet .....Il a travaillé pour moi.
1) Supprimer des dossiers: construction et ; 2) Gradle: propre et actualiser.

OriginalL'auteur Timothy Tuti | 2015-02-13