Example usage for org.w3c.dom Node hasChildNodes

Introduction

In this page you can find the example usage for org.w3c.dom Node hasChildNodes.

Prototype

public boolean hasChildNodes();

Source Link

Document

Returns whether this node has any children.

Usage

From source file:Main.java

private static String toString(Node node, int level, boolean indent) {

    StringBuilder nodeBuilder = new StringBuilder();

    switch (node.getNodeType()) {
    case Node.TEXT_NODE:
        if (indent) {
            nodeBuilder.append(setIndent(level));
        }/*from w ww  .j ava  2s  .c o  m*/
        nodeBuilder.append(node.getNodeValue());
        if (indent) {
            nodeBuilder.append("\n");
        }
        break;
    case Node.ELEMENT_NODE:

        NamedNodeMap attributeMap;
        NodeList childList;

        if (indent) {
            nodeBuilder.append(setIndent(level));
        }
        nodeBuilder.append("<");
        nodeBuilder.append(((Element) node).getTagName());

        attributeMap = node.getAttributes();
        for (int loop = 0; loop < attributeMap.getLength(); loop++) {
            nodeBuilder.append(" ");
            nodeBuilder.append(attributeMap.item(loop).getNodeName());
            nodeBuilder.append("=\"");
            nodeBuilder.append(attributeMap.item(loop).getNodeValue());
            nodeBuilder.append("\"");
        }

        if (node.hasChildNodes()) {
            nodeBuilder.append(">");
            if (indent) {
                nodeBuilder.append("\n");
            }

            childList = node.getChildNodes();
            for (int loop = 0; loop < childList.getLength(); loop++) {
                nodeBuilder.append(toString(childList.item(loop), level + 1, indent));
            }

            if (indent) {
                nodeBuilder.append(setIndent(level));
            }
            nodeBuilder.append("</");
            nodeBuilder.append(((Element) node).getTagName());
            nodeBuilder.append(">");
            if (indent) {
                nodeBuilder.append("\n");
            }
        } else {
            nodeBuilder.append("/>");
            if (indent) {
                nodeBuilder.append("\n");
            }
        }
        break;
    default:
        nodeBuilder.append("<Unkown Node Type (");
        nodeBuilder.append(node.getNodeType());
        nodeBuilder.append(")/>");
        if (indent) {
            nodeBuilder.append("\n");
        }
    }

    return nodeBuilder.toString();
}

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From source file:com.mingo.parser.xml.dom.ContextConfigurationParser.java

/**
 * Parse <querySetConfig/> tag.//from   ww  w  .  j  av  a 2 s  .  co m
 *
 * @param element element of XML document
 * @return set of paths queries definitions
 */
private QuerySetConfiguration parseQuerySetConfigTag(Element element) throws ParserException {
    Set<String> querySets = ImmutableSet.of();
    // expected what xml contains single <querySetConfig> tag
    // therefore take first element from node list is normal
    Node querySetConfigNode = getFirstNecessaryTagOccurrence(element, QUERY_SET_CONFIG_TAG);
    if (querySetConfigNode.hasChildNodes()) {
        querySets = parseQuerySets(querySetConfigNode.getChildNodes());
    }
    QuerySetConfiguration querySetConfiguration = new QuerySetConfiguration();
    querySetConfiguration.setDatabaseName(getAttributeString(querySetConfigNode, MONGO_DBNAME_ATTR));
    querySetConfiguration.addQuerySet(querySets);
    return querySetConfiguration;

}

---

From source file:com.connectutb.xfuel.FuelPlanner.java

public final String getElementValue(Node elem) {
    Node child;/* w w w  . ja  v a  2 s  .co  m*/
    if (elem != null) {
        if (elem.hasChildNodes()) {
            for (child = elem.getFirstChild(); child != null; child = child.getNextSibling()) {
                if (child.getNodeType() == Node.TEXT_NODE) {
                    return child.getNodeValue();
                }
            }
        }
    }
    return "";
}

---

From source file:gov.nih.nci.ncicb.tcga.dcc.qclive.common.action.validation.BcrExperimentFieldValidator.java

