Long study_id = ControllerUtil.getStudyId(request);
Study study = mStudyService.findByID(study_id);
String redirectView = request.getParameter("redirect");
if (request.getParameter(ACTION_SUBMIT) != null) {
study.addAnalysis(analysis);
mStudyService.update(study);
// TODO:
// should return the newly created analysis object
// ControllerUtil.saveAnalysis(request, analysis);
} else if (request.getParameter(ACTION_UPDATE) != null) {