import edu.neu.ccs.demeter.dj.*;
import java.util.*;
import edu.neu.ccs.demeter.*;
 class CopyVisitor extends UniversalVisitor {
  public CopyVisitor() {
    super();
    }
  
    private java.util.Stack history = new java.util.Stack();
    public CopyVisitor(Class firstClass) {
      try {
        history.push(firstClass.newInstance());
      } catch(Exception e) {
        e.printStackTrace();
      }
    }
  
  public Object get_copy() { return history.peek();   }
   Object get_return_val() { return get_copy() ;   }
  public void before_globalimports(Cd_graph source, GlobalImports dest) {
    Cd_graph it = (Cd_graph) history.peek();
    GlobalImports p = new GlobalImports();
    it.set_globalimports(p);
    history.push(p);
    }
  public void after_globalimports(Cd_graph source, GlobalImports dest) {
    history.pop();
    }
  public void before_adj1(Cd_graph source, AdjList dest) {
    Cd_graph it = (Cd_graph) history.peek();
    AdjList p = new AdjList();
    it.set_adj1(p);
    history.push(p);
    }
  public void after_adj1(Cd_graph source, AdjList dest) {
    history.pop();
    }
  public void before_visitor_list(Cd_graph source, VisList dest) {
    Cd_graph it = (Cd_graph) history.peek();
    VisList p = new VisList();
    it.set_visitor_list(p);
    history.push(p);
    }
  public void after_visitor_list(Cd_graph source, VisList dest) {
    history.pop();
    }
  public void before_adj2(Cd_graph source, AdjList dest) {
    Cd_graph it = (Cd_graph) history.peek();
    AdjList p = new AdjList();
    it.set_adj2(p);
    history.push(p);
    }
  public void after_adj2(Cd_graph source, AdjList dest) {
    history.pop();
    }
  public void before_adjacency_nlist(AdjList source, Adjacency_Nlist dest) {
    AdjList it = (AdjList) history.peek();
    Adjacency_Nlist p = new Adjacency_Nlist();
    it.set_adjacency_nlist(p);
    history.push(p);
    }
  public void after_adjacency_nlist(AdjList source, Adjacency_Nlist dest) {
    history.pop();
    }
  public void before_visstart(VisList source, VisStart dest) {
    VisList it = (VisList) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_visstart((VisStart) p);
    history.push(p);
    }
  public void after_visstart(VisList source, VisStart dest) {
    history.pop();
    }
  public void before_adjlist(VisList source, AdjList dest) {
    VisList it = (VisList) history.peek();
    AdjList p = new AdjList();
    it.set_adjlist(p);
    history.push(p);
    }
  public void after_adjlist(VisList source, AdjList dest) {
    history.pop();
    }
  public void before_visend(VisList source, VisEnd dest) {
    VisList it = (VisList) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_visend((VisEnd) p);
    history.push(p);
    }
  public void after_visend(VisList source, VisEnd dest) {
    history.pop();
    }
  public void before_imports(GlobalImports source, Import_SList dest) {
    GlobalImports it = (GlobalImports) history.peek();
    Import_SList p = new Import_SList();
    it.set_imports(p);
    history.push(p);
    }
  public void after_imports(GlobalImports source, Import_SList dest) {
    history.pop();
    }
  public void before_packagename(Import source, PackageName dest) {
    Import it = (Import) history.peek();
    PackageName p = new PackageName();
    it.set_packagename(p);
    history.push(p);
    }
  public void after_packagename(Import source, PackageName dest) {
    history.pop();
    }
  public void before_importallclasses(Import source, ImportAllClasses dest) {
    Import it = (Import) history.peek();
    ImportAllClasses p = new ImportAllClasses();
    it.set_importallclasses(p);
    history.push(p);
    }
  public void after_importallclasses(Import source, ImportAllClasses dest) {
    history.pop();
    }
  public void before_first(PackageName source, Nonempty_PackageName dest) {
    PackageName it = (PackageName) history.peek();
    Nonempty_PackageName p = new Nonempty_PackageName();
    it.set_first(p);
    history.push(p);
    }
