Spring-boot: требуется компонент с именем «entityManagerFactory», который не удалось найти. ⇐ JAVA

[Anonymous]

Я разрабатываю приложение Spring Boot с использованием JPA и столкнулся с этой ошибкой. Я не уверен, использую ли я правильные аннотации или отсутствуют зависимости. Будем очень признательны за любую помощь.

Это сообщение об ошибке

1:05:28 AM: Executing external task 'bootRun'...
:compileJava
:processResources UP-TO-DATE
:classes
:findMainClass
:bootRun
01:05:35.198 [main] DEBUG org.springframework.boot.devtools.settings.DevToolsSettings - Included patterns for restart : []
01:05:35.201 [main] DEBUG org.springframework.boot.devtools.settings.DevToolsSettings - Excluded patterns for restart : [/spring-boot-starter/target/classes/, /spring-boot-autoconfigure/target/classes/, /spring-boot-starter-[\w-]+/, /spring-boot/target/classes/, /spring-boot-actuator/target/classes/, /spring-boot-devtools/target/classes/]
01:05:35.201 [main] DEBUG org.springframework.boot.devtools.restart.ChangeableUrls - Matching URLs for reloading : [file:/C:/Users/zahid/IdeaProjects/giflib/build/classes/main/, file:/C:/Users/zahid/IdeaProjects/giflib/build/resources/main/]

. ____ _ __ _ _
/\\ / ___'_ __ _ _(_)_ __ __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
\\/ ___)| |_)| | | | | || (_| | ) ) ) )
' |____| .__|_| |_|_| |_\__, | / / / /
=========|_|==============|___/=/_/_/_/
:: Spring Boot :: (v1.5.3.RELEASE)

2018-01-24 01:05:35.539 INFO 14840 --- [ restartedMain] com.sweng.giflib.Application : Starting Application on DESKTOP-EKFI3C8 with PID 14840 (C:\Users\zahid\IdeaProjects\giflib\build\classes\main started by zahid in C:\Users\zahid\IdeaProjects\giflib)
2018-01-24 01:05:35.540 INFO 14840 --- [ restartedMain] com.sweng.giflib.Application : No active profile set, falling back to default profiles: default
2018-01-24 01:05:35.828 INFO 14840 --- [ restartedMain] ationConfigEmbeddedWebApplicationContext : Refreshing org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext@396ad740: startup date [Wed Jan 24 01:05:35 CST 2018]; root of context hierarchy
2018-01-24 01:05:37.685 INFO 14840 --- [ restartedMain] s.b.c.e.t.TomcatEmbeddedServletContainer : Tomcat initialized with port(s): 8080 (http)
2018-01-24 01:05:37.697 INFO 14840 --- [ restartedMain] o.apache.catalina.core.StandardService : Starting service Tomcat
2018-01-24 01:05:37.699 INFO 14840 --- [ restartedMain] org.apache.catalina.core.StandardEngine : Starting Servlet Engine: Apache Tomcat/8.5.14
2018-01-24 01:05:37.800 INFO 14840 --- [ost-startStop-1] o.a.c.c.C.[Tomcat].[localhost].[/] : Initializing Spring embedded WebApplicationContext
2018-01-24 01:05:37.801 INFO 14840 --- [ost-startStop-1] o.s.web.context.ContextLoader : Root WebApplicationContext: initialization completed in 1976 ms
2018-01-24 01:05:37.991 INFO 14840 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'characterEncodingFilter' to: [/*]
2018-01-24 01:05:37.992 INFO 14840 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'hiddenHttpMethodFilter' to: [/*]
2018-01-24 01:05:37.992 INFO 14840 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'httpPutFormContentFilter' to: [/*]
2018-01-24 01:05:37.992 INFO 14840 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'requestContextFilter' to: [/*]
2018-01-24 01:05:37.993 INFO 14840 --- [ost-startStop-1] .s.DelegatingFilterProxyRegistrationBean : Mapping filter: 'springSecurityFilterChain' to: [/*]
2018-01-24 01:05:37.994 INFO 14840 --- [ost-startStop-1] o.s.b.w.servlet.ServletRegistrationBean : Mapping servlet: 'dispatcherServlet' to [/]
2018-01-24 01:05:38.291 WARN 14840 --- [ restartedMain] ationConfigEmbeddedWebApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'securityConfig': Unsatisfied dependency expressed through field 'userService'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'userServiceImpl': Unsatisfied dependency expressed through field 'userRepository'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'userRepository': Cannot create inner bean '(inner bean)#64397422' of type [org.springframework.orm.jpa.SharedEntityManagerCreator] while setting bean property 'entityManager'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name '(inner bean)#64397422': Cannot resolve reference to bean 'entityManagerFactory' while setting constructor argument; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No bean named 'entityManagerFactory' available
2018-01-24 01:05:38.294 INFO 14840 --- [ restartedMain] o.apache.catalina.core.StandardService : Stopping service Tomcat
2018-01-24 01:05:38.321 INFO 14840 --- [ restartedMain] utoConfigurationReportLoggingInitializer :

Error starting ApplicationContext. To display the auto-configuration report re-run your application with 'debug' enabled.
2018-01-24 01:05:38.444 ERROR 14840 --- [ restartedMain] o.s.b.d.LoggingFailureAnalysisReporter :

***************************
APPLICATION FAILED TO START
***************************

Description:

Field userRepository in com.sweng.giflib.service.UserServiceImpl required a bean named 'entityManagerFactory' that could not be found.

