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49 lines
2.7 KiB
49 lines
2.7 KiB
/*
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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.core.criterias; import gplx.*; import gplx.core.*;
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public abstract class Criteria_bool_base implements Criteria {
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@gplx.Internal protected void Ctor(String op_literal, Criteria lhs, Criteria rhs) {this.op_literal = op_literal; this.lhs = lhs; this.rhs = rhs;}
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public abstract byte Tid();
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public abstract boolean Matches(Object curVal);
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public void Val_from_args(Hash_adp args) {lhs.Val_from_args(args); rhs.Val_from_args(args);}
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public void Val_as_obj_(Object v) {throw Err_.new_unimplemented();}
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public String To_str() {return String_.Concat(lhs.To_str(), " ", this.op_literal, " ", rhs.To_str());}
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public String Op_literal() {return op_literal;} private String op_literal;
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public Criteria Lhs() {return lhs;} private Criteria lhs;
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public Criteria Rhs() {return rhs;} private Criteria rhs;
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public static Criteria_bool_base as_(Object obj) {return obj instanceof Criteria_bool_base ? (Criteria_bool_base)obj : null;}
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}
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class Criteria_and extends Criteria_bool_base {
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public Criteria_and(Criteria lhs, Criteria rhs) {this.Ctor("AND", lhs, rhs);}
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@Override public byte Tid() {return Criteria_.Tid_and;}
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@Override public boolean Matches(Object curVal) {return this.Lhs().Matches(curVal) && this.Rhs().Matches(curVal);}
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}
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class Criteria_or extends Criteria_bool_base {
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public Criteria_or(Criteria lhs, Criteria rhs) {this.Ctor("OR", lhs, rhs);}
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@Override public byte Tid() {return Criteria_.Tid_or;}
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@Override public boolean Matches(Object curVal) {return this.Lhs().Matches(curVal) || this.Rhs().Matches(curVal);}
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}
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class Criteria_const implements Criteria {
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public Criteria_const(boolean val) {this.val = val;}
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public byte Tid() {return Criteria_.Tid_const;}
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public boolean Matches(Object comp) {return val;} private final boolean val;
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public void Val_from_args(Hash_adp args) {;}
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public void Val_as_obj_(Object v) {throw Err_.new_unimplemented();}
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public String To_str() {return String_.Concat(" IS ", Bool_.To_str_lower(val));}
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}
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