Examples with NodeImpl org.exist.dom.memtree.NodeImpl used on opensource projects

Example 6 with NodeImpl

use of org.exist.dom.memtree.NodeImpl in project exist by eXist-db.

the class TestCase method loadVarFromString.

public NodeImpl loadVarFromString(XQueryContext context, String source) throws IOException {
    SAXAdapter adapter = new SAXAdapter(context);
    SAXParserFactory factory = ExistSAXParserFactory.getSAXParserFactory();
    factory.setNamespaceAware(true);
    XMLReader xr;
    try {
        SAXParser parser = factory.newSAXParser();
        xr = parser.getXMLReader();
        xr.setContentHandler(adapter);
        xr.setProperty(Namespaces.SAX_LEXICAL_HANDLER, adapter);
    } catch (Exception e) {
        throw new IOException(e);
    }
    try {
        InputSource src = new InputSource(new StringReader(source));
        xr.parse(src);
        return (NodeImpl) adapter.getDocument();
    } catch (SAXException e) {
        throw new IOException(e);
    }
}

Example 7 with NodeImpl

use of org.exist.dom.memtree.NodeImpl in project exist by eXist-db.

the class ParsingFunctions method parse.

private Sequence parse(final String xmlContent, final Sequence[] args) throws XPathException {
    final SAXAdapter adapter = new FragmentSAXAdapter(context, isCalledAs("parse-xml-fragment"));
    final ValidationReport report = validate(xmlContent, adapter);
    if (report.isValid()) {
        return adapter.getDocument();
    } else {
        try {
            context.pushDocumentContext();
            final MemTreeBuilder builder = context.getDocumentBuilder();
            final NodeImpl result = Shared.writeReport(report, builder);
            throw new XPathException(this, ErrorCodes.FODC0006, ErrorCodes.FODC0006.getDescription() + ": " + report.toString(), result);
        } finally {
            context.popDocumentContext();
        }
    }
}

Example 8 with NodeImpl

use of org.exist.dom.memtree.NodeImpl in project exist by eXist-db.

the class FunResolveQName method eval.

public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    if (context.getProfiler().isEnabled()) {
        context.getProfiler().start(this);
        context.getProfiler().message(this, Profiler.DEPENDENCIES, "DEPENDENCIES", Dependency.getDependenciesName(this.getDependencies()));
        if (contextSequence != null) {
            context.getProfiler().message(this, Profiler.START_SEQUENCES, "CONTEXT SEQUENCE", contextSequence);
        }
    }
    final Sequence qnameSeq = args[0];
    if (qnameSeq.isEmpty()) {
        return EmptySequence.EMPTY_SEQUENCE;
    } else {
        context.pushInScopeNamespaces();
        final String qnameString = args[0].getStringValue();
        if (QName.isQName(qnameString) == VALID.val) {
            try {
                String prefix = QName.extractPrefix(qnameString);
                if (prefix == null) {
                    prefix = "";
                }
                String uri = null;
                final NodeValue node = (NodeValue) args[1].itemAt(0);
                if (node.getImplementationType() == NodeValue.PERSISTENT_NODE) {
                    NodeProxy proxy = (NodeProxy) node;
                    final NodeSet ancestors = proxy.getAncestors(contextId, true);
                    for (NodeProxy ancestor : ancestors) {
                        proxy = ancestor;
                        final ElementImpl e = (ElementImpl) proxy.getNode();
                        uri = findNamespaceURI(e, prefix);
                        if (uri != null) {
                            break;
                        }
                    }
                } else {
                    NodeImpl next = (NodeImpl) node;
                    do {
                        uri = findNamespaceURI((org.exist.dom.memtree.ElementImpl) next, prefix);
                        if (uri != null) {
                            break;
                        } else {
                            next = (NodeImpl) next.getParentNode();
                        }
                    } while (next != null && next.getNodeType() == Node.ELEMENT_NODE);
                }
                if (uri == null && prefix != null && !prefix.isEmpty()) {
                    throw new XPathException(this, ErrorCodes.FONS0004, "No namespace found for prefix. No binding for prefix '" + prefix + "' was found.", args[0]);
                }
                final String localPart = QName.extractLocalName(qnameString);
                final QName qn = new QName(localPart, uri, prefix);
                final QNameValue result = new QNameValue(context, qn);
                if (context.getProfiler().isEnabled()) {
                    context.getProfiler().end(this, "", result);
                }
                context.popInScopeNamespaces();
                return result;
            } catch (final QName.IllegalQNameException e) {
                throw new XPathException(this, ErrorCodes.FOCA0002, "Invalid lexical value. '" + qnameString + "' is not a QName.", args[0]);
            }
        } else {
            throw new XPathException(this, ErrorCodes.FOCA0002, "Invalid lexical value. '" + qnameString + "' is not a QName.", args[0]);
        }
    }
}

