default void setCancelable(boolean cancelable){ getStateHandler().setCancelable(cancelable); } }
default void updateTaskMessage(String message){ getStateHandler().updateTaskMessage(message); }
default void updateTaskProgress(double workDone, double max){ getStateHandler().updateTaskProgress(workDone, max); }
public default void updateTaskTitle(String title) { getStateHandler().updateTaskTitle(title); }
default void updateTaskProgress(long workDone, long max){ getStateHandler().updateTaskProgress(workDone, max); }