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49 lines
2.6 KiB
Java
49 lines
2.6 KiB
Java
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/*
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XOWA: the XOWA Offline Wiki Application
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Copyright (C) 2012 gnosygnu@gmail.com
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package gplx.dbs; import gplx.*;
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public class Db_conn {
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private final Db_engine engine;
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private final ListAdp itm_list = ListAdp_.new_();
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public Db_conn(Db_engine engine) {
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this.engine = engine;
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this.txn_mgr = new Db_txn_mgr_base(engine);
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}
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public Db_url Url() {return engine.Url();}
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public Db_txn_mgr Txn_mgr() {return txn_mgr;} private final Db_txn_mgr txn_mgr;
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public Db_stmt New_stmt_insert(String tbl, String... cols) {return engine.New_stmt_prep(Db_qry_insert.new_(tbl, cols));}
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public Db_stmt New_stmt_update(String tbl, String[] where, String... cols) {return engine.New_stmt_prep(Db_qry_update.new_(tbl, where, cols));}
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public Db_stmt New_stmt_delete(String tbl, String... where) {return engine.New_stmt_prep(Db_qry_delete.new_(tbl, where));}
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public Db_stmt New_stmt_select_all_where(String tbl, String[] cols, String... where) {return engine.New_stmt_prep(Db_qry__select_in_tbl.new_(tbl, where, cols));}
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public void Itms_add(Db_conn_itm itm) {itm_list.Add(itm);}
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public void Itms_del(Db_conn_itm itm) {itm_list.Del(itm);}
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public void Conn_term() {
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int len = itm_list.Count();
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for (int i = 0; i < len; ++i) {
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Db_conn_itm itm = (Db_conn_itm)itm_list.FetchAt(i);
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itm.Conn_term();
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}
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engine.Conn_term();
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Db_conn_pool_old._.Del(this.Url()); // remove from pool, else rls'd instance will be cached and fail upon next use
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}
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public Db_stmt New_stmt(Db_qry qry) {return engine.New_stmt_prep(qry);}
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public int Exec_qry(Db_qry qry) {txn_mgr.Txn_count_(txn_mgr.Txn_count() + 1); return Int_.cast_(engine.Exec_as_obj(qry));}
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public DataRdr Exec_qry_as_rdr(Db_qry qry) {return DataRdr_.cast_(engine.Exec_as_obj(qry));}
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public int Exec_sql(String sql) {return this.Exec_qry(Db_qry_sql.dml_(sql));}
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public DataRdr Exec_sql_as_rdr(String sql) {return this.Exec_qry_as_rdr(Db_qry_sql.rdr_(sql));}
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}
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