// 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 -> CommandList, first, Nonempty_CommandList (@
    CommandList it = (CommandList) history.peek();
    Nonempty_CommandList p = new Nonempty_CommandList();
    it.set_first(p);
    history.push(p);
  @)

  after -> CommandList, first, Nonempty_CommandList (@
    history.pop();
  @)

  before -> MakeDirectory, directoryname, DirectoryName (@
    MakeDirectory it = (MakeDirectory) history.peek();
    DirectoryName p = new DirectoryName();
    it.set_directoryname(p);
    history.push(p);
  @)

  after -> MakeDirectory, directoryname, DirectoryName (@
    history.pop();
  @)

  before -> ChangeDirectoryDown, directoryname, DirectoryName (@
    ChangeDirectoryDown it = (ChangeDirectoryDown) history.peek();
    DirectoryName p = new DirectoryName();
    it.set_directoryname(p);
    history.push(p);
  @)

  after -> ChangeDirectoryDown, directoryname, DirectoryName (@
    history.pop();
  @)

  before -> Find, directoryname, DirectoryName (@
    Find it = (Find) history.peek();
    DirectoryName p = new DirectoryName();
    it.set_directoryname(p);
    history.push(p);
  @)

  after -> Find, directoryname, DirectoryName (@
    history.pop();
  @)

  before -> Echo, message, Message (@
    Echo it = (Echo) history.peek();
    Message p = new Message();
    it.set_message(p);
    history.push(p);
  @)

  after -> Echo, message, Message (@
    history.pop();
  @)

  before -> DirectoryName, ident, Ident (@
    DirectoryName it = (DirectoryName) history.peek();
    it.set_ident(dest);
  @)

  before -> Message, string, String (@
    Message it = (Message) history.peek();
    it.set_string(dest);
  @)

  before -> Compound, c1, Command (@
    Compound it = (Compound) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_c1((Command) p);
    history.push(p);
  @)

  after -> Compound, c1, Command (@
    history.pop();
  @)

  before -> Compound, c2, Command (@
    Compound it = (Compound) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_c2((Command) p);
    history.push(p);
  @)

  after -> Compound, c2, Command (@
    history.pop();
  @)

  before -> SimpleFile, filename, FileName (@
    SimpleFile it = (SimpleFile) history.peek();
    FileName p = new FileName();
    it.set_filename(p);
    history.push(p);
  @)

  after -> SimpleFile, filename, FileName (@
    history.pop();
  @)

  before -> CompoundFile, filename, FileName (@
    CompoundFile it = (CompoundFile) history.peek();
    FileName p = new FileName();
    it.set_filename(p);
    history.push(p);
  @)

  after -> CompoundFile, filename, FileName (@
    history.pop();
  @)

  before -> CompoundFile, contents, File_List (@
    CompoundFile it = (CompoundFile) history.peek();
    File_List p = new File_List();
    it.set_contents(p);
    history.push(p);
  @)

  after -> CompoundFile, contents, File_List (@
    history.pop();
  @)

  before -> FileName, ident, Ident (@
    FileName it = (FileName) history.peek();
    it.set_ident(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 -> SubgraphVisitor, is_equal, boolean (@
    SubgraphVisitor it = (SubgraphVisitor) history.peek();
    it.set_is_equal(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 -> File_List, first, Nonempty_File_List (@
    File_List it = (File_List) history.peek();
    Nonempty_File_List p = new Nonempty_File_List();
    it.set_first(p);
    history.push(p);
  @)

  after -> File_List, first, Nonempty_File_List (@
    history.pop();
  @)

  before -> Nonempty_CommandList, it, Command (@
    Nonempty_CommandList it = (Nonempty_CommandList) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_it((Command) p);
    history.push(p);
  @)

  after -> Nonempty_CommandList, it, Command (@
    history.pop();
  @)

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

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

  before -> Nonempty_File_List, it, File (@
    Nonempty_File_List it = (Nonempty_File_List) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_it((File) p);
    history.push(p);
  @)

  after -> Nonempty_File_List, it, File (@
    history.pop();
  @)

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

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

}