// ========================================================================
// Copyright 2007 - Volian Enterprises, Inc. All rights reserved.          
// Volian Enterprises - Proprietary Information - DO NOT COPY OR DISTRIBUTE
// ------------------------------------------------------------------------
// $Workfile: $     $Revision: $                                           
// $Author: $   $Date: $                                                   
//                                                                         
// $History: $                                                             
// ========================================================================

using System;
using System.Data;
using System.Data.SqlClient;
using Csla;
using Csla.Data;
using System.Configuration;
using System.IO;
using System.ComponentModel;
using System.Collections.Generic;
using Csla.Validation;
namespace VEPROMS.CSLA.Library
{
	/// <summary>
	///	Session Generated by MyGeneration using the CSLA Object Mapping template
	/// </summary>
	[Serializable()]
	[TypeConverter(typeof(SessionConverter))]
	public partial class Session : BusinessBase<Session>, IDisposable, IVEHasBrokenRules
	{
		#region Log4Net
		private static readonly log4net.ILog _MyLog = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
		#endregion
		#region Refresh
		private List<Session> _RefreshSessions = new List<Session>();
		private void AddToRefreshList(List<Session> refreshSessions)
		{
			if (IsDirty)
				refreshSessions.Add(this);
		}
		private void ClearRefreshList()
		{
			_RefreshSessions = new List<Session>();
		}
		private void BuildRefreshList()
		{
			ClearRefreshList();
			AddToRefreshList(_RefreshSessions);
		}
		private void ProcessRefreshList()
		{
			foreach (Session tmp in _RefreshSessions)
			{
				SessionInfo.Refresh(tmp);
			}
			ClearRefreshList();
		}
		#endregion
		#region Collection
		private static List<Session> _CacheList = new List<Session>();
		protected static void AddToCache(Session session)
		{
			if (!_CacheList.Contains(session)) _CacheList.Add(session); // In AddToCache
		}
		protected static void RemoveFromCache(Session session)
		{
			while (_CacheList.Contains(session)) _CacheList.Remove(session); // In RemoveFromCache
		}
		private static Dictionary<string, List<Session>> _CacheByPrimaryKey = new Dictionary<string, List<Session>>();
		private static void ConvertListToDictionary()
		{
			while (_CacheList.Count > 0) // Move Session(s) from temporary _CacheList to _CacheByPrimaryKey
			{
				Session tmp = _CacheList[0]; // Get the first Session
				string pKey = tmp.SessionID.ToString();
				if (!_CacheByPrimaryKey.ContainsKey(pKey))
				{
					_CacheByPrimaryKey[pKey] = new List<Session>(); // Add new list for PrimaryKey
				}
				_CacheByPrimaryKey[pKey].Add(tmp); // Add to Primary Key list
				_CacheList.RemoveAt(0); // Remove the first Session
			}
		}
		protected static Session GetCachedByPrimaryKey(int sessionID)
		{
			ConvertListToDictionary();
			string key = sessionID.ToString();
			if (_CacheByPrimaryKey.ContainsKey(key)) return _CacheByPrimaryKey[key][0];
			return null;
		}
		#endregion
		#region Business Methods
		private string _ErrorMessage = string.Empty;
		public string ErrorMessage
		{
			get { return _ErrorMessage; }
		}
		private static int _nextSessionID = -1;
		public static int NextSessionID
		{
			get { return _nextSessionID--; }
		}
		private int _SessionID;
		[System.ComponentModel.DataObjectField(true, true)]
		public int SessionID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("SessionID", true);
				return _SessionID;
			}
		}
		private string _UserID = string.Empty;
		public string UserID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("UserID", true);
				return _UserID;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				CanWriteProperty("UserID", true);
				if (value == null) value = string.Empty;
				if (_UserID != value)
				{
					_UserID = value;
					PropertyHasChanged();
				}
			}
		}
		private DateTime _DTSDtart = new DateTime();
		public DateTime DTSDtart
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DTSDtart", true);
				return _DTSDtart;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				CanWriteProperty("DTSDtart", true);
				if (_DTSDtart != value)
