ftp.nice.ch/Attic/openStep/implementation/gnustep/sources/gstep-base-0.2.7.tgz#/gstep-base-0.2.7/src/LinkedListNode.m

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/* Implementation for Objective-C LinkedListNode object
   Copyright (C) 1993, 1994, 1995, 1996 Free Software Foundation, Inc.

   Written by:  Andrew Kachites McCallum <mccallum@gnu.ai.mit.edu>
   Created: May 1993

   This file is part of the GNUstep Base Library.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.
   
   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with this library; if not, write to the Free
   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/ 

#include <gnustep/base/LinkedListNode.h>
#include <gnustep/base/Coder.h>

@implementation LinkedListNode

- init
{
  [super init];
  _next = _prev = _linked_list = nil;
  return self;
}

- (void) encodeWithCoder: aCoder
{
  [super encodeWithCoder:aCoder];
  [aCoder encodeObjectReference:_next withName:@"Next LinkedList Node"];
  [aCoder encodeObjectReference:_prev withName:@"Prev LinkedList Node"];
  [aCoder encodeObjectReference:_linked_list withName:@"LinkedList"];
}

- initWithCoder: aCoder
{
  [super initWithCoder:aCoder];
  [aCoder decodeObjectAt:&_next withName:NULL];
  [aCoder decodeObjectAt:&_prev withName:NULL];
  [aCoder decodeObjectAt:&_linked_list withName:NULL];
  return self;
}

- (id <LinkedListComprising>) nextLink
{
  return _next;
}

- (id <LinkedListComprising>) prevLink
{
  return _prev;
}

- (void) setNextLink: (id <LinkedListComprising>)aLink
{
  _next = aLink;
}

- (void) setPrevLink: (id <LinkedListComprising>)aLink
{
  _prev = aLink;
}

- linkedList
{
  return _linked_list;
}

- (void) setLinkedList: anObject;
{
  _linked_list = anObject;
}

@end

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