Example usage for javax.xml.stream XMLStreamReader getAttributeValue

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

Introduction

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

Prototype

public String getAttributeValue(int index);

Source Link

Document

Returns the value of the attribute at the index

Usage

From source file:com.microsoft.tfs.core.memento.XMLMemento.java

/**
 * Reads the current element from the given reader and returns the
 * {@link XMLMemento} read from its data. The {@link XMLStreamReader} must
 * be positioned at {@link XMLStreamConstants#START_ELEMENT}.
 *
 * @param reader// www.  j  av  a  2s.co m
 *        the reader (must not be <code>null</code>)
 * @return the {@link XMLMemento} read from the stream
 * @throws XMLStreamException
 *         if an error occurred reading from the reader
 */
private synchronized void readFromElement(final XMLStreamReader reader) throws XMLStreamException {
    Check.notNull(reader, "reader"); //$NON-NLS-1$

    /*
     * Read all the attributes from the current element.
     */
    final int attributeCount = reader.getAttributeCount();
    for (int i = 0; i < attributeCount; i++) {
        putString(reader.getAttributeLocalName(i), reader.getAttributeValue(i));
    }

    /*
     * Process child nodes (which may be text or child Mementos).
     */
    String localName;
    int event;
    do {
        event = reader.next();

        if (event == XMLStreamConstants.START_ELEMENT) {
            localName = reader.getLocalName();

            final XMLMemento child = (XMLMemento) createChild(localName);
            child.readFromElement(reader);
        } else if (event == XMLStreamConstants.CHARACTERS) {
            putTextData(reader.getText());
        }
    } while (event != XMLStreamConstants.END_ELEMENT);
}

From source file:babel.content.pages.PageVersion.java

public void unpersist(XMLStreamReader reader) throws XMLStreamException {
    String elemTag;/*from ww  w.j a v a2s  .c  om*/
    String elemAttrib;

    m_verProps.clear();
    ;
    m_contentMeta.clear();
    m_parseMeta.clear();
    m_outLinks = null;
    m_content = new String();

    while (true) {
        int event = reader.next();

        if (event == XMLStreamConstants.END_ELEMENT
                && XML_TAG_PAGEVERSION.equals(reader.getName().toString())) {
            break;
        }

        if (event == XMLStreamConstants.START_ELEMENT) {
            elemTag = reader.getName().toString();
            elemAttrib = reader.getAttributeValue(0);

            if ("MetaData".equals(elemTag)) {
                if ("VersionProperties".equals(elemAttrib)) {
                    m_verProps.unpersist(reader);
                } else if ("ContentMetadata".equals(elemAttrib)) {
                    m_contentMeta.unpersist(reader);
                } else if ("ParseMetadata".equals(elemAttrib)) {
                    m_parseMeta.unpersist(reader);
                }
            } else if (XML_TAG_CONTENT.equals(elemTag)) {
                //m_content = new String(Base64.decodeBase64(reader.getElementText().getBytes()));
                m_content = reader.getElementText();
            }

            //TODO: Not reading the out links
        }
    }
}

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 ww  .j a  va  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;
}

From source file:jp.co.atware.solr.geta.GETAssocComponent.java

/**
 * GETAssoc?????<code>NamedList</code>???????
 * //  www  . jav  a2s .c om
 * @param inputStream GETAssoc??
 * @return <code>NamedList</code>?
 * @throws FactoryConfigurationError
 * @throws IOException
 */
protected NamedList<Object> convertResult(InputStream inputStream)
        throws FactoryConfigurationError, IOException {
    NamedList<Object> result = new NamedList<Object>();
    LinkedList<NamedList<Object>> stack = new LinkedList<NamedList<Object>>();
    stack.push(result);
    try {
        XMLStreamReader xml = XMLInputFactory.newInstance().createXMLStreamReader(inputStream);
        while (xml.hasNext()) {
            switch (xml.getEventType()) {
            case XMLStreamConstants.START_ELEMENT:
                NamedList<Object> element = new NamedList<Object>();
                stack.peek().add(xml.getName().toString(), element);
                stack.push(element);
                for (int i = 0; i < xml.getAttributeCount(); i++) {
                    String name = xml.getAttributeName(i).toString();
                    String value = xml.getAttributeValue(i);
                    ValueOf valueOf = valueTransMap.get(name);
                    if (valueOf != null) {
                        try {
                            element.add(name, valueOf.toValue(value));
                        } catch (NumberFormatException e) {
                            element.add(name, value);
                        }
                    } else {
                        element.add(name, value);
                    }
                }
                break;
            case XMLStreamConstants.END_ELEMENT:
                stack.pop();
                break;
            default:
                break;
            }
            xml.next();