/**
 * Determines if a tag is a simple text element
 * @param node to determine if it is a simple text element
 * @return true if a node is a simple text eleement
 *//*from ww  w  .j a  v  a  2s . c o m*/
private boolean isSimpleTextElement(final Node node) {
    // either the node has no children, or it has just one child of type text node
    // (i.e. false if it has other element nodes nested inside of it
    return !node.hasChildNodes()
            || (node.getChildNodes().getLength() == 1 && node.getFirstChild().getNodeType() == Node.TEXT_NODE);
}

---

From source file:de.elbe5.base.data.XmlData.java

public String getCData(Node node) {
    if (node.hasChildNodes()) {
        Node child = node.getFirstChild();
        while (child != null) {
            if (child instanceof CDATASection) {
                return ((CDATASection) child).getData();
            }//  w w w . j a  v  a2s . co m
            child = child.getNextSibling();
        }
    }
    return "";
}

---

From source file:org.dasein.cloud.ibm.sce.identity.keys.SSHKeys.java

private @Nullable SSHKeypair toKeyPair(@Nonnull ProviderContext ctx, @Nullable Node node, boolean post)
        throws CloudException, InternalException {
    if (node == null || !node.hasChildNodes()) {
        return null;
    }/*from   ww w .  j a v  a  2 s  . c  om*/
    NodeList attributes = node.getChildNodes();
    String regionId = ctx.getRegionId();

    if (regionId == null) {
        throw new CloudException("No region established for context");
    }
    SSHKeypair kp = new SSHKeypair();

    kp.setProviderOwnerId(ctx.getAccountNumber());
    kp.setProviderRegionId(regionId);
    kp.setFingerprint("Fake out test cases because SCE does not provide a fingerprint");
    for (int i = 0; i < attributes.getLength(); i++) {
        Node attr = attributes.item(i);
        String nodeName = attr.getNodeName();

        if (nodeName.equalsIgnoreCase("KeyName") && attr.hasChildNodes()) {
            String id = attr.getFirstChild().getNodeValue().trim();

            kp.setProviderKeypairId(id);
            kp.setName(id);
        } else if (nodeName.equalsIgnoreCase("KeyMaterial") && attr.hasChildNodes()) {
            String material = attr.getFirstChild().getNodeValue().trim();

            try {
                if (post) {
                    kp.setPrivateKey(material.getBytes("utf-8"));
                } else {
                    kp.setPublicKey(material);
                }
            } catch (UnsupportedEncodingException e) {
                throw new InternalException(e);
            }
        }
    }
    if (kp.getProviderKeypairId() == null) {
        return null;
    }
    return kp;
}

---

From source file:me.willowcheng.makerthings.model.OpenHABWidgetDataSource.java

public void setSourceNode(Node rootNode) {
    Log.i(TAG, "Loading new data");
    if (rootNode == null)
        return;/*ww  w  .j a  va2s.c om*/
    rootWidget = new OpenHABWidget();
    rootWidget.setType("root");
    if (rootNode.hasChildNodes()) {
        NodeList childNodes = rootNode.getChildNodes();
        for (int i = 0; i < childNodes.getLength(); i++) {
            Node childNode = childNodes.item(i);
            if (childNode.getNodeName().equals("widget")) {
                new OpenHABWidget(rootWidget, childNode);
            } else if (childNode.getNodeName().equals("title")) {
                this.setTitle(childNode.getTextContent());
            } else if (childNode.getNodeName().equals("id")) {
                this.setId(childNode.getTextContent());
            } else if (childNode.getNodeName().equals("icon")) {
                this.setIcon(childNode.getTextContent());
            } else if (childNode.getNodeName().equals("link")) {
                this.setLink(childNode.getTextContent());
            }
        }
    }
}

