Example usage for javax.xml.stream XMLStreamReader getAttributeCount

List of usage examples for javax.xml.stream XMLStreamReader getAttributeCount

  1. HOME
  2. Java
  3. javax
  4. javax.xml.stream.*
  5. XMLStreamReader
  6. getAttributeCount

Introduction

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

Prototype

public int getAttributeCount();

Source Link

Document

Returns the count of attributes on this START_ELEMENT, this method is only valid on a START_ELEMENT or ATTRIBUTE.

Usage

From source file:Main.java

/**
 * Borrowed from org.apache.xml.security.test.stax.utils.XmlReaderToWriter
 *//*from  ww  w.  j  av  a  2 s.co  m*/
public static void write(XMLStreamReader xmlr, XMLStreamWriter writer) throws XMLStreamException {
    switch (xmlr.getEventType()) {
    case XMLEvent.START_ELEMENT:
        final String localName = xmlr.getLocalName();
        final String namespaceURI = xmlr.getNamespaceURI();
        if (namespaceURI != null && namespaceURI.length() > 0) {
            final String prefix = xmlr.getPrefix();
            if (prefix != null) {
                writer.writeStartElement(prefix, localName, namespaceURI);
            } else {
                writer.writeStartElement(namespaceURI, localName);
            }
        } else {
            writer.writeStartElement(localName);
        }

        for (int i = 0, len = xmlr.getNamespaceCount(); i < len; i++) {
            String prefix = xmlr.getNamespacePrefix(i);
            if (prefix == null) {
                writer.writeDefaultNamespace(xmlr.getNamespaceURI(i));
            } else {
                writer.writeNamespace(prefix, xmlr.getNamespaceURI(i));
            }
        }

        for (int i = 0, len = xmlr.getAttributeCount(); i < len; i++) {
            final String attUri = xmlr.getAttributeNamespace(i);

            if (attUri != null && attUri.length() > 0) {
                final String prefix = xmlr.getAttributePrefix(i);
                if (prefix != null) {
                    writer.writeAttribute(prefix, attUri, xmlr.getAttributeLocalName(i),
                            xmlr.getAttributeValue(i));
                } else {
                    writer.writeAttribute(attUri, xmlr.getAttributeLocalName(i), xmlr.getAttributeValue(i));
                }
            } else {
                writer.writeAttribute(xmlr.getAttributeLocalName(i), xmlr.getAttributeValue(i));
            }

        }
        break;
    case XMLEvent.END_ELEMENT:
        writer.writeEndElement();
        break;
    case XMLEvent.SPACE:
    case XMLEvent.CHARACTERS:
        char[] text = new char[xmlr.getTextLength()];
        xmlr.getTextCharacters(0, text, 0, xmlr.getTextLength());
        writer.writeCharacters(text, 0, text.length);
        break;
    case XMLEvent.PROCESSING_INSTRUCTION:
        writer.writeProcessingInstruction(xmlr.getPITarget(), xmlr.getPIData());
        break;
    case XMLEvent.CDATA:
        writer.writeCData(xmlr.getText());
        break;
    case XMLEvent.COMMENT:
        writer.writeComment(xmlr.getText());
        break;
    case XMLEvent.ENTITY_REFERENCE:
        writer.writeEntityRef(xmlr.getLocalName());
        break;
    case XMLEvent.START_DOCUMENT:
        String encoding = xmlr.getCharacterEncodingScheme();
        String version = xmlr.getVersion();

        if (encoding != null && version != null) {
            writer.writeStartDocument(encoding, version);
        } else if (version != null) {
            writer.writeStartDocument(xmlr.getVersion());
        }
        break;
    case XMLEvent.END_DOCUMENT:
        writer.writeEndDocument();
        break;
    case XMLEvent.DTD:
        writer.writeDTD(xmlr.getText());
        break;
    }
}

From source file:com.flexive.chemistry.webdav.TextDocumentResource.java

/**
 * Set the value of a property, stream points to the start of the property tag.
 *
 * @param parser    the XML parser// w w  w .jav a  2s  . com
 * @throws XMLStreamException   on parsing errors
 */
protected void processProperty(XMLStreamReader parser) throws XMLStreamException {
    int level = 0;
    String name = null;
    for (int i = 0; i < parser.getAttributeCount(); i++) {
        if ("name".equals(parser.getAttributeName(i).getLocalPart())) {
            name = parser.getAttributeValue(i);
            break;
        }
    }
    if (name == null) {
        if (LOG.isTraceEnabled()) {
            LOG.trace("property without name attribute encountered");
        }
        return;
    }

