public synchronized void putAll(Map<?, ?> t) {
        writeOperationVoid(p -> p.putAll(t));
    }

    @Override
    public synchronized void clear() {
        writeOperationVoid(Properties::clear);
    }

    @Override
    public synchronized void replaceAll(BiFunction<? super Object, ? super Object, ?> function) {
        writeOperationVoid(p -> p.replaceAll(function));
    }

    @Override