// 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 -> TraversalPaths, tracematch_list, TraceMatch_List {{
    if (is_equal) {
      TraversalPaths obj = (TraversalPaths) history.peek();
      Object temp1 = obj.get_tracematch_list();
      if(temp1==null) { is_equal = false; return; }
      history.push(temp1);
    }
  }}
  after -> TraversalPaths, tracematch_list, TraceMatch_List {{
    if (is_equal) history.pop();
  }}

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

  before -> TraceMatch, decls, VariableDeclaration_CList {{
    if (is_equal) {
      TraceMatch obj = (TraceMatch) history.peek();
      Object temp2 = obj.get_decls();
      if(temp2==null) { is_equal = false; return; }
      history.push(temp2);
    }
  }}
  after -> TraceMatch, decls, VariableDeclaration_CList {{
    if (is_equal) history.pop();
  }}

  before -> TraceMatch, SymbolDeclaration, Symbol_List {{
    if (is_equal) {
      TraceMatch obj = (TraceMatch) history.peek();
      Object temp3 = obj.get_SymbolDeclaration();
      if(temp3==null) { is_equal = false; return; }
      history.push(temp3);
    }
  }}
  after -> TraceMatch, SymbolDeclaration, Symbol_List {{
    if (is_equal) history.pop();
  }}

  before -> TraceMatch, regex, RegEx {{
    if (is_equal) {
      TraceMatch obj = (TraceMatch) history.peek();
      Object temp4 = obj.get_regex();
      if(temp4==null) { is_equal = false; return; }
      history.push(temp4);
    }
  }}
  after -> TraceMatch, regex, RegEx {{
    if (is_equal) history.pop();
  }}

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

  before -> VariableDeclaration, nodename, NodeName {{
    if (is_equal) {
      VariableDeclaration obj = (VariableDeclaration) history.peek();
      Object temp5 = obj.get_nodename();
      if(temp5==null) { is_equal = false; return; }
      history.push(temp5);
    }
  }}
  after -> VariableDeclaration, nodename, NodeName {{
    if (is_equal) history.pop();
  }}

  before -> VariableDeclaration, variablename, VariableName {{
    if (is_equal) {
      VariableDeclaration obj = (VariableDeclaration) history.peek();
      Object temp6 = obj.get_variablename();
      if(temp6==null) { is_equal = false; return; }
      history.push(temp6);
    }
  }}
  after -> VariableDeclaration, variablename, VariableName {{
    if (is_equal) history.pop();
  }}

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

  before -> Symbol, name, Name {{
    if (is_equal) {
      Symbol obj = (Symbol) history.peek();
      Object temp7 = obj.get_name();
      if(temp7==null) { is_equal = false; return; }
      history.push(temp7);
    }
  }}
  after -> Symbol, name, Name {{
    if (is_equal) history.pop();
  }}

  before -> Symbol, kind, Kind {{
    if (is_equal) {
      Symbol obj = (Symbol) history.peek();
      Object temp8 = obj.get_kind();
      if(temp8==null) { is_equal = false; return; }
      history.push(temp8);
    }
  }}
  after -> Symbol, kind, Kind {{
    if (is_equal) history.pop();
  }}

  before -> Symbol, selectorexp, SelectorExp {{
    if (is_equal) {
      Symbol obj = (Symbol) history.peek();
      Object temp9 = obj.get_selectorexp();
      if(temp9==null) { is_equal = false; return; }
      history.push(temp9);
    }
  }}
  after -> Symbol, selectorexp, SelectorExp {{
    if (is_equal) history.pop();
  }}

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

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

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

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

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

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

  before -> NodeVisit, nodename, NodeName {{
    if (is_equal) {
      NodeVisit obj = (NodeVisit) history.peek();
      Object temp10 = obj.get_nodename();
      if(temp10==null) { is_equal = false; return; }
      history.push(temp10);
    }
  }}
  after -> NodeVisit, nodename, NodeName {{
    if (is_equal) history.pop();
  }}

