/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(DingModel model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into BBS.dbo.Ding (");
strSql.Append("UserId,TieZiId,CreateTime");
strSql.Append(") values (");
strSql.Append("@UserId,@TieZiId,@CreateTime");
strSql.Append(") ");
SqlParameter[] parameters =
{
new SqlParameter("@UserId", SqlDbType.VarChar, 50),
new SqlParameter("@TieZiId", SqlDbType.Decimal, 9),
new SqlParameter("@CreateTime", SqlDbType.DateTime)
};
parameters[0].Value = model.UserId;
parameters[1].Value = model.TieZiId;
parameters[2].Value = model.CreateTime;
bool result = false;
try
{
helper.ExecSqlReInt(strSql.ToString(), parameters);
result = true;
}
catch (Exception ex)
{
this.helper.Close();
throw ex;
}
finally
{
}
return(result);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public DingModel GetModel(string UserId, decimal TieZiId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select UserId, TieZiId, CreateTime ");
strSql.Append(" from BBS.dbo.Ding ");
strSql.Append(" where UserId=@UserId and TieZiId=@TieZiId ");
SqlParameter[] parameters =
{
new SqlParameter("@UserId", SqlDbType.VarChar, 50),
new SqlParameter("@TieZiId", SqlDbType.Decimal, 9)
};
parameters[0].Value = UserId;
parameters[1].Value = TieZiId;
DingModel model = new DingModel();
DataSet ds = helper.ExecSqlReDs(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
model.UserId = ds.Tables[0].Rows[0]["UserId"].ToString();
if (ds.Tables[0].Rows[0]["TieZiId"].ToString() != "")
{
model.TieZiId = decimal.Parse(ds.Tables[0].Rows[0]["TieZiId"].ToString());
}
if (ds.Tables[0].Rows[0]["CreateTime"].ToString() != "")
{
model.CreateTime = DateTime.Parse(ds.Tables[0].Rows[0]["CreateTime"].ToString());
}
return(model);
}
else
{
return(model);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(DingModel model)
{
bool reValue = true;
int reCount = 0;
StringBuilder strSql = new StringBuilder();
strSql.Append("update BBS.dbo.Ding set ");
strSql.Append(" UserId = @UserId , ");
strSql.Append(" TieZiId = @TieZiId , ");
strSql.Append(" CreateTime = @CreateTime ");
strSql.Append(" where UserId=@UserId and TieZiId=@TieZiId ");
SqlParameter[] parameters =
{
new SqlParameter("@UserId", SqlDbType.VarChar, 50),
new SqlParameter("@TieZiId", SqlDbType.Decimal, 9),
new SqlParameter("@CreateTime", SqlDbType.DateTime)
};
parameters[0].Value = model.UserId;
parameters[1].Value = model.TieZiId;
parameters[2].Value = model.CreateTime; try
{//异常处理
reCount = this.helper.ExecSqlReInt(strSql.ToString(), parameters);
}
catch (Exception ex)
{
this.helper.Close();
throw ex;
}
if (reCount <= 0)
{
reValue = false;
}
return(reValue);
}