public Map<String, String> get(String name) {
        Map<String, String> rval = new TreeMap<>();
        ResourceBundle bundle = getBundle(name);
        Enumeration<String> keys = bundle.getKeys();
        while (keys.hasMoreElements()) {
            String key = keys.nextElement();
            rval.put(key, bundle.getString(key));
        }
        return rval;
    }
@return all strings in the bundle
common/util/src/main/java/io/apiman/common/util/AbstractMessages.java