| package cc.mrbird.febs.system.service.impl; | 
|   | 
| import cc.mrbird.febs.system.entity.UserRole; | 
| import cc.mrbird.febs.system.mapper.UserRoleMapper; | 
| import cc.mrbird.febs.system.service.IUserRoleService; | 
| import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper; | 
| import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; | 
| import org.springframework.stereotype.Service; | 
| import org.springframework.transaction.annotation.Propagation; | 
| import org.springframework.transaction.annotation.Transactional; | 
|   | 
| import java.util.List; | 
|   | 
| /** | 
|  * @author MrBird | 
|  */ | 
| @Service | 
| @Transactional(propagation = Propagation.SUPPORTS, readOnly = true) | 
| public class UserRoleServiceImpl extends ServiceImpl<UserRoleMapper, UserRole> implements IUserRoleService { | 
|   | 
|     @Override | 
|     @Transactional(rollbackFor = Exception.class) | 
|     public void deleteUserRolesByRoleId(List<String> roleIds) { | 
|         this.baseMapper.delete(new QueryWrapper<UserRole>().lambda().in(UserRole::getRoleId, roleIds)); | 
|     } | 
|   | 
|     @Override | 
|     @Transactional(rollbackFor = Exception.class) | 
|     public void deleteUserRolesByUserId(List<String> userIds) { | 
|         this.baseMapper.delete(new QueryWrapper<UserRole>().lambda().in(UserRole::getUserId, userIds)); | 
|     } | 
| } |