void JSONLayout::appendSerializedMDC()

in src/main/cpp/jsonlayout.cpp [281:335]

• 45 lines of code
• 11 McCabe index (conditional complexity)

void JSONLayout::appendSerializedMDC(LogString& buf,
	const LoggingEventPtr& event) const
{
	LoggingEvent::KeySet keys = event->getMDCKeySet();

	if (keys.empty())
	{
		return;
	}

	buf.append(LOG4CXX_STR(","));
	buf.append(m_priv->prettyPrint ? LOG4CXX_EOL : LOG4CXX_STR(" "));

	if (m_priv->prettyPrint)
	{
		buf.append(m_priv->ppIndentL1);
	}

	appendQuotedEscapedString(buf, LOG4CXX_STR("context_map"));
	buf.append(LOG4CXX_STR(": {"));
	buf.append(m_priv->prettyPrint ? LOG4CXX_EOL : LOG4CXX_STR(" "));

	for (LoggingEvent::KeySet::iterator it = keys.begin();
		it != keys.end(); ++it)
	{
		if (m_priv->prettyPrint)
		{
			buf.append(m_priv->ppIndentL2);
		}

		appendQuotedEscapedString(buf, *it);
		buf.append(LOG4CXX_STR(": "));
		LogString value;
		event->getMDC(*it, value);
		appendQuotedEscapedString(buf, value);

		/* if this isn't the last k:v pair, we need a comma */
		if (it + 1 != keys.end())
		{
			buf.append(LOG4CXX_STR(","));
			buf.append(m_priv->prettyPrint ? LOG4CXX_EOL : LOG4CXX_STR(" "));
		}
		else
		{
			buf.append(m_priv->prettyPrint ? LOG4CXX_EOL : LOG4CXX_STR(" "));
		}
	}

	if (m_priv->prettyPrint)
	{
		buf.append(m_priv->ppIndentL1);
	}

	buf.append(LOG4CXX_STR("}"));
}