Examples with NodeProxy org.exist.dom.persistent.NodeProxy used on opensource projects

Example 26 with NodeProxy

use of org.exist.dom.persistent.NodeProxy in project exist by eXist-db.

the class Serializer method serialize.

public void serialize(NodeValue n, Writer out) throws SAXException {
    try {
        if (n.getItemType() == Type.DOCUMENT && !(n instanceof NodeProxy)) {
            setStylesheetFromProperties((Document) n);
        } else {
            setStylesheetFromProperties(n.getOwnerDocument());
        }
    } catch (final TransformerConfigurationException e) {
        throw new SAXException(e.getMessage(), e);
    }
    if (templates != null) {
        applyXSLHandler(out);
    } else
        setPrettyPrinter(out, "no".equals(outputProperties.getProperty(OutputKeys.OMIT_XML_DECLARATION, "yes")), n.getImplementationType() == NodeValue.PERSISTENT_NODE ? (NodeProxy) n : null, // setPrettyPrinter(out, false);
        false);
    serializeToReceiver(n, true);
    releasePrettyPrinter();
}

Example 27 with NodeProxy

use of org.exist.dom.persistent.NodeProxy in project exist by eXist-db.

the class Serializer method toSAX.

public void toSAX(NodeValue n) throws SAXException {
    try {
        if (n.getType() == Type.DOCUMENT && !(n instanceof NodeProxy)) {
            setStylesheetFromProperties((Document) n);
        } else {
            setStylesheetFromProperties(n.getOwnerDocument());
        }
    } catch (final TransformerConfigurationException e) {
        throw new SAXException(e.getMessage(), e);
    }
    setXSLHandler(n.getImplementationType() == NodeValue.PERSISTENT_NODE ? (NodeProxy) n : null, false);
    serializeToReceiver(n, "true".equals(getProperty(GENERATE_DOC_EVENTS, "false")));
}

Example 28 with NodeProxy

use of org.exist.dom.persistent.NodeProxy in project exist by eXist-db.

the class Serializer method hasXSLPi.

/**
 * Check if the document has an xml-stylesheet processing instruction
 * that references an XSLT stylesheet. Return the link to the stylesheet.
 *
 * @param doc the document
 * @return link to the stylesheet
 */
public String hasXSLPi(final Document doc) {
    final boolean applyXSLPI = outputProperties.getProperty(EXistOutputKeys.PROCESS_XSL_PI, "no").equalsIgnoreCase("yes");
    if (!applyXSLPI) {
        return null;
    }
    NodeList docChildren = doc.getChildNodes();
    if (docChildren.getLength() == 1) {
        final Node onlyChild = docChildren.item(0);
        if (onlyChild.getNodeType() == NodeImpl.REFERENCE_NODE) {
            // if this is a reference to a persistent document node then we must expand it
            final NodeProxy nodeProxy = ((ReferenceNode) onlyChild).getReference();
            if (nodeProxy.getNodeType() == Node.DOCUMENT_NODE) {
                // switch docChildren to the children of the dereferencedNode
                final Node dereferencedNode = nodeProxy.getNode();
                docChildren = dereferencedNode.getChildNodes();
            }
        }
    }
    for (int i = 0; i < docChildren.getLength(); i++) {
        final Node node = docChildren.item(i);
        if (node.getNodeType() == Node.PROCESSING_INSTRUCTION_NODE && "xml-stylesheet".equals(((ProcessingInstruction) node).getTarget())) {
            // found <?xml-stylesheet?>
            final String xsl = ((ProcessingInstruction) node).getData();
            final String type = XMLUtil.parseValue(xsl, "type");
            if (type != null && (type.equals(MimeType.XML_TYPE.getName()) || type.equals(MimeType.XSL_TYPE.getName()) || type.equals(MimeType.XSLT_TYPE.getName()))) {
                final String href = XMLUtil.parseValue(xsl, "href");
                if (href == null) {
                    continue;
                }
                return href;
            }
        }
    }
    return null;
}

Example 29 with NodeProxy

use of org.exist.dom.persistent.NodeProxy in project exist by eXist-db.

the class NativeStructuralIndexWorker method removeSome.

protected void removeSome() {
    if (pending.size() == 0) {
        return;
    }
    try {
        for (final Map.Entry<QName, List<NodeProxy>> entry : pending.entrySet()) {
            final QName qname = entry.getKey();
            try (final ManagedLock<ReentrantLock> btreeLock = index.lockManager.acquireBtreeWriteLock(index.btree.getLockName())) {
                final List<NodeProxy> nodes = entry.getValue();
                for (final NodeProxy proxy : nodes) {
                    final NodeId nodeId = proxy.getNodeId();
                    final byte[] key = computeKey(qname.getNameType(), qname, document.getDocId(), nodeId);
                    index.btree.removeValue(new Value(key));
                }
            } catch (final LockException e) {
                NativeStructuralIndex.LOG.warn("Failed to lock structural index: {}", e.getMessage(), e);
            } catch (final Exception e) {
                NativeStructuralIndex.LOG.warn("Exception caught while writing to structural index: {}", e.getMessage(), e);
            }
        }
    } finally {
        pending.clear();
    }
}

Example 30 with NodeProxy

use of org.exist.dom.persistent.NodeProxy in project exist by eXist-db.

the class NativeStructuralIndexWorker method processPending.

/**
 * Process the map of pending entries and store them into the btree.
 */
private void processPending() {
    if (pending.size() == 0 || index.btree == null) {
        return;
    }
    try {
        for (final Map.Entry<QName, List<NodeProxy>> entry : pending.entrySet()) {
            final QName qname = entry.getKey();
            try (final ManagedLock<ReentrantLock> btreeLock = index.lockManager.acquireBtreeWriteLock(index.btree.getLockName())) {
                final List<NodeProxy> nodes = entry.getValue();
                for (final NodeProxy proxy : nodes) {
                    final NodeId nodeId = proxy.getNodeId();
                    final byte[] key = computeKey(qname.getNameType(), qname, document.getDocId(), nodeId);
                    index.btree.addValue(new Value(key), computeValue(proxy));
                }
                final Value docKey = new Value(computeDocKey(qname.getNameType(), document.getDocId(), qname));
                if (index.btree.findValue(docKey) == -1) {
                    index.btree.addValue(docKey, 0);
                }
            } catch (final LockException e) {
                NativeStructuralIndex.LOG.warn("Failed to lock structural index: {}", e.getMessage(), e);
            // } catch (ReadOnlyException e) {
            // NativeStructuralIndex.LOG.warn("Read-only error: " + e.getMessage(), e);
            } catch (final Exception e) {
                NativeStructuralIndex.LOG.warn("Exception caught while writing to structural index: {}", e.getMessage(), e);
            }
        }
    } finally {
        pending.clear();
    }
}