// 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 -> FinishedProduct, assignment, Assignment {{
    if (is_equal) {
      FinishedProduct obj = (FinishedProduct) history.peek();
      Object temp1 = obj.get_assignment();
      if(temp1==null) { is_equal = false; return; }
      history.push(temp1);
    }
  }}
  after -> FinishedProduct, assignment, Assignment {{
    if (is_equal) history.pop();
  }}

  before -> FinishedProduct, rawmaterial, RawMaterial {{
    if (is_equal) {
      FinishedProduct obj = (FinishedProduct) history.peek();
      Object temp2 = obj.get_rawmaterial();
      if(temp2==null) { is_equal = false; return; }
      history.push(temp2);
    }
  }}
  after -> FinishedProduct, rawmaterial, RawMaterial {{
    if (is_equal) history.pop();
  }}

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

  before -> ConstraintType, relation, Relation {{
    if (is_equal) {
      ConstraintType obj = (ConstraintType) history.peek();
      Object temp3 = obj.get_relation();
      if(temp3==null) { is_equal = false; return; }
      history.push(temp3);
    }
  }}
  after -> ConstraintType, relation, Relation {{
    if (is_equal) history.pop();
  }}

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

  before -> RawMaterial, constraintlist, ConstraintList {{
    if (is_equal) {
      RawMaterial obj = (RawMaterial) history.peek();
      Object temp4 = obj.get_constraintlist();
      if(temp4==null) { is_equal = false; return; }
      history.push(temp4);
    }
  }}
  after -> RawMaterial, constraintlist, ConstraintList {{
    if (is_equal) history.pop();
  }}

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

  before -> Constraint, weight, Weight {{
    if (is_equal) {
      Constraint obj = (Constraint) history.peek();
      Object temp5 = obj.get_weight();
      if(temp5==null) { is_equal = false; return; }
      history.push(temp5);
    }
  }}
  after -> Constraint, weight, Weight {{
    if (is_equal) history.pop();
  }}

  before -> Constraint, relation, Relation {{
    if (is_equal) {
      Constraint obj = (Constraint) history.peek();
      Object temp6 = obj.get_relation();
      if(temp6==null) { is_equal = false; return; }
      history.push(temp6);
    }
  }}
  after -> Constraint, relation, Relation {{
    if (is_equal) history.pop();
  }}

  before -> Constraint, variablelist, VariableList {{
    if (is_equal) {
      Constraint obj = (Constraint) history.peek();
      Object temp7 = obj.get_variablelist();
      if(temp7==null) { is_equal = false; return; }
      history.push(temp7);
    }
  }}
  after -> Constraint, variablelist, VariableList {{
    if (is_equal) history.pop();
  }}

  before Constraint {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) 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 -> Literal, lit, Lit {{
    if (is_equal) {
      Literal obj = (Literal) history.peek();
      Object temp8 = obj.get_lit();
      if(temp8==null) { is_equal = false; return; }
      history.push(temp8);
    }
  }}
  after -> Literal, lit, Lit {{
    if (is_equal) history.pop();
  }}

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

  before -> Lit, variable, Variable {{
    if (is_equal) {
      Lit obj = (Lit) history.peek();
      Object temp9 = obj.get_variable();
      if(temp9==null) { is_equal = false; return; }
      history.push(temp9);
    }
  }}
  after -> Lit, variable, Variable {{
    if (is_equal) history.pop();
  }}

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

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

  before NegLiteral {{
    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 -> Assignment, literallist, LiteralList {{
    if (is_equal) {
      Assignment obj = (Assignment) history.peek();
      Object temp12 = obj.get_literallist();
      if(temp12==null) { is_equal = false; return; }
      history.push(temp12);
    }
  }}
  after -> Assignment, literallist, LiteralList {{
    if (is_equal) history.pop();
  }}

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

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

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

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

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

  before EConstraintList {{
    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 -> NEVariableList, first, Variable {{
    if (is_equal) {
      NEVariableList obj = (NEVariableList) history.peek();
      Object temp15 = obj.get_first();
      if(temp15==null) { is_equal = false; return; }
      history.push(temp15);
    }
  }}
  after -> NEVariableList, first, Variable {{
    if (is_equal) history.pop();
  }}

  before -> NEVariableList, rest, VariableList {{
    if (is_equal) {
      NEVariableList obj = (NEVariableList) history.peek();
      Object temp16 = obj.get_rest();
      if(temp16==null) { is_equal = false; return; }
      history.push(temp16);
    }
  }}
  after -> NEVariableList, rest, VariableList {{
    if (is_equal) history.pop();
  }}

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

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

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

  before -> NELiteralList, first, Literal {{
    if (is_equal) {
      NELiteralList obj = (NELiteralList) history.peek();
      Object temp17 = obj.get_first();
      if(temp17==null) { is_equal = false; return; }
      history.push(temp17);
    }
  }}
  after -> NELiteralList, first, Literal {{
    if (is_equal) history.pop();
  }}

  before -> NELiteralList, rest, LiteralList {{
    if (is_equal) {
      NELiteralList obj = (NELiteralList) history.peek();
      Object temp18 = obj.get_rest();
      if(temp18==null) { is_equal = false; return; }
      history.push(temp18);
    }
  }}
  after -> NELiteralList, rest, LiteralList {{
    if (is_equal) history.pop();
  }}

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

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

  before Main {{
    Object obj = history.peek();
    is_equal = is_equal && obj.getClass().equals(host.getClass());
    if(!is_equal) return;
    Object temp19 = host.get_s();
    Object temp20 = ((Main) obj).get_s();
    if(temp19 == null && temp20 == null) {}
    else if(temp19 == null ||
            temp20 == null ||
            !temp19.equals(temp20)) { is_equal = false; 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 temp21 = host.get_copy();
    Object temp22 = ((CopyVisitor) obj).get_copy();
    if(temp21 == null && temp22 == null) {}
    else if(temp21 == null ||
            temp22 == null ||
            !temp21.equals(temp22)) { 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 }}
}