Examples with UnorderedKeyValuePage org.sirix.page.UnorderedKeyValuePage used on opensource projects

Example 16 with UnorderedKeyValuePage

use of org.sirix.page.UnorderedKeyValuePage in project sirix by sirixdb.

the class XdmNodeWriterTrxImpl method rollback.

@Override
public XdmNodeWriteTrx rollback() {
    acquireLock();
    try {
        mNodeReader.assertNotClosed();
        // Reset modification counter.
        mModificationCount = 0L;
        // Close current page transaction.
        final long trxID = getId();
        final int revision = getRevisionNumber();
        final int revNumber = getPageTransaction().getUberPage().isBootstrap() ? 0 : revision - 1;
        final UberPage uberPage = getPageTransaction().rollback();
        // Remember succesfully committed uber page in resource manager.
        mNodeReader.mResourceManager.setLastCommittedUberPage(uberPage);
        mNodeReader.getPageTransaction().clearCaches();
        mNodeReader.getPageTransaction().closeCaches();
        mNodeReader.mResourceManager.closeNodePageWriteTransaction(getId());
        mNodeReader.setPageReadTransaction(null);
        removeCommitFile();
        final PageWriteTrx<Long, Record, UnorderedKeyValuePage> trx = mNodeReader.mResourceManager.createPageWriteTransaction(trxID, revNumber, revNumber, Abort.YES);
        mNodeReader.setPageReadTransaction(trx);
        mNodeReader.mResourceManager.setNodePageWriteTransaction(getId(), trx);
        mNodeFactory = null;
        mNodeFactory = new NodeFactoryImpl(trx);
        reInstantiateIndexes();
        return this;
    } finally {
        unLock();
    }
}

Example 17 with UnorderedKeyValuePage

use of org.sirix.page.UnorderedKeyValuePage in project sirix by sirixdb.

the class NodeFactoryImpl method createPathNode.

@Override
public PathNode createPathNode(@Nonnegative final long parentKey, @Nonnegative final long leftSibKey, final long rightSibKey, final long hash, @Nonnull final QNm name, @Nonnull final Kind kind, @Nonnegative final int level) throws SirixIOException {
    final int uriKey = NamePageHash.generateHashForString(name.getNamespaceURI());
    final int prefixKey = name.getPrefix() != null && !name.getPrefix().isEmpty() ? NamePageHash.generateHashForString(name.getPrefix()) : -1;
    final int localName = name.getLocalName() != null && !name.getLocalName().isEmpty() ? NamePageHash.generateHashForString(name.getLocalName()) : -1;
    final long revision = mPageWriteTrx.getRevisionNumber();
    final NodeDelegate nodeDel = new NodeDelegate(((PathSummaryPage) mPageWriteTrx.getActualRevisionRootPage().getPathSummaryPageReference().getPage()).getMaxNodeKey(0) + 1, parentKey, 0, revision, Optional.<SirixDeweyID>empty());
    final StructNodeDelegate structDel = new StructNodeDelegate(nodeDel, Fixed.NULL_NODE_KEY.getStandardProperty(), rightSibKey, leftSibKey, 0, 0);
    final NameNodeDelegate nameDel = new NameNodeDelegate(nodeDel, uriKey, prefixKey, localName, 0);
    return (PathNode) mPageWriteTrx.createEntry(nodeDel.getNodeKey(), new PathNode(nodeDel, structDel, nameDel, kind, 1, level), PageKind.PATHSUMMARYPAGE, 0, Optional.<UnorderedKeyValuePage>empty());
}

Example 18 with UnorderedKeyValuePage

use of org.sirix.page.UnorderedKeyValuePage in project sirix by sirixdb.

the class NodeFactoryImpl method createNamespaceNode.