				{
					_DTSDtart = value;
					PropertyHasChanged();
				}
			}
		}
		private DateTime? _DTSEnd;
		public DateTime? DTSEnd
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DTSEnd", true);
				return _DTSEnd;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				CanWriteProperty("DTSEnd", true);
				if (_DTSEnd != value)
				{
					_DTSEnd = value;
					PropertyHasChanged();
				}
			}
		}
		private DateTime _DTSActivity = new DateTime();
		public DateTime DTSActivity
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DTSActivity", true);
				return _DTSActivity;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				CanWriteProperty("DTSActivity", true);
				if (_DTSActivity != value)
				{
					_DTSActivity = value;
					PropertyHasChanged();
				}
			}
		}
		private byte[] _LastChanged = new byte[8];//timestamp
		private string _MachineName = string.Empty;
		public string MachineName
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("MachineName", true);
				return _MachineName;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				CanWriteProperty("MachineName", true);
				if (value == null) value = string.Empty;
				if (_MachineName != value)
				{
					_MachineName = value;
					PropertyHasChanged();
				}
			}
		}
		private int _ProcessID;
		public int ProcessID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("ProcessID", true);
				return _ProcessID;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				CanWriteProperty("ProcessID", true);
				if (_ProcessID != value)
				{
					_ProcessID = value;
					PropertyHasChanged();
				}
			}
		}
		public override bool IsDirty
		{
			get { return base.IsDirty; }
		}
		public bool IsDirtyList(List<object> list)
		{
			return base.IsDirty;
		}
		public override bool IsValid
		{
			get { return (IsNew && !IsDirty) ? true : base.IsValid; }
		}
		public bool IsValidList(List<object> list)
		{
			return (IsNew && !IsDirty) ? true : base.IsValid;
		}
		// CSLATODO: Replace base Session.ToString function as necessary
		/// <summary>
		/// Overrides Base ToString
		/// </summary>
		/// <returns>A string representation of current Session</returns>
		//public override string ToString()
		//{
		//  return base.ToString();
		//}
		// CSLATODO: Check Session.GetIdValue to assure that the ID returned is unique
		/// <summary>
		/// Overrides Base GetIdValue - Used internally by CSLA to determine equality
		/// </summary>
		/// <returns>A Unique ID for the current Session</returns>
		protected override object GetIdValue()
		{
			return MySessionUnique; // Absolutely Unique ID
		}
		#endregion
		#region ValidationRules
		[NonSerialized]
		private bool _CheckingBrokenRules = false;
		public IVEHasBrokenRules HasBrokenRules
		{
			get
			{
				if (_CheckingBrokenRules) return null;
				if ((IsDirty || !IsNew) && BrokenRulesCollection.Count > 0) return this;
				try
				{
					_CheckingBrokenRules = true;
					IVEHasBrokenRules hasBrokenRules = null;
					return hasBrokenRules;
				}
				finally
				{
					_CheckingBrokenRules = false;
				}
			}
		}
		public BrokenRulesCollection BrokenRules
		{
			get
			{
				IVEHasBrokenRules hasBrokenRules = HasBrokenRules;
				if (this.Equals(hasBrokenRules)) return BrokenRulesCollection;
				return (hasBrokenRules != null ? hasBrokenRules.BrokenRules : null);
			}
		}
		protected override void AddBusinessRules()
		{
			ValidationRules.AddRule(
				Csla.Validation.CommonRules.StringRequired, "UserID");
			ValidationRules.AddRule(
				Csla.Validation.CommonRules.StringMaxLength,
				new Csla.Validation.CommonRules.MaxLengthRuleArgs("UserID", 100));
			ValidationRules.AddRule(
				Csla.Validation.CommonRules.StringRequired, "MachineName");
			ValidationRules.AddRule(
				Csla.Validation.CommonRules.StringMaxLength,
				new Csla.Validation.CommonRules.MaxLengthRuleArgs("MachineName", 100));
			//ValidationRules.AddDependantProperty("x", "y");
			_SessionExtension.AddValidationRules(ValidationRules);
			// CSLATODO:  Add other validation rules
		}
		protected override void AddInstanceBusinessRules()
		{
			_SessionExtension.AddInstanceValidationRules(ValidationRules);
			// CSLATODO:  Add other validation rules
		}
		// Sample data comparison validation rule
		//private bool StartDateGTEndDate(object target, Csla.Validation.RuleArgs e)
