///
/// 得到一个对象实体 DataReader方式
///
///
/// 成功返回对象模型，失败返回null
public DotNet.Model.Base_Department GetModelUseDR(long Id)
{

        StringBuilder strSql=new StringBuilder();strSql.Append("Select  Top 1 Id,DepartmentName,NetCount,Remarks,CreatedOn,IsPublic,IsLock,SavedOn,LockVersion,Operator_Id From Base_Department ");strSql.Append(" Where Id=@Id ");SqlParameter[] parameters = {new SqlParameter("@Id", SqlDbType.BigInt,8)};parameters[0].Value = Id;DotNet.Model.Base_Department model=new DotNet.Model.Base_Department();SqlDataReader reader = DbHelperSQL.ExecuteReader(strSql.ToString(),parameters); if(reader.Read()){model.Id = reader.GetInt64(reader.GetOrdinal("Id"));model.DepartmentName = reader.GetString(reader.GetOrdinal("DepartmentName"));model.NetCount = reader.GetInt32(reader.GetOrdinal("NetCount"));model.Remarks = reader.GetString(reader.GetOrdinal("Remarks"));model.CreatedOn = reader.GetDateTime(reader.GetOrdinal("CreatedOn"));model.IsPublic = reader.GetBoolean(reader.GetOrdinal("IsPublic"));model.IsLock = reader.GetBoolean(reader.GetOrdinal("IsLock"));model.SavedOn = reader.GetDateTime(reader.GetOrdinal("SavedOn"));model.LockVersion = reader.GetInt32(reader.GetOrdinal("LockVersion"));model.Operator_Id = reader.GetInt64(reader.GetOrdinal("Operator_Id"));reader.Close();return model;}else{reader.Close();return null;}}/// <summary>/// 获得数据列表List<>,DataReader 使用参数的/// </summary>/// <param name="strWhere">条件</param>/// <param name="ht">HashTable,保存参数名及参数对应的值</param>/// <returns>List<DotNet.Model.Base_Department></returns>/// 使用方法：string str = "id=@id";Hashtable ht = new Hashtable();ht.Add("@id", 10);public List<DotNet.Model.Base_Department> GetListUseDataReader(string strWhere, Hashtable ht=null){StringBuilder strSql = new StringBuilder();strSql.Append("Select Id,DepartmentName,NetCount,Remarks,CreatedOn,IsPublic,IsLock,SavedOn,LockVersion,Operator_Id from Base_Department");if(strWhere.Trim().Length!=0){strSql.Append(" Where " + strWhere.Trim());}//获取DataReader SqlDataReader reader; //组织参数if (ht != null && ht.Count > 0){SqlParameter[] parameters = new SqlParameter[ht.Count];int i = 0;foreach (DictionaryEntry dc in ht){parameters[i] = new SqlParameter() ;parameters[i].ParameterName = dc.Key.ToString();parameters[i].Value = dc.Value;i++;}reader = DbHelperSQL.ExecuteReader(strSql.ToString(), parameters);}elsereader = DbHelperSQL.ExecuteReader(strSql.ToString());if (reader.HasRows){List<DotNet.Model.Base_Department> list = new List<DotNet.Model.Base_Department>();while (reader.Read()){DotNet.Model.Base_Department model = new DotNet.Model.Base_Department();model.Id = reader.GetInt64(reader.GetOrdinal("Id"));model.DepartmentName = reader.GetString(reader.GetOrdinal("DepartmentName"));model.NetCount = reader.GetInt32(reader.GetOrdinal("NetCount"));model.Remarks = reader.GetString(reader.GetOrdinal("Remarks"));model.CreatedOn = reader.GetDateTime(reader.GetOrdinal("CreatedOn"));model.IsPublic = reader.GetBoolean(reader.GetOrdinal("IsPublic"));model.IsLock = reader.GetBoolean(reader.GetOrdinal("IsLock"));model.SavedOn = reader.GetDateTime(reader.GetOrdinal("SavedOn"));model.LockVersion = reader.GetInt32(reader.GetOrdinal("LockVersion"));model.Operator_Id = reader.GetInt64(reader.GetOrdinal("Operator_Id"));list.Add(model);}reader.Close();return list;}else{reader.Close();return null;}}