新建IBaseRepository泛型接口 定义如下的增删改查方法的同步异步接口，其中还包含分页的实现，具体的代码如下：
/** *┌──────────────────────────────────────────────────────────────┐ *│ 描 述： *│ 作 者：yilezhu *│ 版 本：1.0 *│ 创建时间：2018/12/16 20:41:22 *└──────────────────────────────────────────────────────────────┘ *┌──────────────────────────────────────────────────────────────┐ *│ 命名空间： Czar.Cms.Core.Repository *│ 接口名称： IBaseRepository *└──────────────────────────────────────────────────────────────┘ */ using System; using System.Collections.Generic; using System.Data; using System.Linq; using System.Text; using System.Threading.Tasks; namespace Czar.Cms.Core.Repository { public interface IBaseRepository<T,TKey> : IDisposable where T : class { #region 同步 /// <summary> /// 通过主键获取实体对象 /// </summary> /// <param>主键ID</param> /// <returns></returns> T Get(TKey id); /// <summary> /// 获取所有的数据 /// </summary> /// <returns></returns> IEnumerable<T> GetList(); /// <summary> /// 执行具有条件的查询，并将结果映射到强类型列表 /// </summary> /// <param>条件</param> /// <returns></returns> IEnumerable<T> GetList(object whereConditions); /// <summary> /// 带参数的查询满足条件的数据 /// </summary> /// <param>条件</param> /// <param>参数</param> /// <returns></returns> IEnumerable<T> GetList(string conditions, object parameters = null); /// <summary> /// 使用where子句执行查询，并将结果映射到具有Paging的强类型List /// </summary> /// <param>页码</param> /// <param>每页显示数据</param> /// <param>查询条件</param> /// <param>排序</param> /// <param>参数</param> /// <returns></returns> IEnumerable<T> GetListPaged(int pageNumber, int rowsPerPage, string conditions, string orderby, object parameters = null); /// <summary> /// 插入一条记录并返回主键值(自增类型返回主键值，否则返回null) /// </summary> /// <param></param> /// <returns></returns> int? Insert(T entity); /// <summary> /// 更新一条数据并返回影响的行数 /// </summary> /// <param></param> /// <returns>影响的行数</returns> int Update(T entity); /// <summary> /// 根据实体主键删除一条数据 /// </summary> /// <param>主键</param> /// <returns>影响的行数</returns> int Delete(TKey id); /// <summary> /// 根据实体删除一条数据 /// </summary> /// <param>实体</param> /// <returns>返回影响的行数</returns> int Delete(T entity); /// <summary> /// 条件删除多条记录 /// </summary> /// <param>条件</param> /// <param>事务</param> /// <param>超时时间</param> /// <returns>影响的行数</returns> int DeleteList(object whereConditions, IDbTransaction transaction = null, int? commandTimeout = null); /// <summary> /// 使用where子句删除多个记录 /// </summary> /// <param>wher子句</param> /// <param>参数</param> /// <param>事务</param> /// <param>超时时间</param> /// <returns>影响的行数</returns> int DeleteList(string conditions, object parameters = null, IDbTransaction transaction = null, int? commandTimeout = null); /// <summary> /// 满足条件的记录数量 /// </summary> /// <param></param> /// <param></param> /// <returns></returns> int RecordCount(string conditions = "", object parameters = null); #endregion #region 异步 /// <summary> /// 通过主键获取实体对象 /// </summary> /// <param>主键ID</param> /// <returns></returns> Task<T> GetAsync(TKey id); /// <summary> /// 获取所有的数据 /// </summary> /// <returns></returns> Task<IEnumerable<T>> GetListAsync(); /// <summary> /// 执行具有条件的查询，并将结果映射到强类型列表 /// </summary> /// <param>条件</param> /// <returns></returns> Task<IEnumerable<T>> GetListAsync(object whereConditions); /// <summary> /// 带参数的查询满足条件的数据 /// </summary> /// <param>条件</param> /// <param>参数</param> /// <returns></returns> Task<IEnumerable<T>> GetListAsync(string conditions, object parameters = null); /// <summary> /// 使用where子句执行查询，并将结果映射到具有Paging的强类型List /// </summary> /// <param>页码</param> /// <param>每页显示数据</param> /// <param>查询条件</param> /// <param>排序</param> /// <param>参数</param> /// <returns></returns> Task<IEnumerable<T>> GetListPagedAsync(int pageNumber, int rowsPerPage, string conditions, string orderby, object parameters = null); /// <summary> /// 插入一条记录并返回主键值 /// </summary> /// <param></param> /// <returns></returns> Task<int?> InsertAsync(T entity); /// <summary> /// 更新一条数据并返回影响的行数 /// </summary> /// <param></param> /// <returns>影响的行数</returns> Task<int> UpdateAsync(T entity); /// <summary> /// 根据实体主键删除一条数据 /// </summary> /// <param>主键</param> /// <returns>影响的行数</returns> Task<int> DeleteAsync(TKey id); /// <summary> /// 根据实体删除一条数据 /// </summary> /// <param>实体</param> /// <returns>返回影响的行数</returns> Task<int> DeleteAsync(T entity); /// <summary> /// 条件删除多条记录 /// </summary> /// <param>条件</param> /// <param>事务</param> /// <param>超时时间</param> /// <returns>影响的行数</returns> Task<int> DeleteListAsync(object whereConditions, IDbTransaction transaction = null, int? commandTimeout = null); /// <summary> /// 使用where子句删除多个记录 /// </summary> /// <param>wher子句</param> /// <param>参数</param> /// <param>事务</param> /// <param>超时时间</param> /// <returns>影响的行数</returns> Task<int> DeleteListAsync(string conditions, object parameters = null, IDbTransaction transaction = null, int? commandTimeout = null); /// <summary> /// 满足条件的记录数量 /// </summary> /// <param></param> /// <param></param> /// <returns></returns> Task<int> RecordCountAsync(string conditions = "", object parameters = null); #endregion } }