Examples with StringValue org.exist.xquery.value.StringValue used on opensource projects

Example 6 with StringValue

use of org.exist.xquery.value.StringValue in project exist by eXist-db.

the class NodeId method eval.

/* (non-Javadoc)
	 * @see org.exist.xquery.BasicFunction#eval(org.exist.xquery.value.Sequence[], org.exist.xquery.value.Sequence)
	 */
public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    final NodeValue docNode = (NodeValue) args[0].itemAt(0);
    org.exist.numbering.NodeId nodeId;
    if (docNode.getImplementationType() == NodeValue.IN_MEMORY_NODE) {
        nodeId = ((NodeImpl) docNode).getNodeId();
    } else {
        nodeId = ((NodeProxy) docNode).getNodeId();
    }
    return new StringValue(nodeId.toString());
}

Example 7 with StringValue

use of org.exist.xquery.value.StringValue in project exist by eXist-db.

the class ModuleInfo method eval.

/* (non-Javadoc)
	 * @see org.exist.xquery.BasicFunction#eval(org.exist.xquery.value.Sequence[], org.exist.xquery.value.Sequence)
	 */
@SuppressWarnings("unchecked")
public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    if ("get-module-description".equals(getSignature().getName().getLocalPart())) {
        final String uri = args[0].getStringValue();
        final Module[] modules = context.getModules(uri);
        if (isEmpty(modules)) {
            throw new XPathException(this, "No module found matching namespace URI: " + uri);
        }
        final Sequence result = new ValueSequence();
        for (final Module module : modules) {
            result.add(new StringValue(module.getDescription()));
        }
        return result;
    } else if ("is-module-registered".equals(getSignature().getName().getLocalPart())) {
        final String uri = args[0].getStringValue();
        final Module[] modules = context.getModules(uri);
        return new BooleanValue(modules != null && modules.length > 0);
    } else if ("mapped-modules".equals(getSignature().getName().getLocalPart())) {
        final ValueSequence resultSeq = new ValueSequence();
        for (final Iterator<String> i = context.getMappedModuleURIs(); i.hasNext(); ) {
            resultSeq.add(new StringValue(i.next()));
        }
        return resultSeq;
    } else if ("is-module-mapped".equals(getSignature().getName().getLocalPart())) {
        final String uri = args[0].getStringValue();
        return new BooleanValue(((Map<String, String>) context.getBroker().getConfiguration().getProperty(XQueryContext.PROPERTY_STATIC_MODULE_MAP)).get(uri) != null);
    } else if ("map-module".equals(getSignature().getName().getLocalPart())) {
        if (!context.getSubject().hasDbaRole()) {
            final XPathException xPathException = new XPathException(this, "Permission denied, calling user '" + context.getSubject().getName() + "' must be a DBA to call this function.");
            logger.error("Invalid user", xPathException);
            throw xPathException;
        }
        final String namespace = args[0].getStringValue();
        final String location = args[1].getStringValue();
        final Map<String, String> moduleMap = (Map<String, String>) context.getBroker().getConfiguration().getProperty(XQueryContext.PROPERTY_STATIC_MODULE_MAP);
        moduleMap.put(namespace, location);
        return Sequence.EMPTY_SEQUENCE;
    } else if ("unmap-module".equals(getSignature().getName().getLocalPart())) {
        if (!context.getSubject().hasDbaRole()) {
            final XPathException xPathException = new XPathException(this, "Permission denied, calling user '" + context.getSubject().getName() + "' must be a DBA to call this function.");
            logger.error("Invalid user", xPathException);
            throw xPathException;
        }
        final String namespace = args[0].getStringValue();
        final Map<String, String> moduleMap = (Map<String, String>) context.getBroker().getConfiguration().getProperty(XQueryContext.PROPERTY_STATIC_MODULE_MAP);
        moduleMap.remove(namespace);
        return Sequence.EMPTY_SEQUENCE;
    } else if ("get-module-info".equals(getSignature().getName().getLocalPart())) {
        context.pushDocumentContext();
        try {
            final MemTreeBuilder builder = context.getDocumentBuilder();
            builder.startElement(MODULES_QNAME, null);
            if (getArgumentCount() == 1) {
                final Module[] modules = context.getModules(args[0].getStringValue());
                if (modules != null) {
                    outputModules(builder, modules);
                }
            } else {
                for (final Iterator<Module> i = context.getRootModules(); i.hasNext(); ) {
                    final Module module = i.next();
                    outputModule(builder, module);
                }
            }
            return builder.getDocument().getNode(1);
        } finally {
            context.popDocumentContext();
        }
    } else {
        final ValueSequence resultSeq = new ValueSequence();
        final XQueryContext tempContext = new XQueryContext(context.getBroker().getBrokerPool());
        for (final Iterator<Module> i = tempContext.getRootModules(); i.hasNext(); ) {
            final Module module = i.next();
            resultSeq.add(new StringValue(module.getNamespaceURI()));
        }
        if (tempContext.getRepository().isPresent()) {
            for (final URI uri : tempContext.getRepository().get().getJavaModules()) {
                resultSeq.add(new StringValue(uri.toString()));
            }
        }
        return resultSeq;
    }
}

Example 8 with StringValue

use of org.exist.xquery.value.StringValue in project exist by eXist-db.

the class GetFragmentBetween method eval.

