salmanoff/include/asynchronousLoop.h

#ifndef ASYNCHRONOUS_LOOP_H
#define ASYNCHRONOUS_LOOP_H

#include <atomic>

namespace smo {

class AsynchronousLoop
{
public:
	AsynchronousLoop(
		unsigned int nTotal, unsigned int nSucceeded=0, unsigned int nFailed=0)
	: nTotal(nTotal), nSucceeded(nSucceeded), nFailed(nFailed)
	{}

	bool isComplete(void) const
	{
		return nSucceeded + nFailed == nTotal;
	}

	void incrementSuccessOrFailureDueTo(bool success)
	{
		if (success)
			{ ++nSucceeded; }
		else
			{ ++nFailed; }
	}

	bool incrementSuccessOrFailureAndTestForCompletionDueTo(bool success)
	{
		incrementSuccessOrFailureDueTo(success);
		return isComplete();
	}

public:
	std::atomic<unsigned int> nTotal, nSucceeded, nFailed;
};

} // namespace smo

#endif // ASYNCHRONOUS_LOOP_H