Example usage for javax.xml.xpath XPath compile

List of usage examples for javax.xml.xpath XPath compile

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Introduction

In this page you can find the example usage for javax.xml.xpath XPath compile.

Prototype

public XPathExpression compile(String expression) throws XPathExpressionException;

Source Link

Document

Compile an XPath expression for later evaluation.

Usage

From source file:es.juntadeandalucia.panelGestion.negocio.utiles.PanelSettings.java

private static void readGeosearchConfiguration(Document xmlConfiguration, XPath xpath)
        throws XPathExpressionException {
    /**************************
     * MASTER/*  w  w w  .j  a  v a  2 s  . c  o  m*/
     **************************/
    Node masterNode = (Node) xpath.compile("/configuration/general/geosearch/master").evaluate(xmlConfiguration,
            XPathConstants.NODE);
    geosearchMaster = readGeosearchNode(masterNode);

    if (geosearchMaster != null) {
        geosearchMaster.setMaster(true);
        // sets files
        GeosearchFilesVO geosearchFilesVO = readGeosearchMasterFiles(xmlConfiguration, xpath);
        geosearchMaster.setFiles(geosearchFilesVO);
    }

    /*************************
     * SLAVES
     *************************/
    geosearchSlaves = new LinkedList<GeosearchInstanceVO>();

    NodeList slavesNodes = (NodeList) xpath.compile("/configuration/general/geosearch/slaves/slave")
            .evaluate(xmlConfiguration, XPathConstants.NODESET);
    for (int i = 0; i < slavesNodes.getLength(); i++) {
        Node slaveNode = slavesNodes.item(i);
        GeosearchInstanceVO slave = readGeosearchNode(slaveNode);
        if (slave != null) {
            slave.setMaster(false);
            geosearchSlaves.add(slave);
        }
    }
}

From source file:es.juntadeandalucia.panelGestion.negocio.utiles.PanelSettings.java

/**
 * TODO//w w w. ja  v  a  2 s .  co  m
 *
 * @return
 * @throws XPathExpressionException 
 */
private static GeosearchFilesVO readGeosearchMasterFiles(Document xmlConfiguration, XPath xpath)
        throws XPathExpressionException {
    GeosearchFilesVO geosearchFilesVO = new GeosearchFilesVO();

    // DATAIMPORT
    String dataImportName = (String) xpath
            .compile("/configuration/general/geosearch/master/files/dataImport/@name")
            .evaluate(xmlConfiguration, XPathConstants.STRING);
    String dataImportJavaClass = (String) xpath
            .compile("/configuration/general/geosearch/master/files/dataImport/@class")
            .evaluate(xmlConfiguration, XPathConstants.STRING);
    String dataImportFileName = (String) xpath
            .compile("/configuration/general/geosearch/master/files/dataImport/@fileName")
            .evaluate(xmlConfiguration, XPathConstants.STRING);
    String dataImportType = (String) xpath
            .compile("/configuration/general/geosearch/master/files/dataImport/@type")
            .evaluate(xmlConfiguration, XPathConstants.STRING);
    String dataImportDriver = (String) xpath
            .compile("/configuration/general/geosearch/master/files/dataImport/@driver")
            .evaluate(xmlConfiguration, XPathConstants.STRING);
    String dataImportTransformer = (String) xpath
            .compile("/configuration/general/geosearch/master/files/dataImport/@transformer")
            .evaluate(xmlConfiguration, XPathConstants.STRING);

    GeosearchDataImportFileVO dataImportFileVO = new GeosearchDataImportFileVO();
    dataImportFileVO.setName(dataImportName);
    dataImportFileVO.setJavaClass(dataImportJavaClass);
    dataImportFileVO.setFileName(dataImportFileName);
    dataImportFileVO.setType(dataImportType);
    dataImportFileVO.setDriver(dataImportDriver);
    dataImportFileVO.setTransformer(dataImportTransformer);

    // CONFIG  
    String configFileName = (String) xpath
            .compile("/configuration/general/geosearch/master/files/config/@fileName")
            .evaluate(xmlConfiguration, XPathConstants.STRING);
    String searchHandler = (String) xpath
            .compile("/configuration/general/geosearch/master/files/config/@searchHandler")
            .evaluate(xmlConfiguration, XPathConstants.STRING);
    GeosearchConfigFileVO configFileVO = new GeosearchConfigFileVO();
    configFileVO.setFileName(configFileName);
    configFileVO.setSearchHandler(searchHandler);