  public void after_first(PackageName source, Nonempty_PackageName dest) {
    history.pop();
    }
  public void before_source(Adjacency source, Vertex dest) {
    Adjacency it = (Adjacency) history.peek();
    Vertex p = new Vertex();
    it.set_source(p);
    history.push(p);
    }
  public void after_source(Adjacency source, Vertex dest) {
    history.pop();
    }
  public void before_parameters(Adjacency source, Vertex_Comma_list dest) {
    Adjacency it = (Adjacency) history.peek();
    Vertex_Comma_list p = new Vertex_Comma_list();
    it.set_parameters(p);
    history.push(p);
    }
  public void after_parameters(Adjacency source, Vertex_Comma_list dest) {
    history.pop();
    }
  public void before_ns(Adjacency source, Neighbors dest) {
    Adjacency it = (Adjacency) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_ns((Neighbors) p);
    history.push(p);
    }
  public void after_ns(Adjacency source, Neighbors dest) {
    history.pop();
    }
  public void before_construct_ns(Neighbors_wc source, Any_vertex_List dest) {
    Neighbors_wc it = (Neighbors_wc) history.peek();
    Any_vertex_List p = new Any_vertex_List();
    it.set_construct_ns(p);
    history.push(p);
    }
  public void after_construct_ns(Neighbors_wc source, Any_vertex_List dest) {
    history.pop();
    }
  public void before_alternat_ns(Alternat_ns source, Term_Bar_list dest) {
    Alternat_ns it = (Alternat_ns) history.peek();
    Term_Bar_list p = new Term_Bar_list();
    it.set_alternat_ns(p);
    history.push(p);
    }
  public void after_alternat_ns(Alternat_ns source, Term_Bar_list dest) {
    history.pop();
    }
  public void before_commmon(Alternat_ns source, Common dest) {
    Alternat_ns it = (Alternat_ns) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_commmon((Common) p);
    history.push(p);
    }
  public void after_commmon(Alternat_ns source, Common dest) {
    history.pop();
    }
  public void before_sandwiched(Repetit_n source, Kernel_Sandwich dest) {
    Repetit_n it = (Repetit_n) history.peek();
    Kernel_Sandwich p = new Kernel_Sandwich();
    it.set_sandwiched(p);
    history.push(p);
    }
  public void after_sandwiched(Repetit_n source, Kernel_Sandwich dest) {
    history.pop();
    }
  public void before_nonempty(Kernel source, Term dest) {
    Kernel it = (Kernel) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_nonempty((Term) p);
    history.push(p);
    }
  public void after_nonempty(Kernel source, Term dest) {
    history.pop();
    }
  public void before_repeated(Kernel source, Term_Sandwich dest) {
    Kernel it = (Kernel) history.peek();
    Term_Sandwich p = new Term_Sandwich();
    it.set_repeated(p);
    history.push(p);
    }
  public void after_repeated(Kernel source, Term_Sandwich dest) {
    history.pop();
    }
  public void before_vertex_name(Vertex source, Ident dest) {
    Vertex it = (Vertex) history.peek();
    it.set_vertex_name(dest);
    }
  public void before_string(Regular_syntax source, String dest) {
    Regular_syntax it = (Regular_syntax) history.peek();
    it.set_string(dest);
    }
  public void before_term(Opt_labeled_term source, Term dest) {
    Opt_labeled_term it = (Opt_labeled_term) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_term((Term) p);
    history.push(p);
    }
  public void after_term(Opt_labeled_term source, Term dest) {
    history.pop();
    }
  public void before_label_name(Labeled source, Ident dest) {
    Labeled it = (Labeled) history.peek();
    it.set_label_name(dest);
    }
  public void before_vertex(Term source, Vertex dest) {
    Term it = (Term) history.peek();
    Vertex p = new Vertex();
    it.set_vertex(p);
    history.push(p);
    }
  public void after_vertex(Term source, Vertex dest) {
    history.pop();
    }
  public void before_module_name(Term source, Module_name dest) {
    Term it = (Term) history.peek();
    Module_name p = new Module_name();
    it.set_module_name(p);
    history.push(p);
    }
