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//===-- examples/basic-system/basic-system.cpp ------------------*- C++ -*-===//
//
// The RoSA Framework
//
//===----------------------------------------------------------------------===//
///
/// \file examples/basic-system/basic-system.cpp
///
/// \author David Juhasz (david.juhasz@tuwien.ac.at)
///
/// \date 2017
///
/// \brief A simple example on the basic \c rosa::System and \c rosa::Unit
/// classes.
///
//===----------------------------------------------------------------------===//
#include "rosa/config/version.h"
#include "rosa/core/System.hpp"
#include "rosa/core/Unit.h"
#include "rosa/support/log.h"
#include "rosa/support/terminal_colors.h"
using namespace rosa;
using namespace rosa::terminal;
/// A dummy wrapper for testing \c rosa::System.
///
/// \note Since we test \c rosa::System directly here, we need to get access to
/// its protected members. That we do by imitating to be a decent subclass of
/// \c rosa::System, while calling protected member functions on an object of a
/// type from which we actually don't inherit.
struct SystemTester : protected System {
static constexpr AtomValue UnitKind = atom("unit");
static Unit &createMyUnit(System *S,
const std::string &Name = std::string()) {
return ((SystemTester *)S)
->createUnit<Unit, System>([&Name](const rosa::id_t Id,
System &S) noexcept {
const std::string N(
Name.empty()
? "Unit_" + std::to_string(S.numberOfConstructedUnits())
: Name);
return new Unit(UnitKind, Id, N, S);
});
}
static void destroyMyUnit(System *S, Unit &U) {
((SystemTester *)S)->destroyUnit(U);
}
};
int main(void) {
LOG_INFO_STREAM << library_string() << " -- " << Color::Red
<< "basic-system example" << Color::Default << '\n';
std::unique_ptr<System> S = System::createSystem("Sys");
System *SP = S.get();
Unit &Unit1 = SystemTester::createMyUnit(SP),
&Unit2 = SystemTester::createMyUnit(SP, "Second"),
&Unit3 = SystemTester::createMyUnit(SP);
SystemTester::destroyMyUnit(SP, Unit1);
SystemTester::destroyMyUnit(SP, Unit3);
LOG_INFO_STREAM << "Dumping Unit2\n" << Unit2 << '\n';
SystemTester::destroyMyUnit(SP, Unit2);
return 0;
}

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