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/**
* @file
* @author 2012-2014 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 FSMTOPROMELA_H_RP48RFDJ
#define FSMTOPROMELA_H_RP48RFDJ
#include "uscxml/interpreter/InterpreterDraft6.h"
#include "uscxml/DOMUtils.h"
#include "uscxml/util/Trie.h"
#include <DOM/Document.hpp>
#include <DOM/Node.hpp>
#include <XPath/XPath.hpp>
#include <ostream>
namespace uscxml {
class USCXML_API PromelaInline {
public:
PromelaInline() : type(PROMELA_NIL) {}
operator bool() {
return (type != PROMELA_NIL);
}
void dump();
enum PromelaInlineType {
PROMELA_NIL,
PROMELA_CODE,
PROMELA_EVENT_SOURCE,
PROMELA_EVENT_SOURCE_CUSTOM,
PROMELA_PROGRESS_LABEL,
PROMELA_ACCEPT_LABEL,
PROMELA_END_LABEL
};
std::string content;
std::list<std::list<std::string> > sequences;
PromelaInlineType type;
};
class USCXML_API PromelaInlines {
public:
PromelaInlines() : progressLabels(0), acceptLabels(0), endLabels(0), eventSources(0), customEventSources(0), codes(0) {}
void merge(const PromelaInlines& other) {
inlines.insert(inlines.end(), other.inlines.begin(), other.inlines.end());
progressLabels += other.progressLabels;
acceptLabels += other.acceptLabels;
endLabels += other.endLabels;
eventSources += other.eventSources;
customEventSources += other.customEventSources;
codes += other.codes;
}
operator bool() {
return inlines.size() > 0;
}
std::list<PromelaInline> inlines;
int progressLabels;
int acceptLabels;
int endLabels;
int eventSources;
int customEventSources;
int codes;
};
class USCXML_API PromelaEventSource {
public:
enum PromelaEventSourceType {
PROMELA_EVENT_SOURCE_INVALID,
PROMELA_EVENT_SOURCE_INVOKER,
PROMELA_EVENT_SOURCE_GLOBAL,
};
PromelaEventSource();
PromelaEventSource(const PromelaInlines& sources, const Arabica::DOM::Node<std::string>& parent);
void writeStartEventSources(std::ostream& stream, int indent = 0);
void writeStopEventSources(std::ostream& stream, int indent = 0);
void writeDeclarations(std::ostream& stream, int indent = 0);
void writeEventSource(std::ostream& stream);
operator bool() {
return type != PROMELA_EVENT_SOURCE_INVALID;
}
std::string name;
PromelaInlines eventSources;
Arabica::DOM::Node<std::string> container;
PromelaEventSourceType type;
Trie* trie;
};
class USCXML_API FSMToPromela : public InterpreterDraft6 {
public:
static void writeProgram(std::ostream& stream,
const Interpreter& interpreter);
static std::string beautifyIndentation(const std::string& code, int indent = 0);
protected:
FSMToPromela();
void writeProgram(std::ostream& stream);
void initNodes();
void writeEvents(std::ostream& stream);
void writeStates(std::ostream& stream);
void writeDeclarations(std::ostream& stream);
void writeEventSources(std::ostream& stream);
void writeExecutableContent(std::ostream& stream, const Arabica::DOM::Node<std::string>& node, int indent = 0);
void writeInlineComment(std::ostream& stream, const Arabica::DOM::Node<std::string>& node);
void writeFSM(std::ostream& stream);
void writeEventDispatching(std::ostream& stream);
void writeMain(std::ostream& stream);
void writeIfBlock(std::ostream& stream, const Arabica::XPath::NodeSet<std::string>& condChain, int indent = 0);
void writeDispatchingBlock(std::ostream& stream, const Arabica::XPath::NodeSet<std::string>& transChain, int indent = 0);
Arabica::XPath::NodeSet<std::string> getTransientContent(const Arabica::DOM::Node<std::string>& state);
Arabica::DOM::Node<std::string> getUltimateTarget(const Arabica::DOM::Node<std::string>& transition);
static PromelaInlines getInlinePromela(const std::string&);
static PromelaInlines getInlinePromela(const Arabica::XPath::NodeSet<std::string>& elements, bool recurse = false);
static PromelaInlines getInlinePromela(const Arabica::DOM::Node<std::string>& elements);
Trie _eventTrie;
Arabica::XPath::NodeSet<std::string> _globalStates;
Arabica::DOM::Node<std::string> _startState;
std::map<std::string, Arabica::DOM::Node<std::string> > _states;
std::map<Arabica::DOM::Node<std::string>, int> _transitions;
std::map<std::string, PromelaEventSource> _invokers;
PromelaEventSource _globalEventSource;
};
}
#endif /* end of include guard: FSMTOPROMELA_H_RP48RFDJ */
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