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66 lines
3.2 KiB
Java
66 lines
3.2 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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import gplx.core.criterias.*;
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public class Db_crt_ {
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public static final Criteria Wildcard = Criteria_.All;
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public static Criteria New_and (Criteria lhs, Criteria rhs) {return Criteria_.And(lhs, rhs);}
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public static Criteria_fld New_eq (String key, Object val) {return Criteria_fld.new_(key, Criteria_.eq_(val));}
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public static Criteria_fld New_eq (String pre, String key, Object val) {return Criteria_fld.new_(pre, key, Criteria_.eq_(val));}
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public static Criteria_fld New_eq_not (String key, Object val) {return Criteria_fld.new_(key, Criteria_.eqn_(val));}
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public static Criteria_fld New_lt (String key, Comparable val) {return Criteria_fld.new_(key, Criteria_.lt_(val));}
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public static Criteria_fld New_lte (String key, Comparable val) {return Criteria_fld.new_(key, Criteria_.lte_(val));}
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public static Criteria_fld New_mt (String key, Comparable val) {return Criteria_fld.new_(key, Criteria_.mt_(val));}
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public static Criteria_fld New_mte (String key, Comparable val) {return Criteria_fld.new_(key, Criteria_.mte_(val));}
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public static Criteria_fld New_between (String key, Comparable lo, Comparable hi) {return Criteria_fld.new_(key, Criteria_.between_(lo, hi));}
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public static Criteria_fld New_in (String key, Object... vals) {return Criteria_fld.new_(key, Criteria_.in_(vals));}
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public static Criteria_fld New_like (String key, String pattern) {return Criteria_fld.new_(key, Criteria_.like_(pattern));}
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public static Criteria eq_many_(String... ary) {
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Criteria rv = null;
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int len = ary.length;
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for (int i = 0; i < len; i++) {
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Criteria crt = Db_crt_.New_eq(ary[i], null);
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rv = (i == 0)? crt : Criteria_.And(rv, crt);
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}
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return rv;
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}
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public static Criteria eq_many_wo_null(String... ary) {
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Criteria rv = null;
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int len = ary.length;
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int crt_idx = 0;
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for (int i = 0; i < len; i++) {
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String itm = ary[i]; if (itm == Dbmeta_fld_itm.Key_null) continue;
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Criteria crt = Db_crt_.New_eq(itm, null);
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rv = (crt_idx == 0) ? crt : Criteria_.And(rv, crt);
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++crt_idx;
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}
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return rv;
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}
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public static Criteria eq_many_(Keyval... array) {
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Criteria rv = null;
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for (int i = 0; i < array.length; i++) {
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Keyval pair = array[i];
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Criteria crt = Db_crt_.New_eq(pair.Key(), pair.Val());
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rv = (i == 0)? crt : Criteria_.And(rv, crt);
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}
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return rv;
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}
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public static Criteria_fld wrap_(String key, Criteria crt) {return Criteria_fld.new_(key, crt);}
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}
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