/** Cancel that activity */
//virtual void cancel();
/** Retrieve the current state of the activity */
e_s4u_activity_state_t getState() {return state_;}
/** Get the remaining amount of work that this Activity entails. When it's 0, it's done. */
/** Cancel that activity */
//virtual void cancel();
/** Retrieve the current state of the activity */
e_s4u_activity_state_t getState() {return state_;}
/** Get the remaining amount of work that this Activity entails. When it's 0, it's done. */