// This file is automatically generated by Demeter/Java.

CopyVisitor {
  (@
    private java.util.Stack history = new java.util.Stack();
    public CopyVisitor(Class firstClass) {
      try {
        history.push(firstClass.newInstance());
      } catch(Exception e) {
        e.printStackTrace();
      }
    }
  @)
  get copy (@ return history.peek(); @)
  return Object (@ get_copy() @)


  before -> BusRoute, name, RouteName (@
    BusRoute it = (BusRoute) history.peek();
    RouteName p = new RouteName();
    it.set_name(p);
    history.push(p);
  @)

  after -> BusRoute, name, RouteName (@
    history.pop();
  @)

  before -> BusRoute, totalLength, RouteLen (@
    BusRoute it = (BusRoute) history.peek();
    RouteLen p = new RouteLen();
    it.set_totalLength(p);
    history.push(p);
  @)

  after -> BusRoute, totalLength, RouteLen (@
    history.pop();
  @)

  before -> BusRoute, busStops, BusStop_List (@
    BusRoute it = (BusRoute) history.peek();
    BusStop_List p = new BusStop_List();
    it.set_busStops(p);
    history.push(p);
  @)

  after -> BusRoute, busStops, BusStop_List (@
    history.pop();
  @)

  before -> BusRoute, buses, Bus_List (@
    BusRoute it = (BusRoute) history.peek();
    Bus_List p = new Bus_List();
    it.set_buses(p);
    history.push(p);
  @)

  after -> BusRoute, buses, Bus_List (@
    history.pop();
  @)

  before -> BusStop, id, StopId (@
    BusStop it = (BusStop) history.peek();
    StopId p = new StopId();
    it.set_id(p);
    history.push(p);
  @)

  after -> BusStop, id, StopId (@
    history.pop();
  @)

  before -> BusStop, location, RouteLoc (@
    BusStop it = (BusStop) history.peek();
    RouteLoc p = new RouteLoc();
    it.set_location(p);
    history.push(p);
  @)

  after -> BusStop, location, RouteLoc (@
    history.pop();
  @)

  before -> BusStop, waitingList, Person_List (@
    BusStop it = (BusStop) history.peek();
    Person_List p = new Person_List();
    it.set_waitingList(p);
    history.push(p);
  @)

  after -> BusStop, waitingList, Person_List (@
    history.pop();
  @)

  before -> Bus, id, BusId (@
    Bus it = (Bus) history.peek();
    BusId p = new BusId();
    it.set_id(p);
    history.push(p);
  @)

  after -> Bus, id, BusId (@
    history.pop();
  @)

  before -> Bus, position, RouteLoc (@
    Bus it = (Bus) history.peek();
    RouteLoc p = new RouteLoc();
    it.set_position(p);
    history.push(p);
  @)

  after -> Bus, position, RouteLoc (@
    history.pop();
  @)

  before -> Bus, currentStop, StopId (@
    Bus it = (Bus) history.peek();
    StopId p = new StopId();
    it.set_currentStop(p);
    history.push(p);
  @)

  after -> Bus, currentStop, StopId (@
    history.pop();
  @)

  before -> Bus, capacity, BusCapac (@
    Bus it = (Bus) history.peek();
    BusCapac p = new BusCapac();
    it.set_capacity(p);
    history.push(p);
  @)

  after -> Bus, capacity, BusCapac (@
    history.pop();
  @)

  before -> Bus, speed, BusSpeed (@
    Bus it = (Bus) history.peek();
    BusSpeed p = new BusSpeed();
    it.set_speed(p);
    history.push(p);
  @)

  after -> Bus, speed, BusSpeed (@
    history.pop();
  @)

  before -> Bus, passengers, Person_List (@
    Bus it = (Bus) history.peek();
    Person_List p = new Person_List();
    it.set_passengers(p);
    history.push(p);
  @)

  after -> Bus, passengers, Person_List (@
    history.pop();
  @)

  before -> Person, id, PersonId (@
    Person it = (Person) history.peek();
    PersonId p = new PersonId();
    it.set_id(p);
    history.push(p);
  @)

  after -> Person, id, PersonId (@
    history.pop();
  @)

  before -> Person, destination, StopId (@
    Person it = (Person) history.peek();
    StopId p = new StopId();
    it.set_destination(p);
    history.push(p);
  @)

  after -> Person, destination, StopId (@
    history.pop();
  @)

  before -> RouteName, v, String (@
    RouteName it = (RouteName) history.peek();
    it.set_v(dest);
  @)

  before -> RouteLen, v, Integer (@
    RouteLen it = (RouteLen) history.peek();
    it.set_v(dest);
  @)

