Example usage for org.xml.sax InputSource InputSource

Introduction

In this page you can find the example usage for org.xml.sax InputSource InputSource.

Prototype

public InputSource(Reader characterStream)

Source Link

Document

Create a new input source with a character stream.

Usage

From source file:Main.java

/**
 * @param parent/*  w w w  .  j  a v a2 s  .  com*/
 *          node to add fragment to
 * @param fragment
 *          a well formed XML fragment
 * @throws ParserConfigurationException 
 */
public static void appendXmlFragment(Node parent, String fragment)
        throws IOException, SAXException, ParserConfigurationException {

    DocumentBuilder docBuilder = getBuilder();
    Document doc = parent.getOwnerDocument();

    Node fragmentNode = docBuilder.parse(new InputSource(new StringReader(fragment))).getDocumentElement();

    fragmentNode = doc.importNode(fragmentNode, true);

    parent.appendChild(fragmentNode);
}

From source file:Main.java

/**
 * Converts an XML string into an equivalent XML document. Applies the
 * reverse operation of {@link #xmlDocumentToString(org.w3c.dom.Node)}.
 *
 * @param xml the XML string to convert//from  w  ww.j  a  va2s .  c o  m
 * @return a {@link Document} equivalent to the specified XML string
 * @throws SAXException if an error occurs building the XML document
 * @throws IOException if a general IO error occurs
 * @throws ParserConfigurationException if an error occurs configuring the
 * XML parser
 */
static Document xmlStringToDocument(String xml) throws SAXException, IOException, ParserConfigurationException {
    return DocumentBuilderFactory.newInstance().newDocumentBuilder()
            .parse(new InputSource(new StringReader(xml)));
}

From source file:Main.java

public static Document parseXmlData(String xmlData, boolean validating) {

    try {//from w w  w  .  j  a  v a  2 s.co m
        // Create a builder factory
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        factory.setValidating(validating);
        // Create the builder and parse the file
        Document doc = factory.newDocumentBuilder().parse(new InputSource(new StringReader(xmlData)));
        return doc;
    } catch (SAXException e) {
        // A parsing error occurred; the xml input is not valid
        System.err.println("SAXException in parsing XML data, will return null doc");
        e.printStackTrace();
    } catch (ParserConfigurationException e) {
        System.err.println("ParserConfigurationException in parsing XML data, will return null doc");
        e.printStackTrace();
    } catch (IOException e) {
        System.err.println("IOException in parsing XML data, will return null doc");
        e.printStackTrace();
    }
    return null;

}

From source file:Main.java

public static DocumentBuilder createDocumentBuilder() throws ParserConfigurationException {
    DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance();
    builderFactory.setNamespaceAware(true);
    DocumentBuilder builder = builderFactory.newDocumentBuilder();
    builder.setEntityResolver(new EntityResolver() {
        public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException {
            InputStream source = !systemId.startsWith("file:") ? null
                    : getClass().getResourceAsStream(
                            "/net/sf/logsupport/" + new File(URI.create(systemId)).getName());

            return source == null ? new InputSource(new StringReader("")) : new InputSource(source);
        }/* w w w  .j  a v  a2s  .  co  m*/
    });
    return builder;
}

From source file:Main.java

/**
 * Parses a document from the given string
 * //  w  w  w.  ja  va  2s. c  o m
 * @param template The string to parse
 * @return The parsed {@link Document}
 */
public static Document getTemplateDocument(String template) {
    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    DocumentBuilder db = null;
    dbf.setValidating(false);
    try {
        db = dbf.newDocumentBuilder();
        db.setEntityResolver(new EntityResolver() {
            public InputSource resolveEntity(String publicID, String systemID) throws SAXException {
                return new InputSource(new StringReader(""));
            }
        });
        Document doc = db.parse(new ByteArrayInputStream(template.getBytes("utf8")));
        return doc;
    } catch (ParserConfigurationException e) {
        e.printStackTrace();
    } catch (SAXException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

/**
 * Helper method to unmarshall a xml doc
 * @see http://docs.oracle.com/javase/tutorial/jaxb/intro/basic.html
 * http://jaxb.java.net/nonav/2.2.6/docs/ch03.html#unmarshalling
 * this uses <T> JAXBElement<T> unmarshal(Source source,
                    Class<T> declaredType)
                  throws JAXBException//from   w  ww. j a v  a 2s .  c  om
 * 
 */
/*   public static <T> T unmarshall(Class<T> docClass, InputStream inputStream) throws JAXBException{
 String packageName = docClass.getPackage().getName();
 JAXBContext jc = JAXBContext.newInstance( packageName );
 Unmarshaller u = jc.createUnmarshaller();
 JAXBElement<T> root = u.unmarshal(new StreamSource(inputStream),docClass);
 return root.getValue();
 }*/

public static <T> T unmarshall(Class<T> docClass, InputStream inputStream)
        throws JAXBException, ParserConfigurationException, SAXException {
    String packageName = docClass.getPackage().getName();
    JAXBContext jc = JAXBContext.newInstance(packageName);
    SAXParserFactory spf = SAXParserFactory.newInstance();
    spf.setFeature("http://apache.org/xml/features/validation/schema", false);
    spf.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
    XMLReader xmlReader = spf.newSAXParser().getXMLReader();
    InputSource inputSource = new InputSource(inputStream);
    SAXSource source = new SAXSource(xmlReader, inputSource);

    Unmarshaller u = jc.createUnmarshaller();
    JAXBElement<T> root = u.unmarshal(source, docClass);
    return root.getValue();
}

From source file:com.thoughtworks.go.util.XpathUtils.java

public static boolean nodeExists(InputStream stream, String xpath) throws XPathExpressionException {
    return nodeExists(new InputSource(stream), xpath);
}

From source file:Main.java

public static Document parseXmlResource(InputStream inputStream) {
    // decide which class loading mechanism to use for loading the jbpm
    // configuration (see https://jira.jboss.org/jira/browse/JBPM-1148)
    if (inputStream == null)
        throw new IllegalArgumentException("Cannot load stream null");
    InputSource inputSource = new InputSource(inputStream);
    return parseXmlInputSource(inputSource);
}

From source file:Main.java

public InputSource resolveEntity(String publicId, String systemId) {
    if (systemId.equals("http://www.my-company.com/order-1.0.dtd")) {
        return new InputSource(getClass().getResourceAsStream("order.dtd"));
    } else {/*w w w.ja va 2 s  . c  om*/
        return null;
    }
}

From source file:Main.java

public static Document newXmlDocument(String xml) {
    try {/*from w  w  w. j ava2 s.  c  o m*/
        DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
        DocumentBuilder docBuilder = docFactory.newDocumentBuilder();
        return docBuilder.parse(new InputSource(new StringReader(xml.toString())));
    } catch (ParserConfigurationException | SAXException | IOException ex) {
        System.err.println("Error: Canot create new XML document");
        System.err.println("Cause: " + ex.getMessage());
        System.exit(1);
        return null;
    }
}