/*********************************************************************/
/*                                                                   */
/*                     AgentService Framework                        */
/*                       www.agentservice.it                         */
/*                                                                   */
/* Copyright (C) 2007 l.i.d.o. - DIST, University of Genoa, Italy    */
/* GNU Lesser General Public License                                 */
/*                                                                   */
/* This library is free software; you can redistribute it and/or     */
/* modify it under the terms of the GNU Lesser General Public        */
/* License as published by the Free Software Foundation,             */
/* version 2.1 of the License.                                       */
/*                                                                   */
/* This library is distributed in the hope that it will be useful,   */
/* but WITHOUT ANY WARRANTY; without even the implied warranty of    */
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU */
/* Lesser General Public License for more details.                   */
/*                                                                   */
/* You should have received a copy of the GNU Lesser General Public  */
/* License along with this library; if not, write to the             */
/* Free Software Foundation, Inc., 59 Temple Place - Suite 330,      */
/* Boston, MA  02111-1307, USA.                                      */
/*                                                                   */
/*********************************************************************/
using System;
using System.Runtime.Serialization;


namespace AgentService.Agent.Knowledge
{

	/// <summary>
	/// Class KnowledgePersistent. Defines the persistent version of a knowledge object.
	/// </summary>
	[Serializable()]
	public class KnowledgePersistent : ISerializable
	{
		/// <summary>
		/// Knowledge string identifier (name)
		/// </summary>
 		public string Name;

		/// <summary>
		/// Type name of the persisted knowledge object
		/// </summary>
		public string TypeName;

		/// <summary>
		/// List of items
		/// </summary>
  		public System.Collections.Hashtable Items;

		/// <summary>
		/// Persistence mode
		/// </summary>
		public PersistenceMode Mode;
		
		/// <summary>
		/// Default Constructor
		/// </summary>
		public KnowledgePersistent()
		{
			this.Items = new System.Collections.Hashtable();
		}
			
		/// <summary>
		/// Constructs a KnowledgePersistent object with the given name
		/// </summary>
		/// <param name="n">The name of the Knowledge to be persistent</param>
		public KnowledgePersistent(string name)
		{
			this.Name = name;
			this.Items = new System.Collections.Hashtable();
		}
		
		/// <summary>
		/// Constructs a KnowledgePersistent object with the given name
		/// </summary>
		/// <param name="name">name of the knowledge instance whose data will be persisted</param>
		/// <param name="items">knowledge instance items</param>
		public KnowledgePersistent(string name, System.Collections.Hashtable items)
		{
			this.Name = name;
			this.Items = items;
		}

		/// <summary>
		/// Constructs a KnowledgePersistent object from a streaming context
		/// </summary>
		/// <param name="info">SerializationInfo to populate with data</param>
		/// <param name="context">contextual information about the source or destination of the serialization</param>
		public KnowledgePersistent(SerializationInfo info, StreamingContext context) 
		{
			this.Name = info.GetValue("name", typeof(string)) as string;
			this.TypeName = info.GetValue("typeName", typeof(string)) as string;
			this.Items = info.GetValue("items", typeof(System.Collections.Hashtable)) as System.Collections.Hashtable;
			this.Mode = (PersistenceMode)info.GetValue("Mode", typeof(PersistenceMode));
		}
			
		/// <summary>
		/// Populates a specified SerializationInfo with the data needed to serialize the current ObjRef instance
		/// </summary>
		/// <param name="info">SerializationInfo to populate with data</param>
		/// <param name="context">contextual information about the source or destination of the serialization</param>
		public void GetObjectData(SerializationInfo info, StreamingContext context)
		{
			info.AddValue("name", this.Name);
			info.AddValue("typeName", this.TypeName);
			info.AddValue("items", this.Items);
			info.AddValue("Mode", this.Mode);
			
		}
	} 
}