    // SCHEMA
    String schemaFileName = (String) xpath
            .compile("/configuration/general/geosearch/master/files/schema/@fileName")
            .evaluate(xmlConfiguration, XPathConstants.STRING);
    String defaultSearchField = (String) xpath
            .compile("/configuration/general/geosearch/master/files/schema/@defaultSearchField")
            .evaluate(xmlConfiguration, XPathConstants.STRING);
    GeosearchSchemaFileVO schemaFileVO = new GeosearchSchemaFileVO();
    schemaFileVO.setFileName(schemaFileName);
    schemaFileVO.setDefaultSearchField(defaultSearchField);

    geosearchFilesVO.setDataImport(dataImportFileVO);
    geosearchFilesVO.setConfig(configFileVO);
    geosearchFilesVO.setSchema(schemaFileVO);

    return geosearchFilesVO;
}

From source file:Main.java

public static String getProcessIdFromBpmn(final String bpmn) {
    String processId = null;//from   ww w.  jav a  2s  .  c om
    try {
        final DocumentBuilderFactory domFactory = DocumentBuilderFactory.newInstance();
        domFactory.setNamespaceAware(true);
        final Document doc = domFactory.newDocumentBuilder()
                .parse(new ByteArrayInputStream(bpmn.getBytes("UTF-8")));
        final XPath xpath = XPathFactory.newInstance().newXPath();
        xpath.setNamespaceContext(new NamespaceContext() {
            @Override
            public Iterator<?> getPrefixes(final String namespaceURI) {
                // Not used in this context.
                return null;
            }

            @Override
            public String getPrefix(final String namespaceURI) {
                // Not used in this context.
                return null;
            }

            @Override
            public String getNamespaceURI(final String prefix) {
                // Only require the URI for the bpmn2 NS.
                return BPMN2_NAMESPACE_URI;
            }
        });
        final XPathExpression expr = xpath.compile(BPMN_PROCESS_ID_XPATH_EXPR);

        final Node node = (Node) expr.evaluate(doc, XPathConstants.NODE);
        processId = node.getAttributes().getNamedItem(BPMN_PROCESS_ID_ATTR).getNodeValue();
    } catch (final Exception e) {
        e.printStackTrace();
    }
    return processId;
}

From source file:Main.java

public static final String[] executeXPathExpression(InputSource inputSource, String xpathExpression,
        String namespace) throws XPathExpressionException, SAXException, IOException,
        ParserConfigurationException, TransformerException {

    // optional namespace spec: xmlns:prefix:URI
    String nsPrefix = null;/*from  ww  w  . ja  va 2  s. com*/
    String nsUri = null;
    if (namespace != null && namespace.startsWith("xmlns:")) {
        String[] nsDef = namespace.substring("xmlns:".length()).split("=");
        if (nsDef.length == 2) {
            nsPrefix = nsDef[0];
            nsUri = nsDef[1];
        }
    }

    // Parse XML to DOM
    DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
    dbFactory.setNamespaceAware(true);
    Document doc = dbFactory.newDocumentBuilder().parse(inputSource);

    // Find nodes by XPATH
    XPathFactory xpFactory = XPathFactory.newInstance();
    XPath xpath = xpFactory.newXPath();

    // namespace?
    if (nsPrefix != null) {
        final String myPrefix = nsPrefix;
        final String myUri = nsUri;
        xpath.setNamespaceContext(new NamespaceContext() {
            public String getNamespaceURI(String prefix) {
                return myPrefix.equals(prefix) ? myUri : null;
            }

            public String getPrefix(String namespaceURI) {
                return null; // we are not using this.
            }

            public Iterator<?> getPrefixes(String namespaceURI) {
                return null; // we are not using this.
            }
        });
    }

    XPathExpression expr = xpath.compile(xpathExpression);
    NodeList nodes = (NodeList) expr.evaluate(doc, XPathConstants.NODESET);

    List<String> lines = new ArrayList<>();

    for (int i = 0; i < nodes.getLength(); i++) {
        lines.add((indenting(nodes.item(i))));
    }

    return lines.toArray(new String[lines.size()]);