		//{
		//	if (_started > _ended)
		//	{
		//		e.Description = "Start date can't be after end date";
		//		return false;
		//	}
		//	else
		//		return true;
		//}
		#endregion
		#region Authorization Rules
		protected override void AddAuthorizationRules()
		{
			//CSLATODO: Who can read/write which fields
			//AuthorizationRules.AllowRead(SessionID, "<Role(s)>");
			//AuthorizationRules.AllowRead(UserID, "<Role(s)>");
			//AuthorizationRules.AllowRead(DTSDtart, "<Role(s)>");
			//AuthorizationRules.AllowRead(DTSEnd, "<Role(s)>");
			//AuthorizationRules.AllowRead(DTSActivity, "<Role(s)>");
			//AuthorizationRules.AllowRead(MachineName, "<Role(s)>");
			//AuthorizationRules.AllowRead(ProcessID, "<Role(s)>");
			//AuthorizationRules.AllowWrite(UserID, "<Role(s)>");
			//AuthorizationRules.AllowWrite(DTSDtart, "<Role(s)>");
			//AuthorizationRules.AllowWrite(DTSEnd, "<Role(s)>");
			//AuthorizationRules.AllowWrite(DTSActivity, "<Role(s)>");
			//AuthorizationRules.AllowWrite(MachineName, "<Role(s)>");
			//AuthorizationRules.AllowWrite(ProcessID, "<Role(s)>");
			_SessionExtension.AddAuthorizationRules(AuthorizationRules);
		}
		protected override void AddInstanceAuthorizationRules()
		{
			//CSLATODO: Who can read/write which fields
			_SessionExtension.AddInstanceAuthorizationRules(AuthorizationRules);
		}
		public static bool CanAddObject()
		{
			// CSLATODO: Can Add Authorization
			//return Csla.ApplicationContext.User.IsInRole("ProjectManager");
			return true;
		}
		public static bool CanGetObject()
		{
			// CSLATODO: CanGet Authorization
			return true;
		}
		public static bool CanDeleteObject()
		{
			// CSLATODO: CanDelete Authorization
			//bool result = false;
			//if (Csla.ApplicationContext.User.IsInRole("ProjectManager"))result = true;
			//if (Csla.ApplicationContext.User.IsInRole("Administrator"))result = true;
			//return result;
			return true;
		}
		public static bool CanEditObject()
		{
			// CSLATODO: CanEdit Authorization
			//return Csla.ApplicationContext.User.IsInRole("ProjectManager");
			return true;
		}
		#endregion
		#region Factory Methods
		public int CurrentEditLevel
		{ get { return EditLevel; } }
		private static int _SessionUnique = 0;
		protected static int SessionUnique
		{ get { return ++_SessionUnique; } }
		private int _MySessionUnique = SessionUnique;
		public int MySessionUnique // Absolutely Unique ID - Editable
		{ get { return _MySessionUnique; } }
		protected Session()
		{/* require use of factory methods */
			AddToCache(this);
		}
		private bool _Disposed = false;
		private static int _CountCreated = 0;
		private static int _CountDisposed = 0;
		private static int _CountFinalized = 0;
		private static int IncrementCountCreated
		{ get { return ++_CountCreated; } }
		private int _CountWhenCreated = IncrementCountCreated;
		public static int CountCreated
		{ get { return _CountCreated; } }
		public static int CountNotDisposed
		{ get { return _CountCreated - _CountDisposed; } }
		public static int CountNotFinalized
		{ get { return _CountCreated - _CountFinalized; } }
		~Session()
		{
			_CountFinalized++;
		}
		public void Dispose()
		{
			if (_Disposed) return;
			_CountDisposed++;
			_Disposed = true;
			RemoveFromDictionaries();
		}
		private void RemoveFromDictionaries()
		{
			RemoveFromCache(this);
			if (_CacheByPrimaryKey.ContainsKey(SessionID.ToString()))
			{
				List<Session> listSession = _CacheByPrimaryKey[SessionID.ToString()]; // Get the list of items
				while (listSession.Contains(this)) listSession.Remove(this); // Remove the item from the list
				if (listSession.Count == 0) //If there are no items left in the list
					_CacheByPrimaryKey.Remove(SessionID.ToString()); // remove the list
			}
		}
		public static Session New()
		{
			if (!CanAddObject())
				throw new System.Security.SecurityException("User not authorized to add a Session");
			try
			{
				return DataPortal.Create<Session>();
			}
			catch (Exception ex)
			{
				throw new DbCslaException("Error on Session.New", ex);
			}
		}
		public static Session New(string machineName, int processID)
		{
			Session tmp = Session.New();
			tmp.MachineName = machineName;
			tmp.ProcessID = processID;
			return tmp;
		}
		public static Session New(string userID, DateTime dTSDtart, DateTime? dTSEnd, DateTime dTSActivity, string machineName, int processID)
