source/bizobjects/AyaLib/GZTW.AyaNova.BLL/ObjectCustomFields.cs

@@ -0,0 +1,289 @@
+///////////////////////////////////////////////////////////
+//  ObjectCustomFields.cs
+//  Implementation of Class ObjectCustomFields
+//  CSLA type: Editable root collection 
+//  Created on: 12-Oct-2004 
+//  Object design: John  
+//	Coded: John 12-Oct-2004 
+///////////////////////////////////////////////////////////
+
+using System;
+using System.Data;
+using CSLA.Data;
+using GZTW.Data;
+using CSLA;
+
+
+namespace GZTW.AyaNova.BLL 
+{
+    /// <summary>
+    /// Editable root collection of <see cref="ObjectCustomField"/> objects
+    /// </summary>
+	[Serializable]
+	public class ObjectCustomFields : BusinessCollectionBase 
+	{
+
+		#region Constructor
+		
+		//Private constructor prevents direction instantiation
+		private ObjectCustomFields()
+		{
+			AllowSort=false;
+			AllowFind=true;
+			AllowEdit=true;
+			AllowNew=true;
+			AllowRemove=true;
+
+		}
+
+		#endregion
+
+		#region Business properties and methods
+		/// <summary>
+		/// Locale key so that generic list editor
+		/// UI code knows what title to give the list in a
+		/// grid
+		/// </summary>
+		public string LocaleKey
+		{
+			get
+			{
+				return "ObjectCustomField.Label.List";
+			}
+		}
+
+		/// <summary>
+		/// Retrieve ObjectCustomField by index
+		/// </summary>
+		/// <param name="Item">Index</param>
+		public ObjectCustomField this[int Item]
+		{
+			get
+			{
+				return (ObjectCustomField) List[Item];
+
+			}
+		}
+	
+		/// <summary>
+		/// Retrieve ObjectCustomField by string containing form's name value
+		/// </summary>
+		public ObjectCustomField this[string sObjectName, string sFieldName]
+		{
+			get
+			{		
+				foreach (ObjectCustomField child in List)
+				{
+					if(child.ObjectName==sObjectName && child.FieldName==sFieldName)	
+						return child;
+				}
+				return null;
+			}
+		}
+
+		/// <summary>
+		/// Remove ObjectCustomField by passing it in
+		/// </summary>
+		/// <param name="obj"></param>
+		public void Remove(ObjectCustomField obj)
+		{
+			List.Remove(obj);
+		}
+
+		/// <summary>
+		/// 
+		/// </summary>
+		/// <param name="sObjectName"></param>
+		/// <param name="sFieldName"></param>
+		public void Remove(string sObjectName, string sFieldName)
+		{
+			foreach (ObjectCustomField child in List)
+			{
+				if(child.ObjectName==sObjectName && child.FieldName==sFieldName)	
+					List.Remove(child);
+			}
+		}
+
+		
+
+		/// <summary>
+		/// 
+		/// </summary>
+		/// <param name="ObjectName"></param>
+		/// <param name="FieldName"></param>
+		/// <returns></returns>
+		public ObjectCustomField Add(string ObjectName, string FieldName)
+		{
+			ObjectCustomField child=ObjectCustomField.NewItem(ObjectName, FieldName);
+			List.Add(child);
+			return child;
+		}
+
+		
+
+		#endregion		
+
+		#region Contains
+
+		/// <summary>
+		/// Check if item in collection
+		/// </summary>
+		/// <param name="obj"></param>
+		public bool Contains(ObjectCustomField obj)
+		{
+			foreach (ObjectCustomField child in List)
+			{
+				if(child.Equals(obj)) return true;
+			}
+			return false;
+
+		}
+
+		/// <summary>
+		/// 
+		/// </summary>
+		/// <param name="sObjectName"></param>
+		/// <param name="sFieldName"></param>
+		/// <returns></returns>
+		public bool Contains(string sObjectName, string sFieldName)
+		{			
+			foreach (ObjectCustomField child in List)
+			{
+				if(child.ObjectName==sObjectName && child.FieldName==sFieldName) return true;
+			}
+			return false;
+
+		}
+
+		/// <summary>
+		/// Check if item in deleted collection
+		/// </summary>
+		/// <param name="obj"></param>
+		public bool ContainsDeleted(ObjectCustomField obj)
+		{
+			foreach (ObjectCustomField child in deletedList)
+			{
+				if(child.Equals(obj)) return true;
+			}
+			return false;
+
+		}
+
+		
+		#endregion
+
+		#region Static methods
+		/// <summary>
+		/// NewItems
+		/// </summary>
+		/// <returns></returns>
+		public static ObjectCustomFields NewItems()
+		{
+			return new ObjectCustomFields();
+		}
+
+		/// <summary>
+		/// 
+		/// </summary>
+		/// <param name="ObjectName"></param>
+		/// <returns></returns>
+		public static ObjectCustomFields GetItems(string ObjectName)
+		{
+			ObjectCustomFields col = new ObjectCustomFields();
+			return (ObjectCustomFields)DataPortal.Fetch(new Criteria(ObjectName));
+			
+		}
+		#endregion	
+
+		#region DAL DATA ACCESS
+
+		/// <summary>
+		/// Fetch children root style
+		/// </summary>
+		/// <param name="Criteria"></param>
+		protected override void DataPortal_Fetch(object Criteria)
+		{
+			Criteria crit = (Criteria)Criteria;
+			SafeDataReader dr = null;				
+			try
+			{
+				DBCommandWrapper cm = DBUtil.DB.GetSqlStringCommandWrapper(
+					"SELECT * FROM aObjectCustomField " +
+					"WHERE aObjectName=@ObjectName"
+					);
+
+				cm.AddInParameter("@ObjectName",DbType.String,crit.ObjectName);
+				dr=new SafeDataReader(DBUtil.DB.ExecuteReader(cm));
+				
+				while(dr.Read()) 
+				{
+					List.Add(ObjectCustomField.GetItem(dr));
+				}
+			}
+			finally
+			{
+				if(dr!=null) dr.Close();
+			}
+			
+		}
+
+		/// <summary>
+		/// Editable Root Collection Update
+		/// </summary>
+		protected override void DataPortal_Update()
+		{
+			using (IDbConnection connection = DBUtil.DB.GetConnection())
+			{
+				connection.Open();
+				IDbTransaction tr = connection.BeginTransaction();
+				try
+				{
+
+					//update (thus deleting) any deleted child objects
+					foreach (ObjectCustomField child in deletedList)
+					{
+						child.Update(tr);
+					}
+
+					//Now that they are deleted remove them from memory
+					deletedList.Clear();
+
+					foreach (ObjectCustomField child in List)
+					{
+						child.Update(tr);
+
+					}
+			
+					tr.Commit();
+				}
+				catch
+				{
+					tr.Rollback();
+					throw;//WAS: throw(ex);
+				}
+			}
+		}
+		#endregion
+
+
+		#region criteria
+		/// <summary>
+		/// Criteria for identifying existing object
+		/// </summary>
+		[Serializable]
+			private class Criteria
+		{
+			public string ObjectName;
+			
+			public Criteria(string _ObjectName)
+			{
+				ObjectName=_ObjectName;
+				
+			}
+			
+		}
+		#endregion
+		
+	}//end ObjectCustomFields
+
+}//end namespace GZTW.AyaNova.BLL