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annotate Framework/Toolbox/IDelayedCallExecutor.h @ 431:26b90b110719 am-vsol-upgrade

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added DelayedCallExecutor to avoid using sleep() in C++ that consumes 100% CPU once executed in WASM
author am@osimis.io
date Thu, 29 Nov 2018 19:25:15 +0100
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children f0008c55e5f7
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431
26b90b110719 added DelayedCallExecutor to avoid using sleep() in C++ that consumes 100% CPU once executed in WASM
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #pragma once
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23
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24 #include "../../Framework/Messages/IObserver.h"
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25 #include "../../Framework/Messages/ICallable.h"
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26
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27 #include <Core/IDynamicObject.h>
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28 #include <Core/Logging.h>
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29
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30 #include <string>
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31 #include <map>
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32
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33 namespace OrthancStone
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34 {
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35 // The IDelayedCall executes a callback after a delay (equivalent to timeout() function in javascript).
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36 class IDelayedCallExecutor : public boost::noncopyable
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37 {
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38 protected:
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39 MessageBroker& broker_;
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40
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41 public:
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42
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43 typedef NoPayloadMessage<MessageType_Timeout> TimeoutMessage;
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44
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45 IDelayedCallExecutor(MessageBroker& broker) :
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46 broker_(broker)
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47 {
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48 }
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49
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50
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51 virtual ~IDelayedCallExecutor()
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52 {
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53 }
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54
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55
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56 virtual void Schedule(MessageHandler<IDelayedCallExecutor::TimeoutMessage>* callback,
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57 unsigned int timeoutInMs = 1000) = 0;
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58 };
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59 }