Examples with CorpusExporter de.catma.document.corpus.CorpusExporter used on opensource projects

Example 1 with CorpusExporter

use of de.catma.document.corpus.CorpusExporter in project catma by forTEXT.

the class CollectionXMLExportStreamSource method getStream.

@Override
public InputStream getStream() {
    final UI ui = UI.getCurrent();
    final Project project = projectSupplier.get();
    final Corpus corpus = new Corpus();
    final Collection<SourceDocument> documents = documentSupplier.get();
    final Collection<AnnotationCollectionReference> collectionReferences = collectionReferenceSupplier.get();
    try {
        Set<String> documentIds = documents.stream().map(doc -> doc.getUuid()).collect(Collectors.toSet());
        collectionReferences.stream().forEach(ref -> documentIds.add(ref.getSourceDocumentId()));
        for (String documentId : documentIds) {
            corpus.addSourceDocument(project.getSourceDocument(documentId));
        }
        if (corpus.getSourceDocuments().size() == 0) {
            return null;
        }
        collectionReferences.forEach(ref -> corpus.addUserMarkupCollectionReference(ref));
        File tempFile = File.createTempFile(new IDGenerator().generate() + "_AnnotationCollection_Export", "tgz");
        try (FileOutputStream fos = new FileOutputStream(tempFile)) {
            new CorpusExporter(project, true).export(project.getName(), corpus, fos);
        }
        return new FileInputStream(tempFile);
    } catch (Exception e) {
        ((ErrorHandler) ui).showAndLogError("Error exporting Documents and Collections!", e);
    }
    return null;
}