if (outputHTML ==null|| outputHTML.trim().length() ==0) {
outputHTML ="html";
LOGGER.log(Level.INFO, "The "+DOXYGEN_KEY_HTML_OUTPUT+" tag is not present or is left blank."+DOXYGEN_DEFAULT_HTML_OUTPUT+" will be used as the default path.");
} else {
// Check if folderWhereYouRunDoxygen is specified, because then the gen dir is calculated relative to it
if ((this.folderWhereYouRunDoxygen !=null) && (!this.folderWhereYouRunDoxygen.isEmpty())) {