spring boot使用UserDetailService身份认证无法运行项目

Question

此项目config层编写密码编码器，domain层是两个实体，接口层两个验证方法，服务层进行用户验证，问题出在对Authority接口的方法上，运行项目时，无法找到Authority的类型，以下是几个错误原因：

Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'userDetailServiceImpl': Unsatisfied dependency expressed through field 'customerService'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'customerService': Unsatisfied dependency expressed through field 'authorityRepository'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'authorityRepository' defined in com.itheima.repository.AuthorityRepository defined in @EnableJpaRepositories declared on JpaRepositoriesRegistrar.EnableJpaRepositoriesConfiguration: Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: Failed to create query for method public abstract java.util.List com.itheima.repository.AuthorityRepository.findAuthoritiesByUsername(java.lang.String)! No property username found for type Authority!
 

Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'customerService': Unsatisfied dependency expressed through field 'authorityRepository'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'authorityRepository' defined in com.itheima.repository.AuthorityRepository defined in @EnableJpaRepositories declared on JpaRepositoriesRegistrar.EnableJpaRepositoriesConfiguration: Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: Failed to create query for method public abstract java.util.List com.itheima.repository.AuthorityRepository.findAuthoritiesByUsername(java.lang.String)! No property username found for type Authority!
 

Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'authorityRepository' defined in com.itheima.repository.AuthorityRepository defined in @EnableJpaRepositories declared on JpaRepositoriesRegistrar.EnableJpaRepositoriesConfiguration: Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: Failed to create query for method public abstract java.util.List com.itheima.repository.AuthorityRepository.findAuthoritiesByUsername(java.lang.String)! No property username found for type Authority!
 

Caused by: java.lang.IllegalArgumentException: Failed to create query for method public abstract java.util.List com.itheima.repository.AuthorityRepository.findAuthoritiesByUsername(java.lang.String)! No property username found for type Authority!
 

Caused by: org.springframework.data.mapping.PropertyReferenceException: No property username found for type Authority!
 

package com.itheima.service;

import com.itheima.domain.Authority;
import com.itheima.domain.Customer;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.*;
import org.springframework.stereotype.Service;
import java.util.List;
import java.util.stream.Collectors;

//自定义一个UserDetailsService接口实现类进行用户认证信息封装
@Service
public class UserDetailServiceImpl implements UserDetailsService {

    @Autowired
    private CustomerService customerService;

    @Override
    public UserDetails loadUserByUsername(String s) throws UsernameNotFoundException {
        //通过业务方法获取用户及权限信息
        Customer customer = customerService.getCustomer(s);
        List<Authority> authorities = customerService.getCustomerAuthority(s);
        //对用户权限进行封装
        List<SimpleGrantedAuthority> list = authorities.stream()
                .map(authority -> new SimpleGrantedAuthority(authority.getAuthority()))
                .collect(Collectors.toList());
        //返回封装的UserDetails用户详情类
        if (customer != null){
            UserDetails userDetails = new User(customer.getUsername(), customer.getPassword(), list);
            return userDetails;
        }else {
            //如果查询的用户不存在（用户名不存在），必须抛出异常
            throw new UsernameNotFoundException("当前用户不存在！");
        }
    }
}

package com.itheima.service;

import com.itheima.domain.Authority;
import com.itheima.domain.Customer;
import com.itheima.repository.AuthorityRepository;
import com.itheima.repository.CustomerRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;

import java.util.List;

//对用户数据结合Redis缓存进行业务处理
@Service
public class CustomerService {
    @Autowired
    private CustomerRepository customerRepository;
    @Autowired
    private AuthorityRepository authorityRepository;
    @Autowired
    private RedisTemplate redisTemplate;

    //业务控制：使用唯一用户名查询用户信息
    public Customer getCustomer(String username){
        Customer customer = null;
        Object o = redisTemplate.opsForValue().get("customer_" + username);
        if (o != null){
            customer = (Customer) o;
        }else {
            customer = customerRepository.findByUsername(username);
            if (customer != null){
                redisTemplate.opsForValue().set("customer_" + username,customer);
            }
        }
        return customer;
    }

