Example usage for org.w3c.dom Document getElementsByTagName

Introduction

In this page you can find the example usage for org.w3c.dom Document getElementsByTagName.

Prototype

public NodeList getElementsByTagName(String tagname);

Source Link

Document

Returns a NodeList of all the Elements in document order with a given tag name and are contained in the document.

Usage

From source file:org.apache.streams.gnip.powertrack.ActivityXMLActivitySerializer.java

private String setContentIfEmpty(String xml) throws Exception {
    DocumentBuilder docBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
    InputSource is = new InputSource(new StringReader(xml));
    Document doc = docBuilder.parse(is);
    doc.getDocumentElement().normalize();
    Element base = (Element) doc.getElementsByTagName("entry").item(0);
    NodeList nodeList = base.getChildNodes();
    //        for(int i=0; i < nodeList.getLength(); ++i) {
    //            System.out.println(nodeList.item(i).getNodeName());
    //        }/*  w  w w .  jav  a  2s .  c o  m*/
    Element obj = (Element) base.getElementsByTagName("activity:object").item(0);
    Element content = (Element) obj.getElementsByTagName("content").item(0);
    //        System.out.println("Number of child nodes : "+content.getChildNodes().getLength());
    //        System.out.println("Text content before : "+content.getTextContent());
    if (content.getTextContent() == null || content.getTextContent().equals("")) {
        content.setTextContent(" ");
    }
    //        System.out.println("Number of child nodes after : "+content.getChildNodes().getLength());
    //        System.out.println("Text content after : "+content.getTextContent());
    TransformerFactory tf = TransformerFactory.newInstance();
    Transformer transformer = tf.newTransformer();
    transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
    StringWriter writer = new StringWriter();
    transformer.transform(new DOMSource(doc), new StreamResult(writer));
    String output = writer.getBuffer().toString().replaceAll("\n|\r", "");
    //        System.out.println(output);
    //        System.out.println(output);
    //        System.out.println(content);
    return output;
}

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From source file:fr.paris.lutece.plugins.mylutece.modules.oauth.authentication.XMLCredentialRetriever.java

/**
 *
 *{@inheritDoc}/*w  w w. j  ava 2s .  c om*/
 */
public void doRetrieveUserInfo(HttpResponse httpResponse, OAuthUser user) {
    try {
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        DocumentBuilder builder = factory.newDocumentBuilder();
        Document doc = builder.parse(httpResponse.getEntity().getContent());

        for (Entry<String, String[]> entry : getTags().entrySet()) {
            for (String strTag : entry.getValue()) {
                NodeList nodeList = doc.getElementsByTagName(strTag);

                if ((nodeList != null) && (nodeList.getLength() > 0)) {
                    String strValue = nodeList.item(0).getFirstChild().getNodeValue();

                    if (AppLogService.isDebugEnabled()) {
                        AppLogService.debug("Retrieved " + strValue + " for " + entry.getKey());
                    }

                    user.setUserInfo(entry.getKey(), strValue);

                    if (entry.getKey().equals(LuteceUser.NAME_FAMILY)) {
                        user.setName(strValue);
                    }

                    break; // no need to find other values
                }
            }
        }
    } catch (SAXException e) {
        AppLogService.error(e.getMessage(), e);
    } catch (ParserConfigurationException e) {
        AppLogService.error(e.getMessage(), e);
    } catch (IllegalStateException e) {
        AppLogService.error(e.getMessage(), e);
    } catch (IOException e) {
        AppLogService.error(e.getMessage(), e);
    }
}

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From source file:minecrunch_launcher.Client.java

public void Modprofile()
        throws ParserConfigurationException, SAXException, IOException, XPathExpressionException {
    if (os.contains("Windows")) {
        minecrunchDir = home + "\\.minecrunch\\resources\\";
    } else {/*ww w . j  a  va2  s .  c  o m*/
        minecrunchDir = home + "/.minecrunch/resources/";
    }

    // Reading selected modpack profile and getting parameters
    DocumentBuilderFactory Factory = DocumentBuilderFactory.newInstance();
    DocumentBuilder builder = Factory.newDocumentBuilder();
    Document doc = builder.parse(minecrunchDir + name + "_profile.xml");
    doc.getDocumentElement().normalize();

    NodeList nodes = doc.getElementsByTagName("profile");
    for (int i = 0; i < nodes.getLength(); i++) {
        Node node = nodes.item(i);
        if ((node.getNodeType() == Node.ELEMENT_NODE)) {
            Element element = (Element) node;
            version = element.getElementsByTagName("version").item(0).getTextContent();
            System.out.println("Forge version: " + version);
            java = element.getElementsByTagName("java").item(0).getTextContent();
            System.out.println("JVM Argument: " + java);
        }
    }
}

