Examples with OIndex com.orientechnologies.orient.core.index.OIndex used on opensource projects

Example 21 with OIndex

use of com.orientechnologies.orient.core.index.OIndex in project orientdb by orientechnologies.

the class OServerCommandPostDatabase method exportClass.

protected void exportClass(final ODatabaseDocument db, final OJSONWriter json, final OClass cls) throws IOException {
    json.beginObject(2, true, null);
    json.writeAttribute(3, true, "name", cls.getName());
    json.writeAttribute(3, true, "superClass", cls.getSuperClass() != null ? cls.getSuperClass().getName() : "");
    json.writeAttribute(3, true, "alias", cls.getShortName());
    json.writeAttribute(3, true, "clusters", cls.getClusterIds());
    json.writeAttribute(3, true, "defaultCluster", cls.getDefaultClusterId());
    json.writeAttribute(3, true, "clusterSelection", cls.getClusterSelection().getName());
    try {
        json.writeAttribute(3, false, "records", db.countClass(cls.getName()));
    } catch (OSecurityAccessException e) {
        json.writeAttribute(3, false, "records", "? (Unauthorized)");
    }
    if (cls.properties() != null && cls.properties().size() > 0) {
        json.beginCollection(3, true, "properties");
        for (final OProperty prop : cls.properties()) {
            json.beginObject(4, true, null);
            json.writeAttribute(4, true, "name", prop.getName());
            if (prop.getLinkedClass() != null)
                json.writeAttribute(4, true, "linkedClass", prop.getLinkedClass().getName());
            if (prop.getLinkedType() != null)
                json.writeAttribute(4, true, "linkedType", prop.getLinkedType().toString());
            json.writeAttribute(4, true, "type", prop.getType().toString());
            json.writeAttribute(4, true, "mandatory", prop.isMandatory());
            json.writeAttribute(4, true, "readonly", prop.isReadonly());
            json.writeAttribute(4, true, "notNull", prop.isNotNull());
            json.writeAttribute(4, true, "min", prop.getMin());
            json.writeAttribute(4, true, "max", prop.getMax());
            json.endObject(3, true);
        }
        json.endCollection(1, true);
    }
    final Set<OIndex<?>> indexes = cls.getIndexes();
    if (!indexes.isEmpty()) {
        json.beginCollection(3, true, "indexes");
        for (final OIndex<?> index : indexes) {
            json.beginObject(4, true, null);
            json.writeAttribute(4, true, "name", index.getName());
            json.writeAttribute(4, true, "type", index.getType());
            final OIndexDefinition indexDefinition = index.getDefinition();
            if (indexDefinition != null && !indexDefinition.getFields().isEmpty())
                json.writeAttribute(4, true, "fields", indexDefinition.getFields());
            json.endObject(3, true);
        }
        json.endCollection(1, true);
    }
    json.endObject(1, false);
}

Example 22 with OIndex

use of com.orientechnologies.orient.core.index.OIndex in project orientdb by orientechnologies.

the class OSQLFunctionIn method fetchFromIndex.

private Object fetchFromIndex(OrientBaseGraph graph, OIdentifiable iFrom, Iterable<OIdentifiable> iTo, String[] iEdgeTypes) {
    String edgeClassName = null;
    if (iEdgeTypes == null) {
        edgeClassName = "E";
    } else if (iEdgeTypes.length == 1) {
        edgeClassName = iEdgeTypes[0];
    } else {
        return null;
    }
    OClass edgeClass = graph.getRawGraph().getMetadata().getSchema().getClass(edgeClassName);
    if (edgeClass == null) {
        return null;
    }
    Set<OIndex<?>> indexes = edgeClass.getInvolvedIndexes("in", "out");
    if (indexes == null || indexes.size() == 0) {
        return null;
    }
    OIndex index = indexes.iterator().next();
    OMultiCollectionIterator<OrientVertex> result = new OMultiCollectionIterator<OrientVertex>();
    for (OIdentifiable to : iTo) {
        OCompositeKey key = new OCompositeKey(iFrom, to);
        Object indexResult = index.get(key);
        if (indexResult instanceof OIdentifiable) {
            indexResult = Collections.singleton(indexResult);
        }
        Set<OIdentifiable> identities = new HashSet<OIdentifiable>();
        for (OIdentifiable edge : ((Iterable<OrientEdge>) indexResult)) {
            identities.add((OIdentifiable) ((ODocument) edge.getRecord()).rawField("in"));
        }
        result.add(identities);
    }
    return result;
}

