String workspaceId = handler.validateString(request, "workspaceId", false);
String sectionId = handler.validateString(request, "sectionId", false);
String panelId = handler.validateString(request, "panelId", false);
String id = handler.validateString(request, graphicElement + "Id", true);
if (!isValidId(id)) {
status.addWrongField(graphicElement + "Id");
}
try {
if (request.getUploadedFilesCount() == 1) {
if (status.isValidated()) {
log.debug("Creating preview.");