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annotate Implab/Parallels/Signal.cs @ 129:471f596b2603 v2

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Added SharedLock to synchronization routines
author cin
date Thu, 29 Jan 2015 18:31:06 +0300
parents 6241bff0cd64
children
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6241bff0cd64 Added Signal class a lightweight alternative to ManualResetEvent
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1 using System;
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2 using System.Threading;
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3
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4 namespace Implab.Parallels {
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5 /// <summary>
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6 /// Implements a simple signalling logic using <see cref="Monitor.PulseAll(object)"/>.
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7 /// </summary>
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8 public class Signal {
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9 readonly object m_lock = new object();
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10 bool m_state;
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11
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12 public void Set() {
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13 lock(m_lock) {
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14 m_state = true;
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15 Monitor.PulseAll(m_lock);
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16 }
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17 }
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18
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19 public void Wait() {
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20 lock (m_lock)
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21 if (!m_state)
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22 Monitor.Wait(m_lock);
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23 }
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24
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25 public bool Wait(int timeout) {
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26 lock (m_lock)
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27 return m_state || Monitor.Wait(m_lock, timeout);
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28 }
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29 }
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30 }
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