Example usage for org.apache.lucene.document StoredField StoredField

Introduction

In this page you can find the example usage for org.apache.lucene.document StoredField StoredField.

Prototype

public StoredField(String name, double value) 

Source Link

Document

Create a stored-only field with the given double value.

Usage

From source file:org.elasticsearch.xpack.core.security.authz.accesscontrol.FieldSubsetReaderTests.java

License:Open Source License

/**
 * test filtering two stored fields (float)
 */// ww  w  .  j a v  a2 s  .  c  om
public void testStoredFieldsFloat() throws Exception {
    Directory dir = newDirectory();
    IndexWriterConfig iwc = new IndexWriterConfig(null);
    IndexWriter iw = new IndexWriter(dir, iwc);

    // add document with 2 fields
    Document doc = new Document();
    doc.add(new StoredField("fieldA", 1F));
    doc.add(new StoredField("fieldB", 2F));
    iw.addDocument(doc);

    // open reader
    DirectoryReader ir = FieldSubsetReader.wrap(DirectoryReader.open(iw),
            new CharacterRunAutomaton(Automata.makeString("fieldA")));

    // see only one field
    Document d2 = ir.document(0);
    assertEquals(1, d2.getFields().size());
    assertEquals(1F, d2.getField("fieldA").numericValue());

    TestUtil.checkReader(ir);
    IOUtils.close(ir, iw, dir);
}

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From source file:org.elasticsearch.xpack.core.security.authz.accesscontrol.FieldSubsetReaderTests.java

License:Open Source License

/**
 * test filtering two stored fields (double)
 *///from   w w w. j a  v a 2  s  . c o  m
public void testStoredFieldsDouble() throws Exception {
    Directory dir = newDirectory();
    IndexWriterConfig iwc = new IndexWriterConfig(null);
    IndexWriter iw = new IndexWriter(dir, iwc);

    // add document with 2 fields
    Document doc = new Document();
    doc.add(new StoredField("fieldA", 1D));
    doc.add(new StoredField("fieldB", 2D));
    iw.addDocument(doc);

    // open reader
    DirectoryReader ir = FieldSubsetReader.wrap(DirectoryReader.open(iw),
            new CharacterRunAutomaton(Automata.makeString("fieldA")));

    // see only one field
    Document d2 = ir.document(0);
    assertEquals(1, d2.getFields().size());
    assertEquals(1D, d2.getField("fieldA").numericValue());

    TestUtil.checkReader(ir);
    IOUtils.close(ir, iw, dir);
}

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From source file:org.exist.xquery.modules.mpeg7.net.semanticmetadata.lire.impl.ChainedDocumentBuilder.java

License:Open Source License

public Document createDocument(BufferedImage image, String identifier) throws FileNotFoundException {
    docsCreated = true;// ww w. j  a  v  a2 s .c  o  m
    Document doc = new Document();
    if (identifier != null)
        doc.add(new StoredField(DocumentBuilder.FIELD_NAME_IDENTIFIER, identifier));
    if (builders.size() >= 1) {
        for (DocumentBuilder builder : builders) {
            Field[] fields = builder.createDescriptorFields(image);
            for (int i = 0; i < fields.length; i++) {
                Field field = fields[i];
                doc.add(field);
            }
        }
    }
    return doc;
}

---

From source file:org.exist.xquery.modules.mpeg7.net.semanticmetadata.lire.impl.MSERDocumentBuilder.java

License:Open Source License

public Document createDocument(BufferedImage image, String identifier) {
    Document doc = null;// w w w  .  ja v a 2s.  c om
    try {
        // convert to grey ...
        BufferedImage image1 = convertImageToGrey(image);
        // extract features from image:
        List<MSERFeature> features = extractor.computeMSERFeatures(image1);

        ImageUtils.invertImage(image1);
        // invert grey
        features.addAll(extractor.computeMSERFeatures(image1));