  public void after_module_name(Term source, Module_name dest) {
    history.pop();
    }
  public void before_actual_parameters(Term source, ParVertex_Comma_list dest) {
    Term it = (Term) history.peek();
    ParVertex_Comma_list p = new ParVertex_Comma_list();
    it.set_actual_parameters(p);
    history.push(p);
    }
  public void after_actual_parameters(Term source, ParVertex_Comma_list dest) {
    history.pop();
    }
  public void before_parvertext(ParVertex source, Vertex dest) {
    ParVertex it = (ParVertex) history.peek();
    Vertex p = new Vertex();
    it.set_parvertext(p);
    history.push(p);
    }
  public void after_parvertext(ParVertex source, Vertex dest) {
    history.pop();
    }
  public void before_module_name(Module_name source, Ident dest) {
    Module_name it = (Module_name) history.peek();
    it.set_module_name(dest);
    }
  public void before_opt(Optional_term source, Opt_labeled_term_Sandwich dest) {
    Optional_term it = (Optional_term) history.peek();
    Opt_labeled_term_Sandwich p = new Opt_labeled_term_Sandwich();
    it.set_opt(p);
    history.push(p);
    }
  public void after_opt(Optional_term source, Opt_labeled_term_Sandwich dest) {
    history.pop();
    }
  public void before_ident(ClassName source, Ident dest) {
    ClassName it = (ClassName) history.peek();
    it.set_ident(dest);
    }
  public void before_ident(PartName source, Ident dest) {
    PartName it = (PartName) history.peek();
    it.set_ident(dest);
    }
  public void before_i(ClassType source, int dest) {
    ClassType it = (ClassType) history.peek();
    it.set_i(dest);
    }
  public void before_classinfo_list(ClassDefList source, ClassInfo_List dest) {
    ClassDefList it = (ClassDefList) history.peek();
    ClassInfo_List p = new ClassInfo_List();
    it.set_classinfo_list(p);
    history.push(p);
    }
  public void after_classinfo_list(ClassDefList source, ClassInfo_List dest) {
    history.pop();
    }
  public void before_name(ClassInfo source, ClassName dest) {
    ClassInfo it = (ClassInfo) history.peek();
    ClassName p = new ClassName();
    it.set_name(p);
    history.push(p);
    }
  public void after_name(ClassInfo source, ClassName dest) {
    history.pop();
    }
  public void before_parent(ClassInfo source, ClassInfo dest) {
    ClassInfo it = (ClassInfo) history.peek();
    ClassInfo p = new ClassInfo();
    it.set_parent(p);
    history.push(p);
    }
  public void after_parent(ClassInfo source, ClassInfo dest) {
    history.pop();
    }
  public void before_partclass(ClassInfo source, PartInfo_List dest) {
    ClassInfo it = (ClassInfo) history.peek();
    PartInfo_List p = new PartInfo_List();
    it.set_partclass(p);
    history.push(p);
    }
  public void after_partclass(ClassInfo source, PartInfo_List dest) {
    history.pop();
    }
  public void before_subclass(ClassInfo source, ClassInfo_List dest) {
    ClassInfo it = (ClassInfo) history.peek();
    ClassInfo_List p = new ClassInfo_List();
    it.set_subclass(p);
    history.push(p);
    }
  public void after_subclass(ClassInfo source, ClassInfo_List dest) {
    history.pop();
    }
  public void before_parameter(ClassInfo source, ClassDefList dest) {
    ClassInfo it = (ClassInfo) history.peek();
    ClassDefList p = new ClassDefList();
    it.set_parameter(p);
    history.push(p);
    }
  public void after_parameter(ClassInfo source, ClassDefList dest) {
    history.pop();
    }
  public void before_partname(PartInfo source, PartName dest) {
    PartInfo it = (PartInfo) history.peek();
    PartName p = new PartName();
    it.set_partname(p);
    history.push(p);
    }
  public void after_partname(PartInfo source, PartName dest) {
    history.pop();
    }
  public void before_classname(PartInfo source, ClassInfo dest) {
    PartInfo it = (PartInfo) history.peek();
    ClassInfo p = new ClassInfo();
    it.set_classname(p);
    history.push(p);
    }
  public void after_classname(PartInfo source, ClassInfo dest) {
