long OptionConverter::toFileSize()

in src/main/cpp/optionconverter.cpp [162:193]

• 27 lines of code
• 10 McCabe index (conditional complexity)

long OptionConverter::toFileSize(const LogString& s, long dEfault)
{
	if (s.empty())
	{
		return dEfault;
	}

	size_t index = s.find_first_of(LOG4CXX_STR("bB"));

	if (index != LogString::npos && index > 0)
	{
		long multiplier = 1;
		index--;

		if (s[index] == 0x6B /* 'k' */ || s[index] == 0x4B /* 'K' */)
		{
			multiplier = 1024;
		}
		else if (s[index] == 0x6D /* 'm' */ || s[index] == 0x4D /* 'M' */)
		{
			multiplier = 1024 * 1024;
		}
		else if (s[index] == 0x67 /* 'g'*/ || s[index] == 0x47 /* 'G' */)
		{
			multiplier = 1024 * 1024 * 1024;
		}

		return toInt(s.substr(0, index), 1) * multiplier;
	}

	return toInt(s, 1);
}