Showing the changes to Source/Libraries/GSF.Core/Threading/ThreadContainerThreadpool.cs (1 of 10 files). Show all
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| 1 | −//****************************************************************************************************** | |
| 2 | −// ThreadContainerThreadpool.cs - Gbtc | |
| 3 | −// | |
| 4 | −// Copyright © 2014, Grid Protection Alliance. All Rights Reserved. | |
| 5 | −// | |
| 6 | −// Licensed to the Grid Protection Alliance (GPA) under one or more contributor license agreements. See | |
| 7 | −// the NOTICE file distributed with this work for additional information regarding copyright ownership. | |
| 8 | −// The GPA licenses this file to you under the Eclipse Public License -v 1.0 (the "License"); you may | |
| 9 | −// not use this file except in compliance with the License. You may obtain a copy of the License at: | |
| 10 | −// | |
| 11 | −// http://www.opensource.org/licenses/eclipse-1.0.php | |
| 12 | −// | |
| 13 | −// Unless agreed to in writing, the subject software distributed under the License is distributed on an | |
| 14 | −// "AS-IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. Refer to the | |
| 15 | −// License for the specific language governing permissions and limitations. | |
| 16 | −// | |
| 17 | −// Code Modification History: | |
| 18 | −// ---------------------------------------------------------------------------------------------------- | |
| 19 | −// 3/8/2014 - Steven E. Chisholm | |
| 20 | −// Generated original version of source code. | |
| 21 | −// | |
| 22 | −// | |
| 23 | −//****************************************************************************************************** | |
| 24 | − | |
| 25 | −using System.Threading; | |
| 26 | − | |
| 27 | −namespace GSF.Threading | |
| 28 | −{ | |
| 29 | − internal class ThreadContainerThreadpool | |
| 30 | − : ThreadContainerBase | |
| 31 | − { | |
| 32 | − /// <summary> | |
| 33 | − /// Handle that is created when telling the threadpool to do a delayed start. | |
| 34 | − /// </summary> | |
| 35 | − private volatile RegisteredWaitHandle m_registeredHandle; | |
| 36 | − | |
| 37 | − /// <summary> | |
| 38 | − /// The reset event that allows the timer to be short circuited. | |
| 39 | − /// </summary> | |
| 40 | − private ManualResetEvent m_waitObject; | |
| 41 | − | |
| 42 | − public ThreadContainerThreadpool(WeakActionFast<CallbackArgs> callback) | |
| 43 | − : base(callback) | |
| 44 | − { | |
| 45 | − m_waitObject = new ManualResetEvent(false); | |
| 46 | − } | |
| 47 | − | |
| 48 | − protected override void InternalStart(int delay) | |
| 49 | − { | |
| 50 | − m_waitObject.Reset(); | |
| 51 | − m_registeredHandle = ThreadPool.RegisterWaitForSingleObject(m_waitObject, BeginRunOnTimer, null, delay, executeOnlyOnce: true); | |
| 52 | − } | |
| 53 | − | |
| 54 | − protected override void InternalStart_FromWorkerThread(int delay) | |
| 55 | − { | |
| 56 | − m_waitObject.Reset(); | |
| 57 | − m_registeredHandle = ThreadPool.RegisterWaitForSingleObject(m_waitObject, BeginRunOnTimer, null, delay, executeOnlyOnce: true); | |
| 58 | − } | |
| 59 | − | |
| 60 | − private void BeginRunOnTimer(object state, bool isTimeout) | |
| 61 | − { | |
| 62 | − //Wait for this race condition to satisfy | |
| 63 | − while (m_registeredHandle == null) | |
| 64 | − ; | |
| 65 | − m_registeredHandle.Unregister(null); | |
| 66 | − m_registeredHandle = null; | |
| 67 | − OnRunning(); | |
| 68 | − } | |
| 69 | − | |
| 70 | − protected override void InternalCancelTimer() | |
| 71 | − { | |
| 72 | − m_waitObject.Set(); | |
| 73 | − } | |
| 74 | − | |
| 75 | − protected override void InternalStart() | |
| 76 | − { | |
| 77 | − ThreadPool.QueueUserWorkItem(BeginRunImmediately); | |
| 78 | − } | |
| 79 | − | |
| 80 | − protected override void InternalStart_FromWorkerThread() | |
| 81 | − { | |
| 82 | − ThreadPool.QueueUserWorkItem(BeginRunImmediately); | |
| 83 | − } | |
| 84 | − | |
| 85 | − private void BeginRunImmediately(object state) | |
| 86 | − { | |
| 87 | − OnRunning(); | |
| 88 | − } | |
| 89 | − | |
| 90 | − protected override void InternalDispose_FromWorkerThread() | |
| 91 | − { | |
| 92 | − m_waitObject.Dispose(); | |
| 93 | − m_waitObject = null; | |
| 94 | − } | |
| 95 | − | |
| 96 | − protected override void InternalDoNothing_FromWorkerThread() | |
| 97 | − { | |
| 98 | − | |
| 99 | − } | |
| 100 | − | |
| 101 | − } | |
| 102 | −} | |