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

  before -> Target, variablename, VariableName {{
    if (is_equal) {
      Target obj = (Target) history.peek();
      Object temp11 = obj.get_variablename();
      if(temp11==null) { is_equal = false; return; }
      history.push(temp11);
    }
  }}
  after -> Target, variablename, VariableName {{
    if (is_equal) history.pop();
  }}

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

  before -> This, variablename, VariableName {{
    if (is_equal) {
      This obj = (This) history.peek();
      Object temp12 = obj.get_variablename();
      if(temp12==null) { is_equal = false; return; }
      history.push(temp12);
    }
  }}
  after -> This, variablename, VariableName {{
    if (is_equal) history.pop();
  }}

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

  before -> Compound, op, Op {{
    if (is_equal) {
      Compound obj = (Compound) history.peek();
      Object temp13 = obj.get_op();
      if(temp13==null) { is_equal = false; return; }
      history.push(temp13);
    }
  }}
  after -> Compound, op, Op {{
    if (is_equal) history.pop();
  }}

  before -> Compound, args, SelectorExp_List {{
    if (is_equal) {
      Compound obj = (Compound) history.peek();
      Object temp14 = obj.get_args();
      if(temp14==null) { is_equal = false; return; }
      history.push(temp14);
    }
  }}
  after -> Compound, args, SelectorExp_List {{
    if (is_equal) history.pop();
  }}

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

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

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

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

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

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

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

  before MethodName {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp19 = host.get_ident();
    Object temp20 = ((MethodName) obj).get_ident();
    if(temp19 == null && temp20 == null) {}
    else if(temp19 == null ||
            temp20 == null ||
            !temp19.equals(temp20)) { is_equal = false; return; }
  }}

  before VariableName {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp21 = host.get_ident();
    Object temp22 = ((VariableName) obj).get_ident();
    if(temp21 == null && temp22 == null) {}
    else if(temp21 == null ||
            temp22 == null ||
            !temp21.equals(temp22)) { is_equal = false; return; }
  }}

  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 temp23 = host.get_copy();
    Object temp24 = ((CopyVisitor) obj).get_copy();
    if(temp23 == null && temp24 == null) {}
    else if(temp23 == null ||
            temp24 == null ||
            !temp23.equals(temp24)) { 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;
  }}

  before -> TraceMatch_List, first, Nonempty_TraceMatch_List {{
    if (is_equal) {
      TraceMatch_List obj = (TraceMatch_List) history.peek();
      Object temp25 = obj.get_first();
      if(temp25==null) { is_equal = false; return; }
      history.push(temp25);
    }
  }}
  after -> TraceMatch_List, first, Nonempty_TraceMatch_List {{
    if (is_equal) history.pop();
  }}

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

  before -> VariableDeclaration_CList, first, Nonempty_VariableDeclaration_CList {{
    if (is_equal) {
      VariableDeclaration_CList obj = (VariableDeclaration_CList) history.peek();
      Object temp26 = obj.get_first();
      if(temp26==null) { is_equal = false; return; }
      history.push(temp26);
    }
  }}
  after -> VariableDeclaration_CList, first, Nonempty_VariableDeclaration_CList {{
    if (is_equal) history.pop();
  }}

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

  before -> Symbol_List, first, Nonempty_Symbol_List {{
    if (is_equal) {
      Symbol_List obj = (Symbol_List) history.peek();
      Object temp27 = obj.get_first();
      if(temp27==null) { is_equal = false; return; }
      history.push(temp27);
    }
  }}
  after -> Symbol_List, first, Nonempty_Symbol_List {{
    if (is_equal) history.pop();
  }}

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

  before -> SelectorExp_List, first, Nonempty_SelectorExp_List {{
    if (is_equal) {
      SelectorExp_List obj = (SelectorExp_List) history.peek();
      Object temp28 = obj.get_first();
      if(temp28==null) { is_equal = false; return; }
      history.push(temp28);
    }
  }}
  after -> SelectorExp_List, first, Nonempty_SelectorExp_List {{
    if (is_equal) history.pop();
  }}

