Example usage for javax.xml.stream XMLStreamReader hasNext

Introduction

In this page you can find the example usage for javax.xml.stream XMLStreamReader hasNext.

Prototype

public boolean hasNext() throws XMLStreamException;

Source Link

Document

Returns true if there are more parsing events and false if there are no more events.

Usage

From source file:Main.java

public static void consumeEnd(XMLStreamReader xmlRdr, String elementName) throws XMLStreamException {
    while (xmlRdr.hasNext()) {
        if (xmlRdr.isEndElement() && xmlRdr.getLocalName().equals(elementName)) {
            xmlRdr.next();/* w w w. ja  v  a 2  s.  c  om*/
            return;
        }
        xmlRdr.next();
    }
    throw new IllegalStateException(
            "expected start tag <" + elementName + ">, found '" + xmlRdr.getText() + "'");
}

From source file:Main.java

/**
 * Moves the parser to the next element.
 *//* ww w.  j  a va2s  .  co  m*/
public static boolean next(XMLStreamReader parser) throws XMLStreamException {
    assert parser != null;

    if (parser.hasNext()) {
        parser.next();
        return true;
    }

    return false;
}

From source file:Main.java

private static void parseRestOfDocument(XMLStreamReader reader) throws XMLStreamException {

    while (reader.hasNext()) {
        int type = reader.next();
        switch (type) {
        case XMLStreamConstants.START_ELEMENT:
            System.out.println(reader.getLocalName());
            if (reader.getNamespaceURI() != null) {
                String prefix = reader.getPrefix();
                if (prefix == null) {
                    prefix = "[None]";
                }//w w w . java  2 s  .  c o m
                System.out.println("prefix = '" + prefix + "', URI = '" + reader.getNamespaceURI() + "'");
            }

            if (reader.getAttributeCount() > 0) {
                for (int i = 0; i < reader.getAttributeCount(); i++) {
                    System.out.println("Attribute (name = '" + reader.getAttributeLocalName(i) + "', value = '"
                            + reader.getAttributeValue(i) + "')");
                    String attURI = reader.getAttributeNamespace(i);
                    if (attURI != null) {
                        String attPrefix = reader.getAttributePrefix(i);
                        if (attPrefix == null || attPrefix.equals("")) {
                            attPrefix = "[None]";
                        }
                        System.out.println("prefix=" + attPrefix + ",URI=" + attURI);
                    }
                }
            }

            break;
        case XMLStreamConstants.END_ELEMENT:
            System.out.println("XMLStreamConstants.END_ELEMENT");
            break;
        case XMLStreamConstants.CHARACTERS:
            if (!reader.isWhiteSpace()) {
                System.out.println("CD:" + reader.getText());
            }
            break;
        case XMLStreamConstants.DTD:
            System.out.println("DTD:" + reader.getText());
            break;
        case XMLStreamConstants.SPACE:
            System.out.println(" ");
            break;
        case XMLStreamConstants.COMMENT:
            System.out.println(reader.getText());
            break;
        default:
            System.out.println(type);
        }
    }
}

From source file:Main.java

/**
 * Advance the reader to the next end element and return true. Return false if next end element is not found
 * @param reader a XMLStreamReader/*from  ww  w .  ja  va2 s  . co  m*/
 * @return True when successfully advanced the reader.
 * @throws XMLStreamException Exception when reading from the XMLStreamReader fails.
 */
public static boolean advanceToNextEndElement(XMLStreamReader reader) throws XMLStreamException {
    while (reader.getEventType() != XMLStreamConstants.END_ELEMENT) {
        if (reader.hasNext()) {
            reader.next();
        } else {
            // reach the end of elements in reader. Not found.
            return false;
        }
    }
    return true;
}

From source file:Main.java

/**
 * Advance the reader to the next start element and return true. Return false if next end element is not found
 * @param reader a XMLStreamReader/*from   www  . j av  a2  s.  c om*/
 * @return True when successfully advanced the reader.
 * @throws XMLStreamException Exception when reading from the XMLStreamReader fails.
 */
public static boolean advanceToNextStartElement(XMLStreamReader reader) throws XMLStreamException {
    while (reader.getEventType() != XMLStreamConstants.START_ELEMENT) {
        if (reader.hasNext()) {
            reader.next();
        } else {
            // reach the end of elements in reader. Not found.
            return false;
        }
    }
    return true;
}

From source file:Main.java

public static void checkWellformed(String out) throws Exception {

    synchronized (wellformedSet) {
        if (wellformedSet.contains(out)) {
            return;
        }/*from  w ww  . j  a v  a  2  s . c om*/
    }

    XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(out));

    do {
        reader.next();
    } while (reader.hasNext());

    synchronized (wellformedSet) {
        wellformedSet.add(out);
    }
}

From source file:XmlReaderToWriter.java

public static void writeAll(XMLStreamReader xmlr, XMLStreamWriter writer) throws XMLStreamException {
    while (xmlr.hasNext()) {
        write(xmlr, writer);//from ww  w .  ja  v  a  2  s .c om
        xmlr.next();
    }
    write(xmlr, writer); // write the last element
    writer.flush();
}

From source file:Main.java

/**
 * Skip new lines after the end elements.
 * This function should be called when the cursor is pointing to CHARACTER and leaves the cursor
 * at END_ELEMENT OR START_ELEMENT//  www .j a  v a  2 s  . c om
 * @param xmlStreamReader
 */
public static void skipNewLines(XMLStreamReader xmlStreamReader) throws XMLStreamException {
    if (xmlStreamReader.isCharacters()) {
        while (xmlStreamReader.isCharacters() && xmlStreamReader.hasNext())
            xmlStreamReader.next();
    }
}

From source file:Main.java

/**
 * Borrowed from org.apache.xml.security.test.stax.utils.XmlReaderToWriter
 *///w  ww. ja  v  a2 s . co m
public static void writeAll(XMLStreamReader xmlr, XMLStreamWriter writer) throws XMLStreamException {
    while (xmlr.hasNext()) {
        xmlr.next();
        write(xmlr, writer);
    }
    writer.flush();
}

From source file:Main.java

public static void skipToEndElement(XMLStreamReader in) throws XMLStreamException {
    if (!in.isStartElement()) {
        return;//from   w w w  .j av a 2s  .  com
    }

    int tagDepth = 1;
    while (tagDepth > 0 && in.hasNext()) {
        in.next();
        if (in.isStartElement()) {
            tagDepth++;
        } else if (in.isEndElement()) {
            tagDepth--;
        }
    }
}