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v2.7.2.1

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gnosygnu
2015-07-12 21:10:02 -04:00
commit 794b5a232f
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140_dbs/src/gplx/dbs/Db_conn_.java Normal file
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/*
XOWA: the XOWA Offline Wiki Application
Copyright (C) 2012 gnosygnu@gmail.com
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package gplx.dbs; import gplx.*;
import gplx.dbs.qrys.*;
public class Db_conn_ {
public static final Db_conn Noop = Db_conn_pool.I.Get_or_new(Db_conn_info_.Null);
public static int Select_fld0_as_int_or(Db_conn p, String sql, int or) {
DataRdr rdr = DataRdr_.Null;
try {
rdr = p.Exec_qry_as_rdr(Db_qry_sql.rdr_(sql));
int rv = or;
if (rdr.MoveNextPeer()) {
Object rv_obj = rdr.ReadAt(0);
if (rv_obj != null) // Max(fil_id) will be NULL if tbl is empty
rv = Int_.cast_or_(rv_obj, or);
}
return rv;
}
finally {
rdr.Rls();
}
}
}