@Override
public NamespaceNode createNamespaceNode(@Nonnegative final long parentKey, final QNm name, @Nonnegative final long pathNodeKey, final Optional<SirixDeweyID> id) throws SirixIOException {
    final long revision = mPageWriteTrx.getRevisionNumber();
    final NodeDelegate nodeDel = new NodeDelegate(mPageWriteTrx.getActualRevisionRootPage().getMaxNodeKey() + 1, parentKey, 0, revision, id);
    final int uriKey = mPageWriteTrx.createNameKey(name.getNamespaceURI(), Kind.NAMESPACE);
    final int prefixKey = name.getPrefix() != null && !name.getPrefix().isEmpty() ? mPageWriteTrx.createNameKey(name.getPrefix(), Kind.NAMESPACE) : -1;
    final NameNodeDelegate nameDel = new NameNodeDelegate(nodeDel, uriKey, prefixKey, -1, pathNodeKey);
    return (NamespaceNode) mPageWriteTrx.createEntry(nodeDel.getNodeKey(), new NamespaceNode(nodeDel, nameDel, name), PageKind.RECORDPAGE, -1, Optional.<UnorderedKeyValuePage>empty());
}

Example 19 with UnorderedKeyValuePage

use of org.sirix.page.UnorderedKeyValuePage in project sirix by sirixdb.

the class NodeFactoryImpl method createTextNode.

@Override
public TextNode createTextNode(@Nonnegative final long parentKey, @Nonnegative final long leftSibKey, @Nonnegative final long rightSibKey, @Nonnull final byte[] value, final boolean isCompressed, final Optional<SirixDeweyID> id) throws SirixIOException {
    final long revision = mPageWriteTrx.getRevisionNumber();
    final NodeDelegate nodeDel = new NodeDelegate(mPageWriteTrx.getActualRevisionRootPage().getMaxNodeKey() + 1, parentKey, 0, revision, id);
    final boolean compression = isCompressed && value.length > 10;
    final byte[] compressedValue = compression ? Compression.compress(value, Deflater.HUFFMAN_ONLY) : value;
    final ValNodeDelegate valDel = new ValNodeDelegate(nodeDel, compressedValue, compression);
    final StructNodeDelegate structDel = new StructNodeDelegate(nodeDel, Fixed.NULL_NODE_KEY.getStandardProperty(), rightSibKey, leftSibKey, 0, 0);
    return (TextNode) mPageWriteTrx.createEntry(nodeDel.getNodeKey(), new TextNode(valDel, structDel), PageKind.RECORDPAGE, -1, Optional.<UnorderedKeyValuePage>empty());
}

Example 20 with UnorderedKeyValuePage

use of org.sirix.page.UnorderedKeyValuePage in project sirix by sirixdb.

the class NodeFactoryImpl method createPINode.

@Override
public PINode createPINode(@Nonnegative final long parentKey, @Nonnegative final long leftSibKey, @Nonnegative final long rightSibKey, final QNm target, final byte[] content, final boolean isCompressed, @Nonnegative final long pathNodeKey, final Optional<SirixDeweyID> id) throws SirixIOException {
    final long revision = mPageWriteTrx.getRevisionNumber();
    final int prefixKey = target.getPrefix() != null && !target.getPrefix().isEmpty() ? mPageWriteTrx.createNameKey(target.getPrefix(), Kind.PROCESSING_INSTRUCTION) : -1;
    final int localNameKey = mPageWriteTrx.createNameKey(target.getLocalName(), Kind.PROCESSING_INSTRUCTION);
    final int uriKey = mPageWriteTrx.createNameKey(target.getNamespaceURI(), Kind.NAMESPACE);
    final NodeDelegate nodeDel = new NodeDelegate(mPageWriteTrx.getActualRevisionRootPage().getMaxNodeKey() + 1, parentKey, 0, revision, id);
    final StructNodeDelegate structDel = new StructNodeDelegate(nodeDel, Fixed.NULL_NODE_KEY.getStandardProperty(), rightSibKey, leftSibKey, 0, 0);
    final NameNodeDelegate nameDel = new NameNodeDelegate(nodeDel, uriKey, prefixKey, localNameKey, pathNodeKey);
    final ValNodeDelegate valDel = new ValNodeDelegate(nodeDel, content, false);
    return (PINode) mPageWriteTrx.createEntry(nodeDel.getNodeKey(), new PINode(structDel, nameDel, valDel, mPageWriteTrx), PageKind.RECORDPAGE, -1, Optional.<UnorderedKeyValuePage>empty());
}