Action:

Consider defining a bean named 'entityManagerFactory' in your configuration.

BUILD SUCCESSFUL

Total time: 9.681 secs
1:05:38 AM: External task execution finished 'bootRun'.


build.gradle

buildscript {
ext {
springBootVersion = '1.5.3.RELEASE'
}
repositories {
mavenCentral()
}
dependencies {
classpath("org.springframework.boot:spring-boot-gradle-plugin:${springBootVersion}")
}
}

group 'com.sweng'
version '1.0-SNAPSHOT'

apply plugin: 'java'
apply plugin: 'idea'
apply plugin: 'org.springframework.boot'
apply plugin: 'war'

repositories {
mavenCentral()
}

springBoot {
mainClass = "com.sweng.giflib.Application"
}
dependencies {
compile "org.springframework.boot:spring-boot-starter-data-jpa:$springBootVersion"
compile "org.springframework.boot:spring-boot-starter-web:$springBootVersion"
compile "org.springframework.boot:spring-boot-starter-thymeleaf:$springBootVersion"
compile "org.springframework.boot:spring-boot-devtools:$springBootVersion"
compile "mysql:mysql-connector-java"
compile "org.springframework.boot:spring-boot-starter-security:$springBootVersion"
compile "org.thymeleaf.extras:thymeleaf-extras-springsecurity4:2.1.2.RELEASE"

providedRuntime 'org.springframework.boot:spring-boot-starter-tomcat'
}


application.properties

spring.datasource.url== jdbc:mysql://localhost:3306/giflib
spring.db.driver= com.mysql.jdbc.Driver
spring.datasource.username = su
spring.datasource.password =
spring.jpa.show-sql = true
#spring.jpa.hibernate.ddl-auto = update
spring.jpa.properties.hibernate.dialect = org.hibernate.dialect.MySQL5Dialect
spring.jpa.hibernate.naming.strategy = org.hibernate.cfg.ImprovedNamingStrategy


Application.java

package com.sweng.giflib;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
import org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaAutoConfiguration;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.web.support.SpringBootServletInitializer;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.jpa.repository.config.EnableJpaRepositories;

@ComponentScan
@Configuration
@EnableAutoConfiguration(exclude = {DataSourceAutoConfiguration.class, HibernateJpaAutoConfiguration.class})
@EnableJpaRepositories(basePackages = "com.sweng.giflib.repository")
@SpringBootApplication(scanBasePackages= "com.sweng.giflib")

public class Application extends SpringBootServletInitializer {

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

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

}


UserService.java

package com.sweng.giflib.service;

import com.sweng.giflib.model.User;
import org.springframework.security.core.userdetails.UserDetailsService;

public interface UserService extends UserDetailsService {
User findByUsername(String username);
}


UserServiceImpl.java

package com.sweng.giflib.service;

import com.sweng.giflib.repository.UserRepository;
import com.sweng.giflib.model.User;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.stereotype.Service;

@Service
public class UserServiceImpl implements UserService {
@Autowired
private UserRepository userRepository;

@Override
public User findByUsername(String username)
{
return userRepository.findByusername(username);
}

@Override
public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
// Load user from the database (throw exception if not found)
User user = userRepository.findByusername(username);
if(user == null) {
throw new UsernameNotFoundException("User not found");
}

// Return user object
return user;
}

}


UserRepository.java

package com.sweng.giflib.repository;

import com.sweng.giflib.model.User;
import org.springframework.data.repository.CrudRepository;
import org.springframework.stereotype.Repository;

@Repository
public interface UserRepository extends CrudRepository{
User findByusername(String name);

}


User.java

package com.sweng.giflib.model;

import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;

import javax.persistence.*;
import javax.validation.constraints.Size;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

@Entity
public class User implements UserDetails {
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Long id;

@Column(unique = true)
@Size(min = 8, max = 20)
private String username;

@Column(length = 100)
private String password;

@Column(nullable = false)
private boolean enabled;

@OneToOne
@JoinColumn(name = "role_id")
private Role role;

@Override
public Collection

Подробнее здесь: https://stackoverflow.com/questions/484 ... ot-be-foun