Example usage for org.w3c.dom Node getFirstChild

Introduction

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

Prototype

public Node getFirstChild();

Source Link

Document

The first child of this node.

Usage

From source file:Main.java

static final void getSetRec(final Node rootNode, final Set result, final Node exclude, final boolean com) {
    //Set result = new HashSet();
    if (rootNode == exclude) {
        return;//from   w w w .j a  va  2s .  c om
    }
    switch (rootNode.getNodeType()) {
    case Node.ELEMENT_NODE:
        result.add(rootNode);
        Element el = (Element) rootNode;
        if (el.hasAttributes()) {
            NamedNodeMap nl = ((Element) rootNode).getAttributes();
            for (int i = 0; i < nl.getLength(); i++) {
                result.add(nl.item(i));
            }
        }
        //no return keep working
    case Node.DOCUMENT_NODE:
        for (Node r = rootNode.getFirstChild(); r != null; r = r.getNextSibling()) {
            if (r.getNodeType() == Node.TEXT_NODE) {
                result.add(r);
                while ((r != null) && (r.getNodeType() == Node.TEXT_NODE)) {
                    r = r.getNextSibling();
                }
                if (r == null)
                    return;
            }
            getSetRec(r, result, exclude, com);
        }
        return;
    case Node.COMMENT_NODE:
        if (com) {
            result.add(rootNode);
        }
        return;
    case Node.DOCUMENT_TYPE_NODE:
        return;
    default:
        result.add(rootNode);
    }
    return;
}

---

From source file:com.gatf.executor.validator.ResponseValidator.java

public static String getXMLNodeValue(Node node) {
    String xmlValue = null;//  w w  w .j  a v a 2  s .co m
    if (node.getNodeType() == Node.TEXT_NODE || node.getNodeType() == Node.CDATA_SECTION_NODE) {
        xmlValue = node.getNodeValue();
    } else if (node.getNodeType() == Node.ATTRIBUTE_NODE) {
        xmlValue = ((Attr) node).getValue();
    } else if (node.getNodeType() == Node.ELEMENT_NODE && node.getChildNodes().getLength() >= 1
            && (node.getFirstChild().getNodeType() == Node.TEXT_NODE
                    || node.getFirstChild().getNodeType() == Node.CDATA_SECTION_NODE)) {
        xmlValue = node.getFirstChild().getNodeValue();
    }
    return xmlValue;
}

---

From source file:com.l2jfree.gameserver.model.zone.form.Shape.java

public static Shape parseShape(Node sn, int zoneId) {
    String type = "";
    Shape shape = null;//from   ww w  . ja v a  2s  .c  o  m
    Class<?> clazz;
    Constructor<?> constructor;
    try {
        type = sn.getAttributes().getNamedItem("type").getNodeValue();
        clazz = Class.forName("com.l2jfree.gameserver.model.zone.form.Shape" + type);
        constructor = clazz.getConstructor();
        shape = (Shape) constructor.newInstance();
    } catch (Exception e) {
        _log.error("Cannot create a Shape" + type + " in zone " + zoneId);
        return null;
    }

    shape._points = new FastList<Tupel>();
    for (Node n = sn.getFirstChild(); n != null; n = n.getNextSibling()) {
        if ("point".equalsIgnoreCase(n.getNodeName())) {
            Tupel t = Tupel.parseTupel(n, zoneId);
            if (t != null)
                shape._points.add(t);
            else
                return null;
        }
    }

    if ("Cylinder".equalsIgnoreCase(type)) {
        try {
            int rad = Integer.parseInt(sn.getAttributes().getNamedItem("radius").getNodeValue());
            ((ShapeCylinder) shape).setRadius(rad);
        } catch (Exception e) {
            _log.warn("missing or wrong radius for cylinder in zone " + zoneId);
            return null;
        }
    } else if ("ExCylinder".equalsIgnoreCase(type)) {
        try {
            int innerRad = Integer.parseInt(sn.getAttributes().getNamedItem("innerRadius").getNodeValue());
            int outerRad = Integer.parseInt(sn.getAttributes().getNamedItem("outerRadius").getNodeValue());
            ((ShapeExCylinder) shape).setRadius(innerRad, outerRad);
        } catch (Exception e) {
            _log.warn("missing or wrong radius for cylinder in zone " + zoneId);
            return null;
        }
    }

