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

private static void findRecursive(Node parent, String name, List<Node> nodes, boolean onlyOne) {
    String nn = parent.getNodeName();
    int off = nn.indexOf(':');
    if (off >= 0) {
        nn = nn.substring(off + 1);/*from ww  w.  ja  v  a  2s  .com*/
    }
    if (nn.equals(name)) {
        nodes.add(parent);
        if (onlyOne) {
            return;
        }
    }
    for (Node child = parent.getFirstChild(); child != null; child = child.getNextSibling()) {
        findRecursive(child, name, nodes, onlyOne);
        if (onlyOne && (nodes.size() > 0)) {
            return;
        }
    }
}

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From source file:Main.java

/**
 * Trim all new lines from text nodes.//from w  w  w  .  jav a 2s.c  om
 *
 * @param node
 */
public static void normalize(Node node) {
    if (node.getNodeType() == Node.TEXT_NODE) {
        String data = ((Text) node).getData();
        if (data.length() > 0) {
            char ch = data.charAt(data.length() - 1);
            if (ch == '\n' || ch == '\r' || ch == ' ') {
                String data2 = trim(data);
                ((Text) node).setData(data2);
            }
        }
    }
    for (Node currentChild = node.getFirstChild(); currentChild != null; currentChild = currentChild
            .getNextSibling()) {
        normalize(currentChild);
    }
}

---

From source file:XMLReader.java

/** Returns element value
 * @param elem element (it is XML tag)/*  ww w .java 2s  .c o m*/
 * @return Element value otherwise empty String
 */
private final static String getElementValue(Node elem) {
    Node kid;
    if (elem != null) {
        if (elem.hasChildNodes()) {
            for (kid = elem.getFirstChild(); kid != null; kid = kid.getNextSibling()) {
                if (kid.getNodeType() == Node.TEXT_NODE) {
                    return kid.getNodeValue();
                }
            }
        }
    }
    return "";
}

---

From source file:com.nexmo.insight.sdk.NexmoInsightClient.java

private static InsightResult parseInsightResult(Element root) throws IOException {
    String requestId = null;//from   w  w w.j  a  v a 2s . c o m
    String number = null;
    float price = -1;
    float balance = -1;
    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 ("requestId".equals(name)) {
            requestId = node.getFirstChild() == null ? null : node.getFirstChild().getNodeValue();
        } else if ("number".equals(name)) {
            number = 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 = InsightResult.STATUS_INTERNAL_ERROR;
            }
        } else if ("requestPrice".equals(name)) {
            String str = node.getFirstChild() == null ? null : node.getFirstChild().getNodeValue();
            try {
                if (str != null)
                    price = Float.parseFloat(str);
            } catch (NumberFormatException e) {
                log.error("xml parser .. invalid value in <requestPrice> node [ " + str + " ] ");
            }
        } else if ("remainingBalance".equals(name)) {
            String str = node.getFirstChild() == null ? null : node.getFirstChild().getNodeValue();
            try {
                if (str != null)
                    balance = Float.parseFloat(str);
            } catch (NumberFormatException e) {
                log.error("xml parser .. invalid value in <remainingBalance> node [ " + str + " ] ");
            }
        } else if ("errorText".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 == InsightResult.STATUS_THROTTLED
            || status == InsightResult.STATUS_INTERNAL_ERROR);

    return new InsightResult(status, requestId, number, price, balance, errorText, temporaryError);
}

---

From source file:org.jboss.seam.forge.shell.util.PluginUtil.java

public static File downloadPlugin(final PluginRef ref, final PipeOut out, final String targetPath)
        throws Exception {
    DefaultHttpClient client = new DefaultHttpClient();

    String[] artifactParts = ref.getArtifact().split(":");

    if (artifactParts.length != 3) {
        throw new RuntimeException("malformed artifact identifier "
                + "(format should be: <maven.group>:<maven.artifact>:<maven.version>) encountered: "
                + ref.getArtifact());/*from ww w  .jav a 2 s  . c  o  m*/
    }

