isoCodeToWikiName = new LinkedHashMap<String, String>();
wikiCodeToIsoCodeToWikiName.put("fr", isoCodeToWikiName);
isoCodeToWikiName.put("FR", Pattern.quote("{{langue|fr}}"));
isoCodeToWikiName.put("RU", Pattern.quote("{{langue|ru}}"));
isoCodeToWikiName = new LinkedHashMap<String, String>();
wikiCodeToIsoCodeToWikiName.put("fr", isoCodeToWikiName);
isoCodeToWikiName.put("FR", Pattern.quote("{{langue|fr}}"));
isoCodeToWikiName.put("RU", Pattern.quote("{{langue|ru}}"));