---

From source file:com.nanocrawler.contentparser.HtmlContentParser.java

private Document parseHtml(Page page, HtmlContent c) throws SAXException, IOException {
    String html;// www. j a  v  a2 s  . co  m

    // Handle char type conversions based on the byte stream, not based on what the server says
    UniversalDetector detector = new UniversalDetector(null);
    detector.handleData(page.getContentData(), 0, page.getContentData().length);
    detector.dataEnd();
    String encoding = detector.getDetectedCharset();

    if (encoding != null) {
        page.setContentCharset(encoding);
        try {
            html = new String(page.getContentData(), encoding);
        } catch (Exception ex) {
            html = new String(page.getContentData());
        }
    } else {
        html = new String(page.getContentData());
    }

    html = html.trim();
    c.setHtml(html);

    HtmlDocumentBuilder builder = new HtmlDocumentBuilder();
    builder.setCommentPolicy(XmlViolationPolicy.ALTER_INFOSET);
    builder.setContentNonXmlCharPolicy(XmlViolationPolicy.ALTER_INFOSET);
    builder.setContentSpacePolicy(XmlViolationPolicy.ALTER_INFOSET);
    builder.setNamePolicy(XmlViolationPolicy.ALTER_INFOSET);
    builder.setStreamabilityViolationPolicy(XmlViolationPolicy.ALTER_INFOSET);
    builder.setXmlnsPolicy(XmlViolationPolicy.ALTER_INFOSET);
    builder.setMappingLangToXmlLang(true);
    builder.setHtml4ModeCompatibleWithXhtml1Schemata(true);
    builder.setHeuristics(Heuristics.ALL);
    builder.setCheckingNormalization(false);
    builder.setDoctypeExpectation(DoctypeExpectation.NO_DOCTYPE_ERRORS);
    builder.setIgnoringComments(true);
    builder.setScriptingEnabled(true);
    builder.setXmlPolicy(XmlViolationPolicy.ALTER_INFOSET);

    Document doc = builder.parse(IOUtils.toInputStream(html));
    if (doc.getElementsByTagName(BODY_ELEMENT).getLength() == 0) {
        throw new RuntimeException("Problem parsing document - invalid HTML, no body element found");
    }

    return doc;
}

---

From source file:eu.optimis.mi.gui.server.XmlUtil.java

public List<MonitoringResource> getMonitoringRsModel(String xml) {
    try {/*from w w  w.  j a v  a2 s . co  m*/
        // Create a builder factory
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        factory.setNamespaceAware(true);
        Document doc = factory.newDocumentBuilder().parse(new InputSource(new StringReader(xml)));

        NodeList msList = doc.getElementsByTagName("monitoring_resource");

        ArrayList<MonitoringResource> rsList = new ArrayList<MonitoringResource>();
        for (int i = 0; i < msList.getLength(); i++) {
            MonitoringResource mdata = new MonitoringResource();
            Element ts = (Element) msList.item(i);
            Element eMetricname = (Element) ts.getElementsByTagName("metric_name").item(0);
            String sMetricname = eMetricname.getTextContent();
            mdata.setMetricName(sMetricname);

            Element eMetricvalue = (Element) ts.getElementsByTagName("metric_value").item(0);
            String sMetricvalue = eMetricvalue.getTextContent();
            mdata.setMetricValue(sMetricvalue);

            Element eMetricunit = (Element) ts.getElementsByTagName("metric_unit").item(0);
            String sMetricunit = eMetricunit.getTextContent();
            mdata.setMetricUnit(sMetricunit);

            Element eMetrictp = (Element) ts.getElementsByTagName("metric_timestamp").item(0);
            String tsLangType = eMetrictp.getTextContent();
            mdata.setMetricTimestamp(tsLangType);

            Element eMinfoColType = (Element) ts.getElementsByTagName("monitoring_information_collector_id")
                    .item(0);
            if (eMinfoColType != null) {
                String sMinfoColType = eMinfoColType.getTextContent();
                mdata.setCollectorId(sMinfoColType);
            }

            Element eResType = (Element) ts.getElementsByTagName("resource_type").item(0);
            if (eResType != null) {
                String sResType = eResType.getTextContent();
                mdata.setResourceType(sResType);
            }

            Element ePResId = (Element) ts.getElementsByTagName("physical_resource_id").item(0);
            if (ePResId != null) {
                String sPResId = ePResId.getTextContent();
                mdata.setPhysicalResourceId(sPResId);
            }

            Element eSResId = (Element) ts.getElementsByTagName("service_resource_id").item(0);
            if (eSResId != null) {
                String sSResId = eSResId.getTextContent();
                mdata.setServiceResourceId(sSResId);
            }

            Element eVResId = (Element) ts.getElementsByTagName("virtual_resource_id").item(0);
            if (eVResId != null) {
                String sVResId = eVResId.getTextContent();
                mdata.setVirtualResourceId(sVResId);
            }
            rsList.add(mdata);
            mdata = null;
        }

        return rsList;

