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Example 6 with NotificationService

use of org.exist.storage.NotificationService in project exist by eXist-db.

the class Update method eval.

/* (non-Javadoc)
     * @see org.exist.xquery.AbstractExpression#eval(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());
        }
    }
    if (contextItem != null) {
        contextSequence = contextItem.toSequence();
    }
    final Sequence contentSeq = value.eval(contextSequence);
    if (contentSeq.isEmpty()) {
        throw new XPathException(this, Messages.getMessage(Error.UPDATE_EMPTY_CONTENT));
    }
    final Sequence inSeq = select.eval(contextSequence);
    /* If we try and Update a node at an invalid location,
         * trap the error in a context variable,
         * this is then accessible from xquery via. the context extension module - deliriumsky
         * TODO: This trapping could be expanded further - basically where XPathException is thrown from thiss class
         * TODO: Maybe we could provide more detailed messages in the trap, e.g. couldnt update node `xyz` into `abc` becuase... this would be nicer for the end user of the xquery application
         */
    if (!Type.subTypeOf(inSeq.getItemType(), Type.NODE)) {
        // Indicate the failure to perform this update by adding it to the sequence in the context variable XQueryContext.XQUERY_CONTEXTVAR_XQUERY_UPDATE_ERROR
        ValueSequence prevUpdateErrors = null;
        final XPathException xpe = new XPathException(this, Messages.getMessage(Error.UPDATE_SELECT_TYPE));
        final Object ctxVarObj = context.getAttribute(XQueryContext.XQUERY_CONTEXTVAR_XQUERY_UPDATE_ERROR);
        if (ctxVarObj == null) {
            prevUpdateErrors = new ValueSequence();
        } else {
            prevUpdateErrors = (ValueSequence) XPathUtil.javaObjectToXPath(ctxVarObj, context);
        }
        prevUpdateErrors.add(new StringValue(xpe.getMessage()));
        context.setAttribute(XQueryContext.XQUERY_CONTEXTVAR_XQUERY_UPDATE_ERROR, prevUpdateErrors);
        if (!inSeq.isEmpty()) {
            // TODO: should we trap this instead of throwing an exception - deliriumsky?
            throw xpe;
        }
    }
    if (!inSeq.isEmpty()) {
        context.pushInScopeNamespaces();
        // start a transaction
        try (final Txn transaction = getTransaction()) {
            final NotificationService notifier = context.getBroker().getBrokerPool().getNotificationService();
            final StoredNode[] ql = selectAndLock(transaction, inSeq);
            for (final StoredNode node : ql) {
                final DocumentImpl doc = node.getOwnerDocument();
                if (!doc.getPermissions().validate(context.getSubject(), Permission.WRITE)) {
                    throw new XPathException(this, "User '" + context.getSubject().getName() + "' does not have permission to write to the document '" + doc.getDocumentURI() + "'!");
                }
                // update the document
                switch(node.getNodeType()) {
                    case Node.ELEMENT_NODE:
                        final NodeListImpl content = new NodeListImpl();
                        for (final SequenceIterator j = contentSeq.iterate(); j.hasNext(); ) {
                            final Item next = j.nextItem();
                            if (Type.subTypeOf(next.getType(), Type.NODE)) {
                                content.add(((NodeValue) next).getNode());
                            } else {
                                final TextImpl text = new TextImpl(next.getStringValue());
                                content.add(text);
                            }
                        }
                        ((ElementImpl) node).update(transaction, content);
                        break;
                    case Node.TEXT_NODE:
                        final ElementImpl textParent = (ElementImpl) node.getParentNode();
                        final TextImpl text = new TextImpl(contentSeq.getStringValue());
                        text.setOwnerDocument(doc);
                        textParent.updateChild(transaction, node, text);
                        break;
                    case Node.ATTRIBUTE_NODE:
                        final ElementImpl attrParent = (ElementImpl) ((Attr) node).getOwnerElement();
                        if (attrParent == null) {
                            LOG.warn("parent node not found for {}", node.getNodeId());
                            break;
                        }
                        final AttrImpl attr = (AttrImpl) node;
                        final AttrImpl attribute = new AttrImpl(attr.getQName(), contentSeq.getStringValue(), context.getBroker().getBrokerPool().getSymbols());
                        attribute.setOwnerDocument(doc);
                        attrParent.updateChild(transaction, node, attribute);
                        break;
                    default:
                        throw new XPathException(this, "unsupported node-type");
                }
                doc.setLastModified(System.currentTimeMillis());
                modifiedDocuments.add(doc);
                context.getBroker().storeXMLResource(transaction, doc);
                notifier.notifyUpdate(doc, UpdateListener.UPDATE);
            }
            finishTriggers(transaction);
            // commit the transaction
            transaction.commit();
        } catch (final LockException | EXistException | TriggerException e) {
            throw new XPathException(this, e.getMessage(), e);
        } finally {
            unlockDocuments();
            context.popInScopeNamespaces();
        }
    }
    if (context.getProfiler().isEnabled()) {
        context.getProfiler().end(this, "", Sequence.EMPTY_SEQUENCE);
    }
    return Sequence.EMPTY_SEQUENCE;
}
Also used : NodeListImpl(org.exist.dom.NodeListImpl) XPathException(org.exist.xquery.XPathException) NotificationService(org.exist.storage.NotificationService) ValueSequence(org.exist.xquery.value.ValueSequence) Sequence(org.exist.xquery.value.Sequence) Txn(org.exist.storage.txn.Txn) AttrImpl(org.exist.dom.persistent.AttrImpl) EXistException(org.exist.EXistException) DocumentImpl(org.exist.dom.persistent.DocumentImpl) TextImpl(org.exist.dom.persistent.TextImpl) Item(org.exist.xquery.value.Item) ElementImpl(org.exist.dom.persistent.ElementImpl) SequenceIterator(org.exist.xquery.value.SequenceIterator) LockException(org.exist.util.LockException) ValueSequence(org.exist.xquery.value.ValueSequence) StringValue(org.exist.xquery.value.StringValue) TriggerException(org.exist.collections.triggers.TriggerException) StoredNode(org.exist.dom.persistent.StoredNode)

