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

Example 36 with UnorderedKeyValuePage

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

the class NodeFactoryImpl method createAttributeNode.

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

Example 37 with UnorderedKeyValuePage

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

the class NodeFactoryImpl method createElementNode.

@Override
public ElementNode createElementNode(@Nonnegative final long parentKey, @Nonnegative final long leftSibKey, @Nonnegative final long rightSibKey, final long hash, @Nonnull final QNm name, @Nonnegative final long pathNodeKey, final Optional<SirixDeweyID> id) throws SirixIOException {
    final int uriKey = name.getNamespaceURI() != null && !name.getNamespaceURI().isEmpty() ? mPageWriteTrx.createNameKey(name.getNamespaceURI(), Kind.NAMESPACE) : -1;
    final int prefixKey = name.getPrefix() != null && !name.getPrefix().isEmpty() ? mPageWriteTrx.createNameKey(name.getPrefix(), Kind.ELEMENT) : -1;
    final int localNameKey = mPageWriteTrx.createNameKey(name.getLocalName(), Kind.ELEMENT);
    final long revision = mPageWriteTrx.getRevisionNumber();
    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);
    return (ElementNode) mPageWriteTrx.createEntry(nodeDel.getNodeKey(), new ElementNode(structDel, nameDel, new ArrayList<Long>(), HashBiMap.<Long, Long>create(), new ArrayList<Long>(), name), PageKind.RECORDPAGE, -1, Optional.<UnorderedKeyValuePage>empty());
}

Example 38 with UnorderedKeyValuePage

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

the class PageReadTrxImpl method getRecord.

@Override
public Optional<Record> getRecord(final long nodeKey, final PageKind pageKind, @Nonnegative final int index) {
    checkNotNull(pageKind);
    assertNotClosed();
    if (nodeKey == Fixed.NULL_NODE_KEY.getStandardProperty()) {
        return Optional.empty();
    }
    final long recordPageKey = pageKey(nodeKey);
    final PageContainer cont;
    try {
        switch(pageKind) {
            case RECORDPAGE:
            case PATHSUMMARYPAGE:
            case PATHPAGE:
            case CASPAGE:
            case NAMEPAGE:
                cont = mNodeCache.get(new IndexLogKey(pageKind, recordPageKey, index));
                break;
            default:
                throw new IllegalStateException();
        }
    } catch (final ExecutionException | UncheckedExecutionException e) {
        throw new SirixIOException(e.getCause());
    }
    if (PageContainer.emptyInstance().equals(cont)) {
        return Optional.empty();
    }
    final Record retVal = ((UnorderedKeyValuePage) cont.getComplete()).getValue(nodeKey);
    return checkItemIfDeleted(retVal);
}

Example 39 with UnorderedKeyValuePage

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

the class PageWriteTrxImpl method prepareEntryForModification.

@Override
public Record prepareEntryForModification(@Nonnegative final Long recordKey, final PageKind pageKind, final int index, final Optional<UnorderedKeyValuePage> keyValuePage) throws SirixIOException {
    mPageRtx.assertNotClosed();
    checkNotNull(recordKey);
    checkArgument(recordKey >= 0, "recordKey must be >= 0!");
    checkNotNull(pageKind);
    checkNotNull(keyValuePage);
    final long recordPageKey = mPageRtx.pageKey(recordKey);
    final PageContainer cont = prepareRecordPage(recordPageKey, index, pageKind);
    Record record = ((UnorderedKeyValuePage) cont.getModified()).getValue(recordKey);
    if (record == null) {
        final Record oldRecord = ((UnorderedKeyValuePage) cont.getComplete()).getValue(recordKey);
        if (oldRecord == null) {
            throw new SirixIOException("Cannot retrieve record from cache!");
        }
        record = oldRecord;
        ((UnorderedKeyValuePage) cont.getModified()).setEntry(record.getNodeKey(), record);
    }
    return record;
}

Example 40 with UnorderedKeyValuePage

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

the class PageWriteTrxImpl method createEntry.

@Override
public Record createEntry(final Long key, final Record record, final PageKind pageKind, final int index, final Optional<UnorderedKeyValuePage> keyValuePage) throws SirixIOException {
    mPageRtx.assertNotClosed();
    // Allocate record key and increment record count.
    long recordKey;
    switch(pageKind) {
        case RECORDPAGE:
            recordKey = mNewRoot.incrementAndGetMaxNodeKey();
            break;
        case PATHSUMMARYPAGE:
            final PathSummaryPage pathSummaryPage = ((PathSummaryPage) mNewRoot.getPathSummaryPageReference().getPage());
            recordKey = pathSummaryPage.incrementAndGetMaxNodeKey(index);
            break;
        case CASPAGE:
            final CASPage casPage = ((CASPage) mNewRoot.getCASPageReference().getPage());
            recordKey = casPage.incrementAndGetMaxNodeKey(index);
            break;
        case PATHPAGE:
            final PathPage pathPage = ((PathPage) mNewRoot.getPathPageReference().getPage());
            recordKey = pathPage.incrementAndGetMaxNodeKey(index);
            break;
        case NAMEPAGE:
            final NamePage namePage = ((NamePage) mNewRoot.getNamePageReference().getPage());
            recordKey = namePage.incrementAndGetMaxNodeKey(index);
            break;
        default:
            throw new IllegalStateException();
    }
    final long recordPageKey = mPageRtx.pageKey(recordKey);
    final PageContainer cont = prepareRecordPage(recordPageKey, index, pageKind);
    @SuppressWarnings("unchecked") final KeyValuePage<Long, Record> modified = (KeyValuePage<Long, Record>) cont.getModified();
    modified.setEntry(record.getNodeKey(), record);
    return record;
}