/*
 * Copyright (c) 2001, DecisionSoft Limited All rights reserved.
 * Please see LICENSE.TXT for more information.
 */

/*

   Name function

*/

#ifndef _FUNCTIONNAME_HPP
#define _FUNCTIONNAME_HPP

#include <pathan/Pathan.hpp>

#include <pathan/dataItem/DataItemFunction.hpp>
#include <pathan/Sequence.hpp>

/** Name function */
class PATHAN_EXPORT FunctionName : public DataItemFunction
{
public:
  static const XMLCh name[];

  FunctionName(const VectorOfDataItems &args, XPath2MemoryManager* memMgr);
  
  /**
   * Called during static analysis to determine if statically correct.
   * Performs constant folding if the function has an argument, and it
   * is constant.
   */
  virtual DataItem* staticResolution(StaticContext *context, StaticResolutionContext *src);

  /** Returns the namespace unaware name of the node. Takes an optional nodelist,
      and returns an empty string if the node has no name. Uses the current context
      if a nodelist is not specified. */
  Sequence collapseTreeInternal(DynamicContext* context, int flags=0) const;

};

#endif // _FUNCTIONNAME_HPP