tpl_snode_nc.H

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/*
                          Aleph_w
 
  Data structures & Algorithms
  version 2.0.0b
  https://github.com/lrleon/Aleph-w
 
  This file is part of Aleph-w library
 
  Copyright (c) 2002-2026 Leandro Rabindranath Leon
 
  Permission is hereby granted, free of charge, to any person obtaining a copy
  of this software and associated documentation files (the "Software"), to deal
  in the Software without restriction, including without limitation the rights
  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  copies of the Software, and to permit persons to whom the Software is
  furnished to do so, subject to the following conditions:
 
  The above copyright notice and this permission notice shall be included in all
  copies or substantial portions of the Software.
 
  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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  SOFTWARE.
*/
 
 
# ifndef TPL_SNODE_NC_H
# define TPL_SNODE_NC_H
 
# include <slink_nc.H>
 
namespace Aleph
{
  template <typename T> class Snode_Nc : public Slink_Nc
  {
    T data;
 
  public:
    Snode_Nc() : Slink_Nc() { /* empty*/ }
 
    Snode_Nc(const T & _data) : Slink_Nc(), data(_data) { /* empty */ }
 
    ~Snode_Nc() { /* empty */ }
 
    T & get_data() { return data; }
 
    const T & get_data() const { return data; }
  
    Snode_Nc * remove_next()
    { 
      return (Snode_Nc *) Slink_Nc::remove_next();
    }
    
    Snode_Nc *& get_next()
    {
      return (Snode_Nc *&) Slink_Nc::get_next();
    }
 
    const Snode_Nc * get_next() const
    {
      return (const Snode_Nc *) Slink_Nc::get_next();
    }
 
    class Iterator : public Slink_Nc::Iterator
    {
    public:
      Iterator() { /* empty */ }
 
      Iterator(Snode_Nc<T> * head_ptr)
        : Slink_Nc::Iterator(head_ptr)
      {
        // empty
      }
 
      Iterator(Snode_Nc<T> & head) : Slink_Nc::Iterator(&head) { /* empty */ }
 
      // Instantiates iterator in list whose head node is head_ptr and
      // sets the current element to the one pointed by curr_ptr.
      Iterator(Snode_Nc<T> * head_ptr, Snode_Nc<T> * curr_ptr) 
        : Slink_Nc::Iterator(head_ptr, curr_ptr)
      {
        // Empty
      }
 
      Snode_Nc * get_curr() const 
      {
        return (Snode_Nc *) this->Slink_Nc::Iterator::get_curr(); 
      }
    };
  };
}
 
# endif