String mimeType = r.getMimeType() != null ? r.getMimeType().getName()
: DataUtils.guessTypeFromName(r.getDataStoreReference());
LargeResult result = new LargeResult(r.getDataStoreReference(),
mimeType, CAS_PROFILE_ID, new File(new URI(r
.getDataStoreReference())).getName(),
Collections.singletonList(new Header(FILE_HEADER, mimeType,
null /* unit */)), r.getFileSize());
return result;
}