### Question:
IOUtils { public static void closeQuietly(Closeable closeable) { if (closeable != null) { try { closeable.close(); } catch (IOException e) { log.warn("Unable to close", e); } } } private  IOUtils(); static void deleteRecursively(Path rootDir); static List<Path> listFiles(Path dir, String glob); static void closeQuietly(Closeable closeable); static int chooseFreePort();  }### Answer:
@Test public void testCloseQuietly() { IOUtils.closeQuietly(() -> { throw LoggingTest.DUMMY_EXCEPTION; }); }