122 lines
3.7 KiB
C++
122 lines
3.7 KiB
C++
/*
|
|
* CDE - Common Desktop Environment
|
|
*
|
|
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
|
|
*
|
|
* These libraries and programs are free software; you can
|
|
* redistribute them and/or modify them under the terms of the GNU
|
|
* Lesser General Public License as published by the Free Software
|
|
* Foundation; either version 2 of the License, or (at your option)
|
|
* any later version.
|
|
*
|
|
* These libraries and programs are distributed in the hope that
|
|
* they will be useful, but WITHOUT ANY WARRANTY; without even the
|
|
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
|
* PURPOSE. See the GNU Lesser General Public License for more
|
|
* details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with these libraries and programs; if not, write
|
|
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
|
|
* Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
/*
|
|
* $XConsortium: mphf_index.h /main/5 1996/07/18 14:39:04 drk $
|
|
*
|
|
* Copyright (c) 1993 HAL Computer Systems International, Ltd.
|
|
* All rights reserved. Unpublished -- rights reserved under
|
|
* the Copyright Laws of the United States. USE OF A COPYRIGHT
|
|
* NOTICE IS PRECAUTIONARY ONLY AND DOES NOT IMPLY PUBLICATION
|
|
* OR DISCLOSURE.
|
|
*
|
|
* THIS SOFTWARE CONTAINS CONFIDENTIAL INFORMATION AND TRADE
|
|
* SECRETS OF HAL COMPUTER SYSTEMS INTERNATIONAL, LTD. USE,
|
|
* DISCLOSURE, OR REPRODUCTION IS PROHIBITED WITHOUT THE
|
|
* PRIOR EXPRESS WRITTEN PERMISSION OF HAL COMPUTER SYSTEMS
|
|
* INTERNATIONAL, LTD.
|
|
*
|
|
* RESTRICTED RIGHTS LEGEND
|
|
* Use, duplication, or disclosure by the Government is subject
|
|
* to the restrictions as set forth in subparagraph (c)(l)(ii)
|
|
* of the Rights in Technical Data and Computer Software clause
|
|
* at DFARS 252.227-7013.
|
|
*
|
|
* HAL COMPUTER SYSTEMS INTERNATIONAL, LTD.
|
|
* 1315 Dell Avenue
|
|
* Campbell, CA 95008
|
|
*
|
|
*/
|
|
|
|
|
|
#ifndef _mphf_index_h
|
|
#define _mphf_index_h 1
|
|
|
|
#include "utility/funcs.h"
|
|
#include "index/index.h"
|
|
#include "index/fast_mphf.h"
|
|
#include "index/inv_lists.h"
|
|
|
|
/**********************************************************/
|
|
// An index class consisted of a MPHF object and an
|
|
// inverted list.
|
|
/**********************************************************/
|
|
class mphf_index : public c_index
|
|
{
|
|
|
|
public:
|
|
mphf_index() ;
|
|
virtual ~mphf_index() ;
|
|
|
|
void init_data_member(fast_mphf_handler*, inv_lists_handler*);
|
|
|
|
MMDB_SIGNATURES(mphf_index);
|
|
|
|
// insert index functions
|
|
virtual Boolean batch_index_begin() ;
|
|
virtual Boolean batch_index_end() ;
|
|
virtual Boolean insert_key_loc(const handler&, const oid_t&) ;
|
|
virtual Boolean insert_key_loc(const oid_t&, const oid_t&) ;
|
|
virtual Boolean load(const char* key_set) ;
|
|
|
|
// remove index functions
|
|
virtual Boolean remove_loc(handler&, const oid_t& ) ;
|
|
virtual Boolean remove_loc(const oid_t&, const oid_t& );
|
|
|
|
// update index function
|
|
virtual Boolean update_streampos(handler& old_obj,
|
|
handler& new_obj,
|
|
mmdb_pos_t pos
|
|
) ;
|
|
|
|
// retrieval functions
|
|
virtual oid_list_handler* get_loc_list(const oid_t&);
|
|
virtual oid_list_handler* get_loc_list(const handler&);
|
|
virtual int invlist_length(handler&) ;
|
|
|
|
virtual oid_t first_of_invlist(int ind);
|
|
virtual oid_t first_of_invlist(const handler&);
|
|
|
|
//
|
|
size_t handler_to_inv_idx(const handler& query);
|
|
|
|
// status inquiry functions
|
|
virtual Boolean sorted() const { return false; };
|
|
|
|
// io function
|
|
friend ostream& operator <<(ostream&, mphf_index&);
|
|
|
|
protected:
|
|
|
|
protected:
|
|
fstream* v_key_loc_pair_out;
|
|
|
|
private:
|
|
fast_mphf_handler *v_mphf; // hash func
|
|
|
|
char* f_key_file_name;
|
|
};
|
|
|
|
HANDLER_SIGNATURES(mphf_index)
|
|
|
|
#endif
|