question: returns the radio interface if any . concode_field_sep Log myLog concode_elem_sep PolledAfterActiveTicks[] polledAfterActive concode_elem_sep Clock myClock concode_elem_sep Button myButton concode_elem_sep LED myLED concode_elem_sep ArrayList<MoteInterface> moteInterfaces concode_elem_sep IPAddress myIPAddress concode_elem_sep Battery myBattery concode_elem_sep PolledBeforeActiveTicks[] polledBeforeActive concode_elem_sep RimeAddress myRimeAddress concode_elem_sep PolledBeforeAllTicks[] polledBeforeAll concode_elem_sep MoteID myMoteID concode_elem_sep Logger logger concode_elem_sep PIR myPIR concode_elem_sep Beeper myBeeper concode_elem_sep PolledAfterAllTicks[] polledAfterAll concode_elem_sep Radio myRadio concode_elem_sep Position myPosition concode_field_sep Beeper getBeeper concode_elem_sep void doActiveActionsBeforeTick concode_elem_sep void doActiveActionsAfterTick concode_elem_sep void addInterface concode_elem_sep Log getLog concode_elem_sep Collection<MoteInterface> getInterfaces concode_elem_sep PIR getPIR concode_elem_sep MoteID getMoteID concode_elem_sep Button getButton concode_elem_sep Position getPosition concode_elem_sep void doPassiveActionsBeforeTick concode_elem_sep MoteInterface get concode_elem_sep RimeAddress getRimeAddress concode_elem_sep Battery getBattery concode_elem_sep void doPassiveActionsAfterTick concode_elem_sep IPAddress getIPAddress concode_elem_sep String toString concode_elem_sep Clock getClock concode_elem_sep N getInterfaceOfType concode_elem_sep LED getLED
target: Radio function ( ) { if ( myRadio == null ) { myRadio = getInterfaceOfType ( Radio . class ) ; } return myRadio ; }