		{
			Session tmp = Session.New();
			tmp.UserID = userID;
			tmp.DTSDtart = dTSDtart;
			tmp.DTSEnd = dTSEnd;
			tmp.DTSActivity = dTSActivity;
			tmp.MachineName = machineName;
			tmp.ProcessID = processID;
			return tmp;
		}
		public static Session MakeSession(string userID, DateTime dTSDtart, DateTime? dTSEnd, DateTime dTSActivity, string machineName, int processID)
		{
			Session tmp = Session.New(userID, dTSDtart, dTSEnd, dTSActivity, machineName, processID);
			if (tmp.IsSavable)
				tmp = tmp.Save();
			else
			{
				Csla.Validation.BrokenRulesCollection brc = tmp.ValidationRules.GetBrokenRules();
				tmp._ErrorMessage = "Failed Validation:";
				foreach (Csla.Validation.BrokenRule br in brc)
				{
					tmp._ErrorMessage += "\r\n\tFailure: " + br.RuleName;
				}
			}
			return tmp;
		}
		public static Session New(DateTime? dTSEnd, string machineName, int processID)
		{
			Session tmp = Session.New();
			tmp.DTSEnd = dTSEnd;
			tmp.MachineName = machineName;
			tmp.ProcessID = processID;
			return tmp;
		}
		public static Session MakeSession(DateTime? dTSEnd, string machineName, int processID)
		{
			Session tmp = Session.New(dTSEnd, machineName, processID);
			if (tmp.IsSavable)
				tmp = tmp.Save();
			else
			{
				Csla.Validation.BrokenRulesCollection brc = tmp.ValidationRules.GetBrokenRules();
				tmp._ErrorMessage = "Failed Validation:";
				foreach (Csla.Validation.BrokenRule br in brc)
				{
					tmp._ErrorMessage += "\r\n\tFailure: " + br.RuleName;
				}
			}
			return tmp;
		}
		public static Session Get(int sessionID)
		{
			if (!CanGetObject())
				throw new System.Security.SecurityException("User not authorized to view a Session");
			try
			{
				Session tmp = GetCachedByPrimaryKey(sessionID);
				if (tmp == null)
				{
					tmp = DataPortal.Fetch<Session>(new PKCriteria(sessionID));
					AddToCache(tmp);
				}
				if (tmp.ErrorMessage == "No Record Found") 
				{
					tmp.Dispose(); // Clean-up Session
					tmp = null;
				}
				return tmp;
			}
			catch (Exception ex)
			{
				throw new DbCslaException("Error on Session.Get", ex);
			}
		}
		public static Session Get(SafeDataReader dr)
		{
			if (dr.Read()) return new Session(dr);
			return null;
		}
		internal Session(SafeDataReader dr)
		{
			ReadData(dr);
		}
		public static void Delete(int sessionID)
		{
			if (!CanDeleteObject())
				throw new System.Security.SecurityException("User not authorized to remove a Session");
			try
			{
				DataPortal.Delete(new PKCriteria(sessionID));
			}
			catch (Exception ex)
			{
				throw new DbCslaException("Error on Session.Delete", ex);
			}
		}
		public override Session Save()
		{
			if (IsDeleted && !CanDeleteObject())
				throw new System.Security.SecurityException("User not authorized to remove a Session");
			else if (IsNew && !CanAddObject())
				throw new System.Security.SecurityException("User not authorized to add a Session");
			else if (!CanEditObject())
				throw new System.Security.SecurityException("User not authorized to update a Session");
			try
			{
				BuildRefreshList();
				Session session = base.Save();
				RemoveFromDictionaries(); // if save is successful remove the previous Folder from the cache
				AddToCache(session);//Refresh the item in AllList
				ProcessRefreshList();
				return session;
			}
			catch (Exception ex)
			{
				throw new DbCslaException("Error on CSLA Save", ex);
			}
		}
		#endregion
		#region Data Access Portal
		[Serializable()]
		protected class PKCriteria
		{
			private int _SessionID;
			public int SessionID
			{ get { return _SessionID; } }
			public PKCriteria(int sessionID)
			{
				_SessionID = sessionID;
			}
		}
		// CSLATODO: If Create needs to access DB - It should not be marked RunLocal
		[RunLocal()]
		private new void DataPortal_Create()
		{
			_SessionID = NextSessionID;
			// Database Defaults
			_UserID = _SessionExtension.DefaultUserID;
			_DTSDtart = _SessionExtension.DefaultDTSDtart;
			_DTSActivity = _SessionExtension.DefaultDTSActivity;
			// CSLATODO: Add any defaults that are necessary
			ValidationRules.CheckRules();
		}
		private void ReadData(SafeDataReader dr)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Session.ReadData", GetHashCode());
			try
			{
				_SessionID = dr.GetInt32("SessionID");