    Node z1 = sn.getAttributes().getNamedItem("zMin");
    Node z2 = sn.getAttributes().getNamedItem("zMax");
    if (z1 != null && z2 != null) {
        try {
            shape._zMin = Integer.parseInt(z1.getNodeValue());
            shape._zMax = Integer.parseInt(z2.getNodeValue());
            shape._z = true;
        } catch (NumberFormatException nfe) {
            _log.error("zMin or zMax value not a number in zone " + zoneId);
            return null;
        }
    }

    Node ex = sn.getAttributes().getNamedItem("exclude");
    if (ex != null) {
        try {
            shape._exclude = Boolean.parseBoolean(ex.getNodeValue());
        } catch (Exception e) {
            _log.error("Invalid value for exclude in zone " + zoneId);
        }
    }
    Shape result = shape.prepare(zoneId);
    if (result != null) {
        result._points.clear();
        result._points = null;
    }
    return result;
}

---

From source file:Main.java

@SuppressWarnings("fallthrough")
static final void getSetRec(final Node rootNode, final Set<Node> result, final Node exclude,
        final boolean com) {
    //Set result = new HashSet();
    if (rootNode == exclude) {
        return;/*from w w  w.jav a2 s  .  c om*/
    }
    switch (rootNode.getNodeType()) {
    case Node.ELEMENT_NODE:
        result.add(rootNode);
        Element el = (Element) rootNode;
        if (el.hasAttributes()) {
            NamedNodeMap nl = ((Element) rootNode).getAttributes();
            for (int i = 0; i < nl.getLength(); i++) {
                result.add(nl.item(i));
            }
        }
        //no return keep working - ignore fallthrough warning
    case Node.DOCUMENT_NODE:
        for (Node r = rootNode.getFirstChild(); r != null; r = r.getNextSibling()) {
            if (r.getNodeType() == Node.TEXT_NODE) {
                result.add(r);
                while ((r != null) && (r.getNodeType() == Node.TEXT_NODE)) {
                    r = r.getNextSibling();
                }
                if (r == null)
                    return;
            }
            getSetRec(r, result, exclude, com);
        }
        return;
    case Node.COMMENT_NODE:
        if (com) {
            result.add(rootNode);
        }
        return;
    case Node.DOCUMENT_TYPE_NODE:
        return;
    default:
        result.add(rootNode);
    }
    return;
}

---

From source file:com.xpn.xwiki.plugin.feed.SyndEntryDocumentSource.java

/**
 * Computes the sum of lengths of all the text nodes within the given DOM sub-tree
 * /*  www. j a va2s .  co m*/
 * @param node the root of the DOM sub-tree containing the text
 * @return the sum of lengths of text nodes within the given DOM sub-tree
 */
public static int innerTextLength(Node node) {
    switch (node.getNodeType()) {
    case Node.TEXT_NODE:
        return node.getNodeValue().length();
    case Node.ELEMENT_NODE:
        int length = 0;
        Node child = node.getFirstChild();
        while (child != null) {
            length += innerTextLength(child);
            child = child.getNextSibling();
        }
        return length;
    case Node.DOCUMENT_NODE:
        return innerTextLength(((org.w3c.dom.Document) node).getDocumentElement());
    default:
        return 0;
    }
}

---

From source file:com.nexmo.verify.sdk.NexmoVerifyClient.java

private static SearchResult.VerifyCheck parseVerifyCheck(Element root) throws IOException {
    String code = null;//w  w  w  .  jav  a 2s .c  o m
    SearchResult.VerifyCheck.Status status = null;
    Date dateReceived = null;
    String ipAddress = null;

    NodeList fields = root.getChildNodes();
    for (int i = 0; i < fields.getLength(); i++) {
        Node node = fields.item(i);
        if (node.getNodeType() != Node.ELEMENT_NODE)
            continue;

        String name = node.getNodeName();
        if ("code".equals(name)) {
            code = node.getFirstChild() == null ? null : node.getFirstChild().getNodeValue();
        } else if ("status".equals(name)) {
            String str = node.getFirstChild() == null ? null : node.getFirstChild().getNodeValue();
            if (str != null) {
                try {
                    status = SearchResult.VerifyCheck.Status.valueOf(str);
                } catch (IllegalArgumentException e) {
                    log.error("xml parser .. invalid value in <status> node [ " + str + " ] ");
                }
            }
        } else if ("ip_address".equals(name)) {
            ipAddress = node.getFirstChild() == null ? null : node.getFirstChild().getNodeValue();
        } else if ("date_received".equals(name)) {
            String str = node.getFirstChild() == null ? null : node.getFirstChild().getNodeValue();
            if (str != null) {
                try {
                    dateReceived = parseDateTime(str);
                } catch (ParseException e) {
                    log.error("xml parser .. invalid value in <date_received> node [ " + str + " ] ");
                }
            }
        }
    }

