Example usage for javax.xml.xpath XPathFactory newXPath

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.rippleosi.patient.contacts.search.SCCISContactSummaryTransformer.java

@Override
public List<ContactSummary> transform(Node xml) {

    XPathFactory xpf = XPathFactory.newInstance();
    XPath xpath = xpf.newXPath();

    List<ContactSummary> contactList = new ArrayList<ContactSummary>();

    try {/*from ww w .j  av  a  2  s.  com*/
        xml.normalize();
        // Retrieve contacts from Carers section of XML
        NodeList nodeSet = (NodeList) xpath.evaluate("/LCR/Carers/List/RelatedPerson", xml,
                XPathConstants.NODESET);

        for (int i = 0; i < nodeSet.getLength(); i++) {
            ContactSummary contact = new ContactSummary();
            contact.setSource("SC-CIS");

            Node node = nodeSet.item(i);
            String sourceId = (String) xpath.evaluate("identifier/value/@value", node, XPathConstants.STRING);
            String name = (String) xpath.evaluate("name/text/@value", node, XPathConstants.STRING);
            String relationshipTeam = (String) xpath.evaluate("relationship/coding/display/@value", node,
                    XPathConstants.STRING);

            contact.setSourceId(sourceId);
            contact.setName(name);
            contact.setRelationship(relationshipTeam);
            contactList.add(contact);
        }

        // Retrieve contacts from Allocations section of the XML
        nodeSet = (NodeList) xpath.evaluate("/LCR/Allocations/List/Practitioner", xml, XPathConstants.NODESET);

        for (int i = 0; i < nodeSet.getLength(); i++) {
            ContactSummary contact = new ContactSummary();
            contact.setSource("SC-CIS");

            Node node = nodeSet.item(i);
            String sourceId = (String) xpath.evaluate("identifier/value/@value", node, XPathConstants.STRING);
            String name = (String) xpath.evaluate("name/text/@value", node, XPathConstants.STRING);
            String relationshipTeam = (String) xpath.evaluate("practitionerRole/role/coding/display/@value",
                    node, XPathConstants.STRING);

            contact.setSourceId(sourceId);
            contact.setName(name);
            contact.setRelationship(relationshipTeam);

            contactList.add(contact);
        }

    } catch (XPathExpressionException e) {
        e.printStackTrace();
    }

    return contactList;
}

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From source file:org.roda.core.common.XMLUtility.java

/**
 * 20160518 hsilva: the inputStream gets closed in the end
 *//*  ww w.j  av a  2s .c o m*/
public static String getString(InputStream inputStream, String xpath) {
    String ret = "";
    try {
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        DocumentBuilder builder = factory.newDocumentBuilder();
        builder.setEntityResolver(new RodaEntityResolver());
        Document doc;
        doc = builder.parse(inputStream);
        XPathFactory xPathfactory = XPathFactory.newInstance();
        XPath xPath = xPathfactory.newXPath();
        XPathExpression expr = xPath.compile(xpath);
        ret = (String) expr.evaluate(doc, XPathConstants.STRING);
    } catch (SAXException | ParserConfigurationException | XPathExpressionException | IOException e) {
        // do nothing and return already defined OTHER
    } finally {
        IOUtils.closeQuietly(inputStream);
    }
    return ret;
}

---

From source file:org.roda_project.commons_ip.model.impl.hungarian.HungarianMETSUtils.java

public static void addAggregationDescriptiveMetadataToMETS(MetsWrapper metsWrapper,
        IPDescriptiveMetadata metadata) throws IPException, InterruptedException {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();

    MdSecType dmdSec = metsWrapper.getMainDmdSec();
    MdWrap mdWrap = dmdSec.getMdWrap();/*  w  w  w  .  j  a v  a 2  s. c o m*/

    mdWrap.setID(metadata.getId());
    mdWrap.setMDTYPE(metadata.getMetadataType().getType().getType());
    mdWrap.setMDTYPEVERSION(metadata.getMetadataVersion());

