checks if the user is logged in , if the user is then it perform operation other wise user if ask to perform the login operation again . after the operation is executed , the commandcallback object receives an afterexecute notification . concode_field_sep CommandCallback commandCallback concode_field_sep void doLogin concode_elem_sep void doLogin concode_elem_sep void performOperation concode_elem_sep void performOperation
void function ( CommandCallback arg0 ) { execute ( arg0 , false ) ; }