try { Long l = NumberUtils.createLong(""); fail("createLong(empty) failed"); } catch (NumberFormatException ex) {  }
this.testCreateLongFailure(""); this.testCreateLongFailure(" "); this.testCreateLongFailure("\b\t\n\f\r");  this.testCreateLongFailure("\u00A0\uFEFF\u000B\u000C\u001C\u001D\u001E\u001F");
    public void testCreateLong() {        assertEquals("createLong(String) failed", new Long("12345"), NumberUtils.createLong("12345"));        assertEquals("createLong(null) failed", null, NumberUtils.createLong(null));        try {            Long l = NumberUtils.createLong("");            fail("createLong(empty) failed");        } catch (NumberFormatException ex) {            // empty        }    }