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cdesktop/cde/programs/dtinfo/DtMmdb/index/btree_index.C

72 lines
1.8 KiB
C

/*
* $XConsortium: btree_index.cc /main/4 1996/06/11 17:21:02 cde-hal $
*
* 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 Unpublished -- rights reserved under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
*
*/
#include "index/btree_index.h"
#ifdef C_API
#define v_static_key (*v_static_key_ptr)
#endif
btree_index::btree_index() : dyn_index(BTREE_INDEX_CODE)
{
}
Boolean
btree_index::init_data_member( inv_lists_handler* y, const char* btree_store )
{
v_inv_lists_hd = y;
v_idx_agent_ptr = new btree(btree_store);
set_mode(HEALTH, true);
return true;
}
btree_index::~btree_index()
{
delete v_idx_agent_ptr;
}
int btree_index::handler_to_inv_idx(const handler& query)
{
get_key_string(query);
data_t k(v_static_key.get(), v_static_key.size());
if ( v_idx_agent_ptr -> member(k) == false )
throw(stringException("first_of_invlist(): key is not in btree"));
return int(k.dt);
}
MMDB_BODIES(btree_index)
HANDLER_BODIES(btree_index)