final HtmlBlockContainer container = new HtmlBlockContainer();
HtmlMultipleHiddenField hiddenEnrollments = new HtmlMultipleHiddenField();
hiddenEnrollments.bind(getRenderer().getInputContext().getMetaObject(), "curriculumModulesToRemove");
hiddenEnrollments.setConverter(new DomainObjectKeyArrayConverter());
hiddenEnrollments.setController(enrollmentsController);
HtmlMultipleHiddenField hiddenDegreeModulesToEvaluate = new HtmlMultipleHiddenField();
hiddenDegreeModulesToEvaluate.bind(getRenderer().getInputContext().getMetaObject(), "degreeModulesToEvaluate");
hiddenDegreeModulesToEvaluate.setConverter(getBolonhaStudentEnrollmentBean().getDegreeModulesToEvaluateConverter());