SundanceListExpr.hpp

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// ************************************************************************
// 
//                              Sundance
//                 Copyright (2005) Sandia Corporation
// 
// Copyright (year first published) Sandia Corporation.  Under the terms 
// of Contract DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government 
// retains certain rights in this software.
// 
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
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// Lesser General Public License for more details.
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#ifndef SUNDANCE_LISTEXPR_H
#define SUNDANCE_LISTEXPR_H

#include "SundanceDefs.hpp"
#include "SundanceExpr.hpp"
#include "Teuchos_Array.hpp"

namespace Sundance
{
using namespace Sundance;
using namespace Teuchos;



/** */
class ListExpr : virtual public ExprBase
{
public:
  /** */
  ListExpr();

  /** */
  ListExpr(const Array<Expr>& elements);

  /** */
  virtual ~ListExpr() {;}

  /** */
  const Expr& element(int i) const {return elements_[i];}

  /** */
  void append(const Expr& expr);

  /** */
  Expr flatten() const ;

  /** */
  Expr join(const Expr& other) const ;

  /** */
  int size() const ;

  /** */
  int totalSize() const ;

  /** Write a simple text description suitable 
   * for output to a terminal */
  virtual std::ostream& toText(std::ostream& os, bool paren) const ;

  /** Write in XML */
  virtual XMLObject toXML() const ;

  /** */
  virtual RCP<ExprBase> getRcp() {return rcp(this);}

private:
  Array<Expr> elements_;
};
}

#endif