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/**
* @file
* @author 2012-2013 Stefan Radomski (stefan.radomski@cs.tu-darmstadt.de)
* @copyright Simplified BSD
*
* @cond
* This program is free software: you can redistribute it and/or modify
* it under the terms of the FreeBSD license as published by the FreeBSD
* project.
*
* 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.
*
* You should have received a copy of the FreeBSD license along with this
* program. If not, see <http://www.opensource.org/licenses/bsd-license>.
* @endcond
*/
#ifndef USCXMLINVOKER_H_OQFA21IO
#define USCXMLINVOKER_H_OQFA21IO
#include "uscxml/config.h"
#include "uscxml/interpreter/InterpreterImpl.h"
#include "uscxml/interpreter/BasicEventQueue.h"
#include "uscxml/interpreter/LoggingImpl.h"
#include "uscxml/plugins/InvokerImpl.h"
#ifdef BUILD_AS_PLUGINS
#include "uscxml/plugins/Plugins.h"
#endif
#define USCXML_INVOKER_SCXML_TYPE "http://www.w3.org/TR/scxml"
namespace uscxml {
/**
* @ingroup invoker
* An invoker for other SCXML instances.
*/
class USCXMLInvoker :
public InvokerImpl,
public std::enable_shared_from_this<USCXMLInvoker> {
public:
class ParentQueueImpl : public BasicEventQueue {
public:
ParentQueueImpl(USCXMLInvoker* invoker) : _invoker(invoker) {}
virtual void enqueue(const Event& event);
USCXMLInvoker* _invoker;
};
USCXMLInvoker();
virtual ~USCXMLInvoker();
virtual std::shared_ptr<InvokerImpl> create(InvokerCallbacks* callbacks);
virtual std::list<std::string> getNames() {
std::list<std::string> names;
names.push_back("scxml");
names.push_back("uscxml");
names.push_back(USCXML_INVOKER_SCXML_TYPE);
names.push_back("http://www.w3.org/TR/scxml/");
return names;
}
virtual void eventFromSCXML(const Event& event);
virtual Data getDataModelVariables();
virtual void invoke(const std::string& source, const Event& invokeEvent);
virtual void uninvoke();
virtual void deserialize(const Data& encodedState);
virtual Data serialize();
protected:
void start();
void stop();
static void run(void* instance);
bool _isActive;
bool _isStarted;
std::thread* _thread;
EventQueue _parentQueue;
Interpreter _invokedInterpreter;
std::recursive_mutex _mutex;
std::condition_variable_any _cond;
};
#ifdef BUILD_AS_PLUGINS
PLUMA_INHERIT_PROVIDER(USCXMLInvoker, InvokerImpl)
#endif
}
#endif /* end of include guard: USCXMLINVOKER_H_OQFA21IO */
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