    String packageLocation = artifactParts[0].replaceAll("\\.", "/");
    String baseUrl;
    if (ref.getHomeRepo().endsWith("/")) {
        baseUrl = ref.getHomeRepo() + packageLocation + "/" + artifactParts[1] + "/" + artifactParts[2];
    } else {
        baseUrl = ref.getHomeRepo() + "/" + packageLocation + "/" + artifactParts[1] + "/" + artifactParts[2];
    }

    HttpGet httpGetManifest = new HttpGet(baseUrl + "/maven-metadata.xml");
    out.print("Retrieving artifact manifest ... ");

    HttpResponse response = client.execute(httpGetManifest);
    switch (response.getStatusLine().getStatusCode()) {
    case 200:
        out.println("done.");

        Document document = DocumentBuilderFactory.newInstance().newDocumentBuilder()
                .parse(response.getEntity().getContent());

        XPath xpath = XPathFactory.newInstance().newXPath();
        XPathExpression checkSnapshotExpr = xpath.compile("//versioning/snapshot");
        XPathExpression findJar = xpath.compile("//snapshotVersion[extension='jar']/value");

        NodeList list = (NodeList) checkSnapshotExpr.evaluate(document, XPathConstants.NODESET);

        out.print("Reading manifest ... ");

        if (list.getLength() != 0) {

            Node n = (Node) findJar.evaluate(document, XPathConstants.NODE);

            if (n == null) {
                out.println("failed: could not determine where to find jar file.");
                return null;
            }

            String version = n.getFirstChild().getTextContent();

            // plugin definition points to a snapshot.
            out.println("good! (maven snapshot found): " + version);

            String fileName = artifactParts[1] + "-" + version + ".jar";

            HttpGet jarGet = new HttpGet(baseUrl + "/" + fileName);

            out.print("Downloading: " + baseUrl + "/" + fileName + " ... ");
            response = client.execute(jarGet);

            try {
                File file = saveFile(targetPath + "/" + fileName, response.getEntity().getContent());
                out.println("done.");
                return file;
            } catch (IOException e) {
                out.println("failed to download: " + e.getMessage());
                return null;
            }

            // do download of snapshot.
        } else {
            out.println("error! (maven snapshot not found)");
            return null;
        }

    case 404:
        String requestUrl = baseUrl + "/" + artifactParts[2] + ".pom";
        httpGetManifest = new HttpGet(requestUrl);
        response = client.execute(httpGetManifest);

        if (response.getStatusLine().getStatusCode() != 200) {
            printError(response.getStatusLine().getStatusCode(), requestUrl, out);
            return null;
        } else {

            // download regular POM here.

        }
        break;
    default:
        out.println("failed! (server returned status code: " + response.getStatusLine().getStatusCode());
        return null;
    }

    return null;

}

---

From source file:Main.java

/**
 *  Gets the node value as time./*from  w  w w  .j a  v a2  s  .com*/
 *
 *@param  node              Description of the Parameter
 *@return                   The nodeValueAsTime value
 *@exception  DOMException  Description of the Exception
 */
public final static long getNodeValueAsTime(Node node) throws DOMException {
    if (node == null)
        return -1;

    NamedNodeMap attrs = node.getAttributes();
    Node attr = attrs.getNamedItem("Unit");
    int factor = 1;
    String unit = attr.getNodeValue();
    if (unit.equals("sec")) {
        factor = 1000;
    } else if (unit.equals("min")) {
        factor = 60000;
    } else if (unit.equals("hr")) {
        factor = 3600000;
    } else if (unit.equals("day")) {
        factor = 86400000;
    }

    node = node.getFirstChild();
    if (node != null) {
        String time = node.getNodeValue().trim();
        return Integer.parseInt(time) * factor;
    }
    return -1;
}

---

From source file:gov.nist.healthcare.ttt.parsing.Parsing.java

public static String getPatientIDFromWsse(String mtom)
        throws IOException, MessagingException, SAXException, ParserConfigurationException {
    String wsseHeader = Parsing.getWsseHeaderFromMTOM(mtom);
    if (wsseHeader == null)
        return ""; // NOSAML
    String patientId = null;/*w ww .  j ava 2 s  . co  m*/
    //  Node security = JAXB.unmarshal(new StringReader(wsseHeader), Node.class);
    Node securityDoc = MiscUtil.stringToDom(wsseHeader);

    Node security = securityDoc.getFirstChild();