    history.pop();
    }
  public void before_name(FindUCVisitor source, Ident dest) {
    FindUCVisitor it = (FindUCVisitor) history.peek();
    it.set_name(dest);
    }
  public void before_list(FindPartVisitor source, ClassInfo dest) {
    FindPartVisitor it = (FindPartVisitor) history.peek();
    ClassInfo p = new ClassInfo();
    it.set_list(p);
    history.push(p);
    }
  public void after_list(FindPartVisitor source, ClassInfo dest) {
    history.pop();
    }
  public void before_list(FindComVisitor source, ClassInfo dest) {
    FindComVisitor it = (FindComVisitor) history.peek();
    ClassInfo p = new ClassInfo();
    it.set_list(p);
    history.push(p);
    }
  public void after_list(FindComVisitor source, ClassInfo dest) {
    history.pop();
    }
  public void before_list(FindSubVisitor source, ClassInfo dest) {
    FindSubVisitor it = (FindSubVisitor) history.peek();
    ClassInfo p = new ClassInfo();
    it.set_list(p);
    history.push(p);
    }
  public void after_list(FindSubVisitor source, ClassInfo dest) {
    history.pop();
    }
  public void before_indent(PrintVisitor source, int dest) {
    PrintVisitor it = (PrintVisitor) history.peek();
    it.set_indent(dest);
    }
  public void before_needSpace(PrintVisitor source, boolean dest) {
    PrintVisitor it = (PrintVisitor) history.peek();
    it.set_needSpace(dest);
    }
  public void before_is_equal(SubgraphVisitor source, boolean dest) {
    SubgraphVisitor it = (SubgraphVisitor) history.peek();
    it.set_is_equal(dest);
    }
  public void before_is_equal(EqualVisitor source, boolean dest) {
    EqualVisitor it = (EqualVisitor) history.peek();
    it.set_is_equal(dest);
    }
  public void before_indent(DisplayVisitor source, int dest) {
    DisplayVisitor it = (DisplayVisitor) history.peek();
    it.set_indent(dest);
    }
  public void before_indent(TraceVisitor source, int dest) {
    TraceVisitor it = (TraceVisitor) history.peek();
    it.set_indent(dest);
    }
  public void before_first(Adjacency_Nlist source, Nonempty_Adjacency_Nlist dest) {
    Adjacency_Nlist it = (Adjacency_Nlist) history.peek();
    Nonempty_Adjacency_Nlist p = new Nonempty_Adjacency_Nlist();
    it.set_first(p);
    history.push(p);
    }
  public void after_first(Adjacency_Nlist source, Nonempty_Adjacency_Nlist dest) {
    history.pop();
    }
  public void before_first(Import_SList source, Nonempty_Import_SList dest) {
    Import_SList it = (Import_SList) history.peek();
    Nonempty_Import_SList p = new Nonempty_Import_SList();
    it.set_first(p);
    history.push(p);
    }
  public void after_first(Import_SList source, Nonempty_Import_SList dest) {
    history.pop();
    }
  public void before_first(Vertex_Comma_list source, Nonempty_Vertex_Comma_list dest) {
    Vertex_Comma_list it = (Vertex_Comma_list) history.peek();
    Nonempty_Vertex_Comma_list p = new Nonempty_Vertex_Comma_list();
    it.set_first(p);
    history.push(p);
    }
  public void after_first(Vertex_Comma_list source, Nonempty_Vertex_Comma_list dest) {
    history.pop();
    }
  public void before_first(Any_vertex_List source, Nonempty_Any_vertex_List dest) {
    Any_vertex_List it = (Any_vertex_List) history.peek();
    Nonempty_Any_vertex_List p = new Nonempty_Any_vertex_List();
    it.set_first(p);
    history.push(p);
    }
  public void after_first(Any_vertex_List source, Nonempty_Any_vertex_List dest) {
    history.pop();
    }
  public void before_first(Term_Bar_list source, Nonempty_Term_Bar_list dest) {
    Term_Bar_list it = (Term_Bar_list) history.peek();
    Nonempty_Term_Bar_list p = new Nonempty_Term_Bar_list();
    it.set_first(p);
    history.push(p);
    }
  public void after_first(Term_Bar_list source, Nonempty_Term_Bar_list dest) {
    history.pop();
    }
  public void before_first(Kernel_Sandwich source, Syntax_vertex_List dest) {
    Kernel_Sandwich it = (Kernel_Sandwich) history.peek();
    Syntax_vertex_List p = new Syntax_vertex_List();