    String value = null;
    for (int event = parser.nextTag(); event != XMLStreamConstants.END_DOCUMENT
            && level >= 0; event = parser.nextTag()) {
        switch (event) {
        case XMLStreamConstants.START_ELEMENT:
            if ("value".equals(parser.getLocalName())) {
                value = parser.getElementText().trim();
            } else if ("name".equals(parser.getLocalName())) {
                name = parser.getElementText();
            } else {
                level++;
            }
            break;
        case XMLStreamConstants.END_ELEMENT:
            level--;
            break;
        }
    }

    if (value != null) {
        if (LOG.isTraceEnabled()) {
            LOG.trace("Setting field " + name + " to " + value);
        }
        try {
            object.setValue(name, value);
        } catch (Exception e) {
            if (LOG.isDebugEnabled()) {
                LOG.debug("Failed to set field " + name + " (ignored): " + e.getMessage());
            }
        }
    }
}

From source file:com.microsoft.windowsazure.services.table.client.AtomPubParser.java

/**
 * Reserved for internal use. Reads the properties of an entity from the stream into a map of property names to
 * typed values. Reads the entity data as an AtomPub Entry Resource from the specified {@link XMLStreamReader} into
 * a map of <code>String</code> property names to {@link EntityProperty} data typed values.
 * /*from w w  w .j ava2s. c o m*/
 * @param xmlr
 *            The <code>XMLStreamReader</code> to read the data from.
 * @param opContext
 *            An {@link OperationContext} object used to track the execution of the operation.
 * 
 * @return
 *         A <code>java.util.HashMap</code> containing a map of <code>String</code> property names to
 *         {@link EntityProperty} data typed values found in the entity data.
 * @throws XMLStreamException
 *             if an error occurs accessing the stream.
 * @throws ParseException
 *             if an error occurs converting the input to a particular data type.
 */
protected static HashMap<String, EntityProperty> readProperties(final XMLStreamReader xmlr,
        final OperationContext opContext) throws XMLStreamException, ParseException {
    int eventType = xmlr.getEventType();
    xmlr.require(XMLStreamConstants.START_ELEMENT, null, ODataConstants.PROPERTIES);
    final HashMap<String, EntityProperty> properties = new HashMap<String, EntityProperty>();

    while (xmlr.hasNext()) {
        eventType = xmlr.next();
        if (eventType == XMLStreamConstants.CHARACTERS) {
            xmlr.getText();
            continue;
        }

        if (eventType == XMLStreamConstants.START_ELEMENT
                && xmlr.getNamespaceURI().equals(ODataConstants.DATA_SERVICES_NS)) {
            final String key = xmlr.getLocalName();
            String val = Constants.EMPTY_STRING;
            String edmType = null;

            if (xmlr.getAttributeCount() > 0) {
                edmType = xmlr.getAttributeValue(ODataConstants.DATA_SERVICES_METADATA_NS, ODataConstants.TYPE);
            }

            // move to chars
            eventType = xmlr.next();

            if (eventType == XMLStreamConstants.CHARACTERS) {
                val = xmlr.getText();

                // end element
                eventType = xmlr.next();
            }

            xmlr.require(XMLStreamConstants.END_ELEMENT, null, key);

            final EntityProperty newProp = new EntityProperty(val, EdmType.parse(edmType));
            properties.put(key, newProp);
        } else if (eventType == XMLStreamConstants.END_ELEMENT && xmlr.getName().toString()
                .equals(ODataConstants.BRACKETED_DATA_SERVICES_METADATA_NS + ODataConstants.PROPERTIES)) {
            // End read properties
            break;
        }
    }

    xmlr.require(XMLStreamConstants.END_ELEMENT, null, ODataConstants.PROPERTIES);
    return properties;
}

From source file:net.solarnetwork.util.JavaBeanXmlSerializer.java

private void parseElement(Map<String, Object> result, XMLStreamReader reader) {
    int attrCount = reader.getAttributeCount();
    for (int i = 0; i < attrCount; i++) {
        String name = reader.getAttributeLocalName(i);
        String val = reader.getAttributeValue(i);
        putMapValue(result, name, val);
    }/*from   ww  w.  j  a  va 2s .c o m*/
}

From source file:hudson.plugins.report.jck.parsers.JtregReportParser.java

private String findAttributeValue(XMLStreamReader in, String name) {
    int count = in.getAttributeCount();
    for (int i = 0; i < count; i++) {
        if (name.equals(in.getAttributeLocalName(i))) {
            return in.getAttributeValue(i);
        }/* www  . j a v a2  s  .  co m*/
    }
    return null;
}

