/// <summary>
/// 得到一个对象实体
/// </summary>
public LPWeb.Model.UserLicenses GetModel(int UserLicenseId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 UserLicenseId,UserId,LicenseNumber from UserLicenses ");
strSql.Append(" where UserLicenseId=@UserLicenseId ");
SqlParameter[] parameters =
{
new SqlParameter("@UserLicenseId", SqlDbType.Int, 4)
};
parameters[0].Value = UserLicenseId;
LPWeb.Model.UserLicenses model = new LPWeb.Model.UserLicenses();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["UserId"].ToString() != "")
{
model.UserId = int.Parse(ds.Tables[0].Rows[0]["UserId"].ToString());
}
model.LicenseNumber = ds.Tables[0].Rows[0]["LicenseNumber"] == DBNull.Value ? "" : ds.Tables[0].Rows[0]["LicenseNumber"].ToString();
model.UserLicenseId = ds.Tables[0].Rows[0]["UserLicenseId"] == DBNull.Value ? 0 : Convert.ToInt32(ds.Tables[0].Rows[0]["UserLicenseId"]);
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(LPWeb.Model.UserLicenses model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into UserLicenses(");
strSql.Append("[UserId],[LicenseNumber])");
strSql.Append(" values (");
strSql.Append("@UserId,@LicenseNumber)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@UserId", SqlDbType.Int, 1),
new SqlParameter("@LicenseNumber", SqlDbType.NVarChar, 1)
};
parameters[0].Value = model.UserId;
parameters[1].Value = model.LicenseNumber;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(1);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public void Update(LPWeb.Model.UserLicenses model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update UserLicenses set ");
strSql.Append("UserId=@UserId,");
strSql.Append("LicenseNumber=@LicenseNumber");
strSql.Append(" where UserLicenseId=@UserLicenseId ");
SqlParameter[] parameters =
{
new SqlParameter("@UserId", SqlDbType.Int, 4),
new SqlParameter("@LicenseNumber", SqlDbType.NVarChar, 255)
};
parameters[0].Value = model.UserId;
parameters[1].Value = model.LicenseNumber;
DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
}
