/// <summary> /// 通过数据读取器生成实体类 /// </summary> /// <param name="rdr"></param> /// <returns></returns> private static StatAddressEntity GetEntityFromrdr(NullableDataReader rdr) { StatAddressEntity info = new StatAddressEntity(); info.TAddress = rdr.GetString("TAddress"); info.TAddNum = rdr.GetInt32("TAddNum"); return(info); }
/// <summary> /// 更新一条记录 /// </summary> /// <param name="entity">实体模型</param> /// <returns></returns> public virtual bool Update(StatAddressEntity entity) { Dictionary <string, object> dict = new Dictionary <string, object>(); GetParameters(entity, dict); string strSQL = "Update StatAddress SET " + "TAddNum = @TAddNum" + " WHERE " + "TAddress = @TAddress"; return(_DB.ExeSQLResult(strSQL, dict)); }
/// <summary> /// 更新一条记录(异步方式) /// </summary> /// <param name="entity">实体模型</param> /// <returns></returns> public virtual async Task <bool> UpdateAsync(StatAddressEntity entity) { Dictionary <string, object> dict = new Dictionary <string, object>(); GetParameters(entity, dict); string strSQL = "Update StatAddress SET " + "TAddNum = @TAddNum" + " WHERE " + "TAddress = @TAddress"; return(await Task.Run(() => _DB.ExeSQLResult(strSQL, dict))); }
/// <summary> /// 获取实体(异步方式) /// </summary> /// <param name="strWhere">参数化查询条件(例如: and Name = @Name )</param> /// <param name="dict">参数的名/值集合</param> /// <returns></returns> public virtual async Task <StatAddressEntity> GetEntityAsync(string strWhere, Dictionary <string, object> dict = null) { StatAddressEntity obj = null; string strSQL = "select top 1 * from StatAddress where 1=1 " + strWhere; using (NullableDataReader reader = await Task.Run(() => _DB.GetDataReader(strSQL, dict))) { if (reader.Read()) { obj = GetEntityFromrdr(reader); } } return(obj); }
/// <summary> /// 增加一条记录(异步方式) /// </summary> /// <param name="entity">实体模型</param> /// <returns></returns> public virtual async Task <bool> AddAsync(StatAddressEntity entity) { Dictionary <string, object> dict = new Dictionary <string, object>(); GetParameters(entity, dict); string strSQL = "insert into StatAddress (" + "TAddress," + "TAddNum) " + "values(" + "@TAddress," + "@TAddNum)"; return(await Task.Run(() => _DB.ExeSQLResult(strSQL, dict))); }
/// <summary> /// 增加一条记录 /// </summary> /// <param name="entity">实体模型</param> /// <returns></returns> public virtual bool Add(StatAddressEntity entity) { Dictionary <string, object> dict = new Dictionary <string, object>(); GetParameters(entity, dict); string strSQL = "insert into StatAddress (" + "TAddress," + "TAddNum) " + "values(" + "@TAddress," + "@TAddNum)"; return(_DB.ExeSQLResult(strSQL, dict)); }
/// <summary> /// 增加一条记录,返回新的ID号。需要有一个单一主键,并且开启有标识符属性(异步方式) /// </summary> /// <param name="entity">实体模型</param> /// <returns></returns> public virtual async Task <int> InsertAsync(StatAddressEntity entity) { Dictionary <string, object> dict = new Dictionary <string, object>(); GetParameters(entity, dict); string strSQL = "insert into StatAddress (" + "TAddress," + "TAddNum) " + "values(" + "@TAddress," + "@TAddNum)"; if (await Task.Run(() => _DB.ExeSQLResult(strSQL, dict))) { return(DataConverter.CLng(entity.TAddress)); } return(-1); }
/// <summary> /// 把实体类转换成键/值对集合 /// </summary> /// <param name="entity"></param> /// <param name="dict"></param> private static void GetParameters(StatAddressEntity entity, Dictionary <string, object> dict) { dict.Add("TAddress", entity.TAddress); dict.Add("TAddNum", entity.TAddNum); }
/// <summary> /// 增加或更新一条记录(异步方式) /// </summary> /// <param name="entity">实体模型</param> /// <param name="IsSave">是否增加</param> /// <returns></returns> public virtual async Task <bool> AddOrUpdateAsync(StatAddressEntity entity, bool IsSave) { return(IsSave ? await AddAsync(entity) : await UpdateAsync(entity)); }
/// <summary> /// 增加或更新一条记录 /// </summary> /// <param name="entity">实体模型</param> /// <param name="IsSave">是否增加</param> /// <returns></returns> public virtual bool AddOrUpdate(StatAddressEntity entity, bool IsSave) { return(IsSave ? Add(entity) : Update(entity)); }