        }
        xml.close();
    } catch (XMLStreamException e) {
        throw new IOException(e);
    }

    LOG.debug(result.toString());
    return result;
}

From source file:cz.muni.fi.mir.mathmlcanonicalization.MathMLCanonicalizer.java

/**
 * Loads configuration from XML file, overriding the properties.
 *///from w  w  w. j  a v  a2 s .c o  m
private void loadXMLConfiguration(InputStream xmlConfigurationStream)
        throws ConfigException, XMLStreamException {
    assert xmlConfigurationStream != null;
    final XMLInputFactory inputFactory = XMLInputFactory.newInstance();
    final XMLStreamReader reader = inputFactory.createXMLStreamReader(xmlConfigurationStream);

    boolean config = false;
    Module module = null;
    while (reader.hasNext()) {
        final int event = reader.next();
        switch (event) {
        case XMLStreamConstants.START_ELEMENT: {
            String name = reader.getLocalName();
            if (name.equals("config")) {
                config = true;
                break;
            }

            if (config && name.equals("module")) {
                if (reader.getAttributeCount() == 1) {
                    final String attributeName = reader.getAttributeLocalName(0);
                    final String attributeValue = reader.getAttributeValue(0);

                    if (attributeName.equals("name") && attributeValue != null) {
                        String fullyQualified = Settings.class.getPackage().getName() + ".modules."
                                + attributeValue;
                        try {
                            Class<?> moduleClass = Class.forName(fullyQualified);
                            module = (Module) moduleClass.newInstance();
                        } catch (InstantiationException ex) {
                            LOGGER.log(Level.SEVERE, ex.getMessage(), ex);
                            throw new ConfigException("cannot instantiate module " + attributeValue, ex);
                        } catch (IllegalAccessException ex) {
                            LOGGER.log(Level.SEVERE, ex.getMessage(), ex);
                            throw new ConfigException("cannot access module " + attributeValue, ex);
                        } catch (ClassNotFoundException ex) {
                            LOGGER.log(Level.SEVERE, ex.getMessage(), ex);
                            throw new ConfigException("cannot load module " + attributeValue, ex);
                        }
                    }
                }
            }

            if (config && name.equals("property")) {
                if (reader.getAttributeCount() == 1) {
                    final String attributeName = reader.getAttributeLocalName(0);
                    final String attributeValue = reader.getAttributeValue(0);

                    if (attributeName.equals("name") && attributeValue != null) {
                        if (module == null) {
                            if (Settings.isProperty(attributeValue)) {
                                Settings.setProperty(attributeValue, reader.getElementText());
                            } else {
                                throw new ConfigException("configuration not valid\n"
                                        + "Tried to override non-existing global property " + attributeValue);
                            }
                        } else {
                            if (module.isProperty(attributeValue)) {
                                module.setProperty(attributeValue, reader.getElementText());
                            } else {
                                throw new ConfigException("configuration not valid\n"
                                        + "configuration tried to override non-existing property "
                                        + attributeValue);
                            }
                        }
                    }
                }
            }

            break;
        }
        case XMLStreamConstants.END_ELEMENT: {
            if (config && reader.getLocalName().equals("module")) {
                addModule(module);

                module = null;
            }

            if (config && reader.getLocalName().equals("config")) {
                config = false;
            }
        }
        }
    }
}

From source file:davmail.exchange.ews.EWSMethod.java

protected String getAttributeValue(XMLStreamReader reader, String attributeName) {
    for (int i = 0; i < reader.getAttributeCount(); i++) {
        if (attributeName.equals(reader.getAttributeLocalName(i))) {
            return reader.getAttributeValue(i);
        }//from www  .  j a v  a 2s.  c o  m
    }
    return null;
}

From source file:com.hp.alm.ali.rest.client.AliRestClient.java

private List<String> getAttributeValues(InputStream xml, String elemName, String attrName) {
    try {//from  ww  w. j  av  a2 s.  co m
        XMLInputFactory factory = XmlUtils.createBasicInputFactory();
        XMLStreamReader parser;
        parser = factory.createXMLStreamReader(xml);
        List<String> result = new LinkedList<String>();
        while (true) {
            int event = parser.next();
            if (event == XMLStreamConstants.END_DOCUMENT) {
                parser.close();
                break;
            }
            if (event == XMLStreamConstants.START_ELEMENT && elemName.equals(parser.getLocalName())) {

                for (int i = 0; i < parser.getAttributeCount(); i++) {
                    String localName = parser.getAttributeLocalName(i);
                    if (attrName.equals(localName)) {
                        result.add(parser.getAttributeValue(i));
                        break;
                    }
                }
            }
        }
        return result;
    } catch (XMLStreamException e) {
        throw new RuntimeException(e);
    } finally {
        try {
            xml.close();
        } catch (IOException e) {
            // ignore
        }
    }
}

