/// <summary>
/// 创建专题
/// </summary>
/// <param name="userId">当前操作人</param>
/// <param name="paper"><see cref="TopicEntity"/></param>
/// <param name="logoFile">专题标识图</param>
/// <returns>创建成功返回true，失败返回false</returns>
public object Create(PaperEntity paper)
{
return(paperRepository.Insert(paper));
}