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

  before -> Nonempty_TraceMatch_List, it, TraceMatch {{
    if (is_equal) {
      Nonempty_TraceMatch_List obj = (Nonempty_TraceMatch_List) history.peek();
      Object temp29 = obj.get_it();
      if(temp29==null) { is_equal = false; return; }
      history.push(temp29);
    }
  }}
  after -> Nonempty_TraceMatch_List, it, TraceMatch {{
    if (is_equal) history.pop();
  }}

  before -> Nonempty_TraceMatch_List, next, Nonempty_TraceMatch_List {{
    if (is_equal) {
      Nonempty_TraceMatch_List obj = (Nonempty_TraceMatch_List) history.peek();
      Object temp30 = obj.get_next();
      if(temp30==null) { is_equal = false; return; }
      history.push(temp30);
    }
  }}
  after -> Nonempty_TraceMatch_List, next, Nonempty_TraceMatch_List {{
    if (is_equal) history.pop();
  }}

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

  before -> Nonempty_VariableDeclaration_CList, it, VariableDeclaration {{
    if (is_equal) {
      Nonempty_VariableDeclaration_CList obj = (Nonempty_VariableDeclaration_CList) history.peek();
      Object temp31 = obj.get_it();
      if(temp31==null) { is_equal = false; return; }
      history.push(temp31);
    }
  }}
  after -> Nonempty_VariableDeclaration_CList, it, VariableDeclaration {{
    if (is_equal) history.pop();
  }}

  before -> Nonempty_VariableDeclaration_CList, next, Nonempty_VariableDeclaration_CList {{
    if (is_equal) {
      Nonempty_VariableDeclaration_CList obj = (Nonempty_VariableDeclaration_CList) history.peek();
      Object temp32 = obj.get_next();
      if(temp32==null) { is_equal = false; return; }
      history.push(temp32);
    }
  }}
  after -> Nonempty_VariableDeclaration_CList, next, Nonempty_VariableDeclaration_CList {{
    if (is_equal) history.pop();
  }}

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

  before -> Nonempty_Symbol_List, it, Symbol {{
    if (is_equal) {
      Nonempty_Symbol_List obj = (Nonempty_Symbol_List) history.peek();
      Object temp33 = obj.get_it();
      if(temp33==null) { is_equal = false; return; }
      history.push(temp33);
    }
  }}
  after -> Nonempty_Symbol_List, it, Symbol {{
    if (is_equal) history.pop();
  }}

  before -> Nonempty_Symbol_List, next, Nonempty_Symbol_List {{
    if (is_equal) {
      Nonempty_Symbol_List obj = (Nonempty_Symbol_List) history.peek();
      Object temp34 = obj.get_next();
      if(temp34==null) { is_equal = false; return; }
      history.push(temp34);
    }
  }}
  after -> Nonempty_Symbol_List, next, Nonempty_Symbol_List {{
    if (is_equal) history.pop();
  }}

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

  before -> Nonempty_SelectorExp_List, it, SelectorExp {{
    if (is_equal) {
      Nonempty_SelectorExp_List obj = (Nonempty_SelectorExp_List) history.peek();
      Object temp35 = obj.get_it();
      if(temp35==null) { is_equal = false; return; }
      history.push(temp35);
    }
  }}
  after -> Nonempty_SelectorExp_List, it, SelectorExp {{
    if (is_equal) history.pop();
  }}

  before -> Nonempty_SelectorExp_List, next, Nonempty_SelectorExp_List {{
    if (is_equal) {
      Nonempty_SelectorExp_List obj = (Nonempty_SelectorExp_List) history.peek();
      Object temp36 = obj.get_next();
      if(temp36==null) { is_equal = false; return; }
      history.push(temp36);
    }
  }}
  after -> Nonempty_SelectorExp_List, next, Nonempty_SelectorExp_List {{
    if (is_equal) history.pop();
  }}

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

  return boolean {{ is_equal }}
}