spring-boot-realworld-example-app/src/main/java/io/spring/infrastructure/mybatis/readservice/UserReadService.java

package io.spring.infrastructure.mybatis.readservice;

import io.spring.application.data.UserData;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

@Mapper
public interface UserReadService {

    UserData findByUsername(@Param("username") String username);

    UserData findById(@Param("id") String id);
}