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/**
* @file
* @author 2016 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 CONTENTEXECUTORIMPL_H_13F2884F
#define CONTENTEXECUTORIMPL_H_13F2884F
#include "uscxml/Common.h"
#include "uscxml/util/DOM.h"
#include "uscxml/messages/Data.h"
#include "uscxml/messages/Event.h"
#include "uscxml/interpreter/InterpreterMonitor.h"
#include <xercesc/dom/DOM.hpp>
#include <string>
namespace uscxml {
class USCXML_API ContentExecutorCallbacks {
public:
virtual void enqueueInternal(const Event& event) = 0;
virtual void enqueueExternal(const Event& event) = 0;
virtual void enqueueExternalDelayed(const Event& event, size_t delayMs, const std::string& eventUUID) = 0;
virtual void cancelDelayed(const std::string& eventId) = 0;
virtual bool isTrue(const std::string& expr) = 0;
virtual size_t getLength(const std::string& expr) = 0;
virtual void setForeach(const std::string& item,
const std::string& array,
const std::string& index,
uint32_t iteration) = 0;
virtual Data evalAsData(const std::string& expr) = 0;
virtual Data getAsData(const std::string& expr) = 0;
virtual void assign(const std::string& location, const Data& data) = 0;
virtual std::string getInvokeId() = 0;
virtual std::string getBaseURL() = 0;
virtual bool checkValidSendType(const std::string& type, const std::string& target) = 0;
virtual void enqueue(const std::string& type, const std::string& target, size_t delayMs, const Event& sendEvent) = 0;
virtual void invoke(const std::string& type, const std::string& src, bool autoForward, xercesc::DOMElement* finalize, const Event& invokeEvent) = 0;
virtual void uninvoke(const std::string& invokeId) = 0;
virtual const Event& getCurrentEvent() = 0;
/** Monitoring */
virtual InterpreterMonitor* getMonitor() = 0;
};
class USCXML_API ContentExecutorImpl {
public:
ContentExecutorImpl(ContentExecutorCallbacks* callbacks) : _callbacks(callbacks) {}
virtual void process(xercesc::DOMElement* block, const X& xmlPrefix) = 0;
virtual void invoke(xercesc::DOMElement* invoke) = 0;
virtual void uninvoke(xercesc::DOMElement* invoke) = 0;
virtual void raiseDoneEvent(xercesc::DOMElement* state, xercesc::DOMElement* doneData) = 0;
virtual Data elementAsData(xercesc::DOMElement* element) = 0;
protected:
ContentExecutorCallbacks* _callbacks;
};
class USCXML_API BasicContentExecutorImpl : public ContentExecutorImpl {
public:
BasicContentExecutorImpl(ContentExecutorCallbacks* callbacks) : ContentExecutorImpl(callbacks) {}
virtual ~BasicContentExecutorImpl() {}
void processRaise(xercesc::DOMElement* content);
void processSend(xercesc::DOMElement* element);
void processCancel(xercesc::DOMElement* content);
void processIf(xercesc::DOMElement* content);
void processAssign(xercesc::DOMElement* content);
void processForeach(xercesc::DOMElement* content);
void processLog(xercesc::DOMElement* content);
void processScript(xercesc::DOMElement* content);
virtual void process(xercesc::DOMElement* block, const X& xmlPrefix);
virtual void invoke(xercesc::DOMElement* invoke);
virtual void uninvoke(xercesc::DOMElement* invoke);
virtual void raiseDoneEvent(xercesc::DOMElement* state, xercesc::DOMElement* doneData);
virtual Data elementAsData(xercesc::DOMElement* element);
protected:
void processNameLists(std::map<std::string, Data>& nameMap, xercesc::DOMElement* element);
void processParams(std::multimap<std::string, Data>& paramMap, xercesc::DOMElement* element);
};
class USCXML_API ContentExecutor {
public:
PIMPL_OPERATORS(ContentExecutor)
virtual void process(xercesc::DOMElement* block, const X& xmlPrefix) {
_impl->process(block, xmlPrefix);
}
virtual void invoke(xercesc::DOMElement* invoke) {
_impl->invoke(invoke);
}
virtual void uninvoke(xercesc::DOMElement* invoke) {
_impl->uninvoke(invoke);
}
virtual Data elementAsData(xercesc::DOMElement* element) {
return _impl->elementAsData(element);
}
virtual void raiseDoneEvent(xercesc::DOMElement* state, xercesc::DOMElement* doneData) {
return _impl->raiseDoneEvent(state, doneData);
}
protected:
std::shared_ptr<ContentExecutorImpl> _impl;
};
}
#endif /* end of include guard: CONTENTEXECUTORIMPL_H_13F2884F */
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