    } catch (SAXException e) {
        return null;
    } catch (ParserConfigurationException e) {
        return null;
    } catch (IOException e) {
        return null;
    }
}

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From source file:org.freeeed.search.web.solr.SolrSearchService.java

/**
 * Parse the given DOM to SolrResult object.
 * //from   ww w . ja  va2 s  .c  o m
 * @param query
 * @param solrDoc
 * @return
 */
private SolrResult buildResult(Document solrDoc) {
    SolrResult result = new SolrResult();

    NodeList responseList = solrDoc.getElementsByTagName("result");
    Element responseEl = (Element) responseList.item(0);
    int totalSize = Integer.parseInt(responseEl.getAttribute("numFound"));

    result.setTotalSize(totalSize);

    NodeList documentsList = responseEl.getElementsByTagName("doc");

    Map<String, SolrDocument> solrDocuments = new HashMap<String, SolrDocument>();
    for (int i = 0; i < documentsList.getLength(); i++) {
        Element documentEl = (Element) documentsList.item(i);

        Map<String, List<String>> data = new HashMap<String, List<String>>();

        NodeList fieldsList = documentEl.getChildNodes();
        for (int j = 0; j < fieldsList.getLength(); j++) {
            Element field = (Element) fieldsList.item(j);
            String name = field.getAttribute("name");
            List<String> value = new ArrayList<String>();

            //multivalues
            if (field.getNodeName().equals("arr")) {
                NodeList strList = field.getChildNodes();
                for (int k = 0; k < strList.getLength(); k++) {
                    Node strNode = strList.item(k);
                    value.add(strNode.getTextContent());
                }
            } else {
                value.add(field.getTextContent());
            }

            data.put(name, value);
        }

        SolrDocument doc = solrDocumentParser.createSolrDocument(data);
        solrDocuments.put(doc.getDocumentId(), doc);
    }

    result.setDocuments(solrDocuments);

    return result;
}

---

From source file:com.nanocrawler.contentparser.HtmlContentParser.java

private void getLinks(List<ExtractedUrlAnchorPair> outgoingUrls, Document doc, String elementName,
        String attribName, boolean getAnchorText) {
    if (doc.getElementsByTagName(elementName).getLength() > 0) {
        NodeList nl = doc.getElementsByTagName(elementName);
        for (int i = 0; i < nl.getLength(); i++) {
            Node n = nl.item(i);/*from   w w w  .ja v a 2 s .  com*/
            if (n.hasAttributes() && n.getAttributes().getNamedItem(attribName) != null) {
                ExtractedUrlAnchorPair newUrl = new ExtractedUrlAnchorPair();
                newUrl.setHref(n.getAttributes().getNamedItem(attribName).getNodeValue().trim());
                if (getAnchorText) {
                    newUrl.setAnchor(n.getTextContent().trim());
                } else {
                    newUrl.setAnchor("");
                }

                if (newUrl.getHref().trim().length() > 0) {
                    outgoingUrls.add(newUrl);
                }
            }
        }
    }
}

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From source file:com.uber.jenkins.phabricator.coverage.CoberturaXMLParser.java

private List<String> getSourceDirs(Document doc) {
    if (workspace == null) {
        return Collections.emptyList();
    }//from  w w w. ja  v a2s . c o  m

    List<String> sourceDirs = new ArrayList<String>();
    NodeList sources = doc.getElementsByTagName(TAG_NAME_SOURCE);
    for (int i = 0; i < sources.getLength(); i++) {
        Node source = sources.item(i);
        String srcDir = source.getTextContent();
        if (srcDir.contains(workspace + "/")) {
            String relativeSrcDir = srcDir.replaceFirst(workspace + "/", "");
            if (!relativeSrcDir.isEmpty()) {
                sourceDirs.add(relativeSrcDir);
            }
        }
    }
    return sourceDirs;
}

---

From source file:com.diversityarrays.dalclient.DalUtil.java

public static boolean visitXmlResults(String requestUrl, Document xmldoc, List<String> tagNames,
        DalResponseRecordVisitor visitor, boolean wantEmptyRecords) {
    boolean result = true;
    for (String tagName : tagNames) {
        NodeList resultNodes = xmldoc.getElementsByTagName(tagName);
        int nNodes = resultNodes.getLength();
        for (int ni = 0; ni < nNodes; ++ni) {
            Node node = resultNodes.item(ni);
            DalResponseRecord record = DalUtil.createFrom(requestUrl, node);
            if (record != null && (wantEmptyRecords || !record.isEmpty())) {
                if (!visitor.visitResponseRecord(tagName, record)) {
                    result = false;/*from  w  w w  .  j  a  v  a 2s .c o m*/
                    break;
                }
            }
        }

        if (!result) {
            break;
        }
    }
    return result;
}

---

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