Example 7 with NotificationService

use of org.exist.storage.NotificationService in project exist by eXist-db.

the class Replace method process.

@Override
public long process(Txn transaction) throws PermissionDeniedException, LockException, EXistException, XPathException, TriggerException {
    final NodeList children = content;
    if (children.getLength() == 0) {
        return 0;
    }
    if (children.getLength() > 1) {
        throw new EXistException("xupdate:replace requires exactly one content node");
    }
    LOG.debug("processing replace ...");
    int modifications = children.getLength();
    try {
        final StoredNode[] ql = selectAndLock(transaction);
        final NotificationService notifier = broker.getBrokerPool().getNotificationService();
        Node temp;
        TextImpl text;
        AttrImpl attribute;
        ElementImpl parent;
        for (final StoredNode node : ql) {
            if (node == null) {
                LOG.warn("select {} returned empty node set", selectStmt);
                continue;
            }
            final DocumentImpl doc = node.getOwnerDocument();
            if (!doc.getPermissions().validate(broker.getCurrentSubject(), Permission.WRITE)) {
                throw new PermissionDeniedException("User '" + broker.getCurrentSubject().getName() + "' does not have permission to write to the document '" + doc.getDocumentURI() + "'!");
            }
            parent = (ElementImpl) node.getParentStoredNode();
            if (parent == null) {
                throw new EXistException("The root element of a document can not be replaced with 'xu:replace'. " + "Please consider removing the document or use 'xu:update' to just replace the children of the root.");
            }
            switch(node.getNodeType()) {
                case Node.ELEMENT_NODE:
                    if (modifications == 0) {
                        modifications = 1;
                    }
                    temp = children.item(0);
                    parent.replaceChild(transaction, temp, node);
                    break;
                case Node.TEXT_NODE:
                    temp = children.item(0);
                    text = new TextImpl(temp.getNodeValue());
                    modifications = 1;
                    text.setOwnerDocument(doc);
                    parent.updateChild(transaction, node, text);
                    break;
                case Node.ATTRIBUTE_NODE:
                    final AttrImpl attr = (AttrImpl) node;
                    temp = children.item(0);
                    attribute = new AttrImpl(attr.getQName(), temp.getNodeValue(), broker.getBrokerPool().getSymbols());
                    attribute.setOwnerDocument(doc);
                    parent.updateChild(transaction, node, attribute);
                    break;
                default:
                    throw new EXistException("unsupported node-type");
            }
            doc.setLastModified(System.currentTimeMillis());
            modifiedDocuments.add(doc);
            broker.storeXMLResource(transaction, doc);
            notifier.notifyUpdate(doc, UpdateListener.UPDATE);
        }
        checkFragmentation(transaction, modifiedDocuments);
    } finally {
        unlockDocuments(transaction);
    }
    return modifications;
}
Also used : ElementImpl(org.exist.dom.persistent.ElementImpl) NodeList(org.w3c.dom.NodeList) StoredNode(org.exist.dom.persistent.StoredNode) Node(org.w3c.dom.Node) NotificationService(org.exist.storage.NotificationService) PermissionDeniedException(org.exist.security.PermissionDeniedException) EXistException(org.exist.EXistException) AttrImpl(org.exist.dom.persistent.AttrImpl) DocumentImpl(org.exist.dom.persistent.DocumentImpl) TextImpl(org.exist.dom.persistent.TextImpl) StoredNode(org.exist.dom.persistent.StoredNode)