				_UserID = dr.GetString("UserID");
				_DTSDtart = dr.GetDateTime("DTSDtart");
				if (!dr.IsDBNull(dr.GetOrdinal("DTSEnd"))) _DTSEnd = dr.GetDateTime("DTSEnd");
				_DTSActivity = dr.GetDateTime("DTSActivity");
				dr.GetBytes("LastChanged", 0, _LastChanged, 0, 8);
				_MachineName = dr.GetString("MachineName");
				_ProcessID = dr.GetInt32("ProcessID");
				MarkOld();
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Session.ReadData", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("Session.ReadData", ex);
			}
		}
		private void DataPortal_Fetch(PKCriteria criteria)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Session.DataPortal_Fetch", GetHashCode());
			try
			{
				using (SqlConnection cn = Database.VEPROMS_SqlConnection)
				{
					ApplicationContext.LocalContext["cn"] = cn;
					using (SqlCommand cm = cn.CreateCommand())
					{
						cm.CommandType = CommandType.StoredProcedure;
						cm.CommandText = "getSession";
						cm.Parameters.AddWithValue("@SessionID", criteria.SessionID);
						using (SafeDataReader dr = new SafeDataReader(cm.ExecuteReader()))
						{
							if (!dr.Read())
							{
								_ErrorMessage = "No Record Found";
								return;
							}
							ReadData(dr);
						}
					}
					// removing of item only needed for local data portal
					if (ApplicationContext.ExecutionLocation == ApplicationContext.ExecutionLocations.Client)
						ApplicationContext.LocalContext.Remove("cn");
				}
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Session.DataPortal_Fetch", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("Session.DataPortal_Fetch", ex);
			}
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		protected override void DataPortal_Insert()
		{
			try
			{
				using (SqlConnection cn = Database.VEPROMS_SqlConnection)
				{
					ApplicationContext.LocalContext["cn"] = cn;
					SQLInsert();
					// removing of item only needed for local data portal
					if (ApplicationContext.ExecutionLocation == ApplicationContext.ExecutionLocations.Client)
						ApplicationContext.LocalContext.Remove("cn");
				}
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Session.DataPortal_Insert", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("Session.DataPortal_Insert", ex);
			}
			finally
			{
				if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Session.DataPortal_Insert", GetHashCode());
			}
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		internal void SQLInsert()
		{
			if (!this.IsDirty) return;
			try
			{
				SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"];
				using (SqlCommand cm = cn.CreateCommand())
				{
					cm.CommandType = CommandType.StoredProcedure;
					cm.CommandText = "addSession";
					// Input All Fields - Except Calculated Columns
					cm.Parameters.AddWithValue("@UserID", _UserID);
					if (_DTSDtart.Year >= 1753 && _DTSDtart.Year <= 9999) cm.Parameters.AddWithValue("@DTSDtart", _DTSDtart);
					if (_DTSEnd != null && ((DateTime)_DTSEnd).Year >= 1753 && ((DateTime)_DTSEnd).Year <= 9999) cm.Parameters.AddWithValue("@DTSEnd", _DTSEnd);
					if (_DTSActivity.Year >= 1753 && _DTSActivity.Year <= 9999) cm.Parameters.AddWithValue("@DTSActivity", _DTSActivity);
					cm.Parameters.AddWithValue("@MachineName", _MachineName);
					cm.Parameters.AddWithValue("@ProcessID", _ProcessID);
					// Output Calculated Columns
					SqlParameter param_SessionID = new SqlParameter("@newSessionID", SqlDbType.Int);
					param_SessionID.Direction = ParameterDirection.Output;
					cm.Parameters.Add(param_SessionID);
					SqlParameter param_LastChanged = new SqlParameter("@newLastChanged", SqlDbType.Timestamp);
					param_LastChanged.Direction = ParameterDirection.Output;
					cm.Parameters.Add(param_LastChanged);
					// CSLATODO: Define any additional output parameters
					cm.ExecuteNonQuery();
					// Save all values being returned from the Procedure
					_SessionID = (int)cm.Parameters["@newSessionID"].Value;
					_LastChanged = (byte[])cm.Parameters["@newLastChanged"].Value;
				}
				MarkOld();
				// update child objects
				if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Session.SQLInsert", GetHashCode());
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Session.SQLInsert", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("Session.SQLInsert", ex);