/**
 * Get the fragment between two elements (normally milestone elements) of a document
 *
 * @param contextSequence 1. first node (e.g. pb[10])  2. second node (e.g.: pb[11]) 3. pathCompletion:
 *                        open and closing tags before and after the fragment are appended (Default: true)
 *                        4. Display the namespace of the root node of the fragment (Default: false)
 * @return the fragment between the two nodes
 *
 * @throws XPathException in case of dynamic error
 */
@Override
public Sequence eval(final Sequence[] args, final Sequence contextSequence) throws XPathException {
    final Node ms1Node = ((NodeValue) args[0].itemAt(0)).getNode();
    final Optional<Node> ms2Node;
    if (args[1].isEmpty()) {
        ms2Node = Optional.empty();
    } else {
        ms2Node = Optional.of(((NodeValue) args[1].itemAt(0)).getNode());
    }
    final boolean pathCompletion;
    if (args[2].isEmpty()) {
        // default
        pathCompletion = true;
    } else {
        pathCompletion = args[2].itemAt(0).atomize().effectiveBooleanValue();
    }
    final boolean displayRootNamespace;
    if (args[3].isEmpty()) {
        // default
        displayRootNamespace = false;
    } else {
        displayRootNamespace = args[3].itemAt(0).atomize().effectiveBooleanValue();
    }
    // fetch the fragment between the two milestones
    final StringBuilder fragment = getFragmentBetween(ms1Node, ms2Node);
    if (pathCompletion) {
        final String msFromPathName = getNodeXPath(ms1Node.getParentNode(), displayRootNamespace);
        final String openElementsOfMsFrom = pathName2XmlTags(msFromPathName, "open");
        final String closingElementsOfMsTo;
        if (ms2Node.isPresent()) {
            final String msToPathName = getNodeXPath(ms2Node.get().getParentNode(), displayRootNamespace);
            closingElementsOfMsTo = pathName2XmlTags(msToPathName, "close");
        } else {
            closingElementsOfMsTo = "";
        }
        fragment.insert(0, openElementsOfMsFrom);
        fragment.append(closingElementsOfMsTo);
    }
    return new StringValue(fragment.toString());
}

Example 9 with StringValue

use of org.exist.xquery.value.StringValue in project exist by eXist-db.

the class IndexType method eval.

/*
     * (non-Javadoc)
     * 
     * @see org.exist.xquery.BasicFunction#eval(org.exist.xquery.value.Sequence[],
     *      org.exist.xquery.value.Sequence)
     */
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);
        }
    }
    Sequence result;
    if (args[0].isEmpty()) {
        result = Sequence.EMPTY_SEQUENCE;
    } else {
        final NodeSet nodes = args[0].toNodeSet();
        // Remember it is the default value when no index is defined
        if (nodes.getIndexType() == Type.ANY_TYPE) {
            result = Sequence.EMPTY_SEQUENCE;
        } else {
            result = new StringValue(Type.getTypeName(nodes.getIndexType()));
        }
    }
    if (context.getProfiler().isEnabled()) {
        context.getProfiler().end(this, "", result);
    }
    return result;
}

Example 10 with StringValue

use of org.exist.xquery.value.StringValue in project exist by eXist-db.

the class XMLDBGetMimeType method eval.

public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    final String path = new AnyURIValue(args[0].itemAt(0).getStringValue()).toString();
    if (path.matches("^[a-z]+://.*")) {
        // external
        final MimeTable mimeTable = MimeTable.getInstance();
        final MimeType mimeType = mimeTable.getContentTypeFor(path);
        if (mimeType != null) {
            return new StringValue(mimeType.getName());
        }
    } else {
        // database
        try {
            XmldbURI pathUri = XmldbURI.xmldbUriFor(path);
            // relative collection Path: add the current base URI
            pathUri = context.getBaseURI().toXmldbURI().resolveCollectionPath(pathUri);
            // try to open the document and acquire a lock
            try (final LockedDocument lockedDoc = context.getBroker().getXMLResource(pathUri, LockMode.READ_LOCK)) {
                if (lockedDoc != null) {
                    return new StringValue(lockedDoc.getDocument().getMimeType());
                }
            }
        } catch (final Exception e) {
            logger.error(e.getMessage());
            throw new XPathException(this, e);
        }
    }
    return Sequence.EMPTY_SEQUENCE;
}