    it.set_first(p);
    history.push(p);
    }
  public void after_first(Kernel_Sandwich source, Syntax_vertex_List dest) {
    history.pop();
    }
  public void before_inner(Kernel_Sandwich source, Kernel dest) {
    Kernel_Sandwich it = (Kernel_Sandwich) history.peek();
    Kernel p = new Kernel();
    it.set_inner(p);
    history.push(p);
    }
  public void after_inner(Kernel_Sandwich source, Kernel dest) {
    history.pop();
    }
  public void before_second(Kernel_Sandwich source, Syntax_vertex_List dest) {
    Kernel_Sandwich it = (Kernel_Sandwich) history.peek();
    Syntax_vertex_List p = new Syntax_vertex_List();
    it.set_second(p);
    history.push(p);
    }
  public void after_second(Kernel_Sandwich source, Syntax_vertex_List dest) {
    history.pop();
    }
  public void before_first(Term_Sandwich source, Syntax_vertex_List dest) {
    Term_Sandwich it = (Term_Sandwich) history.peek();
    Syntax_vertex_List p = new Syntax_vertex_List();
    it.set_first(p);
    history.push(p);
    }
  public void after_first(Term_Sandwich source, Syntax_vertex_List dest) {
    history.pop();
    }
  public void before_inner(Term_Sandwich source, Term dest) {
    Term_Sandwich it = (Term_Sandwich) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_inner((Term) p);
    history.push(p);
    }
  public void after_inner(Term_Sandwich source, Term dest) {
    history.pop();
    }
  public void before_second(Term_Sandwich source, Syntax_vertex_List dest) {
    Term_Sandwich it = (Term_Sandwich) history.peek();
    Syntax_vertex_List p = new Syntax_vertex_List();
    it.set_second(p);
    history.push(p);
    }
  public void after_second(Term_Sandwich source, Syntax_vertex_List dest) {
    history.pop();
    }
  public void before_first(ParVertex_Comma_list source, Nonempty_ParVertex_Comma_list dest) {
    ParVertex_Comma_list it = (ParVertex_Comma_list) history.peek();
    Nonempty_ParVertex_Comma_list p = new Nonempty_ParVertex_Comma_list();
    it.set_first(p);
    history.push(p);
    }
  public void after_first(ParVertex_Comma_list source, Nonempty_ParVertex_Comma_list dest) {
    history.pop();
    }
  public void before_first(Opt_labeled_term_Sandwich source, Syntax_vertex_List dest) {
    Opt_labeled_term_Sandwich it = (Opt_labeled_term_Sandwich) history.peek();
    Syntax_vertex_List p = new Syntax_vertex_List();
    it.set_first(p);
    history.push(p);
    }
  public void after_first(Opt_labeled_term_Sandwich source, Syntax_vertex_List dest) {
    history.pop();
    }
  public void before_inner(Opt_labeled_term_Sandwich source, Opt_labeled_term dest) {
    Opt_labeled_term_Sandwich it = (Opt_labeled_term_Sandwich) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_inner((Opt_labeled_term) p);
    history.push(p);
    }
  public void after_inner(Opt_labeled_term_Sandwich source, Opt_labeled_term dest) {
    history.pop();
    }
  public void before_second(Opt_labeled_term_Sandwich source, Syntax_vertex_List dest) {
    Opt_labeled_term_Sandwich it = (Opt_labeled_term_Sandwich) history.peek();
    Syntax_vertex_List p = new Syntax_vertex_List();
    it.set_second(p);
    history.push(p);
    }
  public void after_second(Opt_labeled_term_Sandwich source, Syntax_vertex_List dest) {
    history.pop();
    }
  public void before_first(ClassInfo_List source, Nonempty_ClassInfo_List dest) {
    ClassInfo_List it = (ClassInfo_List) history.peek();
    Nonempty_ClassInfo_List p = new Nonempty_ClassInfo_List();
    it.set_first(p);
    history.push(p);
    }
  public void after_first(ClassInfo_List source, Nonempty_ClassInfo_List dest) {
    history.pop();
    }
  public void before_first(PartInfo_List source, Nonempty_PartInfo_List dest) {
    PartInfo_List it = (PartInfo_List) history.peek();
    Nonempty_PartInfo_List p = new Nonempty_PartInfo_List();
    it.set_first(p);
    history.push(p);
    }
  public void after_first(PartInfo_List source, Nonempty_PartInfo_List dest) {
    history.pop();
    }
