DFEF::EFInterfaceEmulator Node1 DFEF::EFInterfaceEmulator - m_name - m_file_rw - m_comp - m_compLevel - m_inputThread - m_outputThread - m_inputQueue - m_iQMutex - m_outputQueue - m_oQMutex - m_events - m_mMutex - m_RWMutex + EFInterfaceEmulator() + open() + close() + getNext() + accept() + reject() + ~EFInterfaceEmulator() - inputThreadCallback() - outputThreadCallback() Node2 daq::df_ef_interface ::EventHandler     Node2->Node1