/*
 * This example is from the Tools.h++ manual, version 7
 *
 * Copyright (c) 1989-1999 Rogue Wave Software, Inc.  All Rights Reserved.
 *
 * This computer software is owned by Rogue Wave Software, Inc. and is
 * protected by U.S. copyright laws and other laws and by international
 * treaties.  This computer software is furnished by Rogue Wave Software,
 * Inc. pursuant to a written license agreement and may be used, copied,
 * transmitted, and stored only in accordance with the terms of such
 * license and with the inclusion of the above copyright notice.  This
 * computer software or any other copies thereof may not be provided or
 * otherwise made available to any other person.
 *
 * U.S. Government Restricted Rights.  This computer software is provided
 * with Restricted Rights.  Use, duplication, or disclosure by the
 * Government is subject to restrictions as set forth in subparagraph (c)
 * (1) (ii) of The Rights in Technical Data and Computer Software clause
 * at DFARS 252.227-7013 or subparagraphs (c) (1) and (2) of the
 * Commercial Computer Software – Restricted Rights at 48 CFR 52.227-19,
 * as applicable.  Manufacturer is Rogue Wave Software, Inc., 5500
 * Flatiron Parkway, Boulder, Colorado 80301 USA.
 */
#include <rw/tvhset.h>
#include <rw/cstring.h>
#include <rw/rstream.h>

void printit(const RWCString &s, void *)
{
   cout << s << " ";
}


main()
{ 
  RWTValHashSet<RWCString> set(RWCString::hash);

  set.insert("one");
  set.insert("two");
  set.insert("three");
  set.insert("one");                   // Rejected: already in collection


  cout << "There are " << set.entries()
       << " items in the hash set and they are: "
       << endl;                                     // Prints "3"


  set.apply(printit, NULL);

  cout << endl;

  return 0;
}