StringUtils { protected static Charset getDefaultCharset() { return Charset.defaultCharset(); }  static Charset getPreferredCharset(); static boolean isUtf8Supported(); static String join(final Iterable<? extends Object> iterable, final String delim); static String join(final String delimiter, final Object... components); static boolean isNotBlank(final String str); static String cleanupTags(String tags); static List<String> csvTagsToList(final String tags); static String listToCsvTags(final List<String> tagsList); static String getExceptionStackInfo(final Throwable e); static String unicodeEscape(final String s); static String getMaskedPasswordForDisplay(final String password); static String cleanString(final String stringToClean); static String cleanDetails(final String stringToClean, final String detailsIndexSting); static boolean areTagsEqual(final String tags1, final String tags2); static String stripControlCharacters(final String s); static int formatForOutput(final String text, final int start, final int columns, final char separator); static Map<String, String> stringToMap(final String s); static String mapToString(final Map<String, String> map); static List<T> applyPagination(final List<T> originalList, final Long startIndex, final Long pageSizeVal);  }
@Test public void testGetDefaultCharset() { assertEquals(StringUtils.getDefaultCharset(), Charset.defaultCharset()); }