        // create new document:
        doc = new Document();
        if (features.size() < 1) {
            System.err.println("No MSER features found for " + identifier);
            //            } else {
            //                System.out.println("features.size() = " + features.size());
        }
        for (Iterator<MSERFeature> fit = features.iterator(); fit.hasNext();) {
            MSERFeature f = fit.next();
            boolean skip = false;
            // add each feature to the document:
            // check first if NaN!!
            for (int j = 0; j < f.descriptor.length; j++) {
                if (Double.isNaN(f.descriptor[j]))
                    skip = true;
                break;
            }

            if (!skip)
                doc.add(new StoredField(DocumentBuilder.FIELD_NAME_MSER, f.getByteArrayRepresentation()));
            else {
                //                    System.err.println("Found NaN in features in file " + identifier + ". ");
            }
        }
        if (identifier != null) {
            doc.add(new StringField(DocumentBuilder.FIELD_NAME_IDENTIFIER, identifier, Field.Store.YES));
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return doc;
}

---

From source file:org.exist.xquery.modules.mpeg7.net.semanticmetadata.lire.indexing.tools.ProximityHashingIndexor.java

License:Open Source License

/**
 * Overwrite this method if you want to filter the input, apply hashing, etc.
 *
 * @param feature          the current feature.
 * @param document         the current document.
 * @param featureFieldName the field hashFunctionsFileName of the feature.
 *///from  www .j  a va 2 s  . c om
protected void addToDocument(LireFeature feature, Document document, String featureFieldName) {
    if (run == 0) {
    } // just count documents
    else if (run == 1) { // Select the representatives ...
        if (representativesID.contains(docCount)
                && feature.getClass().getCanonicalName().equals(featureClass.getCanonicalName())) { // it's a representative.
            // put it into a temporary data structure ...
            representatives.add(feature);
        }
    } else if (run == 2) {
        if (feature.getClass().getCanonicalName().equals(featureClass.getCanonicalName())) { // it's a feature to be hashed
            document.add(new TextField(featureFieldName + "_hash",
                    SerializationUtils.arrayToString(getHashes(feature)), Field.Store.YES));
        }
        document.add(new StoredField(featureFieldName, feature.getByteArrayRepresentation()));
    }
}

---

From source file:org.frontcache.cache.impl.LuceneIndexManager.java

License:Apache License

/**
 * Writes webResponse to index//  w w w .  jav a 2 s. c o  m
 * @param response
 * @throws IOException
 */
void indexDoc(WebResponse response) throws IOException {

    IndexWriter iWriter = getIndexWriter();

    Document doc = new Document();

    String url = response.getUrl();

    if (null == url) {
        logger.error("URL can't be null during index time for " + response);
        return;
    }

    doc.add(new StringField(URL_FIELD, url, Field.Store.YES));

    doc.add(new StringField(DOMAIN_FIELD, response.getDomain(), Field.Store.YES));

    if (null != response.getContent())
        doc.add(new StoredField(BIN_FIELD, response.getContent()));

    //      doc.add(new NumericDocValuesField(EXPIRE_DATE_FIELD, response.getExpireTimeMillis())); // TODO: store map ?

    doc.add(new StoredField(JSON_FIELD, gson.toJson(response), JSON_TYPE));

    for (String tag : response.getTags())
        doc.add(new StringField(TAGS_FIELD, tag, Field.Store.NO)); // tag is StringField to exact match

    try {
        iWriter.updateDocument(new Term(URL_FIELD, url), doc);
    } catch (IOException e) {
        logger.error("Error while in Lucene index operation: {}", e.getMessage(), e);

    } finally {
        try {
            iWriter.commit();
        } catch (IOException ioEx) {
            logger.error("Error while commiting changes to Lucene index: {}", ioEx.getMessage(), ioEx);
        }
    }

}

---

From source file:org.geotoolkit.lucene.index.AbstractIndexer.java

License:Open Source License

/**
 * Add a geometric field with a JTS geometry in the specified lucene document.
 * @param doc The lucene document currently building.
 * @param geom A JTS geometry/*from  w ww .j  a  va2  s .c om*/
 */
public NamedEnvelope addGeometry(final Document doc, final Geometry geom, final CoordinateReferenceSystem crs) {
    NamedEnvelope namedBound = null;
    try {
        final String id = doc.get("id");
        namedBound = LuceneUtils.getNamedEnvelope(id, geom, crs);
        rTree.insert(namedBound);
        rTree.getTreeElementMapper().flush();
        rTree.flush();
    } catch (TransformException | FactoryException | MismatchedReferenceSystemException | StoreIndexException
            | IOException ex) {
        LOGGER.log(Level.WARNING, "Unable to insert envelope in R-Tree.", ex);
    }
    doc.add(new StoredField(LuceneOGCFilter.GEOMETRY_FIELD_NAME, WKBUtils.toWKBwithSRID(geom)));
    return namedBound;
}

