question: remove the registrar for the specified protocol identifier . concode_field_sep RegistrarMapper FACTORY concode_elem_sep Map registrarMap concode_field_sep Registrar getRegistrar concode_elem_sep RegistrarMapper getFactory concode_elem_sep void addRegistrar
target: void function ( final String arg0 ) { final Object loc0 ; synchronized ( registrarMap ) { loc0 = registrarMap . remove ( arg0 ) ; } if ( loc0 != null ) { ( ( Registrar ) loc0 ) . uninstall ( arg0 ) ; } }