Example usage for javax.xml.xpath XPath evaluate

Introduction

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

Prototype

public String evaluate(String expression, InputSource source) throws XPathExpressionException;

Source Link

Document

Evaluate an XPath expression in the context of the specified InputSource and return the result as a String .

Usage

From source file:com.orange.ngsi.model.UpdateContextModelTest.java

@Test
public void serializationXML() throws IOException, URISyntaxException, XPathExpressionException {

    String xml = xmlmapper.writeValueAsString(createUpdateContextTempSensor(0));

    String xpathExpr = "/updateContextRequest/contextElementList/contextElement[1]/entityId/id";
    XPath xPath = XPathFactory.newInstance().newXPath();
    String value = xPath.evaluate(xpathExpr, new InputSource(new StringReader(xml)));
    assertEquals("S1", value);
}

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From source file:com.orange.ngsi.model.ContextAttributeModelTest.java

@Test
public void serializationXMLContextAttribute() throws IOException, XPathExpressionException {

    ContextAttribute contextAttribute = new ContextAttribute("A", "T", "22");

    ObjectMapper xmlmapper = new XmlMapper();
    String xml = xmlmapper.writeValueAsString(contextAttribute);

    assertTrue(xml.contains("A"));
    assertTrue(xml.contains("T"));
    assertTrue(xml.contains("22"));

    String xpathExpr = "/ContextAttribute/name";
    XPath xPath = XPathFactory.newInstance().newXPath();
    assertEquals("A", xPath.evaluate(xpathExpr, new InputSource(new StringReader(xml))));
}

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From source file:hoot.services.review.ReviewTestUtils.java

private static void populateOsmIdMappings(final Document changesetUploadResponse, final ElementType elementType,
        Map<Long, Long> mappings, final int size) throws XPathExpressionException {
    XPath xpath = XmlDocumentBuilder.createXPath();
    mappings.clear();/*from  w w  w  .  j av a 2s .  c  o  m*/

    //there aren't more than 100 elements of any type in the source file
    for (int i = 1; i < size + 1; i++) {
        final long oldId = -1 * i;
        final String newIdStr = xpath.evaluate("//osm/diffResult/" + elementType.toString().toLowerCase()
                + "[@old_id=\"" + oldId + "\"]/@new_id", changesetUploadResponse);
        if (StringUtils.trimToNull(newIdStr) != null) {
            final long newId = Long.parseLong(newIdStr);
            mappings.put(oldId, newId);
        }
    }
}

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From source file:pakiet.rt.DelicjaXMLParser.java

private void parse() throws SAXException, IOException, XPathExpressionException, ParserConfigurationException {
    DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance();
    DocumentBuilder builder = builderFactory.newDocumentBuilder();
    Document xmlDocument = builder.parse(new ByteArrayInputStream(xmlInputString.getBytes()));
    XPath xPath = XPathFactory.newInstance().newXPath();
    String userName = xPath.evaluate("//*[1]/@user", xmlDocument);
    resp.setUser(userName);// w ww .j av  a 2 s  .c om
    System.out.println("test: " + userName);

    try {
        builder = builderFactory.newDocumentBuilder();
    } catch (ParserConfigurationException e) {
        e.printStackTrace();
    }

}

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From source file:org.orcid.examples.jopmts.mvc.OrcidClientModel.java

public OrcidClientModel(Node partialDocument, XPath xpath) {
    try {// w  w  w  . j a  v a2 s  .c om
        for (String key : getModelStringPaths().keySet()) {
            this.addAttribute(key, xpath.evaluate(getModelStringPaths().get(key), partialDocument));
        }
        for (String key : getModelStringArrayPaths().keySet()) {
            this.addAttribute(key,
                    stringListFromDocument(getModelStringArrayPaths().get(key), xpath, partialDocument));
        }
    } catch (XPathExpressionException e) {
        // Error handling needed?!
    }
}

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From source file:br.com.insula.spring.security.janrain.JanrainService.java

private String getStringValue(Document document, XPath xPath, String expression)
        throws XPathExpressionException {
    String value = xPath.evaluate(expression, document).trim();
    return value.isEmpty() ? null : value;
}

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From source file:net.javacrumbs.springws.test.common.XPathExpressionEvaluator.java

public String evaluateExpression(Document document, String expression, URI uri,
        NamespaceContext namespaceContext) {
    XPathFactory factory = XPathFactory.newInstance();
    factory.setXPathVariableResolver(new WsTestXPathVariableResolver(uri));
    try {//from   ww  w .  j a  va 2s  .co m
        XPath xpath = factory.newXPath();
        if (namespaceContext != null) {
            xpath.setNamespaceContext(namespaceContext);
        }
        String result = xpath.evaluate(expression, document);
        logger.debug("Expression \"" + expression + "\" resolved to \"" + result + "\"");
        return result;
    } catch (XPathExpressionException e) {
        throw new ExpressionResolverException(
                "Could not evaluate XPath expression \"" + expression + "\" : \"" + e.getMessage() + "\"", e);
    }
}

