Map<String, String[]> locales = new HashMap<>();
        
locales.put("ru_RU", new String[]{"ALPHA_UCS2", "UTF-16BE"});
locales.put("en_US", new String[]{"ALPHA_DEFAULT", "UTF-8"});
        
System.out.println(Arrays.toString(locales.get("ru_RU")));

System.out.println(locales.get("ru_RU")[0]);