Example 8 with NotificationService

use of org.exist.storage.NotificationService in project exist by eXist-db.

the class Rename method process.

@Override
public long process(Txn transaction) throws PermissionDeniedException, LockException, EXistException, XPathException, TriggerException {
    final NodeList children = content;
    if (children.getLength() == 0) {
        return 0;
    }
    int modificationCount = 0;
    try {
        final StoredNode[] ql = selectAndLock(transaction);
        final NotificationService notifier = broker.getBrokerPool().getNotificationService();
        final String newName = children.item(0).getTextContent();
        for (final StoredNode node : ql) {
            final DocumentImpl doc = node.getOwnerDocument();
            if (!doc.getPermissions().validate(broker.getCurrentSubject(), Permission.WRITE)) {
                throw new PermissionDeniedException("User '" + broker.getCurrentSubject().getName() + "' does not have permission to write to the document '" + doc.getDocumentURI() + "'!");
            }
            final NodeImpl parent = (NodeImpl) getParent(node);
            // update the document
            final NamedNode newNode;
            switch(node.getNodeType()) {
                case Node.ELEMENT_NODE:
                    newNode = new ElementImpl((ElementImpl) node);
                    break;
                case Node.ATTRIBUTE_NODE:
                    newNode = new AttrImpl((AttrImpl) node);
                    break;
                default:
                    throw new EXistException("unsupported node-type");
            }
            newNode.setNodeName(new QName(newName, "", null));
            parent.updateChild(transaction, node, newNode);
            modificationCount++;
            doc.setLastModified(System.currentTimeMillis());
            modifiedDocuments.add(doc);
            broker.storeXMLResource(transaction, doc);
            notifier.notifyUpdate(doc, UpdateListener.UPDATE);
        }
        checkFragmentation(transaction, modifiedDocuments);
    } finally {
        unlockDocuments(transaction);
    }
    return modificationCount;
}
Also used : QName(org.exist.dom.QName) NodeList(org.w3c.dom.NodeList) NotificationService(org.exist.storage.NotificationService) EXistException(org.exist.EXistException) PermissionDeniedException(org.exist.security.PermissionDeniedException)

Example 9 with NotificationService

use of org.exist.storage.NotificationService in project exist by eXist-db.

the class Delete method eval.