    String mdOtherType = metadata.getMetadataType().getOtherType();
    if (StringUtils.isNotBlank(mdOtherType)) {
        mdWrap.setOTHERMDTYPE(mdOtherType);
    }

    try (InputStream inputStream = Files.newInputStream(metadata.getMetadata().getPath())) {
        Document xmlDataContent = factory.newDocumentBuilder().parse(inputStream);

        try {
            XPathFactory xPathfactory = XPathFactory.newInstance();
            XPath xpath = xPathfactory.newXPath();
            XPathExpression levelExpression = xpath.compile("//archdesc/@level");
            String level = (String) levelExpression.evaluate(xmlDataContent, XPathConstants.STRING);
            if (IPConstants.METS_LEVEL_OTHER.equalsIgnoreCase(level)) {
                XPathExpression otherExpression = xpath.compile("//archdesc/@otherlevel");
                level = (String) otherExpression.evaluate(xmlDataContent, XPathConstants.STRING);
            }
            metsWrapper.getMainDiv().setTYPE(level);
        } catch (XPathExpressionException e) {
            LOGGER.error("Error getting archdesc level or otherlevel", e);
        }

        XmlData metadataContent = new XmlData();
        metadataContent.getAny().add(xmlDataContent.getDocumentElement());
        mdWrap.setXmlData(metadataContent);
    } catch (SAXException | ParserConfigurationException | IOException e) {
        LOGGER.error("Error adding EAD xml to xmlData", e);
    }
}

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From source file:org.sakaiproject.kernel.component.model.test.PersistenceUnitClassLoaderTest.java

/**
 * Check that the persistence.xml returned from the merging classloader has
 * some expected elements from non-kernel persistence.xml files.
 * /*w w w  . j ava2s . c  o  m*/
 * @throws Exception
 */
@Test
public void verifyMergedPersistence() throws Exception {
    Enumeration<URL> urlEnum = pucl.getResources(PersistenceUnitClassLoader.PERSISTENCE_XML);
    assertTrue(urlEnum.hasMoreElements());
    URL url = urlEnum.nextElement();
    LOG.info("persistence.xml location: " + url);
    // printFile(url);

    final XPathFactory XPATH_FACTORY = XPathFactory.newInstance();
    final XPath XPATH = XPATH_FACTORY.newXPath();
    final XPathExpression XPATH_CLASS_TEXT = XPATH.compile("//persistence/persistence-unit/class/text()");
    final Document doc = builder.parse(url.toExternalForm());
    NodeList nodes = (NodeList) XPATH_CLASS_TEXT.evaluate(doc, XPathConstants.NODESET);
    // this should be 2 but will need to change if class nodes are added
    // persistence.xml of kernel
    assertTrue(nodes.getLength() > 2);

    final XPathExpression XPATH_MAPPING_TEXT = XPATH
            .compile("//persistence/persistence-unit/mapping-file/text()");
    nodes = (NodeList) XPATH_MAPPING_TEXT.evaluate(doc, XPathConstants.NODESET);
    // this should be 4 but will need to change if mapping-file nodes are added
    // persistence.xml of kernel
    assertEquals(4, nodes.getLength());
}

---

From source file:org.sakaiproject.kernel.component.model.test.PersistenceUnitClassLoaderTest.java

/**
 * Check that the orm.xml returned from the merging classloader has some
 * expected elements from non-kernel orm.xml files.
 * /*from   w w  w . j a v  a  2  s  .com*/
 * @throws Exception
 */
@Test
public void verifyMergedOrm() throws Exception {
    Enumeration<URL> urlEnum = pucl.getResources(PersistenceUnitClassLoader.ORM_XML);
    assertTrue(urlEnum.hasMoreElements());
    URL url = urlEnum.nextElement();
    LOG.info("orm.xml location: " + url);
    // printFile(url);
    final XPathFactory XPATH_FACTORY = XPathFactory.newInstance();
    final XPath XPATH = XPATH_FACTORY.newXPath();
    final XPathExpression XPATH_ENTITY = XPATH.compile("//entity-mappings/entity");
    final Document doc = builder.parse(url.toExternalForm());
    NodeList nodes = (NodeList) XPATH_ENTITY.evaluate(doc, XPathConstants.NODESET);
    // this should be 9 but will need to change if any entities are added to the
    // orm.xml files used in this test.
    assertTrue(nodes.getLength() > 1);
}

---

From source file:org.sakaiproject.mediasite.tool.MediasiteLTI.java

public String runMainJspPage(String LaunchEndpoint) {
    String message = "Mediasite content is loading...";
    String sakaiHome = System.getProperty("sakai.home");
    String catalinaBase = System.getenv("CATALINA_BASE");
    String catalinaHome = System.getenv("CATALINA_HOME");

    String appPath = "";
    if (sakaiHome != null && sakaiHome != "") {
        appPath = sakaiHome;/*from www  .jav a2s  .  c o  m*/
    } else if (catalinaBase != null && catalinaBase != "") {
        appPath = catalinaBase + File.separator + "sakai";
    } else {
        appPath = catalinaHome + File.separator + "sakai";
    }