    if (status == null)
        throw new IOException("Xml Parser - did not find a <status> node");

    return new SearchResult.VerifyCheck(dateReceived, code, status, ipAddress);
}

---

From source file:org.opencastproject.analytics.impl.AnalyticsServiceImpl.java

/**
 * Get the value of an xml tag. //from   w  ww  .  ja v  a 2s.  c  om
 * 
 * @param sTag
 *          The xml tag to look for and get the first result.
 * @param eElement
 *          The element to check for the tag.
 * @return The value associated with the xml tag.
 */
private static String getTagValue(String sTag, Element eElement) {
    Node nodeValue = eElement.getElementsByTagName(sTag).item(0);
    return nodeValue.getFirstChild().getNodeValue();
}

---

From source file:com.nexmo.verify.sdk.NexmoVerifyClient.java

private static VerifyResult parseVerifyResult(Element root) throws IOException {
    String requestId = null;//from www.j  a va  2  s.  c o m
    int status = -1;
    String errorText = null;

    NodeList fields = root.getChildNodes();
    for (int i = 0; i < fields.getLength(); i++) {
        Node node = fields.item(i);
        if (node.getNodeType() != Node.ELEMENT_NODE)
            continue;

        String name = node.getNodeName();
        if ("request_id".equals(name)) {
            requestId = node.getFirstChild() == null ? null : node.getFirstChild().getNodeValue();
        } else if ("status".equals(name)) {
            String str = node.getFirstChild() == null ? null : node.getFirstChild().getNodeValue();
            try {
                if (str != null)
                    status = Integer.parseInt(str);
            } catch (NumberFormatException e) {
                log.error("xml parser .. invalid value in <status> node [ " + str + " ] ");
                status = BaseResult.STATUS_INTERNAL_ERROR;
            }
        } else if ("error_text".equals(name)) {
            errorText = node.getFirstChild() == null ? null : node.getFirstChild().getNodeValue();
        }
    }

    if (status == -1)
        throw new IOException("Xml Parser - did not find a <status> node");

    // Is this a temporary error ?
    boolean temporaryError = (status == BaseResult.STATUS_THROTTLED
            || status == BaseResult.STATUS_INTERNAL_ERROR);

    return new VerifyResult(status, requestId, errorText, temporaryError);
}

---

From source file:ch.entwine.weblounge.common.impl.content.page.PageletRendererImpl.java

/**
 * Initializes this pagelet renderer from an XML node that was generated using
 * {@link #toXml()}.//from   w w  w  .ja  va 2s.  c o m
 * 
 * @param node
 *          the pagelet renderer node
 * @param xpath
 *          the xpath processor
 * @throws IllegalStateException
 *           if the pagelet renderer cannot be parsed
 * @see #fromXml(Node)
 * @see #toXml()
 */
public static PageletRenderer fromXml(Node node, XPath xpath) throws IllegalStateException {

    ClassLoader classLoader = Thread.currentThread().getContextClassLoader();

    // Identifier
    String id = XPathHelper.valueOf(node, "@id", xpath);
    if (id == null)
        throw new IllegalStateException("Missing id in page template definition");

    // Class
    String className = XPathHelper.valueOf(node, "m:class", xpath);

    // Create the pagelet renderer
    PageletRenderer renderer = null;
    if (className != null) {
        Class<? extends PageletRenderer> c = null;
        try {
            c = (Class<? extends PageletRenderer>) classLoader.loadClass(className);
            renderer = c.newInstance();
            renderer.setIdentifier(id);
        } catch (ClassNotFoundException e) {
            throw new IllegalStateException(
                    "Implementation " + className + " for pagelet renderer '" + id + "' not found", e);
        } catch (InstantiationException e) {
            throw new IllegalStateException(
                    "Error instantiating impelementation " + className + " for pagelet renderer '" + id + "'",
                    e);
        } catch (IllegalAccessException e) {
            throw new IllegalStateException("Access violation instantiating implementation " + className
                    + " for pagelet renderer '" + id + "'", e);
        } catch (Throwable t) {
            throw new IllegalStateException(
                    "Error loading implementation " + className + " for pagelet renderer '" + id + "'", t);
        }
    } else {
        renderer = new PageletRendererImpl();
        renderer.setIdentifier(id);
    }

