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

Example 6 with ResourceManager

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

the class DBCollection method getDocuments.

@Override
public Stream<DBNode> getDocuments(final boolean updatable) throws DocumentException {
    final List<Path> resources = mDatabase.listResources();
    final List<DBNode> documents = new ArrayList<>(resources.size());
    for (final Path resourcePath : resources) {
        try {
            final String resourceName = resourcePath.getFileName().toString();
            final ResourceManager resource = mDatabase.getResourceManager(ResourceManagerConfiguration.newBuilder(resourceName).build());
            final XdmNodeReadTrx trx = updatable ? resource.beginNodeWriteTrx() : resource.beginNodeReadTrx();
            documents.add(new DBNode(trx, this));
        } catch (final SirixException e) {
            throw new DocumentException(e.getCause());
        }
    }
    return new ArrayStream<DBNode>(documents.toArray(new DBNode[documents.size()]));
}

Example 7 with ResourceManager

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

the class DBCollection method getDocumentInternal.

private DBNode getDocumentInternal(final ResourceManagerConfiguration resourceManagerConfig, final int revision, final boolean updatable) throws SirixException {
    final ResourceManager resource = mDatabase.getResourceManager(resourceManagerConfig);
    final int version = revision == -1 ? resource.getMostRecentRevisionNumber() : revision;
    final XdmNodeReadTrx trx;
    if (updatable) {
        if (resource.getAvailableNodeWriteTrx() == 0) {
            final Optional<XdmNodeWriteTrx> optionalWriteTrx;
            optionalWriteTrx = resource.getXdmNodeWriteTrx();
            if (optionalWriteTrx.isPresent()) {
                trx = optionalWriteTrx.get();
            } else {
                trx = resource.beginNodeWriteTrx();
            }
        } else {
            trx = resource.beginNodeWriteTrx();
        }
        if (version < resource.getMostRecentRevisionNumber())
            ((XdmNodeWriteTrx) trx).revertTo(version);
    } else {
        trx = resource.beginNodeReadTrx(version);
    }
    return new DBNode(trx, this);
}

Example 8 with ResourceManager

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

the class DBNode method getWtx.

private XdmNodeWriteTrx getWtx() {
    final ResourceManager resource = mRtx.getResourceManager();
    final XdmNodeWriteTrx wtx;
    if (resource.getAvailableNodeWriteTrx() == 0) {
        wtx = resource.getXdmNodeWriteTrx().get();
    } else {
        wtx = resource.beginNodeWriteTrx();
    }
    if (mRtx.getRevisionNumber() < resource.getMostRecentRevisionNumber())
        wtx.revertTo(mRtx.getRevisionNumber());
    wtx.moveTo(mNodeKey);
    return wtx;
}

Example 9 with ResourceManager

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

the class DBStore method create.

public TemporalCollection<?> create(final String collName, final Optional<String> optResName, final SubtreeParser parser) throws DocumentException {
    final DatabaseConfiguration dbConf = new DatabaseConfiguration(mLocation.resolve(collName));
    try {
        Databases.truncateDatabase(dbConf);
        Databases.createDatabase(dbConf);
        try (final Database database = Databases.openDatabase(dbConf.getFile())) {
            mDatabases.add(database);
            final String resName = optResName.isPresent() ? optResName.get() : new StringBuilder(3).append("resource").append(database.listResources().size() + 1).toString();
            database.createResource(ResourceConfiguration.newBuilder(resName, dbConf).useDeweyIDs(true).useTextCompression(true).buildPathSummary(true).storageType(mStorageType).build());
            final DBCollection collection = new DBCollection(collName, database);
            mCollections.put(database, collection);
            try (final ResourceManager resource = database.getResourceManager(new ResourceManagerConfiguration.Builder(resName).build());
                final XdmNodeWriteTrx wtx = resource.beginNodeWriteTrx()) {
                parser.parse(new SubtreeBuilder(collection, wtx, Insert.ASFIRSTCHILD, Collections.<SubtreeListener<? super AbstractTemporalNode<DBNode>>>emptyList()));
                wtx.commit();
            }
            return collection;
        }
    } catch (final SirixException e) {
        throw new DocumentException(e.getCause());
    }
}

Example 10 with ResourceManager

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

the class Commit method execute.

@Override
public Sequence execute(StaticContext sctx, QueryContext ctx, Sequence[] args) throws QueryException {
    final DBNode doc = ((DBNode) args[0]);
    if (doc.getTrx() instanceof XdmNodeWriteTrx) {
        final XdmNodeWriteTrx wtx = (XdmNodeWriteTrx) doc.getTrx();
        final long revision = wtx.getRevisionNumber();
        wtx.commit();
        return new Int64(revision);
    } else {
        final ResourceManager manager = doc.getTrx().getResourceManager();
        final XdmNodeWriteTrx wtx;
        if (manager.getAvailableNodeWriteTrx() == 0) {
            wtx = manager.getXdmNodeWriteTrx().get();
        } else {
            wtx = manager.beginNodeWriteTrx();
        }
        final int revision = doc.getTrx().getRevisionNumber();
        if (revision < manager.getMostRecentRevisionNumber()) {
            wtx.revertTo(doc.getTrx().getRevisionNumber());
        }
        wtx.commit();
        return new Int64(revision);
    }
}