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63 lines
2.2 KiB
63 lines
2.2 KiB
8 years ago
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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.gfml; import gplx.*;
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class GfmlVarCtx {
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public String Key() {return key;} private String key;
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public void Add_if_dupe_use_nth(GfmlVarItm itm) {hash.Add_if_dupe_use_nth(itm.Key(), itm);}
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public void Del(String key) {hash.Del(key);}
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public String Fetch_Val(String key) {
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GfmlVarItm itm = (GfmlVarItm)hash.Get_by(key); if (itm == null) return null;
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return itm.TknVal();
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}
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Hash_adp hash = Hash_adp_.New();
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public static GfmlVarCtx new_(String key) {
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GfmlVarCtx rv = new GfmlVarCtx();
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rv.key = key;
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return rv;
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}
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}
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class GfmlVarCtx_ {
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public static GfmlVarCtx FetchFromCacheOrNew(Hash_adp cache, String ctxKey) {
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Hash_adp ctxRegy = FetchRegyOrNew(cache);
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GfmlVarCtx rv = (GfmlVarCtx)ctxRegy.Get_by(ctxKey);
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if (rv == null) {
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rv = (String_.Eq(ctxKey, DefaultKey))
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? default_(ctxKey)
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: GfmlVarCtx.new_(ctxKey);
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ctxRegy.Add(rv.Key(), rv);
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}
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return rv;
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}
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static GfmlVarCtx default_(String ctxKey) {
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GfmlVarCtx rv = GfmlVarCtx.new_(ctxKey);
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rv.Add_if_dupe_use_nth(GfmlVarItm.new_("t", GfmlTkn_.raw_("\t"), GfmlVarCtx_.DefaultKey));
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rv.Add_if_dupe_use_nth(GfmlVarItm.new_("n", GfmlTkn_.raw_(String_.CrLf), GfmlVarCtx_.DefaultKey));
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return rv;
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}
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static Hash_adp FetchRegyOrNew(Hash_adp cache) {
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String key = "gfml.cacheKeys.ctxRegy";
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Hash_adp rv = (Hash_adp)cache.Get_by(key);
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if (rv == null) {
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rv = Hash_adp_.New();
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cache.Add(key, rv);
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}
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return rv;
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}
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public static final String DefaultKey = "gfml.varKeys.default";
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}
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