From source file:at.lame.hellonzb.parser.NzbParser.java

/**
 * This private method is used to create a new instance of DownloadFileSegment.
 * /*from   w  w w. j  a v  a  2 s  . c  o m*/
 * @param parser The parser object to query (XMLStreamReader)
 * @param file The current DownloadFile object
 * @return The new DownloadFileSegment object
 */
private DownloadFileSegment newDownloadFileSegment(XMLStreamReader parser, DownloadFile file) {
    long bytes = 0;
    int index = 0;

    for (int i = 0; i < parser.getAttributeCount(); i++) {
        String attName = parser.getAttributeLocalName(i).toLowerCase();
        if (attName.equals("bytes"))
            bytes = Long.parseLong(parser.getAttributeValue(i));
        else if (attName.equals("number"))
            index = Integer.parseInt(parser.getAttributeValue(i));
    }

    return new DownloadFileSegment(file, bytes, index, file.getGroups());
}

From source file:at.lame.hellonzb.parser.NzbParser.java

/**
 * This private method is used to create a new instance of DownloadFile.
 * /*from  www .ja  v a2s .c om*/
 * @param parser The parser object to query (XMLStreamReader)
 * @return The new DownloadFile object
 */
private DownloadFile newDownloadFile(XMLStreamReader parser) {
    String poster = "";
    String date = "";
    String subject = "";

    for (int i = 0; i < parser.getAttributeCount(); i++) {
        String attName = parser.getAttributeLocalName(i).toLowerCase();
        if (attName.equals("poster"))
            poster = parser.getAttributeValue(i);
        else if (attName.equals("date"))
            date = parser.getAttributeValue(i);
        else if (attName.equals("subject"))
            subject = parser.getAttributeValue(i);
    }

    return new DownloadFile(poster, date, subject, HelloNzbToolkit.getLastFilename(name));
}

From source file:lux.index.XmlPathMapper.java

@Override
public void handleEvent(XMLStreamReader reader, int eventType) {
    if (eventType == START_ELEMENT) {
        getEventQName(currentQName, reader);
        // qnameStack.add(qname);
        currentPath.append(' ');
        currentPath.append(currentQName);
        incrCount(eltQNameCounts, currentQName);
        incrCount(pathCounts, currentPath);
        int len = currentPath.length();
        for (int i = 0; i < reader.getAttributeCount(); i++) {
            getEventAttQName(currentQName, reader, i);
            incrCount(attQNameCounts, currentQName);
            currentPath.append(" @").append(currentQName);
            incrCount(pathCounts, currentPath);
            currentPath.setLength(len);// w w w.  jav a 2s  .  co m
        }
    } else if (eventType == END_ELEMENT) {
        getEventQName(currentQName, reader);
        // snip off the last path step, including its '/' separator char
        currentPath.setLength(currentPath.length() - currentQName.length() - 1);
    } else if (eventType == START_DOCUMENT) {
        currentPath.append("{}");
    }
}

From source file:davmail.exchange.dav.ExchangeDavMethod.java

protected void handleProperty(XMLStreamReader reader, MultiStatusResponse multiStatusResponse)
        throws XMLStreamException {
    while (reader.hasNext() && !XMLStreamUtil.isEndTag(reader, "prop")) {
        reader.next();/*from w  w w. j  a v a 2 s  . c  o  m*/
        if (XMLStreamUtil.isStartTag(reader)) {
            Namespace namespace = Namespace.getNamespace(reader.getNamespaceURI());
            String tagLocalName = reader.getLocalName();
            if (reader.getAttributeCount() > 0 && "mv.string".equals(reader.getAttributeValue(0))) {
                handleMultiValuedProperty(reader, multiStatusResponse);
            } else {
                String tagContent = getTagContent(reader);
                if (tagContent != null) {
                    multiStatusResponse.add(new DefaultDavProperty(tagLocalName, tagContent, namespace));
                }
            }
        }
    }
}

From source file:com.tamingtext.tagrecommender.ExtractStackOverflowData.java

/** Extract as many as <code>limit</code> questions from the <code>reader</code>
 *  provided, writing them to <code>writer</code>.
 * @param reader//from w  w  w . j av a 2 s  .c  o  m
 * @param writer
 * @param limit
 * @return
 * @throws XMLStreamException
 */
protected int extractXMLData(XMLStreamReader reader, XMLStreamWriter writer, int limit)
        throws XMLStreamException {

    int questionCount = 0;
    int attrCount;
    boolean copyElement = false;

    writer.writeStartDocument();
    writer.writeStartElement("posts");
    writer.writeCharacters("\n");
    while (reader.hasNext() && questionCount < limit) {
        switch (reader.next()) {
        case XMLEvent.START_ELEMENT:
            if (reader.getLocalName().equals("row")) {
                attrCount = reader.getAttributeCount();
                for (int i = 0; i < attrCount; i++) {
                    // copy only the questions.
                    if (reader.getAttributeName(i).getLocalPart().equals("PostTypeId")
                            && reader.getAttributeValue(i).equals("1")) {
                        copyElement = true;
                        break;
                    }
                }

                if (copyElement) {
                    writer.writeCharacters("  ");
                    writer.writeStartElement("row");
                    for (int i = 0; i < attrCount; i++) {
                        writer.writeAttribute(reader.getAttributeName(i).getLocalPart(),
                                reader.getAttributeValue(i));
                    }
                    writer.writeEndElement();
                    writer.writeCharacters("\n");
                    copyElement = false;
                    questionCount++;
                }
            }
            break;
        }
    }
    writer.writeEndElement();
    writer.writeEndDocument();
    writer.flush();
    writer.close();

    return questionCount;
}