}

From source file:es.juntadeandalucia.panelGestion.negocio.utiles.PanelSettings.java

private static void readContentTypesConfiguration(Document xmlConfiguration, XPath xpath)
        throws XPathExpressionException {
    csvContentTypes = new HashSet<String>();
    shapeContentTypes = new HashSet<String>();
    compressedContentTypes = new HashSet<String>();

    // CSV/*from  w  w  w .j  ava2s. co  m*/
    NodeList csvContentTypeNodes = (NodeList) xpath.compile("/configuration/files[@type='csv']/content-type")
            .evaluate(xmlConfiguration, XPathConstants.NODESET);
    for (int i = 0; i < csvContentTypeNodes.getLength(); i++) {
        Node csvContentTypeNode = csvContentTypeNodes.item(i);
        String csvContentType = csvContentTypeNode.getTextContent().toLowerCase();
        csvContentTypes.add(csvContentType);
    }

    // SHAPE
    NodeList shapeContentTypeNodes = (NodeList) xpath
            .compile("/configuration/files[@type='shape']/content-type")
            .evaluate(xmlConfiguration, XPathConstants.NODESET);
    for (int i = 0; i < shapeContentTypeNodes.getLength(); i++) {
        Node shapeContentTypeNode = shapeContentTypeNodes.item(i);
        String shapeContentType = shapeContentTypeNode.getTextContent().toLowerCase();
        shapeContentTypes.add(shapeContentType);
    }

    // COMPRESSED
    NodeList compressedContentTypeNodes = (NodeList) xpath
            .compile("/configuration/files[@type='compressed']/content-type")
            .evaluate(xmlConfiguration, XPathConstants.NODESET);
    for (int i = 0; i < compressedContentTypeNodes.getLength(); i++) {
        Node compressedContentTypeNode = compressedContentTypeNodes.item(i);
        String compressedContentType = compressedContentTypeNode.getTextContent().toLowerCase();
        compressedContentTypes.add(compressedContentType);
    }
}

From source file:com.odoko.solrcli.actions.CrawlPostAction.java

/**
 * Gets all nodes matching an XPath//from w ww . j a  v a 2  s.  co m
 */
public static NodeList getNodesFromXP(Node n, String xpath) throws XPathExpressionException {
  XPathFactory factory = XPathFactory.newInstance();
  XPath xp = factory.newXPath();
  XPathExpression expr = xp.compile(xpath);
  return (NodeList) expr.evaluate(n, XPathConstants.NODESET);
}

From source file:edu.virginia.speclab.juxta.author.model.JuxtaXMLParser.java

static public String getIndexBasedXPathForGeneralXPath(String xpathString, String xml) {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    try {/*from www. j  a v  a2  s. c o  m*/
        factory.setNamespaceAware(false); // ignore the horrible issues of namespacing
        DocumentBuilder builder = factory.newDocumentBuilder();
        Document doc = builder.parse(new InputSource(new StringReader(xml)));
        XPathFactory xpathFactory = XPathFactory.newInstance();
        XPath xpath = xpathFactory.newXPath();
        Node root = doc.getFirstChild();
        XPathExpression expr = xpath.compile(xpathString);
        Node node = (Node) expr.evaluate(doc, XPathConstants.NODE);
        return nodeToSimpleXPath(node, root);
    } catch (SAXException ex) {
    } catch (IOException ex) {
    } catch (XPathExpressionException ex) {
    } catch (ParserConfigurationException ex) {
    }
    return null;
}

From source file:cz.incad.kramerius.virtualcollections.VirtualCollectionsManager.java

public static VirtualCollection doVC(String pid, FedoraAccess fedoraAccess, ArrayList<String> languages) {
    try {//from w w w. j  a  v a 2 s.  c o m
        String xPathStr;
        XPathFactory factory = XPathFactory.newInstance();
        XPath xpath = factory.newXPath();
        XPathExpression expr;

