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(String namespaceURI, String localName);

Source Link

Document

Returns the normalized attribute value of the attribute with the namespace and localName If the namespaceURI is null the namespace is not checked for equality

Usage

From source file:org.xwiki.wikistream.confluence.xml.internal.ConfluenceXMLPackage.java

private int readObjectProperties(XMLStreamReader xmlReader, PropertiesConfiguration properties)
        throws XMLStreamException, WikiStreamException, ConfigurationException, IOException {
    int id = -1;/*w  w w . j a  v a 2s.c  o m*/

    for (xmlReader.nextTag(); xmlReader.isStartElement(); xmlReader.nextTag()) {
        String elementName = xmlReader.getLocalName();

        if (elementName.equals("id")) {
            id = Integer.valueOf(xmlReader.getElementText());

            properties.setProperty("id", id);
        } else if (elementName.equals("property")) {
            String propertyName = xmlReader.getAttributeValue(null, "name");

            properties.setProperty(propertyName, readProperty(xmlReader));
        } else if (elementName.equals("collection")) {
            String propertyName = xmlReader.getAttributeValue(null, "name");

            properties.setProperty(propertyName, readProperty(xmlReader));
        } else {
            StAXUtils.skipElement(xmlReader);
        }
    }

    return id;
}

From source file:org.xwiki.wikistream.confluence.xml.internal.ConfluenceXMLPackage.java

private Object readProperty(XMLStreamReader xmlReader) throws XMLStreamException, WikiStreamException {
    String propertyClass = xmlReader.getAttributeValue(null, "class");

    if (propertyClass == null) {
        return fixCData(xmlReader.getElementText());
    } else if (propertyClass.equals("java.util.List") || propertyClass.equals("java.util.Collection")) {
        return readListProperty(xmlReader);
    } else if (propertyClass.equals("java.util.Set")) {
        return readSetProperty(xmlReader);
    } else if (propertyClass.equals("Page") || propertyClass.equals("Space")
            || propertyClass.equals("BodyContent") || propertyClass.equals("Attachment")
            || propertyClass.equals("SpaceDescription") || propertyClass.equals("Labelling")
            || propertyClass.equals("SpacePermission") || propertyClass.equals("InternalGroup")
            || propertyClass.equals("InternalUser") || propertyClass.equals("Comment")) {
        return readIdProperty(xmlReader);
    } else {//  ww  w .  java 2s . c  o  m
        StAXUtils.skipElement(xmlReader);
    }

    return null;
}

From source file:org.xwiki.xar.internal.XarUtils.java

/**
 * Extract {@link LocalDocumentReference} from a XAR document XML stream.
 * /*from ww  w  . j a v a  2 s .  c  o m*/
 * @param documentStream the stream to parse
 * @return the reference extracted from the stream
 * @throws XarException when failing to parse the document stream
 * @since 5.4M1
 */
public static LocalDocumentReference getReference(InputStream documentStream) throws XarException {
    XMLStreamReader xmlReader;
    try {
        xmlReader = XML_INPUT_FACTORY.createXMLStreamReader(documentStream);
    } catch (XMLStreamException e) {
        throw new XarException("Failed to create a XML read", e);
    }

    EntityReference reference = null;
    Locale locale = null;

    String legacySpace = null;
    String legacyPage = null;

    try {
        // <xwikidoc>

        xmlReader.nextTag();

        xmlReader.require(XMLStreamReader.START_ELEMENT, null, XarDocumentModel.ELEMENT_DOCUMENT);

        // Reference
        String referenceString = xmlReader.getAttributeValue(null,
                XarDocumentModel.ATTRIBUTE_DOCUMENT_REFERENCE);
        if (referenceString != null) {
            reference = RESOLVER.resolve(referenceString, EntityType.DOCUMENT);
        }

        // Locale
        String localeString = xmlReader.getAttributeValue(null, XarDocumentModel.ATTRIBUTE_DOCUMENT_LOCALE);
        if (localeString != null) {
            if (localeString.isEmpty()) {
                locale = Locale.ROOT;
            } else {
                locale = LocaleUtils.toLocale(localeString);
            }
        }

        // Legacy fallback
        if (reference == null || locale == null) {
            for (xmlReader.nextTag(); xmlReader.isStartElement(); xmlReader.nextTag()) {
                String elementName = xmlReader.getLocalName();

                if (XarDocumentModel.ELEMENT_NAME.equals(elementName)) {
                    if (reference == null) {
                        legacyPage = xmlReader.getElementText();

                        if (legacySpace != null && locale != null) {
                            break;
                        }
                    } else if (locale != null) {
                        break;
                    }
                } else if (XarDocumentModel.ELEMENT_SPACE.equals(elementName)) {
                    if (reference == null) {
                        legacySpace = xmlReader.getElementText();

