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comparison Platforms/Wasm/WasmDelayedCallExecutor.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
parents
children 4f2416d519b4
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430:b85f635f1eb5 431:26b90b110719
1 #pragma once
2
3 #include <Framework/Toolbox/IDelayedCallExecutor.h>
4 #include <Core/OrthancException.h>
5
6 namespace OrthancStone
7 {
8 class WasmDelayedCallExecutor : public IDelayedCallExecutor
9 {
10 private:
11 static MessageBroker* broker_;
12
13 // Private constructor => Singleton design pattern
14 WasmDelayedCallExecutor(MessageBroker& broker) :
15 IDelayedCallExecutor(broker)
16 {
17 }
18
19 public:
20 static WasmDelayedCallExecutor& GetInstance()
21 {
22 if (broker_ == NULL)
23 {
24 printf("WasmDelayedCallExecutor::GetInstance(): broker not initialized\n");
25 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
26 }
27 static WasmDelayedCallExecutor instance(*broker_);
28 return instance;
29 }
30
31 static void SetBroker(MessageBroker& broker)
32 {
33 broker_ = &broker;
34 }
35
36 virtual void Schedule(MessageHandler<IDelayedCallExecutor::TimeoutMessage>* callback,
37 unsigned int timeoutInMs = 1000);
38
39 };
40 }