    //业务控制：使用唯一用户名查询用户权限
    public List<Authority> getCustomerAuthority(String username){
        List<Authority> authorities = null;
        Object o = redisTemplate.opsForValue().get("authorities_" + username);
        if (o != null){
            authorities = (List<Authority>) o;
        }else {
            authorities=authorityRepository.findAuthoritiesByUsername(username);
            if (authorities.size() > 0){
                redisTemplate.opsForValue().set("authorities_" + username,authorities);
            }
        }
        return authorities;
    }
}

package com.itheima.repository;

import com.itheima.domain.Customer;
import org.springframework.data.jpa.repository.JpaRepository;

public interface CustomerRepository extends JpaRepository<Customer,Integer> {
    Customer findByUsername(String username);
}

package com.itheima.repository;

import com.itheima.domain.Authority;
import org.springframework.data.jpa.repository.JpaRepository;

import java.util.List;

public interface AuthorityRepository extends JpaRepository<Authority,String> {
    List<Authority> findAuthoritiesByUsername(String username);
}

package com.itheima.domain;

import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import java.io.Serializable;

@Entity(name = "t_customer")
public class Customer implements Serializable {
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Integer id;
    private String username;
    private String password;

    public Integer getId() {
        return id;
    }

    public void setId(Integer id) {
        this.id = id;
    }

    public String getUsername() {
        return username;
    }

    public void setUsername(String username) {
        this.username = username;
    }

    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    @Override
    public String toString() {
        return "Customer{" +
                "id=" + id +
                ", username='" + username + '\'' +
                ", password='" + password + '\'' +
                '}';
    }
}

package com.itheima.domain;

import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import java.io.Serializable;

@Entity(name = "t_authority")
public class Authority implements Serializable {
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Integer id;
    private String authority;

    public Integer getId() {
        return id;
    }

    public void setId(Integer id) {
        this.id = id;
    }

    public String getAuthority() {
        return authority;
    }

    public void setAuthority(String authority) {
        this.authority = authority;
    }

    @Override
    public String toString() {
        return "Authority{" +
                "id=" + id +
                ", authority='" + authority + '\'' +
                '}';
    }
}

package com.itheima.config;

import com.itheima.service.UserDetailServiceImpl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.authentication.configurers.provisioning.InMemoryUserDetailsManagerConfigurer;
import org.springframework.security.config.annotation.authentication.configurers.provisioning.JdbcUserDetailsManagerConfigurer;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;

import javax.sql.DataSource;

@EnableWebSecurity   //开启MVC Security安全支持
public class SecurityConfig extends WebSecurityConfigurerAdapter {

    @Qualifier("dataSource")
    @Autowired
    private DataSource dataSource;

    @Autowired
    private UserDetailServiceImpl userDetailsService;

    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {

        //设置密码编码器
        BCryptPasswordEncoder bCryptPasswordEncoder = new BCryptPasswordEncoder();

        //内存身份认证：模拟了测试用户
        /*InMemoryUserDetailsManagerConfigurer<AuthenticationManagerBuilder> authenticationManagerBuilderInMemoryUserDetailsManagerConfigurer = auth.inMemoryAuthentication().passwordEncoder(bCryptPasswordEncoder);
        authenticationManagerBuilderInMemoryUserDetailsManagerConfigurer.withUser("shitou").password(bCryptPasswordEncoder.encode("123")).roles("common");
        authenticationManagerBuilderInMemoryUserDetailsManagerConfigurer.withUser("lisi").password(bCryptPasswordEncoder.encode("321")).roles("vip");
*/
        //使用jdbc进行身份认证
        /*JdbcUserDetailsManagerConfigurer<AuthenticationManagerBuilder> authenticationManagerBuilderJdbcUserDetailsManagerConfigurer = auth.jdbcAuthentication().passwordEncoder(bCryptPasswordEncoder);
        authenticationManagerBuilderJdbcUserDetailsManagerConfigurer.dataSource(dataSource);
        authenticationManagerBuilderJdbcUserDetailsManagerConfigurer.usersByUsernameQuery("SELECT username,PASSWORD,valid FROM t_customer WHERE username = ?");
        authenticationManagerBuilderJdbcUserDetailsManagerConfigurer.authoritiesByUsernameQuery("SELECT c.username,a.authority FROM t_customer c,t_authority a,t_customer_authority ta WHERE c.id = ta.customer_id AND a.id = ta.authority_id AND c.username = ?");
*/
        //使用UserDetailsService进行认证
        auth.userDetailsService(userDetailsService).passwordEncoder(bCryptPasswordEncoder);

    }

    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http.authorizeRequests().antMatchers("/").permitAll()
                .antMatchers("details/common/**").hasRole("common")
                .antMatchers("details/vip/**").hasRole("vip")
                .anyRequest().authenticated()
                .and().formLogin();
    }
}

Answer 1

 No property username found for type Authority!

这是问题关键了，往这个方向研究一下