From source file:StAXStreamTreeViewer.java

private void parseRestOfDocument(XMLStreamReader reader, DefaultMutableTreeNode current)
        throws XMLStreamException {

    while (reader.hasNext()) {
        int type = reader.next();
        switch (type) {
        case XMLStreamConstants.START_ELEMENT:

            DefaultMutableTreeNode element = new DefaultMutableTreeNode(reader.getLocalName());
            current.add(element);//from w ww.  j a  v  a2s  .  c om
            current = element;

            if (reader.getNamespaceURI() != null) {
                String prefix = reader.getPrefix();
                if (prefix == null) {
                    prefix = "[None]";
                }
                DefaultMutableTreeNode namespace = new DefaultMutableTreeNode(
                        "prefix = '" + prefix + "', URI = '" + reader.getNamespaceURI() + "'");
                current.add(namespace);
            }

            if (reader.getAttributeCount() > 0) {
                for (int i = 0; i < reader.getAttributeCount(); i++) {
                    DefaultMutableTreeNode attribute = new DefaultMutableTreeNode(
                            "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]";
                        }
                        DefaultMutableTreeNode attNamespace = new DefaultMutableTreeNode(
                                "prefix=" + attPrefix + ",URI=" + attURI);
                        attribute.add(attNamespace);
                    }
                    current.add(attribute);
                }
            }

            break;
        case XMLStreamConstants.END_ELEMENT:
            current = (DefaultMutableTreeNode) current.getParent();
            break;
        case XMLStreamConstants.CHARACTERS:
            if (!reader.isWhiteSpace()) {
                DefaultMutableTreeNode data = new DefaultMutableTreeNode("CD:" + reader.getText());
                current.add(data);
            }
            break;
        case XMLStreamConstants.DTD:
            DefaultMutableTreeNode dtd = new DefaultMutableTreeNode("DTD:" + reader.getText());
            current.add(dtd);
            break;
        case XMLStreamConstants.SPACE:
            break;
        case XMLStreamConstants.COMMENT:
            DefaultMutableTreeNode comment = new DefaultMutableTreeNode(reader.getText());
            current.add(comment);
            break;
        default:
            System.out.println(type);
        }
    }
}

From source file:de.codesourcery.eve.skills.util.XMLMapper.java

public <T> Collection<T> read(Class<T> clasz, IFieldConverters converters, InputStream instream)
        throws XMLStreamException, IOException, IllegalArgumentException, InstantiationException,
        IllegalAccessException, InvocationTargetException, SecurityException, NoSuchMethodException {

    final Collection<T> result = new ArrayList<T>();

    try {/*  w w  w  .  ja  v a  2  s . c o  m*/

        final BeanDescription desc = createBeanDescription(clasz);

        /* 
         * Create inverse mapping attribute name -> field. 
         */
        final Map<String, Field> inverseMapping = new HashMap<String, Field>();

        if (!this.propertyNameMappings.isEmpty()) {

            // key = property name  / value = attribute name
            for (Map.Entry<String, String> propToAttribute : this.propertyNameMappings.entrySet()) {
                inverseMapping.put(propToAttribute.getValue(), desc.getFieldByName(propToAttribute.getKey()));
            }

        } else { // create default mappings
            for (Field f : desc.getFields()) {
                inverseMapping.put(f.getName(), f);
            }
        }

        final int fieldCount = desc.getFields().size();

        final XMLInputFactory factory = XMLInputFactory.newInstance();
        final XMLStreamReader parser = factory.createXMLStreamReader(instream);

        boolean inRow = false;

        final Constructor<T> constructor = clasz.getConstructor(new Class<?>[0]);

        for (int event = parser.next(); event != XMLStreamConstants.END_DOCUMENT; event = parser.next()) {
            switch (event) {
            case XMLStreamConstants.START_ELEMENT:
                if ("row".equals(parser.getLocalName())) { // parse row
                    if (inRow) {
                        throw new XMLStreamException("Found nested <row> tag ?", parser.getLocation());
                    }
                    inRow = true;

                    final T bean = constructor.newInstance(new Object[0]);
                    for (int i = 0; i < fieldCount; i++) {
                        final String attrName = parser.getAttributeLocalName(i);
                        final String attrValue = parser.getAttributeValue(i);
                        final Field field = inverseMapping.get(attrName);

