1 files changed, 190 insertions, 0 deletions

diff --git a/ThirdParty/SmartThreadPool/WorkItem.WorkItemResult.cs b/ThirdParty/SmartThreadPool/WorkItem.WorkItemResult.cs
new file mode 100644
index 0000000..435a14b
--- /dev/null
+++ b/ThirdParty/SmartThreadPool/WorkItem.WorkItemResult.cs
@@ -0,0 +1,190 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Threading;
+
+namespace Amib.Threading.Internal
+{
+    public partial class WorkItem
+    {
+        #region WorkItemResult class
+
+        private class WorkItemResult : IWorkItemResult, IInternalWorkItemResult, IInternalWaitableResult
+        {
+            /// <summary>
+            /// A back reference to the work item
+            /// </summary>
+            private readonly WorkItem _workItem;
+
+            public WorkItemResult(WorkItem workItem)
+            {
+                _workItem = workItem;
+            }
+
+            internal WorkItem GetWorkItem()
+            {
+                return _workItem;
+            }
+
+            #region IWorkItemResult Members
+
+            public bool IsCompleted
+            {
+                get
+                {
+                    return _workItem.IsCompleted;
+                }
+            }
+
+            public bool IsCanceled
+            {
+                get
+                {
+                    return _workItem.IsCanceled;
+                }
+            }
+
+            public object GetResult()
+            {
+                return _workItem.GetResult(Timeout.Infinite, true, null);
+            }
+
+            public object GetResult(int millisecondsTimeout, bool exitContext)
+            {
+                return _workItem.GetResult(millisecondsTimeout, exitContext, null);
+            }
+
+            public object GetResult(TimeSpan timeout, bool exitContext)
+            {
+                return _workItem.GetResult((int)timeout.TotalMilliseconds, exitContext, null);
+            }
+
+            public object GetResult(int millisecondsTimeout, bool exitContext, WaitHandle cancelWaitHandle)
+            {
+                return _workItem.GetResult(millisecondsTimeout, exitContext, cancelWaitHandle);
+            }
+
+            public object GetResult(TimeSpan timeout, bool exitContext, WaitHandle cancelWaitHandle)
+            {
+                return _workItem.GetResult((int)timeout.TotalMilliseconds, exitContext, cancelWaitHandle);
+            }
+
+            public object GetResult(out Exception e)
+            {
+                return _workItem.GetResult(Timeout.Infinite, true, null, out e);
+            }
+
+            public object GetResult(int millisecondsTimeout, bool exitContext, out Exception e)
+            {
+                return _workItem.GetResult(millisecondsTimeout, exitContext, null, out e);
+            }
+
+            public object GetResult(TimeSpan timeout, bool exitContext, out Exception e)
+            {
+                return _workItem.GetResult((int)timeout.TotalMilliseconds, exitContext, null, out e);
+            }
+
+            public object GetResult(int millisecondsTimeout, bool exitContext, WaitHandle cancelWaitHandle, out Exception e)
+            {
+                return _workItem.GetResult(millisecondsTimeout, exitContext, cancelWaitHandle, out e);
+            }
+
+            public object GetResult(TimeSpan timeout, bool exitContext, WaitHandle cancelWaitHandle, out Exception e)
+            {
+                return _workItem.GetResult((int)timeout.TotalMilliseconds, exitContext, cancelWaitHandle, out e);
+            }
+
+            public bool Cancel()
+            {
+                return Cancel(false);
+            }
+
+            public bool Cancel(bool abortExecution)
+            {
+                return _workItem.Cancel(abortExecution);
+            }
+
+            public object State
+            {
+                get
+                {
+                    return _workItem._state;
+                }
+            }
+
+            public WorkItemPriority WorkItemPriority
+            {
+                get
+                {
+                    return _workItem._workItemInfo.WorkItemPriority;
+                }
+            }
+
+            /// <summary>
+            /// Return the result, same as GetResult()
+            /// </summary>
+            public object Result
+            {
+                get { return GetResult(); }
+            }
+
+            /// <summary>
+            /// Returns the exception if occured otherwise returns null.
+            /// This value is valid only after the work item completed,
+            /// before that it is always null.
+            /// </summary>
+            public object Exception
+            {
+                get { return _workItem._exception; }
+            }
+
+            #endregion
+
+            #region IInternalWorkItemResult Members
+
+            public event WorkItemStateCallback OnWorkItemStarted
+            {
+                add
+                {
+                    _workItem.OnWorkItemStarted += value;
+                }
+                remove
+                {
+                    _workItem.OnWorkItemStarted -= value;
+                }
+            }
+
+
+            public event WorkItemStateCallback OnWorkItemCompleted
+            {
+                add
+                {
+                    _workItem.OnWorkItemCompleted += value;
+                }
+                remove
+                {
+                    _workItem.OnWorkItemCompleted -= value;
+                }
+            }
+
+            #endregion
+
+            #region IInternalWorkItemResult Members
+
+            public IWorkItemResult GetWorkItemResult()
+            {
+                return this;
+            }
+
+            public IWorkItemResult<TResult> GetWorkItemResultT<TResult>()
+            {
+                return new WorkItemResultTWrapper<TResult>(this);
+            }
+
+            #endregion
+        }
+
+        #endregion
+
+    }
+}