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From source file:com.synclio.hawk.TutorialRouteBuilder.java

@Override
public void configure() throws Exception {
    from("ghttp:///weather").process(new RequestProcessor()).marshal().serialization().to("gtask://default")
            .unmarshal().serialization().process(new ResponseProcessor());

    from("gtask://default").unmarshal().serialization().process(new Processor() {
        @Override//  w  w w . j  av  a  2  s. c om
        public void process(Exchange exchange) throws Exception {
            ReportData data = exchange.getIn().getBody(ReportData.class);

            URLFetchService urlFetch = URLFetchServiceFactory.getURLFetchService();
            HTTPRequest req = new HTTPRequest(new URL("http://where.yahooapis.com/v1/places.q(" + data.getCity()
                    + ")?appid=0b4twNzV34GzaTHevW1SzEcnzG4Nyuhq6pvnSKZS.28kCqUw31jPRApe6_niElSL_waLc2M-"),
                    HTTPMethod.GET);
            HTTPResponse resp = urlFetch.fetch(req);

            Document doc = toDocument(IOUtils.toInputStream(new String(resp.getContent())));
            XPathFactory xpfactory = XPathFactory.newInstance();
            XPath xpath = xpfactory.newXPath();
            try {
                System.out.print(xpath.evaluate("//places/place[1]/woeid/text()", doc));
                System.out.print(new String(resp.getContent()));

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

    });
    //         .setHeader(Exchange.HTTP_METHOD,constant("GET"))
    //         .enrich("ghttp://where.yahooapis.com/v1/places.q(Chennai)?appid=0b4twNzV34GzaTHevW1SzEcnzG4Nyuhq6pvnSKZS.28kCqUw31jPRApe6_niElSL_waLc2M-")         .setHeader(GMailBinding.GMAIL_SUBJECT, constant("Weather report"))
    //         .setHeader(GMailBinding.GMAIL_SENDER, ReportData.requestor())
    //         .setHeader(GMailBinding.GMAIL_TO, ReportData.recipient())
    //         .process(new ReportGenerator())
    //         .to("gmail://default");
}

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From source file:org.ambraproject.solr.SolrMostViewedArticleService.java

@Override
public List<Pair<String, String>> getMostViewedArticles(String journal, int limit, Integer numDays)
        throws SolrException {
    //check if we still have valid results in the cache
    MostViewedCache cache = cachedMostViewedResults.get(journal);
    if (cache != null && cache.isValid()) {
        return cache.getArticles();
    }//from   w ww. jav a 2s. c om

    Map<String, String> params = new HashMap<String, String>();
    params.put("fl", DOI_ATTR + "," + TITLE_ATTR);
    params.put("fq",
            "doc_type:full AND !article_type_facet:\"Issue Image\" AND cross_published_journal_key:" + journal);
    params.put("start", "0");
    params.put("rows", String.valueOf(limit));
    params.put("indent", "off");
    String sortField = (numDays != null) ? solrFieldConverter.getViewCountingFieldName(numDays)
            : solrFieldConverter.getAllTimeViewsField();
    params.put("sort", sortField + " desc");

    Document doc = solrHttpService.makeSolrRequest(params);

    List<Pair<String, String>> articles = new ArrayList<Pair<String, String>>(limit);

    //get the children of the "result" node
    XPath xPath = XPathFactory.newInstance().newXPath();
    try {
        Integer count = Integer.valueOf(xPath.evaluate("count(//result/doc)", doc));
        for (int i = 1; i <= count; i++) {
            String doi = xPath.evaluate("//result/doc[" + i + "]/str[@name = '" + DOI_ATTR + "']/text()", doc);
            String title = xPath.evaluate("//result/doc[" + i + "]/str[@name = '" + TITLE_ATTR + "']/text()",
                    doc);
            articles.add(new Pair<String, String>(doi, title));
        }
    } catch (XPathExpressionException e) {
        throw new SolrException("Error parsing solr xml response", e);
    }

    //cache the results
    cachedMostViewedResults.put(journal, new MostViewedCache(articles));
    return articles;
}

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From source file:org.openmrs.module.dhisreport.api.dxf2.DataValueSetTest.java

protected String xpathTest(String xpathString, String xml) throws XPathExpressionException {
    InputSource source = new InputSource(new StringReader(xml));
    XPathFactory factory = XPathFactory.newInstance();
    XPath xpath = factory.newXPath();
    xpath.setNamespaceContext(new Dxf2NamespaceResolver());

    return (String) xpath.evaluate(xpathString, source);
}

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