final String username = paramMap.get(CRAWLER_FILE_AUTH + "." + fileAuthName + ".username");
                    final String password = paramMap.get(CRAWLER_FILE_AUTH + "." + fileAuthName + ".password");

                    if (StringUtil.isEmpty(username)) {
                        logger.warn("username is empty. fileAuth:{}", fileAuthName);
                        continue;

							</c:if>
							<c:choose>
								<c:when test="${!empty username && username != 'guest'}">
									<li class="nav-item">
										<div class="dropdown">
											<a class="nav-link dropdown-toggle" data-toggle="dropdown" href="#" role="button" aria-haspopup="true"
												aria-expanded="false"
											> <em class="fa fa-fw fa-user">${username}
											</a>

                logger.debug("principal={}", principal);
            }

            final String[] username = principal.getName().split("@", 2);
            if (logger.isDebugEnabled()) {
                logger.debug("username: {}", Arrays.toString(username));
            }
            return new SpnegoCredential(username[0]);
        }).orElseGet(() -> null);

    }

        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final String username = systemHelper.getUsername();
        final long currentTime = systemHelper.getCurrentTimeAsLong();
        return getEntity(form, username, currentTime).map(entity -> {
            entity.setUpdatedBy(username);
            entity.setUpdatedTime(currentTime);

							</c:if>
							<c:choose>
								<c:when test="${!empty username && username != 'guest'}">
									<li class="nav-item">
										<div class="dropdown">
											<a class="nav-link dropdown-toggle" data-toggle="dropdown" href="#" role="button" aria-haspopup="true"
												aria-expanded="false"
											> <em class="fa fa-fw fa-user">${username}
											</a>