Example usage for javax.xml.xpath XPathFactory newXPath

List of usage examples for javax.xml.xpath XPathFactory newXPath

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Introduction

In this page you can find the example usage for javax.xml.xpath XPathFactory newXPath.

Prototype

public abstract XPath newXPath();

Source Link

Document

Return a new XPath using the underlying object model determined when the XPathFactory was instantiated.

Usage

From source file:org.yawlfoundation.yawl.util.DOMUtil.java

public static String selectNodeText(Node node, String expression) throws XPathExpressionException {
    XPathFactory factory = XPathFactory.newInstance();
    XPath path = factory.newXPath();
    Object result = path.evaluate(expression, node, XPathConstants.NODE);
    return getNodeText((Node) result);
}

From source file:org.yawlfoundation.yawl.util.DOMUtil.java

public static NodeList selectNodeList(Node node, String expression) throws XPathExpressionException {
    XPathFactory factory = XPathFactory.newInstance();
    XPath path = factory.newXPath();
    Object result = path.evaluate(expression, node, XPathConstants.NODESET);
    return (NodeList) result;
}

From source file:org.zaproxy.zap.extension.saml.SAMLMessage.java

/** Get the saml attributes from the saml message which are also in the configured list */
private void buildAttributeMap() {
    // xpath initialization
    XPathFactory xFactory = XPathFactory.newInstance();
    XPath xpath = xFactory.newXPath();
    Set<Attribute> allAttributes = SAMLConfiguration.getInstance().getAvailableAttributes();
    for (Attribute attribute : allAttributes) {
        try {//from w  w w.  j  a v  a2  s.co m
            XPathExpression expression = xpath.compile(attribute.getxPath());
            Node node = (Node) expression.evaluate(xmlDocument, XPathConstants.NODE);
            if (node != null) { // the attributes that aren't available will be giving null
                // values
                String value;
                if (node instanceof Element) {
                    value = node.getTextContent();
                } else if (node instanceof Attr) {
                    value = ((Attr) node).getValue();
                } else {
                    value = node.getNodeValue();
                }
                if (value != null && !"".equals(value)) {
                    Attribute newAttrib = attribute.createCopy();
                    newAttrib.setValue(value);
                    attributeMap.put(attribute.getName(), newAttrib);
                }
            }
        } catch (XPathExpressionException e) {
            log.warn(attribute.getxPath() + " is not a valid XPath", e);
        }
    }
}

From source file:org.zaproxy.zap.extension.saml.SAMLMessage.java

/** Update XML document with any attributes that were changed */
private void updateXMLDocument() {
    XPathFactory xFactory = XPathFactory.newInstance();
    XPath xpath = xFactory.newXPath();
    for (Attribute attribute : attributeMap.values()) {
        try {//  w  ww.j  a va2 s .  c o m
            Node node = (Node) xpath.compile(attribute.getxPath()).evaluate(xmlDocument, XPathConstants.NODE);
            if (node != null) { // the attributes that aren't available will be giving null
                // values
                if (node instanceof Element) {
                    node.setTextContent(attribute.getValue().toString());
                } else if (node instanceof Attr) {
                    ((Attr) node).setValue(attribute.getValue().toString());
                } else {
                    node.setNodeValue(attribute.getValue().toString());
                }
            }
        } catch (XPathExpressionException e) {
            log.warn(attribute.getxPath() + " is not a valid XPath", e);
        }
    }
    if (SAMLConfiguration.getInstance().getXSWEnabled()) {
        try {
            NodeList nodeList = (NodeList) xpath.compile("/Response//Signature").evaluate(xmlDocument,
                    XPathConstants.NODESET);
            for (int i = 0; i < nodeList.getLength(); i++) {
                Node item = nodeList.item(i);
                if (item instanceof Element) {
                    item.getParentNode().removeChild(item);
                }
            }
        } catch (XPathExpressionException e) {
            log.warn("'/Response//Signature' is not a valid XPath", e);
        }
    }
}

From source file:smartrics.rest.fitnesse.fixture.support.Tools.java

public static XPathExpression toExpression(Map<String, String> ns, String xpathExpression) {
    try {//  w  ww .  j  a  v  a  2s  . co  m
        XPathFactory xpathFactory = XPathFactory.newInstance();
        XPath xpath = xpathFactory.newXPath();
        if (ns.size() > 0) {
            xpath.setNamespaceContext(toNsContext(ns));
        }
        XPathExpression expr = xpath.compile(xpathExpression);
        return expr;
    } catch (XPathExpressionException e) {
        throw new IllegalArgumentException("xPath expression can not be compiled: " + xpathExpression, e);
    }
}

From source file:test.framework.TestBase.java

/**
 * Return the child of the node selected by the xPath.
 * // w  w w .j  a  v a2  s . c o m
 * @param node The node.
 * @param xPath The xPath expression.
 * @return The child of the node selected by the xPath.
 * @throws TransformerException If anything fails.
 */
protected static Node selectSingleNode(final Node node, final String xpathExpression)
        throws TransformerException {
    XPathFactory factory = XPathFactory.newInstance();
    XPath xPath = factory.newXPath();
    try {
        return (Node) xPath.evaluate(xpathExpression, node, XPathConstants.NODE);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:test.framework.TestBase.java