        ArrayList<String> langs = new ArrayList<String>();
        if (languages == null || languages.isEmpty()) {
            String[] ls = KConfiguration.getInstance().getPropertyList("interface.languages");
            for (int i = 0; i < ls.length; i++) {
                String lang = ls[++i];
                langs.add(lang);
            }
        } else {
            langs = new ArrayList<String>(languages);
        }
        String name = "";
        boolean canLeave = true;
        fedoraAccess.getDC(pid);
        Document doc = fedoraAccess.getDC(pid);
        xPathStr = "//dc:title/text()";
        expr = xpath.compile(xPathStr);
        Node node = (Node) expr.evaluate(doc, XPathConstants.NODE);
        if (node != null) {
            name = StringEscapeUtils.escapeXml(node.getNodeValue());
        }

        xPathStr = "//dc:type/text()";
        expr = xpath.compile(xPathStr);
        node = (Node) expr.evaluate(doc, XPathConstants.NODE);
        if (node != null) {
            canLeave = Boolean.parseBoolean(StringEscapeUtils.escapeXml(node.getNodeValue()));
        }
        VirtualCollection vc = new VirtualCollection(name, pid, canLeave);

        for (String lang : langs) {
            String dsName = TEXT_DS_PREFIX + lang;
            String value = IOUtils.readAsString(fedoraAccess.getDataStream(pid, dsName),
                    Charset.forName("UTF8"), true);
            vc.addDescription(lang, value);
        }
        return vc;
    } catch (Exception vcex) {
        logger.log(Level.WARNING, "Could not get virtual collection for  " + pid + ": " + vcex.toString());
        return null;
    }
}

From source file:cz.mzk.editor.server.fedora.utils.FedoraUtils.java

/**
 * Find first page pid./*  ww  w . ja v a 2 s.  c o m*/
 * 
 * @param pid
 *        the pid
 * @return the string
 */
public static String findFirstPagePid(String pid) {

    ArrayList<String> pids = new ArrayList<String>();
    try {
        String command = configuration.getFedoraHost() + "/get/" + pid + "/RELS-EXT";
        InputStream is = RESTHelper.get(command, configuration.getFedoraLogin(),
                configuration.getFedoraPassword(), true);
        Document contentDom = XMLUtils.parseDocument(is);
        XPathFactory factory = XPathFactory.newInstance();
        XPath xpath = factory.newXPath();
        XPathExpression expr = xpath.compile("/RDF/Description/*");
        NodeList nodes = (NodeList) expr.evaluate(contentDom, XPathConstants.NODESET);
        for (int i = 0; i < nodes.getLength(); i++) {
            Node childnode = nodes.item(i);
            String nodeName = childnode.getNodeName();
            if (nodeName.contains(FedoraRelationship.hasPage.getStringRepresentation())
                    || nodeName.contains(FedoraRelationship.isOnPage.getStringRepresentation())) {
                return childnode.getAttributes().getNamedItem("rdf:resource").getNodeValue().split("uuid:")[1];
            } else if (!nodeName.contains("hasModel") && childnode.hasAttributes()
                    && childnode.getAttributes().getNamedItem("rdf:resource") != null) {
                pids.add(childnode.getAttributes().getNamedItem("rdf:resource").getNodeValue().split("/")[1]);
            }
        }
        for (String relpid : pids) {
            return FedoraUtils.findFirstPagePid(relpid);
        }
    } catch (Exception e) {
        LOGGER.error(e.getMessage(), e);
    }
    return null;
}

From source file:cz.mzk.editor.server.fedora.utils.FedoraUtils.java

/**
 * Gets the rdf pids.//from   w ww.  j  a  v  a 2  s  . c om
 * 
 * @param pid
 *        the pid
 * @param relation
 *        the relation
 * @return the rdf pids
 */
public static ArrayList<String> getRdfPids(String pid, String relation) {
    ArrayList<String> pids = new ArrayList<String>();
    try {

        String command = configuration.getFedoraHost() + "/get/" + pid + "/" + RELS_EXT_STREAM;
        InputStream is = RESTHelper.get(command, configuration.getFedoraLogin(),
                configuration.getFedoraPassword(), true);
        Document contentDom = XMLUtils.parseDocument(is);
        XPathFactory factory = XPathFactory.newInstance();
        XPath xpath = factory.newXPath();
        String xPathStr = "/RDF/Description/" + relation;
        XPathExpression expr = xpath.compile(xPathStr);
        NodeList nodes = (NodeList) expr.evaluate(contentDom, XPathConstants.NODESET);
        for (int i = 0; i < nodes.getLength(); i++) {
            Node childnode = nodes.item(i);
            if (!childnode.getNodeName().contains("hasModel")) {
                pids.add(childnode.getNodeName() + " "
                        + childnode.getAttributes().getNamedItem("rdf:resource").getNodeValue().split("/")[1]);
            }
        }
    } catch (Exception e) {
        LOGGER.error(e.getMessage(), e);
    }
    return pids;
}