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

  before -> NodeInt, left, BSTInt {{
    if (is_equal) {
      NodeInt obj = (NodeInt) history.peek();
      Object temp5 = obj.get_left();
      if(temp5==null) { is_equal = false; return; }
      history.push(temp5);
    }
  }}
  after -> NodeInt, left, BSTInt {{
    if (is_equal) history.pop();
  }}

  before -> NodeInt, right, BSTInt {{
    if (is_equal) {
      NodeInt obj = (NodeInt) history.peek();
      Object temp6 = obj.get_right();
      if(temp6==null) { is_equal = false; return; }
      history.push(temp6);
    }
  }}
  after -> NodeInt, right, BSTInt {{
    if (is_equal) history.pop();
  }}

  before NodeInt {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp3 = host.get_data();
    Object temp4 = ((NodeInt) obj).get_data();
    if(temp3 == null && temp4 == null) {}
    else if(temp3 == null ||
            temp4 == null ||
            !temp3.equals(temp4)) { is_equal = false; return; }
  }}

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

  before BSTInt1 {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> NodeInt1, left, BSTInt2 {{
    if (is_equal) {
      NodeInt1 obj = (NodeInt1) history.peek();
      Object temp9 = obj.get_left();
      if(temp9==null) { is_equal = false; return; }
      history.push(temp9);
    }
  }}
  after -> NodeInt1, left, BSTInt2 {{
    if (is_equal) history.pop();
  }}

  before -> NodeInt1, right, BSTInt2 {{
    if (is_equal) {
      NodeInt1 obj = (NodeInt1) history.peek();
      Object temp10 = obj.get_right();
      if(temp10==null) { is_equal = false; return; }
      history.push(temp10);
    }
  }}
  after -> NodeInt1, right, BSTInt2 {{
    if (is_equal) history.pop();
  }}

  before NodeInt1 {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp7 = host.get_data();
    Object temp8 = ((NodeInt1) obj).get_data();
    if(temp7 == null && temp8 == null) {}
    else if(temp7 == null ||
            temp8 == null ||
            !temp7.equals(temp8)) { is_equal = false; return; }
  }}

  before EmptyInt1 {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before BSTInt2 {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> NodeInt2, left, BSTInt3 {{
    if (is_equal) {
      NodeInt2 obj = (NodeInt2) history.peek();
      Object temp13 = obj.get_left();
      if(temp13==null) { is_equal = false; return; }
      history.push(temp13);
    }
  }}
  after -> NodeInt2, left, BSTInt3 {{
    if (is_equal) history.pop();
  }}

  before -> NodeInt2, right, BSTInt4 {{
    if (is_equal) {
      NodeInt2 obj = (NodeInt2) history.peek();
      Object temp14 = obj.get_right();
      if(temp14==null) { is_equal = false; return; }
      history.push(temp14);
    }
  }}
  after -> NodeInt2, right, BSTInt4 {{
    if (is_equal) history.pop();
  }}

  before NodeInt2 {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp11 = host.get_data();
    Object temp12 = ((NodeInt2) obj).get_data();
    if(temp11 == null && temp12 == null) {}
    else if(temp11 == null ||
            temp12 == null ||
            !temp11.equals(temp12)) { is_equal = false; return; }
  }}

  before EmptyInt2 {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before BSTInt3 {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before -> NodeInt3, left, BSTInt5 {{
    if (is_equal) {
      NodeInt3 obj = (NodeInt3) history.peek();
      Object temp17 = obj.get_left();
      if(temp17==null) { is_equal = false; return; }
      history.push(temp17);
    }
  }}
  after -> NodeInt3, left, BSTInt5 {{
    if (is_equal) history.pop();
  }}

  before -> NodeInt3, right, BSTInt5 {{
    if (is_equal) {
      NodeInt3 obj = (NodeInt3) history.peek();
      Object temp18 = obj.get_right();
      if(temp18==null) { is_equal = false; return; }
      history.push(temp18);
    }
  }}
  after -> NodeInt3, right, BSTInt5 {{
    if (is_equal) history.pop();
  }}

  before NodeInt3 {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp15 = host.get_data();
    Object temp16 = ((NodeInt3) obj).get_data();
    if(temp15 == null && temp16 == null) {}
    else if(temp15 == null ||
            temp16 == null ||
            !temp15.equals(temp16)) { is_equal = false; return; }
  }}

  before EmptyInt3 {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before BSTInt4 {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before BSTInt5 {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before EmptyInt4 {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

  before EmptyInt5 {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
  }}

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

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

  before -> Down, parent, NodeInt {{
    if (is_equal) {
      Down obj = (Down) history.peek();
      Object temp19 = obj.get_parent();
      if(temp19==null) { is_equal = false; return; }
      history.push(temp19);
    }
  }}
  after -> Down, parent, NodeInt {{
    if (is_equal) history.pop();
  }}

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

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

  before BST {{
    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 Node {{
    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 temp20 = host.get_copy();
    Object temp21 = ((CopyVisitor) obj).get_copy();
    if(temp20 == null && temp21 == null) {}
    else if(temp20 == null ||
            temp21 == null ||
            !temp20.equals(temp21)) { 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 }}
}