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DataPRO/ICommand/.svn/pristine/03/036c9ececb7bb3422ce09a767225966aec7d05d5.svn-base

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+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Threading;
+using System.Diagnostics;
+using DTS.Common.ICommunication;
+
+namespace DTS.DASLib.Command
+{
+    /// <summary>
+    /// this is a base class for slice commands, it contains
+    /// additional logic that ribeye doesn't have (deviceid, device group)
+    /// </summary>
+    public abstract class SliceCommandBase : AbstractCommandBase
+    {
+        protected SliceCommandPacketBase command
+        {
+            get => baseCommand as SliceCommandPacketBase;
+            set => baseCommand = value;
+        }
+
+        protected SliceCommandPacketBase response
+        {
+            get => baseResponse as SliceCommandPacketBase;
+            set => baseResponse = value;
+        }
+
+        public byte DeviceID
+        {
+            get => command.DeviceID;
+            set => command.DeviceID = value;
+        }
+
+        public byte DeviceGroup
+        {
+            get => command.DeviceGroup;
+            set => command.DeviceGroup = value;
+        }
+        public SliceCommandBase(DTS.Common.Interface.DASFactory.ICommunication sock) : base(sock) { }
+        public SliceCommandBase(DTS.Common.Interface.DASFactory.ICommunication sock, int TimeoutMillisec) : base(sock, TimeoutMillisec) { }
+
+        /// <summary>
+        /// adds the serial number information to the log header
+        /// </summary>
+        /// <param name="list"></param>
+        public override void CommandToString(ref List<List<string>> list)
+        {
+            list[0].Add((null == recorder || null == recorder.DASInfo || DeviceID < 0) ? "<unknown>" : recorder.DASInfo.StackSerialNumber(DeviceID));
+            if (null != recorder && null != recorder.Transport) { list[0].Add(recorder.Transport.GetConnectionData()); }
+        }
+
+        /// <summary>
+        /// adds serial number information to log header
+        /// </summary>
+        /// <param name="lines"></param>
+        public override void ResponseToString(ref List<List<string>> lines)
+        {
+            lines[0].Add((null == recorder || null == recorder.DASInfo || DeviceID < 0) ? "<unknown>" : recorder.DASInfo.StackSerialNumber(DeviceID));
+        }
+
+        private static SemaphoreSlim _slicePool = new SemaphoreSlim(15, 15);
+        private static int _slicePoolDelayMs = 10;
+
+        /// <summary>
+        /// initializes the semaphore for SLICE, note if the semaphore is going to
+        /// be changed by the application it needs to be done before communication starts.
+		/// 10852 Add semaphore to SLICE communication to improve SLICE 6 multiple IP performance
+        /// </summary>
+        /// <param name="spots"></param>
+        /// <param name="delayMs"></param>
+        public static void Initialize(int spots, int delayMs)
+        {
+            _slicePoolDelayMs = delayMs;
+            _slicePool = new SemaphoreSlim(spots, spots);
+        }
+        public override void SyncExecute()
+        {
+            //_slicePool.Wait();
+            //var start = DateTime.Now;
+            try
+            {
+                base.SyncExecute();
+            }
+            finally
+            {
+                //_slicePool.Release();
+                //var elapsed = DateTime.Now.Subtract(start);
+                //if (elapsed.TotalMilliseconds < _slicePoolDelayMs)
+                //{
+                //    Thread.Sleep(Convert.ToInt32(_slicePoolDelayMs - elapsed.TotalMilliseconds));
+                //}
+            }
+        }
+    }
+}