Files
cdesktop/cde/programs/dtinfo/DtMmdb/oliasdb/pref.C
2018-04-28 12:30:20 -06:00

186 lines
4.8 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: pref.cc /main/4 1996/06/11 17:30:27 cde-hal $
*
* Copyright (c) 1992 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 Unpublished -- rights reserved under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 "oliasdb/pref.h"
MMDB_BODIES(pref)
pref_smart_ptr::pref_smart_ptr(pref_base* uptr,
const char* name) :
pbase(uptr), pref_set_hd_ptr(uptr -> pref_set_hd),
v_name_hd(0), v_cnfg_hd(0)
{
abs_storage *pref_store = pref_set_hd_ptr -> its_store();
oid_list_handler* pref_list = (*pref_set_hd_ptr) ->
get_locs(managers::query_mgr -> form_pstring_handler(name),
BASE_COMPONENT_INDEX
);
if ( pref_list == 0 ) {
MESSAGE(cerr, "NEW RECORD");
try {
pbase -> trans().begin();
tuple_handler* w =
new tuple_handler(oid_t(USER_CONFIG_CODE, 0), pref_store);
v_name_hd = new pstring_handler(name, strlen(name), pref_store);
v_cnfg_hd = new pstring_handler("", 0, pref_store);
(*w) -> pinned_insert(BASE_COMPONENT_INDEX, v_name_hd -> its_oid());
(*w) -> pinned_insert(BASE_COMPONENT_INDEX+1, v_cnfg_hd -> its_oid());
/////////////////////
// init smart_ptr
/////////////////////
smart_ptr::_init(w->its_oid(), pref_store);
(*pref_set_hd_ptr) -> insert_object( *w );
pbase -> trans().end();
}
catch (mmdbException&, e)
{
smart_ptr::_init(ground, 0); // mark the pref obsolete
pbase -> trans().rollback();
rethrow;
}
end_try;
} else {
MESSAGE(cerr, "OLD RECORD");
if ( (*pref_list) -> count() == 0 ) {
throw(stringException("zero prefs in the list"));
}
smart_ptr::_init((*pref_list) -> operator()(1), pref_store);
v_name_hd = (pstring_handler*)
get_handler(BASE_COMPONENT_INDEX, STRING_CODE);
v_cnfg_hd = (pstring_handler*)
get_handler(BASE_COMPONENT_INDEX+1, STRING_CODE);;
}
}
pref_smart_ptr::~pref_smart_ptr()
{
delete v_name_hd;
delete v_cnfg_hd;
}
Boolean pref_smart_ptr::update_value(const pstring& new_uc)
{
return update_value(((pstring&)new_uc).get(), ((pstring&)new_uc).size());
}
Boolean pref_smart_ptr::update_value(const char* new_pref,
int new_pref_sz)
{
try {
pbase -> trans().begin();
(*v_cnfg_hd) -> update(new_pref, new_pref_sz);
pbase -> trans().end();
}
catch (mmdbException&, e)
{
pbase -> trans().rollback();
return false;
}
end_try;
return true;
}
Boolean pref_smart_ptr::remove_from_db()
{
try {
pbase -> trans().begin();
(*pref_set_hd_ptr) -> remove_component(its_oid());
pbase -> trans().end();
}
catch (mmdbException&, e)
{
pbase -> trans().rollback();
return false;
}
end_try;
return true;
}
char* pref_smart_ptr::name()
{
return (*v_name_hd) -> get();
}
pstring* pref_smart_ptr::pref_value()
{
return v_cnfg_hd -> operator->();
}