code: public void setTagsToExcludeFromChart(String... patterns) {
          for (String pattern : patterns) {
              try {
                  tagsToExcludeFromChart.add(Pattern.compile(pattern));
              } catch (PatternSyntaxException e) {
                  throw new ValidationException(e);
              }
          }
      }
docs: Stores the regex patterns to be used for filtering out tags from the 'Tags Overview' chart
  
  @param patterns Regex patterns to match against tags
  @throws ValidationException when any of the given strings is not a valid regex pattern.