Files
ayanova7/source/bizobjects/AyaLib/GZTW.AyaNova.BLL/UnitIsMeteredChecker.cs
2018-06-29 19:47:36 +00:00

103 lines
2.2 KiB
C#

///////////////////////////////////////////////////////////
// Bool.cs
// Implementation of Class UnitIsMeteredChecker
// CSLA type: Read-only object
// Created on: 25-Sept-2007
// Object design: John
// Coded: 25-Sept-2007
///////////////////////////////////////////////////////////
using System;
using System.Data;
using CSLA.Data;
using GZTW.Data;
using CSLA;
using System.Threading;
using CSLA.Security;
using System.ComponentModel;
namespace GZTW.AyaNova.BLL
{
//case 502
/// <summary>
///Confirms if a Unit is set to track meter readings
///in the AyaNova database
/// </summary>
[Serializable, EditorBrowsable(EditorBrowsableState.Never)]
internal class UnitIsMeteredChecker : ReadOnlyBase
{
#region Attributes
private bool _Metered;
#endregion
#region Constructor
/// <summary>
/// Private constructor to prevent direct instantiation
/// </summary>
private UnitIsMeteredChecker()
{
}
#endregion
#region Static methods
internal static bool UnitIsMetered(Guid ID)
{
return ((UnitIsMeteredChecker)DataPortal.Fetch(new Criteria(ID)))._Metered;
}
#endregion
#region DAL DATA ACCESS
///
/// <param Bool="Criteria"></param>
protected override void DataPortal_Fetch(object Criteria)
{
Criteria crit = (Criteria)Criteria;
this._Metered = DBUtil.ScalarToBool(
DBUtil.GetScalarFromSQLString(
"SELECT aMetered FROM aUnit WHERE " +
"(aUnit.aID = @ID) ", crit.ID)
);
}
#endregion
#region criteria
/// <summary>
/// Criteria for identifying existing object
/// </summary>
[Serializable]
private class Criteria
{
public Guid ID;
public Criteria(Guid _ID)
{
ID = _ID;
}
}
#endregion
}//end class
}//end namespace GZTW.AyaNova.BLL