  before -> RouteLoc, v, Integer (@
    RouteLoc it = (RouteLoc) history.peek();
    it.set_v(dest);
  @)

  before -> BusCapac, v, Integer (@
    BusCapac it = (BusCapac) history.peek();
    it.set_v(dest);
  @)

  before -> BusSpeed, v, Integer (@
    BusSpeed it = (BusSpeed) history.peek();
    it.set_v(dest);
  @)

  before -> StopId, v, Ident (@
    StopId it = (StopId) history.peek();
    it.set_v(dest);
  @)

  before -> BusId, v, Ident (@
    BusId it = (BusId) history.peek();
    it.set_v(dest);
  @)

  before -> PersonId, v, Ident (@
    PersonId it = (PersonId) history.peek();
    it.set_v(dest);
  @)

  before -> PrintVisitor, indent, int (@
    PrintVisitor it = (PrintVisitor) history.peek();
    it.set_indent(dest);
  @)

  before -> PrintVisitor, needSpace, boolean (@
    PrintVisitor it = (PrintVisitor) history.peek();
    it.set_needSpace(dest);
  @)

  before -> EqualVisitor, is_equal, boolean (@
    EqualVisitor it = (EqualVisitor) history.peek();
    it.set_is_equal(dest);
  @)

  before -> DisplayVisitor, indent, int (@
    DisplayVisitor it = (DisplayVisitor) history.peek();
    it.set_indent(dest);
  @)

  before -> TraceVisitor, indent, int (@
    TraceVisitor it = (TraceVisitor) history.peek();
    it.set_indent(dest);
  @)

  before -> BusStop_List, first, Nonempty_BusStop_List (@
    BusStop_List it = (BusStop_List) history.peek();
    Nonempty_BusStop_List p = new Nonempty_BusStop_List();
    it.set_first(p);
    history.push(p);
  @)

  after -> BusStop_List, first, Nonempty_BusStop_List (@
    history.pop();
  @)

  before -> Bus_List, first, Nonempty_Bus_List (@
    Bus_List it = (Bus_List) history.peek();
    Nonempty_Bus_List p = new Nonempty_Bus_List();
    it.set_first(p);
    history.push(p);
  @)

  after -> Bus_List, first, Nonempty_Bus_List (@
    history.pop();
  @)

  before -> Person_List, first, Nonempty_Person_List (@
    Person_List it = (Person_List) history.peek();
    Nonempty_Person_List p = new Nonempty_Person_List();
    it.set_first(p);
    history.push(p);
  @)

  after -> Person_List, first, Nonempty_Person_List (@
    history.pop();
  @)

  before -> Nonempty_BusStop_List, it, BusStop (@
    Nonempty_BusStop_List it = (Nonempty_BusStop_List) history.peek();
    BusStop p = new BusStop();
    it.set_it(p);
    history.push(p);
  @)

  after -> Nonempty_BusStop_List, it, BusStop (@
    history.pop();
  @)

  before -> Nonempty_BusStop_List, next, Nonempty_BusStop_List (@
    Nonempty_BusStop_List it = (Nonempty_BusStop_List) history.peek();
    Nonempty_BusStop_List p = new Nonempty_BusStop_List();
    it.set_next(p);
    history.push(p);
  @)

  after -> Nonempty_BusStop_List, next, Nonempty_BusStop_List (@
    history.pop();
  @)

  before -> Nonempty_Bus_List, it, Bus (@
    Nonempty_Bus_List it = (Nonempty_Bus_List) history.peek();
    Bus p = new Bus();
    it.set_it(p);
    history.push(p);
  @)

  after -> Nonempty_Bus_List, it, Bus (@
    history.pop();
  @)

  before -> Nonempty_Bus_List, next, Nonempty_Bus_List (@
    Nonempty_Bus_List it = (Nonempty_Bus_List) history.peek();
    Nonempty_Bus_List p = new Nonempty_Bus_List();
    it.set_next(p);
    history.push(p);
  @)

  after -> Nonempty_Bus_List, next, Nonempty_Bus_List (@
    history.pop();
  @)

  before -> Nonempty_Person_List, it, Person (@
    Nonempty_Person_List it = (Nonempty_Person_List) history.peek();
    Person p = new Person();
    it.set_it(p);
    history.push(p);
  @)

  after -> Nonempty_Person_List, it, Person (@
    history.pop();
  @)

  before -> Nonempty_Person_List, next, Nonempty_Person_List (@
    Nonempty_Person_List it = (Nonempty_Person_List) history.peek();
    Nonempty_Person_List p = new Nonempty_Person_List();
    it.set_next(p);
    history.push(p);
  @)

  after -> Nonempty_Person_List, next, Nonempty_Person_List (@
    history.pop();
  @)

}