    // Renderer url
    NodeList rendererUrlNodes = XPathHelper.selectList(node, "m:renderer", xpath);
    if (rendererUrlNodes.getLength() == 0)
        throw new IllegalStateException("Missing renderer in page template definition");
    for (int i = 0; i < rendererUrlNodes.getLength(); i++) {
        Node rendererUrlNode = rendererUrlNodes.item(i);
        URL rendererUrl = null;
        Node typeNode = rendererUrlNode.getAttributes().getNamedItem("type");
        String type = (typeNode != null) ? typeNode.getNodeValue() : RendererType.Page.toString();
        try {
            rendererUrl = new URL(rendererUrlNode.getFirstChild().getNodeValue());
            renderer.addRenderer(rendererUrl, type);
        } catch (MalformedURLException e) {
            throw new IllegalStateException(
                    "Malformed renderer url in page template definition: " + rendererUrlNode);
        }
    }

    // Composeable
    renderer.setComposeable("true".equals(XPathHelper.valueOf(node, "@composeable", xpath)));

    // Preview mode
    String previewMode = XPathHelper.valueOf(node, "m:preview", xpath);
    if (previewMode != null)
        renderer.setPreviewMode(PagePreviewMode.parse(previewMode));

    // Editor url
    String editorUrlNode = XPathHelper.valueOf(node, "m:editor", xpath);
    try {
        if (editorUrlNode != null) {
            URL editorUrl = new URL(editorUrlNode);
            renderer.setEditor(editorUrl);
        }
    } catch (MalformedURLException e) {
        throw new IllegalStateException("Malformed editor url in page template definition: " + editorUrlNode);
    }

    // client revalidation time
    String recheck = XPathHelper.valueOf(node, "m:recheck", xpath);
    if (recheck != null) {
        try {
            renderer.setClientRevalidationTime(ConfigurationUtils.parseDuration(recheck));
        } catch (NumberFormatException e) {
            throw new IllegalStateException(
                    "The pagelet renderer revalidation time is malformed: '" + recheck + "'");
        } catch (IllegalArgumentException e) {
            throw new IllegalStateException(
                    "The pagelet renderer revalidation time is malformed: '" + recheck + "'");
        }
    }

    // cache expiration time
    String valid = XPathHelper.valueOf(node, "m:valid", xpath);
    if (valid != null) {
        try {
            renderer.setCacheExpirationTime(ConfigurationUtils.parseDuration(valid));
        } catch (NumberFormatException e) {
            throw new IllegalStateException("The pagelet renderer valid time is malformed: '" + valid + "'", e);
        } catch (IllegalArgumentException e) {
            throw new IllegalStateException("The pagelet renderer valid time is malformed: '" + valid + "'", e);
        }
    }

    // name
    String name = XPathHelper.valueOf(node, "m:name", xpath);
    renderer.setName(name);

    // scripts
    NodeList scripts = XPathHelper.selectList(node, "m:includes/m:script", xpath);
    for (int i = 0; i < scripts.getLength(); i++) {
        renderer.addHTMLHeader(ScriptImpl.fromXml(scripts.item(i)));
    }

    // links
    NodeList includes = XPathHelper.selectList(node, "m:includes/m:link", xpath);
    for (int i = 0; i < includes.getLength(); i++) {
        renderer.addHTMLHeader(LinkImpl.fromXml(includes.item(i)));
    }

    return renderer;
}

---

From source file:Main.java

/**
 * recursively transform the prefix and the namespace of a node where getNamespaceURI is NULL
 * @param node the node to transform/* w w  w  . j av  a2s .  co  m*/
 * @param prefix the new prefix
 * @param namespaceuri the new namespace uri
 * @return the new node with NS and prefix changed
 */
static public Node setPrefixNamespace(Node node, String prefix, String namespaceuri) {
    Node dest = null;
    if (node.getNodeType() == Node.ELEMENT_NODE) {
        Element e = (Element) node;
        if (e.getNamespaceURI() == null) {

            Element e2 = node.getOwnerDocument().createElementNS(namespaceuri,
                    (prefix != null ? prefix + ':' + e.getLocalName() : e.getLocalName()));
            NamedNodeMap nodes = e.getAttributes();
            for (int i = 0; i < nodes.getLength(); ++i) {
                Attr att = (Attr) (node.getOwnerDocument().importNode(nodes.item(i), true));
                e2.setAttributeNode(att);
            }
            dest = e2;
        } else {
            dest = node.getOwnerDocument().importNode(node, false);
        }
    } else {
        dest = node.getOwnerDocument().importNode(node, false);
    }

    for (Node c = node.getFirstChild(); c != null; c = c.getNextSibling()) {
        dest.appendChild(setPrefixNamespace(c, prefix, namespaceuri));
    }
    return dest;
}

---

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