Xol_specials_mgr.java

/*
XOWA: the XOWA Offline Wiki Application
Copyright (C) 2012-2017 gnosygnu@gmail.com

XOWA is licensed under the terms of the General Public License (GPL) Version 3,
or alternatively under the terms of the Apache License Version 2.0.

You may use XOWA according to either of these licenses as is most appropriate
for your project on a case-by-case basis.

The terms of each license can be found in the source code repository:

GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
*/
package gplx.xowa.langs.specials; import gplx.*; import gplx.xowa.*; import gplx.xowa.langs.*;
import gplx.xowa.langs.parsers.*;
public class Xol_specials_mgr implements Gfo_invk {
	private final    Ordered_hash hash_by_special = Ordered_hash_.New_bry(), hash_by_aliases = Ordered_hash_.New_bry();
	private final    Xol_lang_itm lang;
	public Xol_specials_mgr(Xol_lang_itm lang) {this.lang = lang;}
	public void Clear() {hash_by_special.Clear();}
	public int Len() {return hash_by_special.Len();}
	public Xol_specials_itm Get_at(int i) {return (Xol_specials_itm)hash_by_special.Get_at(i);}
	public Xol_specials_itm Get_by_alias(byte[] alias) {return (Xol_specials_itm)hash_by_aliases.Get_by(alias);}
	public Xol_specials_itm Get_by_key(byte[] special) {return (Xol_specials_itm)hash_by_special.Get_by(special);}
	public void Add(byte[] special, byte[][] alias_ary) {
		Xol_specials_itm itm = (Xol_specials_itm)hash_by_special.Get_by(special);
		if (itm == null) {	// NOTE: most items will be null, but MessagesCs.php has two entries for PasswordReset; DATE:2016-07-08
			itm = new Xol_specials_itm(special, alias_ary);
			hash_by_special.Add(special, itm);
		}
		int len = alias_ary.length;
		for (int i = 0; i < len; i++) {
			byte[] alias = alias_ary[i];
			if (!hash_by_aliases.Has(alias))
				hash_by_aliases.Add(alias, itm);
		}
	}
	public Object Invk(GfsCtx ctx, int ikey, String k, GfoMsg m) {
		if		(ctx.Match(k, Invk_lang))			return lang;
		else if	(ctx.Match(k, Invk_clear))			this.Clear();
		else if	(ctx.Match(k, Invk_load_text))		Xol_lang_srl.Load_specials(this, m.ReadBry("v"));
		else	return Gfo_invk_.Rv_unhandled;
		return this;
	}
	public static final String Invk_lang = "lang", Invk_clear = "clear", Invk_load_text = "load_text";
}