  public void before_first(Syntax_vertex_List source, Nonempty_Syntax_vertex_List dest) {
    Syntax_vertex_List it = (Syntax_vertex_List) history.peek();
    Nonempty_Syntax_vertex_List p = new Nonempty_Syntax_vertex_List();
    it.set_first(p);
    history.push(p);
    }
  public void after_first(Syntax_vertex_List source, Nonempty_Syntax_vertex_List dest) {
    history.pop();
    }
  public void before_it(Nonempty_PackageName source, Ident dest) {
    Nonempty_PackageName it = (Nonempty_PackageName) history.peek();
    it.set_it(dest);
    }
  public void before_next(Nonempty_PackageName source, Nonempty_PackageName dest) {
    Nonempty_PackageName it = (Nonempty_PackageName) history.peek();
    Nonempty_PackageName p = new Nonempty_PackageName();
    it.set_next(p);
    history.push(p);
    }
  public void after_next(Nonempty_PackageName source, Nonempty_PackageName dest) {
    history.pop();
    }
  public void before_it(Nonempty_Adjacency_Nlist source, Adjacency dest) {
    Nonempty_Adjacency_Nlist it = (Nonempty_Adjacency_Nlist) history.peek();
    Adjacency p = new Adjacency();
    it.set_it(p);
    history.push(p);
    }
  public void after_it(Nonempty_Adjacency_Nlist source, Adjacency dest) {
    history.pop();
    }
  public void before_next(Nonempty_Adjacency_Nlist source, Nonempty_Adjacency_Nlist dest) {
    Nonempty_Adjacency_Nlist it = (Nonempty_Adjacency_Nlist) history.peek();
    Nonempty_Adjacency_Nlist p = new Nonempty_Adjacency_Nlist();
    it.set_next(p);
    history.push(p);
    }
  public void after_next(Nonempty_Adjacency_Nlist source, Nonempty_Adjacency_Nlist dest) {
    history.pop();
    }
  public void before_it(Nonempty_Import_SList source, Import dest) {
    Nonempty_Import_SList it = (Nonempty_Import_SList) history.peek();
    Import p = new Import();
    it.set_it(p);
    history.push(p);
    }
  public void after_it(Nonempty_Import_SList source, Import dest) {
    history.pop();
    }
  public void before_next(Nonempty_Import_SList source, Nonempty_Import_SList dest) {
    Nonempty_Import_SList it = (Nonempty_Import_SList) history.peek();
    Nonempty_Import_SList p = new Nonempty_Import_SList();
    it.set_next(p);
    history.push(p);
    }
  public void after_next(Nonempty_Import_SList source, Nonempty_Import_SList dest) {
    history.pop();
    }
  public void before_it(Nonempty_Vertex_Comma_list source, Vertex dest) {
    Nonempty_Vertex_Comma_list it = (Nonempty_Vertex_Comma_list) history.peek();
    Vertex p = new Vertex();
    it.set_it(p);
    history.push(p);
    }
  public void after_it(Nonempty_Vertex_Comma_list source, Vertex dest) {
    history.pop();
    }
  public void before_next(Nonempty_Vertex_Comma_list source, Nonempty_Vertex_Comma_list dest) {
    Nonempty_Vertex_Comma_list it = (Nonempty_Vertex_Comma_list) history.peek();
    Nonempty_Vertex_Comma_list p = new Nonempty_Vertex_Comma_list();
    it.set_next(p);
    history.push(p);
    }
  public void after_next(Nonempty_Vertex_Comma_list source, Nonempty_Vertex_Comma_list dest) {
    history.pop();
    }
  public void before_it(Nonempty_Any_vertex_List source, Any_vertex dest) {
    Nonempty_Any_vertex_List it = (Nonempty_Any_vertex_List) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_it((Any_vertex) p);
    history.push(p);
    }
  public void after_it(Nonempty_Any_vertex_List source, Any_vertex dest) {
    history.pop();
    }
  public void before_next(Nonempty_Any_vertex_List source, Nonempty_Any_vertex_List dest) {
    Nonempty_Any_vertex_List it = (Nonempty_Any_vertex_List) history.peek();
    Nonempty_Any_vertex_List p = new Nonempty_Any_vertex_List();
    it.set_next(p);
    history.push(p);
    }
  public void after_next(Nonempty_Any_vertex_List source, Nonempty_Any_vertex_List dest) {
    history.pop();
    }
  public void before_it(Nonempty_Term_Bar_list source, Term dest) {
    Nonempty_Term_Bar_list it = (Nonempty_Term_Bar_list) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_it((Term) p);
