result = new EquivalencePlanRevisionRequest(this);
break;
case COURSE_GROUP_CHANGE_REQUEST:
this.setExecutionYear(ExecutionYear.readCurrentExecutionYear());
result = new CourseGroupChangeRequest(this);
break;
case EXTRA_EXAM_REQUEST:
this.setExecutionYear(ExecutionYear.readCurrentExecutionYear());
result = new ExtraExamRequest(this);