registers listener with this provider so that it could be notified when incoming calls are received . concode_field_sep List<CallListener> callListeners concode_elem_sep Logger logger concode_field_sep Recorder createRecorder concode_elem_sep void setMute concode_elem_sep void removeCallListener concode_elem_sep void fireCallEvent concode_elem_sep void fireCallEvent concode_elem_sep void fireCallEvent concode_elem_sep Call createCall concode_elem_sep Call createCall concode_elem_sep Call createCall concode_elem_sep Call createCall
void function ( CallListener arg0 ) { synchronized ( callListeners ) { if ( ! callListeners . contains ( arg0 ) ) callListeners . add ( arg0 ) ; } }