                        if (legacyPage != null && locale != null) {
                            break;
                        }
                    } else if (locale != null) {
                        break;
                    }
                } else if (XarDocumentModel.ELEMENT_LOCALE.equals(elementName)) {
                    if (locale == null) {
                        String value = xmlReader.getElementText();
                        if (value.length() == 0) {
                            locale = Locale.ROOT;
                        } else {
                            locale = LocaleUtils.toLocale(value);
                        }
                    }

                    if (reference != null || (legacySpace != null && legacyPage != null)) {
                        break;
                    }
                } else {
                    StAXUtils.skipElement(xmlReader);
                }
            }
        }
    } catch (XMLStreamException e) {
        throw new XarException("Failed to parse document", e);
    } finally {
        try {
            xmlReader.close();
        } catch (XMLStreamException e) {
            throw new XarException("Failed to close XML reader", e);
        }
    }

    if (reference == null) {
        if (legacySpace == null) {
            throw new XarException("Missing space element");
        }
        if (legacyPage == null) {
            throw new XarException("Missing page element");
        }

        reference = new LocalDocumentReference(legacySpace, legacyPage);
    }

    if (locale == null) {
        throw new XarException("Missing locale element");
    }

    return new LocalDocumentReference(reference, locale);
}

From source file:pl.datamatica.traccar.api.GPXParser.java

public Result parse(InputStream inputStream, Device device)
        throws XMLStreamException, ParseException, IOException {
    Result result = new Result();

    TimeZone tz = TimeZone.getTimeZone("UTC");
    DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");
    DateFormat dateFormatWithMS = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'");

    dateFormat.setTimeZone(tz);/* ww w.java2  s  .  co m*/
    dateFormatWithMS.setTimeZone(tz);

    XMLStreamReader xsr = XMLInputFactory.newFactory().createXMLStreamReader(inputStream);
    ObjectMapper jsonMapper = new ObjectMapper();

    result.positions = new LinkedList<>();
    Position position = null;
    Stack<String> extensionsElements = new Stack<>();
    boolean extensionsStarted = false;
    Map<String, Object> other = null;

    while (xsr.hasNext()) {
        xsr.next();
        if (xsr.getEventType() == XMLStreamReader.START_ELEMENT) {
            if (xsr.getLocalName().equalsIgnoreCase("trkpt")) {
                position = new Position();
                position.setLongitude(Double.parseDouble(xsr.getAttributeValue(null, "lon")));
                position.setLatitude(Double.parseDouble(xsr.getAttributeValue(null, "lat")));
                position.setValid(Boolean.TRUE);
                position.setDevice(device);
            } else if (xsr.getLocalName().equalsIgnoreCase("time")) {
                if (position != null) {
                    String strTime = xsr.getElementText();
                    if (strTime.length() == 20) {
                        position.setTime(dateFormat.parse(strTime));
                    } else {
                        position.setTime(dateFormatWithMS.parse(strTime));
                    }
                }
            } else if (xsr.getLocalName().equalsIgnoreCase("ele") && position != null) {
                position.setAltitude(Double.parseDouble(xsr.getElementText()));
            } else if (xsr.getLocalName().equalsIgnoreCase("address") && position != null) {
                position.setAddress(StringEscapeUtils.unescapeXml(xsr.getElementText()));
            } else if (xsr.getLocalName().equalsIgnoreCase("protocol") && position != null) {
                position.setProtocol(xsr.getElementText());
            } else if (xsr.getLocalName().equalsIgnoreCase("speed") && position != null) {
                position.setSpeed(Double.parseDouble(xsr.getElementText()));
            } else if (xsr.getLocalName().equalsIgnoreCase("power") && position != null) {
                position.setPower(Double.parseDouble(xsr.getElementText()));
            } else if (xsr.getLocalName().equalsIgnoreCase("course") && position != null) {
                position.setCourse(Double.parseDouble(xsr.getElementText()));
            } else if (xsr.getLocalName().equalsIgnoreCase("other") && position != null) {
                position.setOther(StringEscapeUtils.unescapeXml(xsr.getElementText()));
            } else if (xsr.getLocalName().equalsIgnoreCase("extensions")) {
                other = new LinkedHashMap<>();
                extensionsStarted = true;
            } else if (position != null && extensionsStarted && other != null) {
                extensionsElements.push(xsr.getLocalName());
            }
        } else if (xsr.getEventType() == XMLStreamReader.END_ELEMENT) {
            if (xsr.getLocalName().equalsIgnoreCase("trkpt")) {
                if (other == null) {
                    other = new HashMap<>();
                }

