Examples with XdmNodeWriteTrx org.sirix.api.XdmNodeWriteTrx used on opensource projects

Example 96 with XdmNodeWriteTrx

use of org.sirix.api.XdmNodeWriteTrx in project sirix by sirixdb.

the class DBStore method create.

@Override
public TemporalCollection<?> create(final String collName, @Nullable final Stream<SubtreeParser> parsers) throws DocumentException {
    if (parsers != null) {
        final DatabaseConfiguration dbConf = new DatabaseConfiguration(mLocation.resolve(collName));
        try {
            Databases.truncateDatabase(dbConf);
            Databases.createDatabase(dbConf);
            final Database database = Databases.openDatabase(dbConf.getFile());
            mDatabases.add(database);
            final ExecutorService pool = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors());
            int i = database.listResources().size() + 1;
            try {
                SubtreeParser parser = null;
                while ((parser = parsers.next()) != null) {
                    final SubtreeParser nextParser = parser;
                    final String resourceName = new StringBuilder("resource").append(String.valueOf(i)).toString();
                    pool.submit(() -> {
                        database.createResource(ResourceConfiguration.newBuilder(resourceName, dbConf).storageType(mStorageType).useDeweyIDs(true).useTextCompression(true).buildPathSummary(true).build());
                        try (final ResourceManager resource = database.getResourceManager(new ResourceManagerConfiguration.Builder(resourceName).build());
                            final XdmNodeWriteTrx wtx = resource.beginNodeWriteTrx()) {
                            final DBCollection collection = new DBCollection(collName, database);
                            mCollections.put(database, collection);
                            nextParser.parse(new SubtreeBuilder(collection, wtx, Insert.ASFIRSTCHILD, Collections.<SubtreeListener<? super AbstractTemporalNode<DBNode>>>emptyList()));
                            wtx.commit();
                        }
                        return null;
                    });
                    i++;
                }
            } finally {
                parsers.close();
            }
            pool.shutdown();
            pool.awaitTermination(5, TimeUnit.MINUTES);
            return new DBCollection(collName, database);
        } catch (final SirixRuntimeException | InterruptedException e) {
            throw new DocumentException(e.getCause());
        }
    }
    return null;
}

Example 97 with XdmNodeWriteTrx

use of org.sirix.api.XdmNodeWriteTrx in project sirix by sirixdb.

the class CreateCASIndex method execute.

@Override
public Sequence execute(StaticContext sctx, QueryContext ctx, Sequence[] args) throws QueryException {
    if (args.length != 2 && args.length != 3) {
        throw new QueryException(new QNm("No valid arguments specified!"));
    }
    final DBNode doc = ((DBNode) args[0]);
    final XdmNodeReadTrx rtx = doc.getTrx();
    final IndexController controller = rtx.getResourceManager().getWtxIndexController(rtx.getRevisionNumber() - 1);
    if (!(doc.getTrx() instanceof XdmNodeWriteTrx)) {
        throw new QueryException(new QNm("Collection must be updatable!"));
    }
    if (controller == null) {
        throw new QueryException(new QNm("Document not found: " + ((Str) args[1]).stringValue()));
    }
    Type type = null;
    if (args.length > 1 && args[1] != null) {
        final QNm name = new QNm(Namespaces.XS_NSURI, ((Str) args[1]).stringValue());
        type = sctx.getTypes().resolveAtomicType(name);
    }
    final Set<Path<QNm>> paths = new HashSet<>();
    if (args.length == 3 && args[2] != null) {
        final Iter it = args[2].iterate();
        Item next = it.next();
        while (next != null) {
            paths.add(Path.parse(((Str) next).stringValue()));
            next = it.next();
        }
    }
    final IndexDef idxDef = IndexDefs.createCASIdxDef(false, Optional.fromNullable(type), paths, controller.getIndexes().getNrOfIndexDefsWithType(IndexType.CAS));
    try {
        controller.createIndexes(ImmutableSet.of(idxDef), (XdmNodeWriteTrx) doc.getTrx());
    } catch (final SirixIOException e) {
        throw new QueryException(new QNm("I/O exception: " + e.getMessage()), e);
    }
    return idxDef.materialize();
}

Example 98 with XdmNodeWriteTrx

use of org.sirix.api.XdmNodeWriteTrx in project sirix by sirixdb.

the class CreateNameIndex method execute.