			}
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		public static byte[] Add(SqlConnection cn, ref int sessionID, string userID, DateTime dTSDtart, DateTime? dTSEnd, DateTime dTSActivity, string machineName, int processID)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Session.Add", 0);
			try
			{
				using (SqlCommand cm = cn.CreateCommand())
				{
					cm.CommandType = CommandType.StoredProcedure;
					cm.CommandText = "addSession";
					// Input All Fields - Except Calculated Columns
					cm.Parameters.AddWithValue("@UserID", userID);
					if (dTSDtart.Year >= 1753 && dTSDtart.Year <= 9999) cm.Parameters.AddWithValue("@DTSDtart", dTSDtart);
					if (dTSEnd != null && ((DateTime)dTSEnd).Year >= 1753 && ((DateTime)dTSEnd).Year <= 9999) cm.Parameters.AddWithValue("@DTSEnd", dTSEnd);
					if (dTSActivity.Year >= 1753 && dTSActivity.Year <= 9999) cm.Parameters.AddWithValue("@DTSActivity", dTSActivity);
					cm.Parameters.AddWithValue("@MachineName", machineName);
					cm.Parameters.AddWithValue("@ProcessID", processID);
					// Output Calculated Columns
					SqlParameter param_SessionID = new SqlParameter("@newSessionID", SqlDbType.Int);
					param_SessionID.Direction = ParameterDirection.Output;
					cm.Parameters.Add(param_SessionID);
					SqlParameter param_LastChanged = new SqlParameter("@newLastChanged", SqlDbType.Timestamp);
					param_LastChanged.Direction = ParameterDirection.Output;
					cm.Parameters.Add(param_LastChanged);
					// CSLATODO: Define any additional output parameters
					cm.ExecuteNonQuery();
					// Save all values being returned from the Procedure
					sessionID = (int)cm.Parameters["@newSessionID"].Value;
					return (byte[])cm.Parameters["@newLastChanged"].Value;
				}
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Session.Add", ex);
				throw new DbCslaException("Session.Add", ex);
			}
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		protected override void DataPortal_Update()
		{
			if (!IsDirty) return;	// If not dirty - nothing to do
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Session.DataPortal_Update", GetHashCode());
			try
			{
				using (SqlConnection cn = Database.VEPROMS_SqlConnection)
				{
					ApplicationContext.LocalContext["cn"] = cn;
					SQLUpdate();
					// removing of item only needed for local data portal
					if (ApplicationContext.ExecutionLocation == ApplicationContext.ExecutionLocations.Client)
						ApplicationContext.LocalContext.Remove("cn");
				}
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Session.DataPortal_Update", ex);
				_ErrorMessage = ex.Message;
				if (!ex.Message.EndsWith("has been edited by another user.")) throw ex;
			}
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		internal void SQLUpdate()
		{
			if (!IsDirty) return;	// If not dirty - nothing to do
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Session.SQLUpdate", GetHashCode());
			try
			{
				SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"];
				if (base.IsDirty)
				{
					using (SqlCommand cm = cn.CreateCommand())
					{
						cm.CommandType = CommandType.StoredProcedure;
						cm.CommandText = "updateSession";
						// All Fields including Calculated Fields
						cm.Parameters.AddWithValue("@SessionID", _SessionID);
						cm.Parameters.AddWithValue("@UserID", _UserID);
						if (_DTSDtart.Year >= 1753 && _DTSDtart.Year <= 9999) cm.Parameters.AddWithValue("@DTSDtart", _DTSDtart);
						if (_DTSEnd != null && ((DateTime)_DTSEnd).Year >= 1753 && ((DateTime)_DTSEnd).Year <= 9999) cm.Parameters.AddWithValue("@DTSEnd", _DTSEnd);
						if (_DTSActivity.Year >= 1753 && _DTSActivity.Year <= 9999) cm.Parameters.AddWithValue("@DTSActivity", _DTSActivity);
						cm.Parameters.AddWithValue("@LastChanged", _LastChanged);
						cm.Parameters.AddWithValue("@MachineName", _MachineName);
						cm.Parameters.AddWithValue("@ProcessID", _ProcessID);
						// Output Calculated Columns
						SqlParameter param_LastChanged = new SqlParameter("@newLastChanged", SqlDbType.Timestamp);
						param_LastChanged.Direction = ParameterDirection.Output;
						cm.Parameters.Add(param_LastChanged);
						// CSLATODO: Define any additional output parameters
						cm.ExecuteNonQuery();
						// Save all values being returned from the Procedure
