Package org.securegraph.property

Examples of org.securegraph.property.StreamingPropertyValue

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        response.flushBuffer();
    }

    private StreamingPropertyValue getStreamingPropertyValue(Vertex artifactVertex, String type) {
        StreamingPropertyValue mediaPropertyValue;
        if (MediaLumifyProperties.MIME_TYPE_AUDIO_MP4.equals(type)) {
            mediaPropertyValue = MediaLumifyProperties.AUDIO_MP4.getPropertyValue(artifactVertex);
            checkNotNull(mediaPropertyValue, String.format("Could not find %s property on artifact %s", MediaLumifyProperties.MIME_TYPE_AUDIO_MP4, artifactVertex.getId()));
        } else if (MediaLumifyProperties.MIME_TYPE_AUDIO_OGG.equals(type)) {
            mediaPropertyValue = MediaLumifyProperties.AUDIO_OGG.getPropertyValue(artifactVertex);
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            Map<String, Object> metadata = data.createPropertyMetadata();
            LumifyProperties.CONCEPT_TYPE.setProperty(data.getElement(), csvConceptTypeIri, metadata, data.getVisibility(), getAuthorizations());
        }

        Mapping mapping = CsvOntology.MAPPING_JSON.getPropertyValue(data.getProperty());
        StreamingPropertyValue raw = LumifyProperties.RAW.getPropertyValue(data.getElement());
        InputStream rawIn = raw.getInputStream();
        try {
            processCsvStream(rawIn, mapping, data);
        } finally {
            rawIn.close();
        }
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public class YoutubeTranscriptGraphPropertyWorker extends GraphPropertyWorker {
    private static final String PROPERTY_KEY = YoutubeTranscriptGraphPropertyWorker.class.getName();

    @Override
    public void execute(InputStream in, GraphPropertyWorkData data) throws Exception {
        StreamingPropertyValue youtubeccValue = YoutubeTranscriptFileImportSupportingFileHandler.YOUTUBE_CC.getPropertyValue(data.getElement());
        VideoTranscript videoTranscript = YoutubeccReader.read(youtubeccValue.getInputStream());

        ExistingElementMutation<Vertex> m = data.getElement().prepareMutation();
        addVideoTranscriptAsTextPropertiesToMutation(m, PROPERTY_KEY, videoTranscript, data.createPropertyMetadata(), data.getVisibility());
        Vertex v = m.save(getAuthorizations());
        getAuditRepository().auditVertexElementMutation(AuditAction.UPDATE, m, v, PROPERTY_KEY, getUser(), data.getVisibility());
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    public boolean isHandled(Element element, Property property) {
        if (property == null) {
            return false;
        }

        StreamingPropertyValue youtubeccValue = YoutubeTranscriptFileImportSupportingFileHandler.YOUTUBE_CC.getPropertyValue(element);
        if (youtubeccValue == null) {
            return false;
        }

        if (!property.getName().equals(LumifyProperties.RAW.getPropertyName())) {
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    @Override
    public AddSupportingFilesResult addSupportingFiles(VertexBuilder vertexBuilder, File f, Visibility visibility) throws Exception {
        File mappingJsonFile = new File(f.getParentFile(), f.getName() + YOUTUBE_CC_FILE_NAME_SUFFIX);
        if (mappingJsonFile.exists()) {
            final FileInputStream youtubeccIn = new FileInputStream(mappingJsonFile);
            StreamingPropertyValue youtubeValue = new StreamingPropertyValue(youtubeccIn, byte[].class);
            youtubeValue.searchIndex(false);
            YOUTUBE_CC.setProperty(vertexBuilder, youtubeValue, visibility);
            return new AddSupportingFilesResult() {
                @Override
                public void close() throws IOException {
                    youtubeccIn.close();
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    @Test
    public void textExtract() throws Exception {
        InputStream in = getClass().getResourceAsStream("bffls.txt");
        VertexBuilder vertexBuilder = graph.prepareVertex("v1", visibility);
        StreamingPropertyValue textPropertyValue = new StreamingPropertyValue(in, String.class);
        LumifyProperties.TEXT.setProperty(vertexBuilder, textPropertyValue, visibility);
        Vertex vertex = vertexBuilder.save(authorizations);

        in = getClass().getResourceAsStream("bffls.txt");
        Property property = vertex.getProperty(LumifyProperties.TEXT.getPropertyName());
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        VertexBuilder v = this.graph.prepareVertex(vertexId, visibility);

