@Override public RawAttachmentData createInstance(Type type) { return new RawAttachmentData("", "", new byte[0]); } }
@Override public void execute(OperationRequest operation, OperationContext context, ParticipantId participant) throws InvalidRequestException { AttachmentId attachmentId; try { attachmentId = AttachmentId.deserialise(OperationUtil.<String>getRequiredParameter(operation, ParamsProperty.ATTACHMENT_ID)); } catch (InvalidIdException ex) { throw new InvalidRequestException("Invalid id", operation, ex); } AttachmentMetadata meta; byte[] data; try { meta = attachmentService.getMetadata(attachmentId); data = readInputStreamToBytes(attachmentService.getAttachment(attachmentId).getInputStream()); } catch (IOException ex) { LOG.info("Get attachment", ex); context.constructErrorResponse(operation, ex.toString()); return; } RawAttachmentData attachment = new RawAttachmentData(meta.getFileName(), meta.getCreator(), data); Map<ParamsProperty, Object> parameters = ImmutableMap.<ParamsProperty, Object> of(ParamsProperty.ATTACHMENT_DATA, attachment); context.constructResponse(operation, parameters); }