/* (non-Javadoc)
     * @see org.exist.xquery.AbstractExpression#eval(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());
        }
    }
    if (contextItem != null) {
        contextSequence = contextItem.toSequence();
    }
    final Sequence inSeq = select.eval(contextSequence);
    /* If we try and Delete a node at an invalid location,
         * trap the error in a context variable,
         * this is then accessible from xquery via. the context extension module - deliriumsky
         * TODO: This trapping could be expanded further - basically where XPathException is thrown from thiss class
         * TODO: Maybe we could provide more detailed messages in the trap, e.g. couldnt delete node `xyz` into `abc` becuase... this would be nicer for the end user of the xquery application 
         */
    if (!Type.subTypeOf(inSeq.getItemType(), Type.NODE)) {
        // Indicate the failure to perform this update by adding it to the sequence in the context variable XQueryContext.XQUERY_CONTEXTVAR_XQUERY_UPDATE_ERROR
        ValueSequence prevUpdateErrors = null;
        final XPathException xpe = new XPathException(this, Messages.getMessage(Error.UPDATE_SELECT_TYPE));
        final Object ctxVarObj = context.getAttribute(XQueryContext.XQUERY_CONTEXTVAR_XQUERY_UPDATE_ERROR);
        if (ctxVarObj == null) {
            prevUpdateErrors = new ValueSequence();
        } else {
            prevUpdateErrors = (ValueSequence) XPathUtil.javaObjectToXPath(ctxVarObj, context);
        }
        prevUpdateErrors.add(new StringValue(xpe.getMessage()));
        context.setAttribute(XQueryContext.XQUERY_CONTEXTVAR_XQUERY_UPDATE_ERROR, prevUpdateErrors);
        if (!inSeq.isEmpty()) {
            // TODO: should we trap this instead of throwing an exception - deliriumsky?
            throw xpe;
        }
    }
    if (!inSeq.isEmpty()) {
        // start a transaction
        try (final Txn transaction = getTransaction()) {
            final NotificationService notifier = context.getBroker().getBrokerPool().getNotificationService();
            final StoredNode[] ql = selectAndLock(transaction, inSeq);
            for (final StoredNode node : ql) {
                final DocumentImpl doc = node.getOwnerDocument();
                if (!doc.getPermissions().validate(context.getSubject(), Permission.WRITE)) {
                    // transact.abort(transaction);
                    throw new PermissionDeniedException("User '" + context.getSubject().getName() + "' does not have permission to write to the document '" + doc.getDocumentURI() + "'!");
                }
                // update the document
                final NodeImpl parent = (NodeImpl) getParent(node);
                if (parent == null) {
                    LOG.debug("Cannot remove the document element (no parent node)");
                    throw new XPathException(this, "It is not possible to remove the document element.");
                } else if (parent.getNodeType() != Node.ELEMENT_NODE) {
                    if (LOG.isDebugEnabled()) {
                        LOG.debug("parent = {}; {}", parent.getNodeType(), parent.getNodeName());
                    }
                    // transact.abort(transaction);
                    throw new XPathException(this, "you cannot remove the document element. Use update " + "instead");
                } else {
                    parent.removeChild(transaction, node);
                }
                doc.setLastModified(System.currentTimeMillis());
                modifiedDocuments.add(doc);
                context.getBroker().storeXMLResource(transaction, doc);
                notifier.notifyUpdate(doc, UpdateListener.UPDATE);
            }
            finishTriggers(transaction);
            // commit the transaction
            transaction.commit();
        } catch (final EXistException | PermissionDeniedException | LockException | TriggerException e) {
            throw new XPathException(this, e.getMessage(), e);
        } finally {
            unlockDocuments();
        }
    }
    if (context.getProfiler().isEnabled()) {
        context.getProfiler().end(this, "", Sequence.EMPTY_SEQUENCE);
    }
    return Sequence.EMPTY_SEQUENCE;
}
Also used : NodeImpl(org.exist.dom.persistent.NodeImpl) XPathException(org.exist.xquery.XPathException) NotificationService(org.exist.storage.NotificationService) ValueSequence(org.exist.xquery.value.ValueSequence) Sequence(org.exist.xquery.value.Sequence) Txn(org.exist.storage.txn.Txn) EXistException(org.exist.EXistException) DocumentImpl(org.exist.dom.persistent.DocumentImpl) LockException(org.exist.util.LockException) ValueSequence(org.exist.xquery.value.ValueSequence) PermissionDeniedException(org.exist.security.PermissionDeniedException) StringValue(org.exist.xquery.value.StringValue) TriggerException(org.exist.collections.triggers.TriggerException) StoredNode(org.exist.dom.persistent.StoredNode)