@Override
public Sequence execute(final StaticContext sctx, final QueryContext ctx, final Sequence[] args) throws QueryException {
    if (args.length != 2 && args.length != 3) {
        throw new QueryException(new QNm("No valid arguments specified!"));
    }
    final DBNode doc = ((DBNode) args[0]);
    final XdmNodeReadTrx rtx = doc.getTrx();
    final IndexController controller = rtx.getResourceManager().getWtxIndexController(rtx.getRevisionNumber() - 1);
    if (!(doc.getTrx() instanceof XdmNodeWriteTrx)) {
        throw new QueryException(new QNm("Collection must be updatable!"));
    }
    if (controller == null) {
        throw new QueryException(new QNm("Document not found: " + ((Str) args[1]).stringValue()));
    }
    final Set<QNm> include = new HashSet<>();
    if (args.length > 1 && args[1] != null) {
        final Iter it = args[1].iterate();
        Item next = it.next();
        while (next != null) {
            include.add((QNm) next);
            next = it.next();
        }
    }
    final IndexDef idxDef = IndexDefs.createSelectiveNameIdxDef(include, controller.getIndexes().getNrOfIndexDefsWithType(IndexType.NAME));
    try {
        controller.createIndexes(ImmutableSet.of(idxDef), (XdmNodeWriteTrx) doc.getTrx());
    } catch (final SirixIOException e) {
        throw new QueryException(new QNm("I/O exception: " + e.getMessage()), e);
    }
    return idxDef.materialize();
}

Example 99 with XdmNodeWriteTrx

use of org.sirix.api.XdmNodeWriteTrx in project sirix by sirixdb.

the class CreatePathIndex method execute.

@Override
public Sequence execute(final StaticContext sctx, final QueryContext ctx, final Sequence[] args) throws QueryException {
    if (args.length != 2 && args.length != 3) {
        throw new QueryException(new QNm("No valid arguments specified!"));
    }
    final DBNode doc = ((DBNode) args[0]);
    final XdmNodeReadTrx rtx = doc.getTrx();
    final IndexController controller = rtx.getResourceManager().getWtxIndexController(rtx.getRevisionNumber() - 1);
    if (!(doc.getTrx() instanceof XdmNodeWriteTrx)) {
        throw new QueryException(new QNm("Collection must be updatable!"));
    }
    if (controller == null) {
        throw new QueryException(new QNm("Document not found: " + ((Str) args[1]).stringValue()));
    }
    if (!(doc.getTrx() instanceof XdmNodeWriteTrx)) {
        throw new QueryException(new QNm("Collection must be updatable!"));
    }
    final Set<Path<QNm>> paths = new HashSet<>();
    if (args.length > 2 && args[2] != null) {
        final Iter it = args[2].iterate();
        Item next = it.next();
        while (next != null) {
            paths.add(Path.parse(((Str) next).stringValue()));
            next = it.next();
        }
    }
    final IndexDef idxDef = IndexDefs.createPathIdxDef(paths, controller.getIndexes().getNrOfIndexDefsWithType(IndexType.PATH));
    try {
        controller.createIndexes(ImmutableSet.of(idxDef), (XdmNodeWriteTrx) doc.getTrx());
    } catch (final SirixIOException e) {
        throw new QueryException(new QNm("I/O exception: " + e.getMessage()), e);
    }
    return idxDef.materialize();
}

Example 100 with XdmNodeWriteTrx

use of org.sirix.api.XdmNodeWriteTrx in project sirix by sirixdb.

the class VersioningTest method test2.

/**
 * Test revisioning.
 *
 * @throws SirixException if anything in Sirix fails
 */
public void test2() throws SirixException {
    try (final ResourceManager manager = mDatabase.getResourceManager(new ResourceManagerConfiguration.Builder(TestHelper.RESOURCE).build())) {
        XdmNodeWriteTrx wtx = manager.beginNodeWriteTrx();
        wtx.insertElementAsFirstChild(new QNm("foo"));
        wtx.commit();
        wtx.insertElementAsFirstChild(new QNm("foo"));
        wtx.commit();
        wtx.insertElementAsFirstChild(new QNm("foo"));
        wtx.commit();
        wtx.insertElementAsFirstChild(new QNm("foo"));
        wtx.commit();
        wtx.insertElementAsFirstChild(new QNm("foo"));
        wtx.commit();
        wtx.close();
        try (final XdmNodeReadTrx rtx = manager.beginNodeReadTrx()) {
            assertTrue(rtx.moveToFirstChild().hasMoved());
            assertTrue(rtx.moveToFirstChild().hasMoved());
            assertTrue(rtx.moveToFirstChild().hasMoved());
            assertTrue(rtx.moveToFirstChild().hasMoved());
            assertTrue(rtx.moveToFirstChild().hasMoved());
        }
    }
}