diff Platforms/Generic/DelayedCallCommand.h @ 431:26b90b110719 am-vsol-upgrade

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 2a8ac2d426db
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Platforms/Generic/DelayedCallCommand.h	Thu Nov 29 19:25:15 2018 +0100
@@ -0,0 +1,56 @@
+/**
+ * Stone of Orthanc
+ * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ * Copyright (C) 2017-2018 Osimis S.A., Belgium
+ *
+ * This program is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Affero General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+
+#pragma once
+
+#include "IOracleCommand.h"
+
+#include "../../Framework/Toolbox/IDelayedCallExecutor.h"
+#include "../../Framework/Messages/IObservable.h"
+#include "../../Framework/Messages/ICallable.h"
+#include "../../Applications/Generic/NativeStoneApplicationContext.h"
+#include <boost/chrono.hpp>
+
+namespace OrthancStone
+{
+  class DelayedCallCommand : public IOracleCommand, IObservable
+  {
+  protected:
+    std::auto_ptr<MessageHandler<IDelayedCallExecutor::TimeoutMessage> >  callback_;
+    std::auto_ptr<Orthanc::IDynamicObject>  payload_;
+    NativeStoneApplicationContext&          context_;
+    boost::chrono::system_clock::time_point expirationTimePoint_;
+    unsigned int                            timeoutInMs_;
+
+  public:
+    DelayedCallCommand(MessageBroker& broker,
+                       MessageHandler<IDelayedCallExecutor::TimeoutMessage>* callback,  // takes ownership
+                       unsigned int timeoutInMs,
+                       Orthanc::IDynamicObject* payload /* takes ownership */,
+                       NativeStoneApplicationContext& context
+                       );
+
+    virtual void Execute();
+
+    virtual void Commit();
+  };
+
+}