						_LastChanged = (byte[])cm.Parameters["@newLastChanged"].Value;
					}
				}
				MarkOld();
				// use the open connection to update child objects
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Session.SQLUpdate", ex);
				_ErrorMessage = ex.Message;
				if (!ex.Message.EndsWith("has been edited by another user.")) throw ex;
			}
		}
		internal void Update()
		{
			if (!this.IsDirty) return;
			if (base.IsDirty)
			{
				SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"];
				if (IsNew)
					_LastChanged = Session.Add(cn, ref _SessionID, _UserID, _DTSDtart, _DTSEnd, _DTSActivity, _MachineName, _ProcessID);
				else
					_LastChanged = Session.Update(cn, ref _SessionID, _UserID, _DTSDtart, _DTSEnd, _DTSActivity, ref _LastChanged, _MachineName, _ProcessID);
				MarkOld();
			}
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		public static byte[] Update(SqlConnection cn, ref int sessionID, string userID, DateTime dTSDtart, DateTime? dTSEnd, DateTime dTSActivity, ref byte[] lastChanged, string machineName, int processID)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Session.Update", 0);
			try
			{
				using (SqlCommand cm = cn.CreateCommand())
				{
					cm.CommandType = CommandType.StoredProcedure;
					cm.CommandText = "updateSession";
					// Input All Fields - Except Calculated Columns
					cm.Parameters.AddWithValue("@SessionID", sessionID);
					cm.Parameters.AddWithValue("@UserID", userID);
					if (dTSDtart.Year >= 1753 && dTSDtart.Year <= 9999) cm.Parameters.AddWithValue("@DTSDtart", dTSDtart);
					if (dTSEnd != null && ((DateTime)dTSEnd).Year >= 1753 && ((DateTime)dTSEnd).Year <= 9999) cm.Parameters.AddWithValue("@DTSEnd", dTSEnd);
					if (dTSActivity.Year >= 1753 && dTSActivity.Year <= 9999) cm.Parameters.AddWithValue("@DTSActivity", dTSActivity);
					cm.Parameters.AddWithValue("@LastChanged", lastChanged);
					cm.Parameters.AddWithValue("@MachineName", machineName);
					cm.Parameters.AddWithValue("@ProcessID", processID);
					// Output Calculated Columns
					SqlParameter param_LastChanged = new SqlParameter("@newLastChanged", SqlDbType.Timestamp);
					param_LastChanged.Direction = ParameterDirection.Output;
					cm.Parameters.Add(param_LastChanged);
					// CSLATODO: Define any additional output parameters
					cm.ExecuteNonQuery();
					// Save all values being returned from the Procedure
					return (byte[])cm.Parameters["@newLastChanged"].Value;
				}
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Session.Update", ex);
				throw new DbCslaException("Session.Update", ex);
			}
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		protected override void DataPortal_DeleteSelf()
		{
			DataPortal_Delete(new PKCriteria(_SessionID));
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		private void DataPortal_Delete(PKCriteria criteria)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Session.DataPortal_Delete", GetHashCode());
			try
			{
				using (SqlConnection cn = Database.VEPROMS_SqlConnection)
				{
					using (SqlCommand cm = cn.CreateCommand())
					{
						cm.CommandType = CommandType.StoredProcedure;
						cm.CommandText = "deleteSession";
						cm.Parameters.AddWithValue("@SessionID", criteria.SessionID);
						cm.ExecuteNonQuery();
					}
				}
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Session.DataPortal_Delete", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("Session.DataPortal_Delete", ex);
			}
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		public static void Remove(SqlConnection cn, int sessionID)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Session.Remove", 0);
			try
			{
				using (SqlCommand cm = cn.CreateCommand())
				{
					cm.CommandType = CommandType.StoredProcedure;
					cm.CommandText = "deleteSession";
					// Input PK Fields
					cm.Parameters.AddWithValue("@SessionID", sessionID);
					// CSLATODO: Define any additional output parameters
					cm.ExecuteNonQuery();
				}
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Session.Remove", ex);
				throw new DbCslaException("Session.Remove", ex);
			}
		}
		#endregion
		#region Exists
		public static bool Exists(int sessionID)
		{
			ExistsCommand result;
			try
			{
				result = DataPortal.Execute<ExistsCommand>(new ExistsCommand(sessionID));
				return result.Exists;