Example 10 with NotificationService

use of org.exist.storage.NotificationService in project exist by eXist-db.

the class Replace method eval.

/* (non-Javadoc)
     * @see org.exist.xquery.AbstractExpression#eval(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());
        }
    }
    if (contextItem != null) {
        contextSequence = contextItem.toSequence();
    }
    final Sequence inSeq = select.eval(contextSequence);
    if (inSeq.isEmpty()) {
        return Sequence.EMPTY_SEQUENCE;
    }
    /* If we try and Replace a node at an invalid location,
         * trap the error in a context variable,
         * this is then accessible from xquery via. the context extension module - deliriumsky
         * TODO: This trapping could be expanded further - basically where XPathException is thrown from thiss class
         * TODO: Maybe we could provide more detailed messages in the trap, e.g. couldnt replace node `xyz` into `abc` becuase... this would be nicer for the end user of the xquery application
         */
    if (!Type.subTypeOf(inSeq.getItemType(), Type.NODE)) {
        // Indicate the failure to perform this update by adding it to the sequence in the context variable XQueryContext.XQUERY_CONTEXTVAR_XQUERY_UPDATE_ERROR
        ValueSequence prevUpdateErrors = null;
        final XPathException xpe = new XPathException(this, Messages.getMessage(Error.UPDATE_SELECT_TYPE));
        final Object ctxVarObj = context.getAttribute(XQueryContext.XQUERY_CONTEXTVAR_XQUERY_UPDATE_ERROR);
        if (ctxVarObj == null) {
            prevUpdateErrors = new ValueSequence();
        } else {
            prevUpdateErrors = (ValueSequence) XPathUtil.javaObjectToXPath(ctxVarObj, context);
        }
        prevUpdateErrors.add(new StringValue(xpe.getMessage()));
        context.setAttribute(XQueryContext.XQUERY_CONTEXTVAR_XQUERY_UPDATE_ERROR, prevUpdateErrors);
        if (!inSeq.isEmpty()) {
            // TODO: should we trap this instead of throwing an exception - deliriumsky?
            throw xpe;
        }
    }
    // END trap Replace failure
    Sequence contentSeq = value.eval(contextSequence);
    if (contentSeq.isEmpty()) {
        throw new XPathException(this, Messages.getMessage(Error.UPDATE_EMPTY_CONTENT));
    }
    context.pushInScopeNamespaces();
    contentSeq = deepCopy(contentSeq);
    // start a transaction
    try (final Txn transaction = getTransaction()) {
        final StoredNode[] ql = selectAndLock(transaction, inSeq);
        final NotificationService notifier = context.getBroker().getBrokerPool().getNotificationService();
        Item temp;
        TextImpl text;
        AttrImpl attribute;
        ElementImpl parent;
        for (final StoredNode node : ql) {
            final DocumentImpl doc = node.getOwnerDocument();
            if (!doc.getPermissions().validate(context.getSubject(), Permission.WRITE)) {
                throw new PermissionDeniedException("User '" + context.getSubject().getName() + "' does not have permission to write to the document '" + doc.getDocumentURI() + "'!");
            }
            // update the document
            parent = (ElementImpl) node.getParentStoredNode();
            if (parent == null) {
                throw new XPathException(this, "The root element of a document can not be replaced with 'update replace'. " + "Please consider removing the document or use 'update value' to just replace the children of the root.");
            }
            switch(node.getNodeType()) {
                case Node.ELEMENT_NODE:
                    temp = contentSeq.itemAt(0);
