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#include "uscxml/Interpreter.h"
using namespace uscxml;
// -- Issue 56 on github
int main(int argc, char** argv) {
std::deque<std::string> messageQueue;
messageQueue.push_back("a");
messageQueue.push_back("b");
messageQueue.push_back("c");
messageQueue.push_back("d");
const char* scxmlContent =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
"<scxml xmlns=\"http://www.w3.org/2005/07/scxml\" version=\"1.0\" initial=\"initial_state\">"
" <state id=\"initial_state\">"
" <transition event=\"a\" target=\"parallel_state\"/>"
" </state>"
" <parallel id=\"parallel_state\">"
" <transition event=\"done.state.parallel_state\" target=\"join_state\"/>"
" <state id=\"p1out\" initial=\"p1\">"
" <state id=\"p1\">"
" <transition event=\"b\" target=\"p11\"/>"
" </state>"
" <final id=\"p11\"/>"
" </state>"
" <state id=\"p2out\" initial=\"p2\">"
" <state id=\"p2\">"
" <transition event=\"c\" target=\"p21\"/>"
" </state>"
" <final id=\"p21\"/>"
" </state>"
" </parallel>"
" <state id=\"join_state\">"
" <transition event=\"d\" target=\"final_state\"/>"
" </state>"
" <final id=\"final_state\"/>"
"</scxml>";
std::string msg;
uscxml::Interpreter scxml = uscxml::Interpreter::fromXML(scxmlContent, "");
scxml.addMonitor(new StateTransitionMonitor());
uscxml::InterpreterState state;
// assume initial stable configuration
do {
state = scxml.step();
} while(state > 0);
while(state != uscxml::USCXML_FINISHED && !messageQueue.empty()) {
msg = messageQueue.front();
messageQueue.pop_front();
scxml.receive(uscxml::Event(msg, uscxml::Event::EXTERNAL));
// step to next stable configuration
do {
state = scxml.step();
} while(state > 0);
}
return EXIT_SUCCESS;
}
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