			}
			catch (Exception ex)
			{
				throw new DbCslaException("Error on Session.Exists", ex);
			}
		}
		[Serializable()]
		private class ExistsCommand : CommandBase
		{
			private int _SessionID;
			private bool _exists;
			public bool Exists
			{
				get { return _exists; }
			}
			public ExistsCommand(int sessionID)
			{
				_SessionID = sessionID;
			}
			protected override void DataPortal_Execute()
			{
				if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Session.DataPortal_Execute", GetHashCode());
				try
				{
					using (SqlConnection cn = Database.VEPROMS_SqlConnection)
					{
						cn.Open();
						using (SqlCommand cm = cn.CreateCommand())
						{
							cm.CommandType = CommandType.StoredProcedure;
							cm.CommandText = "existsSession";
							cm.Parameters.AddWithValue("@SessionID", _SessionID);
							int count = (int)cm.ExecuteScalar();
							_exists = (count > 0);
						}
					}
				}
				catch (Exception ex)
				{
					if (_MyLog.IsErrorEnabled) _MyLog.Error("Session.DataPortal_Execute", ex);
					throw new DbCslaException("Session.DataPortal_Execute", ex);
				}
			}
		}
		#endregion
		// Standard Default Code
		#region extension
		SessionExtension _SessionExtension = new SessionExtension();
		[Serializable()]
		partial class SessionExtension : extensionBase
		{
		}
		[Serializable()]
		class extensionBase
		{
			// Default Values
			public virtual string DefaultUserID
			{
				get { return Environment.UserName.ToUpper(); }
			}
			public virtual DateTime DefaultDTSDtart
			{
				get { return DateTime.Now; }
			}
			public virtual DateTime DefaultDTSActivity
			{
				get { return DateTime.Now; }
			}
			// Authorization Rules
			public virtual void AddAuthorizationRules(Csla.Security.AuthorizationRules rules)
			{
				// Needs to be overriden to add new authorization rules
			}
			// Instance Authorization Rules
			public virtual void AddInstanceAuthorizationRules(Csla.Security.AuthorizationRules rules)
			{
				// Needs to be overriden to add new authorization rules
			}
			// Validation Rules
			public virtual void AddValidationRules(Csla.Validation.ValidationRules rules)
			{
				// Needs to be overriden to add new validation rules
			}
			// InstanceValidation Rules
			public virtual void AddInstanceValidationRules(Csla.Validation.ValidationRules rules)
			{
				// Needs to be overriden to add new validation rules
			}
		}
		#endregion
	} // Class
	#region Converter
	internal class SessionConverter : ExpandableObjectConverter
	{
		public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destType)
		{
			if (destType == typeof(string) && value is Session)
			{
				// Return the ToString value
				return ((Session)value).ToString();
			}
			return base.ConvertTo(context, culture, value, destType);
		}
	}
	#endregion
} // Namespace


//// The following is a sample Extension File.  You can use it to create SessionExt.cs
//using System;
//using System.Collections.Generic;
//using System.Text;
//using Csla;

//namespace VEPROMS.CSLA.Library
//{
//  public partial class Session
//  {
//    partial class SessionExtension : extensionBase
//    {
//      // CSLATODO: Override automatic defaults
//      public virtual string DefaultUserID
//      {
//        get { return Environment.UserName.ToUpper(); }
//      }
//      public virtual DateTime DefaultDTSDtart
//      {
//        get { return DateTime.Now; }
//      }
//      public virtual DateTime DefaultDTSActivity
//      {
//        get { return DateTime.Now; }
//      }
//      public new void AddAuthorizationRules(Csla.Security.AuthorizationRules rules)
//      {
//        //rules.AllowRead(Dbid, "<Role(s)>");
//      }
//      public new void AddInstanceAuthorizationRules(Csla.Security.AuthorizationRules rules)
//      {
//        //rules.AllowInstanceRead(Dbid, "<Role(s)>");
//      }
//      public new void AddValidationRules(Csla.Validation.ValidationRules rules)
//      {
//        rules.AddRule(
//          Csla.Validation.CommonRules.StringMaxLength,
//          new Csla.Validation.CommonRules.MaxLengthRuleArgs("Name", 100));
//      }
//      public new void AddInstanceValidationRules(Csla.Validation.ValidationRules rules)
//      {
//        rules.AddInstanceRule(/* Instance Validation Rule */);
//      }
//    }
//  }
//}