public static void uncheck(RunnableThrowingIOException runnable, String format, String... args) {
        try {
            runnable.run();
        } catch (IOException e) {
            String message = String.format(format, (Object[]) args);
            throw new UncheckedIOException(message, e);
        }
    }
Wraps any IOException thrown from a runnable in an UncheckedIOException w/message.
vespajlib/src/main/java/com/yahoo/yolean/Exceptions.java