(AssignmentSupplementItemService) ComponentManager.get("org.sakaiproject.assignment.api.model.AssignmentSupplementItemService"); AssignmentModelAnswerItem oModelAnswerItem = assignmentSupplementItemService.getModelAnswer(oAssignmentId); if (oModelAnswerItem != null) { AssignmentModelAnswerItem nModelAnswerItem = assignmentSupplementItemService.newModelAnswer();