Examples with WebAnnoTsv3FormatSupport de.tudarmstadt.ukp.clarin.webanno.tsv.WebAnnoTsv3FormatSupport used on opensource projects

Example 6 with WebAnnoTsv3FormatSupport

use of de.tudarmstadt.ukp.clarin.webanno.tsv.WebAnnoTsv3FormatSupport in project webanno by webanno.

the class AeroRemoteApiController method readAnnotation.

private ResponseEntity<byte[]> readAnnotation(long aProjectId, long aDocumentId, String aAnnotatorId, Mode aMode, Optional<String> aFormat) throws RemoteApiException, ClassNotFoundException, IOException, UIMAException {
    // Get project (this also ensures that it exists and that the current user can access it
    Project project = getProject(aProjectId);
    SourceDocument doc = getDocument(project, aDocumentId);
    // Check format
    String formatId;
    if (aFormat.isPresent()) {
        if (VAL_ORIGINAL.equals(aFormat.get())) {
            formatId = doc.getFormat();
        } else {
            formatId = aFormat.get();
        }
    } else {
        formatId = doc.getFormat();
    }
    // Determine the format
    FormatSupport format = importExportService.getWritableFormatById(formatId).orElseGet(() -> {
        LOG.info("[{}] Format [{}] is not writable - exporting as WebAnno TSV3 instead.", doc.getName(), formatId);
        return new WebAnnoTsv3FormatSupport();
    });
    // annotation document entry is actually properly set up in the database.
    if (Mode.ANNOTATION.equals(aMode)) {
        getAnnotation(doc, aAnnotatorId, false);
    }
    // Create a temporary export file from the annotations
    File exportedAnnoFile = null;
    byte[] resource;
    try {
        exportedAnnoFile = importExportService.exportAnnotationDocument(doc, aAnnotatorId, format, doc.getName(), Mode.ANNOTATION);
        resource = FileUtils.readFileToByteArray(exportedAnnoFile);
    } finally {
        if (exportedAnnoFile != null) {
            FileUtils.forceDelete(exportedAnnoFile);
        }
    }
    String filename = FilenameUtils.removeExtension(doc.getName());
    filename += "-" + aAnnotatorId;
    // Actually, exportedAnnoFile cannot be null here - the warning can be ignored.
    filename += "." + FilenameUtils.getExtension(exportedAnnoFile.getName());
    HttpHeaders httpHeaders = new HttpHeaders();
    httpHeaders.setContentLength(resource.length);
    httpHeaders.set("Content-Disposition", "attachment; filename=\"" + filename + "\"");
    return new ResponseEntity<>(resource, httpHeaders, OK);
}