    history.push(p);
    }
  public void after_it(Nonempty_Term_Bar_list source, Term dest) {
    history.pop();
    }
  public void before_next(Nonempty_Term_Bar_list source, Nonempty_Term_Bar_list dest) {
    Nonempty_Term_Bar_list it = (Nonempty_Term_Bar_list) history.peek();
    Nonempty_Term_Bar_list p = new Nonempty_Term_Bar_list();
    it.set_next(p);
    history.push(p);
    }
  public void after_next(Nonempty_Term_Bar_list source, Nonempty_Term_Bar_list dest) {
    history.pop();
    }
  public void before_it(Nonempty_ParVertex_Comma_list source, ParVertex dest) {
    Nonempty_ParVertex_Comma_list it = (Nonempty_ParVertex_Comma_list) history.peek();
    ParVertex p = new ParVertex();
    it.set_it(p);
    history.push(p);
    }
  public void after_it(Nonempty_ParVertex_Comma_list source, ParVertex dest) {
    history.pop();
    }
  public void before_next(Nonempty_ParVertex_Comma_list source, Nonempty_ParVertex_Comma_list dest) {
    Nonempty_ParVertex_Comma_list it = (Nonempty_ParVertex_Comma_list) history.peek();
    Nonempty_ParVertex_Comma_list p = new Nonempty_ParVertex_Comma_list();
    it.set_next(p);
    history.push(p);
    }
  public void after_next(Nonempty_ParVertex_Comma_list source, Nonempty_ParVertex_Comma_list dest) {
    history.pop();
    }
  public void before_it(Nonempty_ClassInfo_List source, ClassInfo dest) {
    Nonempty_ClassInfo_List it = (Nonempty_ClassInfo_List) history.peek();
    ClassInfo p = new ClassInfo();
    it.set_it(p);
    history.push(p);
    }
  public void after_it(Nonempty_ClassInfo_List source, ClassInfo dest) {
    history.pop();
    }
  public void before_next(Nonempty_ClassInfo_List source, Nonempty_ClassInfo_List dest) {
    Nonempty_ClassInfo_List it = (Nonempty_ClassInfo_List) history.peek();
    Nonempty_ClassInfo_List p = new Nonempty_ClassInfo_List();
    it.set_next(p);
    history.push(p);
    }
  public void after_next(Nonempty_ClassInfo_List source, Nonempty_ClassInfo_List dest) {
    history.pop();
    }
  public void before_it(Nonempty_PartInfo_List source, PartInfo dest) {
    Nonempty_PartInfo_List it = (Nonempty_PartInfo_List) history.peek();
    PartInfo p = new PartInfo();
    it.set_it(p);
    history.push(p);
    }
  public void after_it(Nonempty_PartInfo_List source, PartInfo dest) {
    history.pop();
    }
  public void before_next(Nonempty_PartInfo_List source, Nonempty_PartInfo_List dest) {
    Nonempty_PartInfo_List it = (Nonempty_PartInfo_List) history.peek();
    Nonempty_PartInfo_List p = new Nonempty_PartInfo_List();
    it.set_next(p);
    history.push(p);
    }
  public void after_next(Nonempty_PartInfo_List source, Nonempty_PartInfo_List dest) {
    history.pop();
    }
  public void before_it(Nonempty_Syntax_vertex_List source, Syntax_vertex dest) {
    Nonempty_Syntax_vertex_List it = (Nonempty_Syntax_vertex_List) history.peek();
    Class c = dest.getClass();
    Object p = null;
    try {
      p = c.newInstance();
    } catch(Exception e) {
      e.printStackTrace();
    }
    it.set_it((Syntax_vertex) p);
    history.push(p);
    }
  public void after_it(Nonempty_Syntax_vertex_List source, Syntax_vertex dest) {
    history.pop();
    }
  public void before_next(Nonempty_Syntax_vertex_List source, Nonempty_Syntax_vertex_List dest) {
    Nonempty_Syntax_vertex_List it = (Nonempty_Syntax_vertex_List) history.peek();
    Nonempty_Syntax_vertex_List p = new Nonempty_Syntax_vertex_List();
    it.set_next(p);
    history.push(p);
    }
  public void after_next(Nonempty_Syntax_vertex_List source, Nonempty_Syntax_vertex_List dest) {
    history.pop();
    }
    void universal_trv0_bef(UniversalVisitor _v_) {
    super.universal_trv0_bef(_v_);
  }

    void universal_trv0_aft(UniversalVisitor _v_) {
    super.universal_trv0_aft(_v_);
  }

    void universal_trv0(UniversalVisitor _v_) {
    universal_trv0_bef(_v_);
    Object copy = get_copy();
    super.universal_trv0(_v_);
    universal_trv0_aft(_v_);
  }

}