Example usage for javax.xml.xpath XPathFactory newXPath

Introduction

In this page you can find the example usage for javax.xml.xpath XPathFactory newXPath.

Prototype

public abstract XPath newXPath();

Source Link

Document

Return a new XPath using the underlying object model determined when the XPathFactory was instantiated.

Usage

From source file:Main.java

public static XPath getXpath() {
    XPathFactory newInstance = XPathFactory.newInstance();
    return newInstance.newXPath();
}

From source file:Main.java

/**
 * @param node  An XML DOM Tree for query
 * @param query An XPATH query to run against the DOM Tree
 * @param nc    The namespaceContext that maps prefixes to XML namespace
 * @return A list of nodes that result from running the query against
 *         the node./*  w w  w  .j a  v  a  2  s  .c om*/
 * @throws Exception If anything goes wrong. No error handling for brevity
 */
public static NodeList query(Node node, String query, NamespaceContext nc) throws Exception {
    XPathFactory xpf = XPathFactory.newInstance();
    XPath xpath = xpf.newXPath();
    xpath.setNamespaceContext(nc);
    return (NodeList) xpath.evaluate(query, node, XPathConstants.NODESET);
}

From source file:Main.java

public static NodeList getNodes(Node doc, String xpath_url) throws XPathExpressionException {
    XPathFactory xpathFactory = XPathFactory.newInstance();
    return (NodeList) xpathFactory.newXPath().compile(xpath_url).evaluate(doc, XPathConstants.NODESET);
}

From source file:Main.java

public static XPath newXPath() {
    XPathFactory factory = XPathFactory.newInstance();
    XPath xpath = factory.newXPath();
    return xpath;
}

From source file:Main.java

/**
 * @param xpathExp/*from  ww w  .  j  av a2  s  .  c om*/
 * @return
 * @throws XPathExpressionException
 */
public static XPathExpression createXpath(String xpathExp) throws XPathExpressionException {
    XPathFactory xFactory = XPathFactory.newInstance();
    XPath xPath = xFactory.newXPath();

    XPathExpression expr = xPath.compile(xpathExp);
    return expr;
}

From source file:Main.java

public static Vector<Node> findNodes(String xpath, Node scope) throws XPathExpressionException {
    XPathFactory xpf = XPathFactory.newInstance();
    XPath xp = xpf.newXPath();
    NodeList nl;/*from  w  w w  . j  a  v a 2 s . com*/
    Vector<Node> elements = new Vector<Node>();

    nl = (NodeList) xp.evaluate(xpath, scope, XPathConstants.NODESET);

    for (int i = 0; i < nl.getLength(); i++)
        elements.add(nl.item(i));

    return elements;
}

From source file:Main.java

public static Vector<Element> findElements(String xpath, Node scope) throws XPathExpressionException {
    XPathFactory xpf = XPathFactory.newInstance();
    XPath xp = xpf.newXPath();
    NodeList nl;/*from  w w w  .  j ava  2s  .  co m*/
    Vector<Element> elements = new Vector<Element>();

    nl = (NodeList) xp.evaluate(xpath, scope, XPathConstants.NODESET);

    for (int i = 0; i < nl.getLength(); i++)
        elements.add((Element) nl.item(i));

    return elements;
}

From source file:Main.java

public static Node xpathToNode(String xpathQuery, Object domObject) throws XPathExpressionException {
    XPathFactory xpathFactory = XPathFactory.newInstance();
    XPath xpath = xpathFactory.newXPath();

    return (Node) xpath.evaluate(xpathQuery, domObject, XPathConstants.NODE);
}

From source file:Main.java

static void getHTTPXml(URL url) throws Exception {
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setRequestMethod("POST");
    conn.setRequestProperty("ACCEPT", "application/xml");
    InputStream xml = conn.getInputStream();

    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    DocumentBuilder builder = factory.newDocumentBuilder();
    org.w3c.dom.Document document = builder.parse(xml);

    System.out.println(document);
    String doctype = conn.getContentType();
    System.out.println(doctype);//  w w  w  .  j a  v a 2s  . c  om

    XPathFactory pathFactory = XPathFactory.newInstance();
    XPath path = pathFactory.newXPath();
    XPathExpression expression;
    expression = path.compile("/result/checkid");
    NodeList nodeList = (NodeList) expression.evaluate(document, XPathConstants.NODESET);
    String checkids[] = getNodeValue(nodeList);
    for (String checkid : checkids) {
        System.out.print(checkid + ", ");
    }
    conn.disconnect();
}

From source file:Main.java

/**
 * //  w ww  .j a v  a2 s. co  m
 * @param xPath
 * @throws Exception - if path invalid.
 */
public static void isLegalXPath(final String xPath) throws Exception {
    XPathFactory factory = XPathFactory.newInstance();
    XPath xpath = factory.newXPath();
    xpath.compile(xPath);
}