                if (position.getOther() != null) {
                    if (position.getOther().startsWith("<")) {
                        XMLStreamReader otherReader = XMLInputFactory.newFactory()
                                .createXMLStreamReader(new StringReader(position.getOther()));
                        while (otherReader.hasNext()) {
                            if (otherReader.next() == XMLStreamReader.START_ELEMENT
                                    && !otherReader.getLocalName().equals("info")) {
                                other.put(otherReader.getLocalName(), otherReader.getElementText());
                            }
                        }
                    } else {
                        Map<String, Object> parsedOther = jsonMapper.readValue(position.getOther(),
                                LinkedHashMap.class);
                        other.putAll(parsedOther);
                    }
                }

                if (other.containsKey("protocol") && position.getProtocol() == null) {
                    position.setProtocol(other.get("protocol").toString());
                } else if (!other.containsKey("protocol") && position.getProtocol() == null) {
                    position.setProtocol("gpx_import");
                }

                other.put("import_type", (result.positions.isEmpty() ? "import_start" : "import"));

                position.setOther(jsonMapper.writeValueAsString(other));

                result.positions.add(position);
                if (result.latestPosition == null
                        || result.latestPosition.getTime().compareTo(position.getTime()) < 0) {
                    result.latestPosition = position;
                }
                position = null;
                other = null;
            } else if (xsr.getLocalName().equalsIgnoreCase("extensions")) {
                extensionsStarted = false;
            } else if (extensionsStarted) {
                extensionsElements.pop();
            }
        } else if (extensionsStarted && other != null && xsr.getEventType() == XMLStreamReader.CHARACTERS
                && !xsr.getText().trim().isEmpty() && !extensionsElements.empty()) {
            String name = "";
            for (int i = 0; i < extensionsElements.size(); i++) {
                name += (name.length() > 0 ? "-" : "") + extensionsElements.get(i);
            }

            other.put(name, xsr.getText());
        }
    }

    if (result.positions.size() > 1) {
        Position last = ((LinkedList<Position>) result.positions).getLast();
        Map<String, Object> parsedOther = jsonMapper.readValue(last.getOther(), LinkedHashMap.class);
        parsedOther.put("import_type", "import_end");
        last.setOther(jsonMapper.writeValueAsString(parsedOther));
    }

    return result;
}

From source file:savant.plugin.PluginIndex.java

public PluginIndex(URL url) throws IOException {
    urls = new HashMap<String, URL>();
    try {/*w w w  . j  av  a 2s .c  o m*/
        XMLStreamReader reader = XMLInputFactory.newInstance()
                .createXMLStreamReader(NetworkUtils.openStream(url));
        boolean done = false;
        String id = null;
        do {
            switch (reader.next()) {
            case XMLStreamConstants.START_ELEMENT:
                String elemName = reader.getLocalName();
                if (elemName.equals("leaf")) {
                    id = reader.getAttributeValue(null, "id");
                } else if (elemName.equals("url")) {
                    if (id != null) {
                        try {
                            urls.put(id, new URL(reader.getElementText()));
                        } catch (MalformedURLException x) {
                            LOG.info("Unable to parse \"" + reader.getElementText() + "\" as a plugin URL.");
                        }
                        id = null;
                    }
                }
                break;
            case XMLStreamConstants.END_DOCUMENT:
                reader.close();
                done = true;
                break;
            }
        } while (!done);
    } catch (XMLStreamException x) {
        throw new IOException("Unable to get version number from web-site.", x);
    }
}

From source file:savant.util.Version.java

/**
 * Factory method which construct a Version object from a URL pointing to an XML file.
 * @param url URL of our version.xml file
 * @return the version number read from the file
 *//*from ww  w  .  j a v a  2  s . c om*/
public static Version fromURL(URL url) throws IOException {
    try {
        XMLStreamReader reader = XMLInputFactory.newInstance()
                .createXMLStreamReader(NetworkUtils.openStream(url));
        boolean done = false;
        boolean foundCurrentVersion = false;
        do {
            switch (reader.next()) {
            case XMLStreamConstants.START_ELEMENT:
                String elemName = reader.getLocalName();
                if (elemName.equals("version")
                        && "current_release".equals(reader.getAttributeValue(null, "status"))) {
                    foundCurrentVersion = true;
                } else if (foundCurrentVersion && elemName.equals("name")) {
                    return new Version(reader.getElementText());
                } else {
                    foundCurrentVersion = false;
                }
                break;
            case XMLStreamConstants.END_DOCUMENT:
                reader.close();
                done = true;
                break;
            }
        } while (!done);
    } catch (XMLStreamException x) {
        throw new IOException("Unable to get version number from web-site.", x);
    }
    return null;
}