Example 23 with OIndex

use of com.orientechnologies.orient.core.index.OIndex in project orientdb by orientechnologies.

the class OLuceneTextOperator method involvedIndex.

protected OLuceneFullTextIndex involvedIndex(OIdentifiable iRecord, ODocument iCurrentResult, OSQLFilterCondition iCondition, Object iLeft, Object iRight) {
    ODocument doc = iRecord.getRecord();
    OClass cls = getDatabase().getMetadata().getSchema().getClass(doc.getClassName());
    if (isChained(iCondition.getLeft())) {
        OSQLFilterItemField chained = (OSQLFilterItemField) iCondition.getLeft();
        OSQLFilterItemField.FieldChain fieldChain = chained.getFieldChain();
        OClass oClass = cls;
        for (int i = 0; i < fieldChain.getItemCount() - 1; i++) {
            oClass = oClass.getProperty(fieldChain.getItemName(i)).getLinkedClass();
        }
        if (oClass != null) {
            cls = oClass;
        }
    }
    Set<OIndex<?>> classInvolvedIndexes = cls.getInvolvedIndexes(fields(iCondition));
    OLuceneFullTextIndex idx = null;
    for (OIndex<?> classInvolvedIndex : classInvolvedIndexes) {
        if (classInvolvedIndex.getInternal() instanceof OLuceneFullTextIndex) {
            idx = (OLuceneFullTextIndex) classInvolvedIndex.getInternal();
            break;
        }
    }
    return idx;
}

Example 24 with OIndex

use of com.orientechnologies.orient.core.index.OIndex in project orientdb by orientechnologies.

the class LuceneMassiveInsertDeleteTest method loadCloseDelete.

@Test
public void loadCloseDelete() {
    ODocument city = new ODocument("City");
    int size = 1000;
    for (int i = 0; i < size; i++) {
        city.field("name", "Rome " + i);
        db.save(city);
        city.reset();
        city.setClassName("City");
    }
    String query = "select * from City where [name] LUCENE \"(name:Rome)\"";
    List<ODocument> docs = db.query(new OSQLSynchQuery<ODocument>(query));
    Assert.assertEquals(docs.size(), size);
    db.close();
    db.open("admin", "admin");
    docs = db.query(new OSQLSynchQuery<ODocument>(query));
    Assert.assertEquals(docs.size(), size);
    db.command(new OCommandSQL("delete vertex City")).execute();
    docs = db.query(new OSQLSynchQuery<ODocument>(query));
    Assert.assertEquals(docs.size(), 0);
    db.close();
    db.open("admin", "admin");
    docs = db.query(new OSQLSynchQuery<ODocument>(query));
    Assert.assertEquals(docs.size(), 0);
    db.getMetadata().reload();
    OIndex idx = db.getMetadata().getSchema().getClass("City").getClassIndex("City.name");
    idx.flush();
    Assert.assertEquals(idx.getSize(), 0);
}

Example 25 with OIndex

use of com.orientechnologies.orient.core.index.OIndex in project orientdb by orientechnologies.

the class LuceneInsertMultithreadTest method testConcurrentInsertWithIndex.

@Test
public void testConcurrentInsertWithIndex() throws Exception {
    databaseDocumentTx = new ODatabaseDocumentTx(url);
    if (!url.contains("remote:") && databaseDocumentTx.exists()) {
        databaseDocumentTx.open("admin", "admin");
        databaseDocumentTx.drop();
        databaseDocumentTx.create();
    } else {
        databaseDocumentTx.create();
    }
    OSchema schema = databaseDocumentTx.getMetadata().getSchema();
    if (schema.getClass("City") == null) {
        OClass oClass = schema.createClass("City");
        oClass.createProperty("name", OType.STRING);
        oClass.createIndex("City.name", "FULLTEXT", null, null, "LUCENE", new String[] { "name" });
    }
    Thread[] threads = new Thread[THREADS + RTHREADS];
    for (int i = 0; i < THREADS; ++i) threads[i] = new Thread(new LuceneInsertThread(CYCLE), "ConcurrentWriteTest" + i);
    for (int i = THREADS; i < THREADS + RTHREADS; ++i) threads[i] = new Thread(new LuceneReadThread(CYCLE), "ConcurrentReadTest" + i);
    for (int i = 0; i < THREADS + RTHREADS; ++i) threads[i].start();
    for (int i = 0; i < THREADS + RTHREADS; ++i) threads[i].join();
    OIndex idx = schema.getClass("City").getClassIndex("City.name");
    Assert.assertEquals(idx.getSize(), THREADS * CYCLE);
    databaseDocumentTx.drop();
}