    NodeList securityChildren = security.getChildNodes();
    for (int i = 0; i < securityChildren.getLength(); i++) {
        Node securityChild = securityChildren.item(i);
        if (securityChild.getLocalName() != null && securityChild.getLocalName().equals("Assertion")
                && securityChild.getNamespaceURI().equals("urn:oasis:names:tc:SAML:2.0:assertion")) {
            Node assertion = securityChild;
            NodeList assertionChildren = assertion.getChildNodes();
            for (int j = 0; j < assertionChildren.getLength(); j++) {
                Node assertionChild = assertionChildren.item(j);

                if (assertionChild.getLocalName().equals("AttributeStatement")
                        && assertionChild.getNamespaceURI().equals("urn:oasis:names:tc:SAML:2.0:assertion")) {
                    Node attributeStatement = assertionChild;
                    NodeList attributeStatementChildren = attributeStatement.getChildNodes();
                    for (int k = 0; k < attributeStatementChildren.getLength(); k++) {
                        Node attributeStatementChild = attributeStatementChildren.item(k);
                        if (attributeStatementChild.getLocalName().equals("Attribute")
                                && attributeStatementChild.getNamespaceURI()
                                        .equals("urn:oasis:names:tc:SAML:2.0:assertion")) {
                            Element attribute = (Element) attributeStatementChild;
                            if (attribute.getAttribute("Name")
                                    .equals("urn:oasis:names:tc:xacml:2.0:resource:resource-id")) {
                                NodeList attributeChildren = attribute.getChildNodes();
                                for (int l = 0; l < attributeChildren.getLength(); l++) {
                                    Node attributeChild = attributeChildren.item(l);
                                    if (attributeChild.getLocalName().equals("AttributeValue")
                                            && attributeChild.getNamespaceURI()
                                                    .equals("urn:oasis:names:tc:SAML:2.0:assertion")) {
                                        Node attributeValue = attributeChild;
                                        return attributeValue.getFirstChild().getNodeValue();
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
    }
    return patientId;
}

---

From source file:Main.java

/**
 * @param parentNode/*  www .ja  v  a2 s .c  o m*/
 *            is the element tag that contains all the AttirbuteValuePair
 *            tags as children
 * @return Map Returns the AV pairs in a Map where each entry in the Map is
 *         an AV pair. The key is the attribute name and the value is a Set
 *         of String objects.
 */
public static Map parseAttributeValuePairTags(Node parentNode) {

    NodeList avList = parentNode.getChildNodes();
    Map map = null;
    final int numAVPairs = avList.getLength();
    if (numAVPairs <= 0) {
        return EMPTY_MAP;
    }
    for (int l = 0; l < numAVPairs; l++) {
        Node avPair = avList.item(l);
        if ((avPair.getNodeType() != Node.ELEMENT_NODE) || !avPair.getNodeName().equals("AttributeValuePair")) {
            continue;
        }
        NodeList leafNodeList = avPair.getChildNodes();
        long numLeafNodes = leafNodeList.getLength();
        if (numLeafNodes < 2) {
            // TODO: More error handling required later for missing
            // 'Attribute' or
            // 'Value' tags.
            continue;
        }
        String key = null;
        Set values = null;
        // Since Attribute tag is always the first leaf node as per the
        // DTD,and
        // values can one or more, Attribute tag can be parsed first and
        // then
        // iterate over the values, if any.
        Node attributeNode = null;
        for (int i = 0; i < numLeafNodes; i++) {
            attributeNode = leafNodeList.item(i);
            if ((attributeNode.getNodeType() == Node.ELEMENT_NODE)
                    && (attributeNode.getNodeName().equals("Attribute"))) {
                i = (int) numLeafNodes;
            } else {
                continue;
            }
        }
        key = ((Element) attributeNode).getAttribute("name");
        // Now parse the Value tags. If there are not 'Value' tags, ignore
        // this key
        // TODO: More error handling required later for zero 'Value' tags.
        for (int m = 0; m < numLeafNodes; m++) {
            Node valueNode = leafNodeList.item(m);
            if ((valueNode.getNodeType() != Node.ELEMENT_NODE) || !valueNode.getNodeName().equals("Value")) {
                // TODO: Error handling required here
                continue;
            }
            if (values == null) {
                values = new HashSet();
            }
            Node fchild = (Text) valueNode.getFirstChild();
            if (fchild != null) {
                String value = fchild.getNodeValue();
                if (value != null) {
                    values.add(value.trim());
                }
            }
        }
        if (values == null) {
            // No 'Value' tags found. So ignore this key.
            // TODO: More error handling required later for zero
            // 'Value'tags.
            continue;
        }
        if (map == null) {
            map = new HashMap();
        }
        Set oldValues = (Set) map.get(key);
        if (oldValues != null)
            values.addAll(oldValues);
        map.put(key, values);

