Option < String > function ( ) { return hostname ; }
get the worker 's assigned hostname . concode_field_sep Option<String> hostname concode_elem_sep Option<Protos.SlaveID> slaveID concode_elem_sep long serialVersionUID concode_elem_sep WorkerState state concode_elem_sep DecimalFormat TASKID_FORMAT concode_elem_sep Protos.TaskID taskID concode_field_sep void setFrameworkID concode_elem_sep List<Worker> recoverWorkers concode_elem_sep Worker launchWorker concode_elem_sep Protos.TaskID newTaskID concode_elem_sep void start concode_elem_sep Option<Protos.FrameworkID> getFrameworkID concode_elem_sep boolean removeWorker concode_elem_sep Worker releaseWorker concode_elem_sep void stop concode_elem_sep Option<Protos.SlaveID> slaveID concode_elem_sep Worker newWorker concode_elem_sep int hashCode concode_elem_sep boolean equals concode_elem_sep void putWorker concode_elem_sep String toString concode_elem_sep WorkerState state concode_elem_sep Protos.TaskID taskID