---

From source file:org.geotoolkit.lucene.LuceneEnvelopeOnlyTest.java

License:Open Source License

/**
 * Add a boundingBox geometry to the specified Document.
 *
 * @param doc  The document to add the geometry
 * @param minx the minimun X coordinate of the bounding box.
 * @param maxx the maximum X coordinate of the bounding box.
 * @param miny the minimun Y coordinate of the bounding box.
 * @param maxy the maximum Y coordinate of the bounding box.
 * @param crsName The coordinate reference system in witch the coordinates are expressed.
 *///from   w  w  w  .jav  a 2 s. co  m
private static NamedEnvelope addBoundingBox(final Document doc, final double minx, final double maxx,
        final double miny, final double maxy, final CoordinateReferenceSystem crs)
        throws FactoryException, TransformException {

    final Geometry poly = LuceneUtils.getPolygon(minx, maxx, miny, maxy, crs);
    final String id = doc.get("id");
    final NamedEnvelope namedBound = LuceneUtils.getNamedEnvelope(id, poly, CommonCRS.defaultGeographic());

    doc.add(new StoredField(LuceneOGCFilter.GEOMETRY_FIELD_NAME, WKBUtils.toWKBwithSRID(poly)));
    return namedBound;
}

---

From source file:org.geotoolkit.lucene.LuceneSearcherEnvelopeOnlyTest.java

License:Open Source License

/**
 * Add a boundingBox geometry to the specified Document.
 *
 * @param doc  The document to add the geometry
 * @param minx the minimun X coordinate of the bounding box.
 * @param maxx the maximum X coordinate of the bounding box.
 * @param miny the minimun Y coordinate of the bounding box.
 * @param maxy the maximum Y coordinate of the bounding box.
 * @param crsName The coordinate reference system in witch the coordinates are expressed.
 *//* w w w  .j a  va 2s. c om*/
private static NamedEnvelope addBoundingBox(final Document doc, final double minx, final double maxx,
        final double miny, final double maxy, final CoordinateReferenceSystem crs)
        throws FactoryException, TransformException {

    final Geometry poly = LuceneUtils.getPolygon(minx, maxx, miny, maxy, crs);
    final String id = doc.get("id");
    final NamedEnvelope namedBound = LuceneUtils.getNamedEnvelope(id, poly, treeCrs);

    doc.add(new StoredField(LuceneOGCFilter.GEOMETRY_FIELD_NAME, WKBUtils.toWKBwithSRID(poly)));
    return namedBound;
}

---

From source file:org.geotoolkit.lucene.LuceneSearcherTest.java

License:Open Source License

/**
 * Add a Line geometry to the specified Document.
 *
 * @param doc The document to add the geometry
 * @param x1  the X coordinate of the first point of the line.
 * @param y1  the Y coordinate of the first point of the line.
 * @param x2  the X coordinate of the second point of the line.
 * @param y2  the Y coordinate of the first point of the line.
 * @param crsName The coordinate reference system in witch the coordinates are expressed.
 *//*from  www  .j av a2 s. c  o  m*/
private static NamedEnvelope addLine(final Document doc, final double x1, final double y1, final double x2,
        final double y2, final CoordinateReferenceSystem crs) throws Exception {

    LineString line = GF.createLineString(new Coordinate[] { new Coordinate(x1, y1), new Coordinate(x2, y2) });
    JTS.setCRS(line, crs);

    final String id = doc.get("id");
    NamedEnvelope namedBound = LuceneUtils.getNamedEnvelope(id, line, treeCrs);
    doc.add(new StoredField(LuceneOGCFilter.GEOMETRY_FIELD_NAME, WKBUtils.toWKBwithSRID(line)));

    return namedBound;
}

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