code: @SuppressWarnings("unchecked")
      public <T extends XPathBuilder> T setExcludeClasses(final String... excludeClasses) {
          if (excludeClasses != null) {
              this.excludeClasses = Arrays.asList(excludeClasses);
          }
          return (T) this;
      }
docs: <p><b>Used for finding element process (to generate xpath address)</b></p>
  
  @param excludeClasses list of class to be excluded
  @param <T>            the element which calls this method
  @return this element