code: public static String stripHTMLTags(String documentation) {
          if (documentation == null) {
              return "";
          }
  
          if (documentation.startsWith("<")) {
              int startTagIndex = documentation.indexOf(">");
              final int closingTagIndex = documentation.lastIndexOf("<");
              if (closingTagIndex > startTagIndex) {
                  documentation =  stripHTMLTags(documentation.substring
                          (startTagIndex + 1,
                          closingTagIndex));
              } else {
                  documentation = stripHTMLTags(documentation.substring
                          (startTagIndex + 1));
              }
          }
  
          return documentation.trim();
      }
docs: Returns a documentation with HTML tags prefixed and suffixed removed, or
  returns empty string if the input is empty or null. This method is to be
  used when constructing documentation for method parameters.
  
  @param documentation
  unprocessed input documentation
  @return HTML tag stripped documentation or empty string if input was
  null.