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Technosoftware/DaAeHdaClient/Da/Request.cs

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+#region Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
+//-----------------------------------------------------------------------------
+// Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
+// Web: https://www.technosoftware.com 
+// 
+// The source code in this file is covered under a dual-license scenario:
+//   - Owner of a purchased license: SCLA 1.0
+//   - GPL V3: everybody else
+//
+// SCLA license terms accompanied with this source code.
+// See SCLA 1.0: https://technosoftware.com/license/Source_Code_License_Agreement.pdf
+//
+// GNU General Public License as published by the Free Software Foundation;
+// version 3 of the License are accompanied with this source code.
+// See https://technosoftware.com/license/GPLv3License.txt
+//
+// This source code 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.
+//-----------------------------------------------------------------------------
+#endregion Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
+
+#region Using Directives
+using System;
+#endregion
+
+namespace Technosoftware.DaAeHdaClient.Da
+{
+	/// <summary>
+	/// Describes the state of a subscription.
+	/// </summary>
+	[Serializable]
+	public class TsCDaRequest : IOpcRequest
+	{
+		#region Fields
+        private ITsCDaSubscription subscription_;
+		private object handle_;
+        #endregion
+
+		#region Constructors, Destructor, Initialization
+        /// <summary>
+		/// Initializes the object with a subscription and a unique id.
+		/// </summary>
+		public TsCDaRequest(ITsCDaSubscription subscription, object handle)
+		{
+			subscription_ = subscription;
+			handle_ = handle;
+		}
+        #endregion
+
+		#region Properties
+        /// <summary>
+		/// The subscription processing the request.
+		/// </summary>
+		public ITsCDaSubscription Subscription => subscription_;
+
+        /// <summary>
+		/// An unique identifier, assigned by the client, for the request.
+		/// </summary>
+		public object Handle => handle_;
+        #endregion
+
+        #region Public Methods
+        /// <summary>
+        /// Cancels the request, if possible.
+        /// </summary>
+        public void Cancel(TsCDaCancelCompleteEventHandler callback) { subscription_.Cancel(this, callback); }
+        #endregion
+	}
+}