docs: private AttachmentGroupMin0Max100DataType getAppendix() {
  		AttachmentGroupMin0Max100DataType attachmentGroupType = AttachmentGroupMin0Max100DataType.Factory
  				.newInstance();
  		List<AttachedFileDataType> attachedFileDataTypeList = new ArrayList<>();
  		AttachedFileDataType attachedFileDataType = null;
  		for (NarrativeContract narrative : pdDoc.getDevelopmentProposal()
  				.getNarratives()) {
  			if (narrative.getNarrativeType().getCode() != null
  					&& Integer.parseInt(narrative.getNarrativeType().getCode()) == APPENDIX) {
  				attachedFileDataType = getAttachedFileType(narrative);
  				if(attachedFileDataType != null){
  					attachedFileDataTypeList.add(attachedFileDataType);
  				}
  			}
  		}
  		attachmentGroupType.setAttachedFileArray(attachedFileDataTypeList
  				.toArray(new AttachedFileDataType[attachedFileDataTypeList
  						.size()]));
  		return attachmentGroupType;
  	}