                        if (!NIL.equals(attrValue)) {
                            final Object fieldValue = converters.getConverter(field)
                                    .toObject(fromAttributeValue(attrValue), field.getType());
                            field.set(bean, fieldValue);
                        } else {
                            field.set(bean, null);
                        }

                    }
                    result.add(bean);
                }
                break;

            case XMLStreamConstants.END_ELEMENT:
                if ("row".equals(parser.getLocalName())) { // parse row
                    if (!inRow) {
                        throw new XMLStreamException("Found </row> tag without start tag at ",
                                parser.getLocation());
                    }
                    inRow = false;
                }
                break;

            }
        }
    } finally {
        instream.close();
    }

    return result;
}

From source file:com.clustercontrol.agent.winevent.WinEventMonitor.java

/**
 * XMLStAX???EventLogRecord????//from w  ww  .  j  a  v  a  2 s .  c o m
 * @param eventXmlStream
 * @return EventLogRecord?
 */
private ArrayList<EventLogRecord> parseEventXML(InputStream eventXmlStream) {
    ArrayList<EventLogRecord> eventlogs = new ArrayList<EventLogRecord>();

    try {
        XMLInputFactory xmlif = XMLInputFactory.newInstance();
        /**
         * OpenJDK7/OracleJDK7??"]"?2?????????????????????????????
         * ?XML?????????OpenJDK7/OracleJDK7???????/??????????
         * URL???????????????
         * 
         * URL
         * http://docs.oracle.com/javase/jp/6/api/javax/xml/stream/XMLStreamReader.html#next()
         */
        String xmlCoalescingKey = "javax.xml.stream.isCoalescing";// TODO JRE???????????????????
        if (m_log.isDebugEnabled()) {
            m_log.debug(xmlCoalescingKey + " = true");
        }
        xmlif.setProperty(xmlCoalescingKey, true);
        XMLStreamReader xmlr = xmlif.createXMLStreamReader(eventXmlStream);

        while (xmlr.hasNext()) {
            switch (xmlr.getEventType()) {
            case XMLStreamConstants.START_ELEMENT:
                m_log.trace("EventType : XMLStreamConstants.START_ELEMENT");

                String localName = xmlr.getLocalName();
                m_log.trace("local name : " + localName);

                if ("Event".equals(localName)) {
                    EventLogRecord eventlog = new EventLogRecord();
                    eventlogs.add(eventlog);
                    m_log.debug("create new EventLogRecord");
                } else {
                    String attrLocalName = null;
                    String attrValue = null;

                    if (xmlr.getAttributeCount() != 0) {
                        attrLocalName = xmlr.getAttributeLocalName(0);
                        attrValue = xmlr.getAttributeValue(0);
                        m_log.trace("attribute local name : " + attrLocalName);
                        m_log.trace("attribute local value : " + attrValue);
                    }

                    if ("Provider".equals(localName)) {
                        if ("Name".equals(attrLocalName)) {
                            m_log.trace("target value : " + attrValue);

                            EventLogRecord eventlog = eventlogs.get(eventlogs.size() - 1);
                            eventlog.setProviderName(attrValue);
                            m_log.debug("set ProviderName : " + eventlog.getProviderName());
                        }
                    }
                    // Get-WinEvent/wevtutil.exe
                    else if ("TimeCreated".equals(localName) && "SystemTime".equals(attrLocalName)) {
                        m_log.trace("target value : " + attrValue);

                        // "yyyy-MM-dd'T'HH:mm:ss.SSSSSSSSS'Z'"???S????????????
                        String formatedDateString = attrValue.replaceAll("\\..*Z", "");
                        m_log.trace("formatted target value : " + formatedDateString);
                        DateFormat sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");
                        sdf.setTimeZone(TimeZone.getTimeZone("UTC"));

                        EventLogRecord eventlog = eventlogs.get(eventlogs.size() - 1);
                        ;
                        try {
                            eventlog.setTimeCreated(sdf.parse(formatedDateString));
                        } catch (ParseException e) {
                            // do nothing
                            m_log.error("set TimeCreated Error", e);
                        }
                        m_log.debug("set TimeCreated : " + eventlog.getTimeCreated());
                    }
                    // Get-EventLog
                    if ("TimeGenerated".equals(localName) && "SystemTime".equals(attrLocalName)) {
                        m_log.trace("target value : " + attrValue);
                        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss'Z'");
                        sdf.setTimeZone(HinemosTime.getTimeZone());