/**
 * Return the list of children of the node selected by the xPath.
 * //from   w w w.ja v  a  2  s . com
 * @param node The node.
 * @param xPath The xPath expression.
 * @return The list of children of the node selected by the xPath.
 * @throws TransformerException If anything fails.
 */
protected static NodeList selectNodeList(final Node node, final String xpathExpression)
        throws TransformerException {
    XPathFactory factory = XPathFactory.newInstance();
    XPath xPath = factory.newXPath();
    try {
        return (NodeList) xPath.evaluate(xpathExpression, node, XPathConstants.NODESET);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:ubic.gemma.core.loader.entrez.pubmed.PubMedXMLParser.java

private Node processRecord(BibliographicReference bibRef, Node record) {
    Node article = null;//from w ww. j  a v a2  s. c o  m

    NodeList recordNodes = record.getChildNodes();
    for (int p = 0; p < recordNodes.getLength(); p++) {
        Node item = recordNodes.item(p);
        if (!(item instanceof Element)) {
            continue;
        }
        String name = item.getNodeName();
        switch (name) {
        case "Article":
            article = item;
            break;
        case "ChemicalList":
            bibRef.setChemicals(this.extractChemicals(item));
            break;
        case "MeshHeadingList":
            this.processMESH(item, bibRef);
            break;
        case "KeywordList":
            bibRef.setKeywords(this.extractKeywords(item));
            break;
        case "MedlineJournalInfo": {
            NodeList jNodes = item.getChildNodes();
            for (int q = 0; q < jNodes.getLength(); q++) {
                Node jitem = jNodes.item(q);
                if (!(jitem instanceof Element)) {
                    continue;
                }
                if (jitem.getNodeName().equals("MedlineTA")) {
                    bibRef.setPublication(XMLUtils.getTextValue((Element) jitem));
                }
            }
            break;
        }
        case "PMID":
            this.processAccession(bibRef, item);
            break;
        case "CommentsCorrectionsList":
            NodeList jNodes = item.getChildNodes();
            for (int q = 0; q < jNodes.getLength(); q++) {
                Node jitem = jNodes.item(q);
                if (!(jitem instanceof Element)) {
                    continue;
                }
                Node reftype = jitem.getAttributes().getNamedItem("RefType");

                if (reftype == null)
                    continue;

                String reftypeName = ((Attr) reftype).getValue();
                PubMedXMLParser.log.debug(reftypeName);
                if (reftypeName.equals("RetractionIn")) {

                    try {
                        XPathFactory xf = XPathFactory.newInstance();
                        XPath xpath = xf.newXPath();
                        XPathExpression xgds = xpath.compile("RefSource/text()");
                        String ref = (String) xgds.evaluate(jitem, XPathConstants.STRING);

                        xgds = xpath.compile("PMID/text()");
                        String pmid = (String) xgds.evaluate(jitem, XPathConstants.STRING);

                        String description = "Retracted [In: " + ref + " PMID=" + pmid + "]";
                        bibRef.setDescription(description);
                    } catch (XPathExpressionException e) {
                        PubMedXMLParser.log.warn(
                                "Error while trying to get details of the retraction: " + e.getMessage(), e);
                    }
                    /*
                     * Such papers also have <PublicationType>Retracted Publication</PublicationType>
                     */
                }

            }

            break;
        default:
            log.warn("Unrecognized node name " + name);
        }
    }
    return article;
}

From source file:ubic.gemma.core.loader.expression.geo.DatasetCombiner.java

/**
 * @param seriesAccession series accession
 * @return GDSs that correspond to the given series. It will be empty if there is no GDS matching.
 *///from  www .  j  av  a2 s.  c  o m
public static Collection<String> findGDSforGSE(String seriesAccession) {

    Collection<String> associatedDatasetAccessions = new HashSet<>();
    try {
        String details = EutilFetch.fetch("gds", seriesAccession, 100);
        if (details.equalsIgnoreCase("no results")) {
            return associatedDatasetAccessions;
        }
        XPathFactory xf = XPathFactory.newInstance();
        XPath xpath = xf.newXPath();

        /*
         * Get all Items of type GDS that are from a DocSum with an Item entryType of GDS.
         */
        XPathExpression xgds = xpath.compile(
                "/eSummaryResult/DocSum[Item/@Name=\"entryType\" and (Item=\"GDS\")]/Item[@Name=\"GDS\"][1]/text()");

        DocumentBuilder builder = DatasetCombiner.factory.newDocumentBuilder();

        /*
         * Bug 2690. There must be a better way.
         */
        details = details.replaceAll("encoding=\"UTF-8\"", "");
        try (StringInputStream sis = new StringInputStream(StringUtils.trim(details))) {

            Document document = builder.parse(sis);

            NodeList result = (NodeList) xgds.evaluate(document, XPathConstants.NODESET);
            for (int i = 0; i < result.getLength(); i++) {
                String nodeValue = result.item(i).getNodeValue();
                // if ( nodeValue.contains( ";" ) ) continue; //
                associatedDatasetAccessions.add("GDS" + nodeValue);
            }

            return associatedDatasetAccessions;

        }

    } catch (IOException e) {
        throw new RuntimeException("Could not parse XML data from remote server", e);
    } catch (ParserConfigurationException | SAXException | XPathExpressionException e) {
        throw new RuntimeException("XML parsing error of remote data", e);
    }
}