Example 9 with NodeImpl

use of org.exist.dom.memtree.NodeImpl in project exist by eXist-db.

the class FunRoot method eval.

/* (non-Javadoc)
         * @see org.exist.xquery.Expression#eval(org.exist.dom.persistent.DocumentSet, org.exist.xquery.value.Sequence, org.exist.xquery.value.Item)
         */
public Sequence eval(Sequence contextSequence, Item contextItem) throws XPathException {
    if (context.getProfiler().isEnabled()) {
        context.getProfiler().start(this);
        context.getProfiler().message(this, Profiler.DEPENDENCIES, "DEPENDENCIES", Dependency.getDependenciesName(this.getDependencies()));
        if (contextSequence != null) {
            context.getProfiler().message(this, Profiler.START_SEQUENCES, "CONTEXT SEQUENCE", contextSequence);
        }
        if (contextItem != null) {
            context.getProfiler().message(this, Profiler.START_SEQUENCES, "CONTEXT ITEM", contextItem.toSequence());
        }
    }
    Sequence seq;
    Sequence result;
    Item item;
    if (contextItem != null) {
        contextSequence = contextItem.toSequence();
    }
    if (contextSequence == null || contextSequence.isEmpty()) {
        result = Sequence.EMPTY_SEQUENCE;
    }
    // If we have one argumment, we take it into account
    if (getSignature().getArgumentCount() > 0) {
        seq = getArgument(0).eval(contextSequence, contextItem);
    } else // Otherwise, we take the context sequence and we iterate over it
    {
        seq = contextSequence;
    }
    if (seq == null) {
        throw new XPathException(this, ErrorCodes.XPDY0002, "Undefined context item");
    }
    if (seq.isPersistentSet()) {
        result = new ExtArrayNodeSet(seq.getItemCount());
    } else {
        result = new ValueSequence(seq.getItemCount());
    }
    for (final SequenceIterator i = seq.iterate(); i.hasNext(); ) {
        item = i.nextItem();
        if (!Type.subTypeOf(item.getType(), Type.NODE)) {
            throw new XPathException(this, ErrorCodes.XPTY0004, "Item is not a node; got '" + item + "'", seq);
        }
        final Sequence s = item.toSequence();
        if (s.isPersistentSet()) {
            final NodeProxy p = s.toNodeSet().get(0);
            result.add(new NodeProxy(p.getOwnerDocument()));
        } else {
            if (seq.hasOne() && item.getType() == Type.ATTRIBUTE) {
                result.add(item);
            } else if (item.getType() == Type.DOCUMENT) {
                result.add((DocumentImpl) item);
            } else {
                result.add(((NodeImpl) item).getOwnerDocument());
            }
        }
    }
    if (context.getProfiler().isEnabled()) {
        context.getProfiler().end(this, "", result);
    }
    return result;
}

Example 10 with NodeImpl

use of org.exist.dom.memtree.NodeImpl in project exist by eXist-db.

the class ValueSequence method expand.

/**
 * Scan the sequence and check all in-memory documents.
 * They may contains references to nodes stored in the database.
 * Expand those references to get a pure in-memory DOM tree.
 */
private void expand() {
    final Set<DocumentImpl> docs = new HashSet<>();
    for (int i = 0; i <= size; i++) {
        final NodeImpl node = (NodeImpl) values[i];
        final DocumentImpl ownerDoc = node.getNodeType() == Node.DOCUMENT_NODE ? (DocumentImpl) node : node.getOwnerDocument();
        if (ownerDoc.hasReferenceNodes()) {
            docs.add(ownerDoc);
        }
    }
    for (final DocumentImpl doc : docs) {
        doc.expand();
    }
}