---

From source file:de.tudarmstadt.ukp.dkpro.core.io.xml.XmlReaderXPath.java

/**
 * Add the text in current node to document text buffer, create and add to index a Field
 * annotation out of the text. This usually processes a document.
 *///w w w.  java 2 s.com
private void processNode(CAS cas, Node node, StringBuilder documentText) {
    if (node.hasChildNodes()) {
        if (docIdTag != null) {
            ensureIdValidity(node);
        }

        NodeList docFields = node.getChildNodes();

        for (int i = 0; i < docFields.getLength(); i++) {
            Node field = docFields.item(i);
            int begin = documentText.length();
            String nodeTag = field.getLocalName();

            if (nodeTag != null && isIncluded(nodeTag)) {
                String nodeText = field.getTextContent();

                documentText = documentText.append(nodeText);
                int end = documentText.length();

                documentText = documentText.append("\n");

                // Substitue tag if specified
                if (useSubstitution && substitution.containsKey(nodeTag)) {
                    nodeTag = substitution.get(nodeTag);
                }

                createFieldAnnotation(cas, nodeTag, begin, end);
            }
        }
    }
}

---

From source file:de.elbe5.base.data.XmlData.java

private void findChildElements(Node parent, String tagName, boolean recursive, List<Element> list) {
    if (parent.hasChildNodes()) {
        NodeList childNodes = parent.getChildNodes();
        for (int i = 0; i < childNodes.getLength(); i++) {
            Node node = childNodes.item(i);
            if ((node instanceof Element) && ((Element) node).getTagName().equals(tagName))
                list.add((Element) node);
            if (recursive) {
                findChildElements(node, tagName, true, list);
            }/*from  ww w  .ja va 2s  .co m*/
        }
    }
}

---

From source file:org.liberty.android.fantastischmemopro.downloader.DownloaderFE.java

private List<DownloadItem> retrieveList(String criterion) throws Exception {
    HttpClient httpclient = new DefaultHttpClient();
    String url;//  w  ww  .j  a v a 2  s.  c  o  m
    if (validateEmail(criterion)) {
        url = FE_API_EMAIL;
    } else {
        url = FE_API_TAG;
    }
    url += URLEncoder.encode(criterion);
    Log.i(TAG, "Url: " + url);
    HttpGet httpget = new HttpGet(url);
    HttpResponse response;
    response = httpclient.execute(httpget);
    Log.i(TAG, "Response: " + response.getStatusLine().toString());
    HttpEntity entity = response.getEntity();

    if (entity == null) {
        throw new Exception("Null entity error");
    }

    InputStream instream = entity.getContent();
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    DocumentBuilder documentBuilder = factory.newDocumentBuilder();
    Document doc = documentBuilder.parse(instream);
    NodeList nodes = doc.getElementsByTagName("cardSet");
    nodes = doc.getElementsByTagName("error");

    if (nodes.getLength() > 0) {
        throw new Exception("Invalid user name or no such tag to search!");
    }

    List<DownloadItem> diList = new LinkedList<DownloadItem>();
    nodes = doc.getElementsByTagName("cardSet");

    int nodeNumber = nodes.getLength();
    for (int i = 0; i < nodeNumber; i++) {
        Node node = nodes.item(i);
        if (!node.hasChildNodes()) {
            continue;
        }
        NodeList childNodes = node.getChildNodes();

        int childNodeNumber = childNodes.getLength();
        DownloadItem di = new DownloadItem();
        for (int j = 0; j < childNodeNumber; j++) {
            Node childNode = childNodes.item(j);
            if (childNode.hasChildNodes()) {
                di.setType(DownloadItem.TYPE_DATABASE);
                if (childNode.getNodeName().equals("title")) {
                    di.setTitle(childNode.getFirstChild().getNodeValue());
                } else if (childNode.getNodeName().equals("cardSetId")) {
                    di.setAddress(FE_API_FLASHCARDS + childNode.getFirstChild().getNodeValue());
                } else if (childNode.getNodeName().equals("description")) {
                    di.setDescription(childNode.getFirstChild().getNodeValue());
                }
            }
        }
        if (!di.getTitle().equals("")) {
            diList.add(di);
        }
    }
    instream.close();
    return diList;
}

---

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