    String XmlPath = File.separator + "portlets" + File.separator + "imsblti" + File.separator
            + "IMSBLTIPortlet.xml";
    String newpage = "";
    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    DocumentBuilder builder;
    Document doc = null;
    try {
        newpage = ServerConfigurationService.getString("mediasite.NewPageOverride");
    } catch (Exception e) {
        newpage = "";
    }

    String secret = "error";
    String key = "error";
    String launch = null;
    try {
        builder = dbf.newDocumentBuilder();
        doc = builder.parse(appPath + XmlPath);
        XPathFactory factory = XPathFactory.newInstance();
        XPath xpath = factory.newXPath();

        secret = getConfigValue(doc, xpath, "com.sonicfoundry.mediasite.lti", "imsti.secret");
        key = getConfigValue(doc, xpath, "com.sonicfoundry.mediasite.lti", "imsti.key");
        launch = getConfigValue(doc, xpath, "com.sonicfoundry.mediasite.lti", "imsti.launch");
    } catch (Exception e) {
        message += "<BR />Sakai cannot process your IMSBLTIPortlet.xml configuration file correctly. <BR />Using sakai.home: "
                + sakaiHome + "<BR />Using CATALINA_BASE: " + catalinaBase + "<BR />Using CATALINA_HOME: "
                + catalinaHome + "<br />" + e;
    }

    launch = launch + LaunchEndpoint;
    String userId = null;
    String siteTitle = null;
    String siteId = "012345";

    userId = UserDirectoryService.getCurrentUser().getDisplayId();

    if (userId == null || userId == "") {
        userId = "fake_user";
    }

    if (siteTitle == null)
        siteTitle = "Non-Course Page";
    String org_id = "mediasite";

    String role = "Learner";
    if (securityService != null && securityService.isSuperUser()) {
        role = "Instructor,Administrator,urn:lti:instrole:ims/lis/Administrator,urn:lti:sysrole:ims/lis/Administrator";
    } else if (siteService != null && siteService.allowUpdateSite(siteId)) {
        role = "Instructor";
    }

    // launch the LTI
    if (launch == null) {
        System.out.println("Node not configured as an LTI Launch - need ltiurl property");
        message += "<br/>Node not configured as an LTI Launch - need ltiurl property: " + key + "  appPath  "
                + appPath;
    } else {

        Properties postProp = new Properties();
        postProp.setProperty("lti_version", "LTI-1p0");
        postProp.setProperty("lti_message_type", "basic-lti-launch-request");
        postProp.setProperty("ext_content_intended_use", "embed");
        postProp.setProperty("ext_content_return_types", "sakai");

        if (newpage != null) {
            postProp.setProperty("custom_mediasite_newpageoverride", newpage);
        }

        postProp.setProperty("launch_presentation_return_url", "");

        postProp.setProperty("tool_consumer_instance_guid", org_id);
        postProp.setProperty("tool_consumer_instance_description", "sakai");
        postProp.setProperty("tool_consumer_info_product_family_code", "sakai");

        postProp.setProperty("user_id", userId);

        postProp.setProperty("resource_link_id", "Test_String");
        postProp.setProperty("roles", role);
        postProp.setProperty("context_id", siteId);
        postProp.setProperty("context_title", siteTitle);
        postProp.setProperty("context_label", siteTitle);

        // Must even include the Submit button in the signed material
        postProp.setProperty("ext_basiclti_submit", "Continue");

        // Just to make sure we give BasicLTI a chance to remove
        // properties it will refuse to send
        postProp = BasicLTIUtil.cleanupProperties(postProp);

        OAuthMessage oam = new OAuthMessage("POST", launch, postProp.entrySet());
        OAuthConsumer cons = new OAuthConsumer(null, key, secret, null);
        OAuthAccessor acc = new OAuthAccessor(cons);

        System.out.println("OAM=" + oam + "\n");
        try {
            System.out.println("BM=" + OAuthSignatureMethod.getBaseString(oam) + "\n");
        } catch (Exception e) {
            System.out.println("Yikes");
        }
        try {
            oam.addRequiredParameters(acc);
            System.out.println("BM2=" + OAuthSignatureMethod.getBaseString(oam) + "\n");
        } catch (Exception e) {
            System.out.println("Yikes");
        }
        System.out.println("OAM=" + oam + "\n");
        List<Map.Entry<String, String>> params = null;
        // Get the signed parameters
        try {
            params = oam.getParameters();
        } catch (IOException e) {
            message += "<br/>ERROR: " + e;
        }

