code: private static boolean setContext() {
          if (m_context == null && m_paxLogging != null) {
              m_context = (m_paxLogging.getPaxLoggingService() != null) ? m_paxLogging.getPaxLoggingService().getPaxContext() : null;
          }
          return m_context != null;
      }
docs: For all the methods that operate against the context, return true if the MDC should use the PaxContext object ffrom the PaxLoggingManager,
  or if the logging manager is not set, or does not have its context available yet, use a default context local to this MDC.
  @return true if the MDC should use the PaxContext object ffrom the PaxLoggingManager,
  or if the logging manager is not set, or does not have its context available yet, use a default context local to this MDC.