StringUtil { public static String getUUIDWithoutJoiner() { return getUUID().replace("-", ""); } private  StringUtil(); static boolean isEmpty(final String str); static boolean isBlank(final String str); static String deleteBlank(String str); static String toSqlInCondition(String[] params); static String getUUID(); static String getUUIDWithoutJoiner(); static boolean isNull(String str); static void main(String[] args);  }
@Test void getUUIDWithoutJoiner() { for (int i = 0; i < 10; i++) { String uuidWithoutJoiner = StringUtil.getUUIDWithoutJoiner(); System.out.println(uuidWithoutJoiner); } }