                    if (!Type.subTypeOf(temp.getType(), Type.NODE)) {
                        throw new XPathException(this, Messages.getMessage(Error.UPDATE_REPLACE_ELEM_TYPE, Type.getTypeName(temp.getType())));
                    }
                    parent.replaceChild(transaction, ((NodeValue) temp).getNode(), node);
                    break;
                case Node.TEXT_NODE:
                    text = new TextImpl(contentSeq.getStringValue());
                    text.setOwnerDocument(doc);
                    parent.updateChild(transaction, node, text);
                    break;
                case Node.ATTRIBUTE_NODE:
                    final AttrImpl attr = (AttrImpl) node;
                    attribute = new AttrImpl(attr.getQName(), contentSeq.getStringValue(), context.getBroker().getBrokerPool().getSymbols());
                    attribute.setOwnerDocument(doc);
                    parent.updateChild(transaction, node, attribute);
                    break;
                default:
                    throw new EXistException("unsupported node-type");
            }
            doc.setLastModified(System.currentTimeMillis());
            modifiedDocuments.add(doc);
            context.getBroker().storeXMLResource(transaction, doc);
            notifier.notifyUpdate(doc, UpdateListener.UPDATE);
        }
        finishTriggers(transaction);
        // commit the transaction
        transaction.commit();
    } catch (final LockException | PermissionDeniedException | EXistException | TriggerException e) {
        throw new XPathException(this, e.getMessage(), e);
    } finally {
        unlockDocuments();
        context.popInScopeNamespaces();
    }
    if (context.getProfiler().isEnabled()) {
        context.getProfiler().end(this, "", Sequence.EMPTY_SEQUENCE);
    }
    return Sequence.EMPTY_SEQUENCE;
}
Also used : XPathException(org.exist.xquery.XPathException) NotificationService(org.exist.storage.NotificationService) ValueSequence(org.exist.xquery.value.ValueSequence) Sequence(org.exist.xquery.value.Sequence) Txn(org.exist.storage.txn.Txn) AttrImpl(org.exist.dom.persistent.AttrImpl) EXistException(org.exist.EXistException) DocumentImpl(org.exist.dom.persistent.DocumentImpl) TextImpl(org.exist.dom.persistent.TextImpl) Item(org.exist.xquery.value.Item) ElementImpl(org.exist.dom.persistent.ElementImpl) LockException(org.exist.util.LockException) ValueSequence(org.exist.xquery.value.ValueSequence) PermissionDeniedException(org.exist.security.PermissionDeniedException) StringValue(org.exist.xquery.value.StringValue) TriggerException(org.exist.collections.triggers.TriggerException) StoredNode(org.exist.dom.persistent.StoredNode)

Aggregations

NotificationService (org.exist.storage.NotificationService)11 PermissionDeniedException (org.exist.security.PermissionDeniedException)10 EXistException (org.exist.EXistException)9 DocumentImpl (org.exist.dom.persistent.DocumentImpl)9 StoredNode (org.exist.dom.persistent.StoredNode)9 NodeList (org.w3c.dom.NodeList)6 TriggerException (org.exist.collections.triggers.TriggerException)5 Txn (org.exist.storage.txn.Txn)5 LockException (org.exist.util.LockException)5 Sequence (org.exist.xquery.value.Sequence)5 StringValue (org.exist.xquery.value.StringValue)5 ValueSequence (org.exist.xquery.value.ValueSequence)5 AttrImpl (org.exist.dom.persistent.AttrImpl)4 ElementImpl (org.exist.dom.persistent.ElementImpl)4 NodeImpl (org.exist.dom.persistent.NodeImpl)4 TextImpl (org.exist.dom.persistent.TextImpl)4 XPathException (org.exist.xquery.XPathException)4 Item (org.exist.xquery.value.Item)3 QName (org.exist.dom.QName)2 Node (org.w3c.dom.Node)2