                        EventLogRecord eventlog = eventlogs.get(eventlogs.size() - 1);
                        ;
                        try {
                            eventlog.setTimeCreated(sdf.parse(attrValue));
                        } catch (ParseException e) {
                            // do nothing
                            m_log.error("set TimeCreated Error", e);
                        }
                        m_log.debug("set TimeCreated : " + eventlog.getTimeCreated());
                    } else {
                        targetProperty = localName;
                        m_log.trace("target property : " + targetProperty);
                    }
                }

                break;
            case XMLStreamConstants.SPACE:
            case XMLStreamConstants.CHARACTERS:
                m_log.trace("EventType : XMLStreamConstants.CHARACTERS, length=" + xmlr.getTextLength());
                if (targetProperty != null) {
                    try {
                        EventLogRecord eventlog = eventlogs.get(eventlogs.size() - 1);
                        ;
                        if ("EventID".equals(targetProperty)) {
                            eventlog.setId(Integer.parseInt(new String(xmlr.getTextCharacters(),
                                    xmlr.getTextStart(), xmlr.getTextLength())));
                            m_log.debug("set EventID : " + eventlog.getId());
                        }
                        // Get-WinEvent/wevtutil.exe
                        else if ("Level".equals(targetProperty)) {
                            if (eventlog.getLevel() == WinEventConstant.UNDEFINED) {
                                eventlog.setLevel(Integer.parseInt(new String(xmlr.getTextCharacters(),
                                        xmlr.getTextStart(), xmlr.getTextLength())));
                                m_log.debug("set Level : " + eventlog.getLevel());
                            }
                        } else if ("Task".equals(targetProperty)) {
                            if (eventlog.getTask() == WinEventConstant.UNDEFINED) {
                                eventlog.setTask(Integer.parseInt(new String(xmlr.getTextCharacters(),
                                        xmlr.getTextStart(), xmlr.getTextLength())));
                                m_log.debug("set Task : " + eventlog.getTask());
                            }
                        } else if ("Keywords".equals(targetProperty)) {
                            // TODO ????????0x8080000000000000
                            //eventlog.setKeywords(Long.decode(new String(xmlr.getTextCharacters(), xmlr.getTextStart(), xmlr.getTextLength())));
                            //m_log.debug("set Keywords : " + eventlog.getKeywords());
                        } else if ("EventRecordId".equals(targetProperty)) {
                            eventlog.setRecordId(Long.parseLong(new String(xmlr.getTextCharacters(),
                                    xmlr.getTextStart(), xmlr.getTextLength())));
                            m_log.debug("set RecordId : " + eventlog.getRecordId());
                        } else if ("Channel".equals(targetProperty)) {
                            eventlog.setLogName(new String(xmlr.getTextCharacters(), xmlr.getTextStart(),
                                    xmlr.getTextLength()));
                            m_log.debug("set LogName : " + eventlog.getLogName());
                        } else if ("Computer".equals(targetProperty)) {
                            eventlog.setMachineName(new String(xmlr.getTextCharacters(), xmlr.getTextStart(),
                                    xmlr.getTextLength()));
                            m_log.debug("set MachineName : " + eventlog.getMachineName());
                        } else if ("Message".equals(targetProperty)) {
                            String message = new String(xmlr.getTextCharacters(), xmlr.getTextStart(),
                                    xmlr.getTextLength());
                            message = message.replaceAll(tmpReturnCode, "\r\n");
                            message = message.replaceAll(tmpLtCode, "<");
                            message = message.replaceAll(tmpGtCode, ">");
                            eventlog.setMessage(message);
                            m_log.debug("set Message : " + eventlog.getMessage());
                        } else if ("Data".equals(targetProperty)) {
                            String data = new String(xmlr.getTextCharacters(), xmlr.getTextStart(),
                                    xmlr.getTextLength());
                            eventlog.getData().add(data);
                            m_log.debug("set Data : " + data);
                        } else {
                            m_log.debug("unknown target property : " + targetProperty);
                        }
                    } catch (NumberFormatException e) {
                        m_log.debug("number parse error", e);
                    }
                }
                targetProperty = null;
                break;
            default: // 
                break;
            }
            xmlr.next();
        }
        xmlr.close();
    } catch (XMLStreamException e) {
        m_log.warn("parseEvent() xmlstream error", e);
    }

    return eventlogs;

}