CharsetDecoderPtr CharsetDecoder::getDecoder()

in src/main/cpp/charsetdecoder.cpp [553:586]

• 33 lines of code
• 14 McCabe index (conditional complexity)

CharsetDecoderPtr CharsetDecoder::getDecoder(const LogString& charset)
{
	if (StringHelper::equalsIgnoreCase(charset, LOG4CXX_STR("UTF-8"), LOG4CXX_STR("utf-8")) ||
		StringHelper::equalsIgnoreCase(charset, LOG4CXX_STR("UTF8"), LOG4CXX_STR("utf8")) ||
		StringHelper::equalsIgnoreCase(charset, LOG4CXX_STR("CP65001"), LOG4CXX_STR("cp65001")))
	{
		return std::make_shared<UTF8CharsetDecoder>();
	}
	else if (StringHelper::equalsIgnoreCase(charset, LOG4CXX_STR("C"), LOG4CXX_STR("c")) ||
		charset == LOG4CXX_STR("646") ||
		StringHelper::equalsIgnoreCase(charset, LOG4CXX_STR("US-ASCII"), LOG4CXX_STR("us-ascii")) ||
		StringHelper::equalsIgnoreCase(charset, LOG4CXX_STR("ISO646-US"), LOG4CXX_STR("iso646-US")) ||
		StringHelper::equalsIgnoreCase(charset, LOG4CXX_STR("ANSI_X3.4-1968"), LOG4CXX_STR("ansi_x3.4-1968")) ||
		StringHelper::equalsIgnoreCase(charset, LOG4CXX_STR("CP20127"), LOG4CXX_STR("cp20127")))
	{
		return std::make_shared<USASCIICharsetDecoder>();
	}
	else if (StringHelper::equalsIgnoreCase(charset, LOG4CXX_STR("ISO-8859-1"), LOG4CXX_STR("iso-8859-1")) ||
		StringHelper::equalsIgnoreCase(charset, LOG4CXX_STR("ISO-LATIN-1"), LOG4CXX_STR("iso-latin-1")) ||
		StringHelper::equalsIgnoreCase(charset, LOG4CXX_STR("CP1252"), LOG4CXX_STR("cp1252")))
	{
		return std::make_shared<ISOLatinCharsetDecoder>();
	}
	else if (StringHelper::equalsIgnoreCase(charset, LOG4CXX_STR("LOCALE"), LOG4CXX_STR("locale")))
	{
		return std::make_shared<LocaleCharsetDecoder>();
	}

#if APR_HAS_XLATE
	return std::make_shared<APRCharsetDecoder>(charset);
#else
	throw IllegalArgumentException(charset);
#endif
}