        // now reset values to prepare for the next AV pair.
        values = null;
    }
    if (map == null) {
        return EMPTY_MAP;
    } else {
        return map;
    }

}

---

From source file:Main.java

/**
 * @param parentNode/*from w w w .j  a v a 2 s.  c  o  m*/
 *            is the element tag that contains all the AttirbuteValuePair
 *            tags as children
 * @return Map Returns the AV pairs in a Map where each entry in the Map is
 *         an AV pair. The key is the attribute name and the value is a Set
 *         of String objects.
 */
public static Map<String, Set<String>> parseAttributeValuePairTags(Node parentNode) {
    NodeList keyValueList = parentNode.getChildNodes();
    int keyValueSize = keyValueList.getLength();

    if (keyValueSize <= 0) {
        return EMPTY_MAP;
    }

    Map<String, Set<String>> resultMap = null;

    for (int l = 0; l < keyValueSize; l++) {
        Node keyValueNode = keyValueList.item(l);

        if (keyValueNode.getNodeType() != Node.ELEMENT_NODE
                || !keyValueNode.getNodeName().equals("AttributeValuePair")) {
            continue;
        }

        NodeList keyValueEntryList = keyValueNode.getChildNodes();
        int keyValueEntrySize = keyValueEntryList.getLength();
        if (keyValueEntrySize < 2) {
            // TODO: More error handling required later for missing
            // 'Attribute' or 'Value' tags.
            continue;
        }

        Node keyNode = null;

        // Since Attribute tag is always the first leaf node as per the DTD, and values can one or more,
        // Attribute tag can be parsed first and then iterate over the values, if any.
        for (int i = 0; i < keyValueEntrySize; i++) {
            keyNode = keyValueEntryList.item(i);

            if (keyNode.getNodeType() == Node.ELEMENT_NODE && keyNode.getNodeName().equals("Attribute")) {
                break;
            }
        }

        final String key = ((Element) keyNode).getAttribute("name");
        Set<String> values = null;

        // Now parse the Value tags. If there are not 'Value' tags, ignore this key
        // TODO: More error handling required later for zero 'Value' tags.
        for (int m = 0; m < keyValueEntrySize; m++) {
            Node valueNode = keyValueEntryList.item(m);

            if (valueNode.getNodeType() != Node.ELEMENT_NODE || !valueNode.getNodeName().equals("Value")) {
                // TODO: Error handling required here
                continue;
            }

            if (values == null) {
                values = new HashSet<String>();
            }

            Node firstChild = valueNode.getFirstChild();
            if (firstChild != null) {
                String value = firstChild.getNodeValue();

                if (value != null) {
                    values.add(value.trim());
                }
            }
        }

        if (values == null) {
            // No 'Value' tags found. So ignore this key.
            // TODO: More error handling required later for zero
            // 'Value' tags.
            continue;
        }

        if (resultMap == null) {
            resultMap = new HashMap<String, Set<String>>();
        }

        Set<String> oldValues = resultMap.get(key);
        if (oldValues != null) {
            values.addAll(oldValues);
        }
        resultMap.put(key, values);
    }

    return resultMap == null ? EMPTY_MAP : resultMap;
}

---

From source file:com.puppycrawl.tools.checkstyle.XDocsPagesTest.java

private static Node getFirstChildElement(Node node) {
    for (Node child = node.getFirstChild(); child != null; child = child.getNextSibling()) {
        if (child.getNodeType() != Node.TEXT_NODE) {
            return child;
        }// w  w w .  j a  va2 s. c om
    }

    return null;
}

---

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