// This file is automatically generated by DemeterJ.

EqualVisitor {
  {{
    private java.util.Stack history = new java.util.Stack();
    public EqualVisitor(Object obj) {
      history.push(obj);
    }
  }}

  before -> Cd_graph, first, Adj {{
    if (is_equal) {
      Cd_graph obj = (Cd_graph) history.peek();
      Object temp1 = obj.get_first();
      if(temp1==null) { is_equal = false; return; }
      history.push(temp1);
    }
  }}
  after -> Cd_graph, first, Adj {{
    if (is_equal) history.pop();
  }}

  before -> Cd_graph, rest, Adj_list {{
    if (is_equal) {
      Cd_graph obj = (Cd_graph) history.peek();
      Object temp2 = obj.get_rest();
      if(temp2==null) { is_equal = false; return; }
      history.push(temp2);
    }
  }}
  after -> Cd_graph, rest, Adj_list {{
    if (is_equal) history.pop();
  }}

  before Cd_graph {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Adj, vertex, Vertex {{
    if (is_equal) {
      Adj obj = (Adj) history.peek();
      Object temp3 = obj.get_vertex();
      if(temp3==null) { is_equal = false; return; }
      history.push(temp3);
    }
  }}
  after -> Adj, vertex, Vertex {{
    if (is_equal) history.pop();
  }}

  before -> Adj, ns, Neighbors {{
    if (is_equal) {
      Adj obj = (Adj) history.peek();
      Object temp4 = obj.get_ns();
      if(temp4==null) { is_equal = false; return; }
      history.push(temp4);
    }
  }}
  after -> Adj, ns, Neighbors {{
    if (is_equal) history.pop();
  }}

  before Adj {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before Neighbors {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Construct, c_ns, Any_vertex_list {{
    if (is_equal) {
      Construct obj = (Construct) history.peek();
      Object temp5 = obj.get_c_ns();
      if(temp5==null) { is_equal = false; return; }
      history.push(temp5);
    }
  }}
  after -> Construct, c_ns, Any_vertex_list {{
    if (is_equal) history.pop();
  }}

  before Construct {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Alternat, first, Vertex {{
    if (is_equal) {
      Alternat obj = (Alternat) history.peek();
      Object temp6 = obj.get_first();
      if(temp6==null) { is_equal = false; return; }
      history.push(temp6);
    }
  }}
  after -> Alternat, first, Vertex {{
    if (is_equal) history.pop();
  }}

  before -> Alternat, second, Vertex {{
    if (is_equal) {
      Alternat obj = (Alternat) history.peek();
      Object temp7 = obj.get_second();
      if(temp7==null) { is_equal = false; return; }
      history.push(temp7);
    }
  }}
  after -> Alternat, second, Vertex {{
    if (is_equal) history.pop();
  }}

  before Alternat {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before Any_vertex {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before Syntax_vertex {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp8 = host.get_string();
    Object temp9 = ((Syntax_vertex) obj).get_string();
    if(temp8 == null && temp9 == null) {}
    else if(temp8 == null ||
            temp9 == null ||
            !temp8.equals(temp9)) { is_equal = false; return; }
  }}

  before -> Labeled_vertex, class_name, Vertex {{
    if (is_equal) {
      Labeled_vertex obj = (Labeled_vertex) history.peek();
      Object temp12 = obj.get_class_name();
      if(temp12==null) { is_equal = false; return; }
      history.push(temp12);
    }
  }}
  after -> Labeled_vertex, class_name, Vertex {{
    if (is_equal) history.pop();
  }}

  before Labeled_vertex {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp10 = host.get_label_name();
    Object temp11 = ((Labeled_vertex) obj).get_label_name();
    if(temp10 == null && temp11 == null) {}
    else if(temp10 == null ||
            temp11 == null ||
            !temp10.equals(temp11)) { is_equal = false; return; }
  }}

  before Adj_list {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before Any_vertex_list {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> Nany_vertex_list, first, Any_vertex {{
    if (is_equal) {
      Nany_vertex_list obj = (Nany_vertex_list) history.peek();
      Object temp13 = obj.get_first();
      if(temp13==null) { is_equal = false; return; }
      history.push(temp13);
    }
  }}
  after -> Nany_vertex_list, first, Any_vertex {{
    if (is_equal) history.pop();
  }}

  before -> Nany_vertex_list, rest, Any_vertex_list {{
    if (is_equal) {
      Nany_vertex_list obj = (Nany_vertex_list) history.peek();
      Object temp14 = obj.get_rest();
      if(temp14==null) { is_equal = false; return; }
      history.push(temp14);
    }
  }}
  after -> Nany_vertex_list, rest, Any_vertex_list {{
    if (is_equal) history.pop();
  }}

  before Nany_vertex_list {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before Empty {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before Empty_cd_graph {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before Vertex {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp15 = host.get_name();
    Object temp16 = ((Vertex) obj).get_name();
    if(temp15 == null && temp16 == null) {}
    else if(temp15 == null ||
            temp16 == null ||
            !temp15.equals(temp16)) { is_equal = false; return; }
  }}

  before CountingVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    is_equal = is_equal && host.get_total() == ((CountingVisitor) obj).get_total();
  }}

  before Main {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before PrintVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    is_equal = is_equal && host.get_indent() == ((PrintVisitor) obj).get_indent();
    is_equal = is_equal && host.get_needSpace() == ((PrintVisitor) obj).get_needSpace();
  }}

  before CopyVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp17 = host.get_copy();
    Object temp18 = ((CopyVisitor) obj).get_copy();
    if(temp17 == null && temp18 == null) {}
    else if(temp17 == null ||
            temp18 == null ||
            !temp17.equals(temp18)) { is_equal = false; return; }
  }}

  before SubgraphVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    is_equal = is_equal && host.get_is_equal() == ((SubgraphVisitor) obj).get_is_equal();
  }}

  before EqualVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    is_equal = is_equal && host.get_is_equal() == ((EqualVisitor) obj).get_is_equal();
  }}

  before DisplayVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    is_equal = is_equal && host.get_indent() == ((DisplayVisitor) obj).get_indent();
  }}

  before TraceVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    is_equal = is_equal && host.get_indent() == ((TraceVisitor) obj).get_indent();
  }}

  before UniversalVisitor {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  return boolean {{ is_equal }}
}