// This file is automatically generated by DemeterJ.

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

  before Main {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp1 = host.get_s();
    Object temp2 = ((Main) obj).get_s();
    if(temp1 == null && temp2 == null) {}
    else if(temp1 == null ||
            temp2 == null ||
            !temp1.equals(temp2)) { is_equal = false; return; }
  }}

  before -> CSP, constraintlist, ConstraintList {{
    if (is_equal) {
      CSP obj = (CSP) history.peek();
      Object temp3 = obj.get_constraintlist();
      if(temp3==null) { is_equal = false; return; }
      history.push(temp3);
    }
  }}
  after -> CSP, constraintlist, ConstraintList {{
    if (is_equal) history.pop();
  }}

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

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

  before -> NewC, weight, Weight {{
    if (is_equal) {
      NewC obj = (NewC) history.peek();
      Object temp4 = obj.get_weight();
      if(temp4==null) { is_equal = false; return; }
      history.push(temp4);
    }
  }}
  after -> NewC, weight, Weight {{
    if (is_equal) history.pop();
  }}

  before -> NewC, variablelist, VariableList {{
    if (is_equal) {
      NewC obj = (NewC) history.peek();
      Object temp5 = obj.get_variablelist();
      if(temp5==null) { is_equal = false; return; }
      history.push(temp5);
    }
  }}
  after -> NewC, variablelist, VariableList {{
    if (is_equal) history.pop();
  }}

  before -> NewC, kind, Kind {{
    if (is_equal) {
      NewC obj = (NewC) history.peek();
      Object temp6 = obj.get_kind();
      if(temp6==null) { is_equal = false; return; }
      history.push(temp6);
    }
  }}
  after -> NewC, kind, Kind {{
    if (is_equal) history.pop();
  }}

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

  before -> OldC, weight, Weight {{
    if (is_equal) {
      OldC obj = (OldC) history.peek();
      Object temp7 = obj.get_weight();
      if(temp7==null) { is_equal = false; return; }
      history.push(temp7);
    }
  }}
  after -> OldC, weight, Weight {{
    if (is_equal) history.pop();
  }}

  before -> OldC, relation, Relation {{
    if (is_equal) {
      OldC obj = (OldC) history.peek();
      Object temp8 = obj.get_relation();
      if(temp8==null) { is_equal = false; return; }
      history.push(temp8);
    }
  }}
  after -> OldC, relation, Relation {{
    if (is_equal) history.pop();
  }}

  before -> OldC, variablelist, VariableList {{
    if (is_equal) {
      OldC obj = (OldC) history.peek();
      Object temp9 = obj.get_variablelist();
      if(temp9==null) { is_equal = false; return; }
      history.push(temp9);
    }
  }}
  after -> OldC, variablelist, VariableList {{
    if (is_equal) history.pop();
  }}

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

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

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

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

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

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

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

  before -> NECL, first, Constraint {{
    if (is_equal) {
      NECL obj = (NECL) history.peek();
      Object temp12 = obj.get_first();
      if(temp12==null) { is_equal = false; return; }
      history.push(temp12);
    }
  }}
  after -> NECL, first, Constraint {{
    if (is_equal) history.pop();
  }}

  before -> NECL, rest, ConstraintList {{
    if (is_equal) {
      NECL obj = (NECL) history.peek();
      Object temp13 = obj.get_rest();
      if(temp13==null) { is_equal = false; return; }
      history.push(temp13);
    }
  }}
  after -> NECL, rest, ConstraintList {{
    if (is_equal) history.pop();
  }}

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

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

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

  before -> NEVL, first, Variable {{
    if (is_equal) {
      NEVL obj = (NEVL) history.peek();
      Object temp14 = obj.get_first();
      if(temp14==null) { is_equal = false; return; }
      history.push(temp14);
    }
  }}
  after -> NEVL, first, Variable {{
    if (is_equal) history.pop();
  }}

  before -> NEVL, rest, VariableList {{
    if (is_equal) {
      NEVL obj = (NEVL) history.peek();
      Object temp15 = obj.get_rest();
      if(temp15==null) { is_equal = false; return; }
      history.push(temp15);
    }
  }}
  after -> NEVL, rest, VariableList {{
    if (is_equal) history.pop();
  }}

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

  before EVL {{
    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 temp16 = host.get_copy();
    Object temp17 = ((CopyVisitor) obj).get_copy();
    if(temp16 == null && temp17 == null) {}
    else if(temp16 == null ||
            temp17 == null ||
            !temp16.equals(temp17)) { 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 }}
}