        LumifyProperties.CONCEPT_TYPE.addPropertyValue(v, MULTI_VALUE_KEY, TwitterOntology.CONCEPT_TYPE_TWEET, visibility);
        LumifyProperties.SOURCE.addPropertyValue(v, MULTI_VALUE_KEY, SOURCE_NAME, visibility);

        StreamingPropertyValue rawValue = new StreamingPropertyValue(new ByteArrayInputStream(jsonString.getBytes()), byte[].class);
        rawValue.searchIndex(false);
        LumifyProperties.RAW.addPropertyValue(v, MULTI_VALUE_KEY, rawValue, visibility);

        String text = json.getString("text");
        text = text.replaceAll("&lt;", "<").replaceAll("&gt;", "<").replaceAll("&amp;", "&");
        StreamingPropertyValue textValue = new StreamingPropertyValue(new ByteArrayInputStream(text.getBytes()), String.class);
        Map<String, Object> textMetadata = new HashMap<String, Object>();
        textMetadata.put(LumifyProperties.META_DATA_TEXT_DESCRIPTION, "Tweet Text");
        LumifyProperties.TEXT.addPropertyValue(v, MULTI_VALUE_KEY, textValue, textMetadata, visibility);

        String title = json.getJSONObject("user").getString("name") + ": " + text;
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                if (metadataVisibilitySource != null) {
                    visibilitySource = metadataVisibilitySource;
                }
            }

            StreamingPropertyValue rawValue = new StreamingPropertyValue(fileInputStream, byte[].class);
            rawValue.searchIndex(false);

            VisibilityJson visibilityJson = GraphUtil.updateVisibilitySourceAndAddWorkspaceId(null, visibilitySource, workspace == null ? null : workspace.getWorkspaceId());
            LumifyVisibility lumifyVisibility = this.visibilityTranslator.toVisibility(visibilityJson);
            Visibility visibility = lumifyVisibility.getVisibility();
            Map<String, Object> propertyMetadata = new HashMap<String, Object>();
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        data.getElement().addPropertyValue(propertyKey, propertyName, propertyValue, metadata, visibility, getAuthorizations());
    }

    public JSONObject getMetadataJson(GraphPropertyWorkData data) throws IOException {
        StreamingPropertyValue metadataJsonValue = LumifyProperties.METADATA_JSON.getPropertyValue(data.getElement());
        InputStream metadataJsonIn = metadataJsonValue.getInputStream();
        try {
            String metadataJsonString = IOUtils.toString(metadataJsonIn);
            return new JSONObject(metadataJsonString);
        } finally {
            metadataJsonIn.close();
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    public boolean isHandled(Element element, Property property) {
        if (property != null) {
            return false;
        }

        StreamingPropertyValue mappingJson = LumifyProperties.METADATA_JSON.getPropertyValue(element);
        if (mappingJson == null) {
            return false;
        }

        return true;
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Related Classes of org.securegraph.property.StreamingPropertyValue

  • io.lumify.analystsNotebook.model.ChartItem
  • io.lumify.core.ingest.FileImport
  • io.lumify.core.ingest.graphProperty.GraphPropertyRunner
  • io.lumify.core.ingest.graphProperty.GraphPropertyWorker
  • io.lumify.core.ingest.graphProperty.PostMimeTypeWorker
  • io.lumify.core.ingest.MetadataFileImportSupportingFileHandler
  • io.lumify.core.ingest.MetadataGraphPropertyWorker
  • io.lumify.core.model.ontology.OntologyRepositoryBase
  • io.lumify.core.model.properties.types.VideoTranscriptProperty
  • io.lumify.csv.CsvGraphPropertyWorker
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