### Question:
Utils { public static String clean(String value) { return value.trim().replaceAll("[\"]", "").replaceAll("(?i)(none)", "").replaceAll("(?i)(null)", "").replaceAll(" +", " ").replaceAll("[_]", " "); }  static int[] getColumnWidth(JTable table); static void initializeTableColumns(JTable table, int size[]); static void save(Class<T> clazz, T obj, String fileName); static T load(Class<T> clazz, String fileName); static Map<String, String> getUrlParameters(String url); static void deleteDir(String path, final LogWindow logWindow); static void writeToFile(String log, Path path); static String readFromFile(Path path); static String getException(Throwable t); static String[] extractBarcodes(String contents); static void listSystemProperties(PrintWriter pw); static boolean pingUrl(final String address, LogWindow logWindow); static String clean(String value); static String removeDuplicateWords(String input); static int tryGetFileSize(URL url); static String readContent(InputStream inputStream); static boolean checkNotNull(String attr);  }### Answer:
@Test public void testCleanText() { String clean = Utils.clean("my name is Munish none is my None NULL Null order null values i \"have"); System.out.println(clean); }