        // Convert to Properties
        Properties nextProp = new Properties();
        for (Map.Entry<String, String> e : params) {

            nextProp.setProperty(e.getKey(), e.getValue());
        }

        String postData = BasicLTIUtil.postLaunchHTML(nextProp, launch, false);
        //System.out.println(postData);

        if (message.equals("Mediasite content is loading...")) {
            message = postData;
        }
    }

    return message;
}

---

From source file:org.searsia.engine.Resource.java

private SearchResult xpathSearch(String url, String page, boolean debug)
        throws IOException, XPathExpressionException {
    Document document;/*from ww w  . ja va  2s  .co  m*/
    if (this.mimeType != null && this.mimeType.equals("application/json")) {
        document = parseDocumentJSON(page);
    } else if (this.mimeType != null && this.mimeType.equals("application/x-javascript")) {
        document = parseDocumentJavascript(page);
    } else if (this.mimeType != null && this.mimeType.equals("application/xml")) {
        document = parseDocumentXML(page);
    } else {
        document = parseDocumentHTML(page, url);
    }
    if (document == null) {
        throw new IOException("Error parsing document. Wrong mimetype?");
    }
    SearchResult result = new SearchResult();
    if (debug) {
        result.setXmlOut(DOMBuilder.DOM2String(document));
    }
    XPathFactory xFactory = XPathFactory.newInstance();
    XPath xpath = xFactory.newXPath();
    NodeList xmlNodeList = (NodeList) xpath.evaluate(itemXpath, document, XPathConstants.NODESET);
    for (int i = 0; i < xmlNodeList.getLength() && i < 30; i++) {
        Node item = xmlNodeList.item(i);
        result.addHit(extractHit(item));
    }
    return result;
}

---

From source file:org.socraticgrid.xmlCommon.XpathHelper.java

public static Node performXpathQuery(String sourceXml, String xpathQuery, NamespaceContext namespaceContext)
        throws XPathExpressionException {
    javax.xml.xpath.XPathFactory factory = javax.xml.xpath.XPathFactory.newInstance();
    javax.xml.xpath.XPath xpath = factory.newXPath();

    if (namespaceContext != null) {
        xpath.setNamespaceContext(namespaceContext);
    }/*from   ww w .  j  a  v  a2s  .c  o  m*/

    InputSource inputSource = new InputSource(new ByteArrayInputStream(sourceXml.getBytes()));

    log.debug("perform xpath query (query='" + xpathQuery + "'");
    Node result = null;
    if (XmlUtfHelper.isUtf16(sourceXml)) {
        try {
            result = (Node) xpath.evaluate(xpathQuery, inputSource, XPathConstants.NODE);
        } catch (Exception ex) {
            // Exception may be due to the encoding of the message being incorrect.
            // retry using UTF-8
            log.warn("failed to perform xpath query - retrying with UTF-8");
            sourceXml = XmlUtfHelper.convertToUtf8(sourceXml);
            result = performXpathQuery(sourceXml, xpathQuery, namespaceContext);
        }
    } else {
        result = (Node) xpath.evaluate(xpathQuery, inputSource, XPathConstants.NODE);
    }
    log.debug("xpath query complete [result?=" + result + "]");
    return result;
}

---

From source file:org.socraticgrid.xmlCommon.XpathHelper.java

public static Node performXpathQuery(Element sourceElement, String xpathQuery,
        NamespaceContext namespaceContext) throws XPathExpressionException {
    javax.xml.xpath.XPathFactory factory = javax.xml.xpath.XPathFactory.newInstance();
    javax.xml.xpath.XPath xpath = factory.newXPath();

    if (namespaceContext != null) {
        xpath.setNamespaceContext(namespaceContext);
    }/*w w w  .  j  a  va2  s  . c om*/

    log.debug("About to perform xpath query (query='" + xpathQuery + "'");
    Node result = (Node) xpath.evaluate(xpathQuery, sourceElement, XPathConstants.NODE);
    return result;
}

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From source file:org.sonar.api.utils.XpathParser.java

public void parse(String xml) {
    try {//from   w w  w  .  j a  va 2 s .c o  m
        xml = fixUnicodeChar(xml);
        doc = builder.parse(new ByteArrayInputStream(xml.getBytes()));
        XPathFactory factory = XPathFactory.newInstance();
        xpath = factory.newXPath();

    } catch (SAXException e) {
        throw new XmlParserException("can not parse xml : " + xml, e);
    } catch (IOException e) {
        throw new XmlParserException("can not parse xml : " + xml, e);
    }
}

---

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