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gnosygnu_xowa/140_dbs/src/gplx/dbs/Db_stmt_.java

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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_stmt_ {
public static final Db_stmt Null = new Db_stmt_sql();
public static Db_stmt new_insert_(Db_conn conn, String tbl, String... flds) {
Db_qry qry = Db_qry_insert.new_(tbl, flds);
return conn.Stmt_new(qry);
}
public static Db_stmt new_update_(Db_conn conn, String tbl, String[] where, String... flds) {
Db_qry qry = Db_qry_update.New(tbl, where, flds);
return conn.Stmt_new(qry);
}
public static Db_stmt new_delete_(Db_conn conn, String tbl, String... where) {
Db_qry_delete qry = Db_qry_.delete_(tbl, Db_crt_.eq_many_(where));
return conn.Stmt_new(qry);
}
public static Db_stmt new_select_(Db_conn conn, String tbl, String[] where, String... flds) {
Db_qry__select_cmd qry = Db_qry_.select_cols_(tbl, Db_crt_.eq_many_(where), flds);
return conn.Stmt_new(qry);
}
public static Db_stmt new_select_in_(Db_conn conn, String tbl, String in_fld, Object[] in_vals, String... flds) {
Db_qry__select_cmd qry = Db_qry_.select_cols_(tbl, Db_crt_.New_in(in_fld, in_vals), flds).Order_asc_(in_fld);
return conn.Stmt_new(qry);
}
public static Db_stmt new_select_all_(Db_conn conn, String tbl) {
return conn.Stmt_new(Db_qry_.select_tbl_(tbl));
}
public static Db_stmt new_select_as_rdr(Db_conn conn, Db_qry__select_in_tbl qry) {
return conn.Stmt_new(qry);
}
public static Db_stmt new_select_as_rdr(Db_conn conn, String sql) {
return conn.Stmt_new(Db_qry_sql.rdr_(sql));
}
public static Err err_(Exception e, Db_stmt stmt, String proc) {
throw Err_.new_exc(e, "db", "db stmt failed", "proc", proc);
}
public static Err err_(Exception e, String tbl, String proc) {
throw Err_.new_exc(e, "core", "db call failed", "tbl", tbl, "proc", proc);
}
public static Db_stmt Rls(Db_stmt v) {if (v != null) v.Rls(); return null;}
}