Example usage for javax.xml.stream XMLStreamConstants END_ELEMENT

Introduction

In this page you can find the example usage for javax.xml.stream XMLStreamConstants END_ELEMENT.

Prototype

int END_ELEMENT

To view the source code for javax.xml.stream XMLStreamConstants END_ELEMENT.

Click Source Link

Document

Indicates an event is an end element

Usage

From source file:org.apache.jackrabbit.oak.benchmark.wikipedia.WikipediaImport.java

public int importWikipedia(Session session) throws Exception {
    long start = System.currentTimeMillis();
    int count = 0;
    int code = 0;

    if (doReport) {
        System.out.format("Importing %s...%n", dump);
    }/*from   w w  w. j a  v  a2 s .  c o m*/

    String type = "nt:unstructured";
    if (session.getWorkspace().getNodeTypeManager().hasNodeType("oak:Unstructured")) {
        type = "oak:Unstructured";
    }
    Node wikipedia = session.getRootNode().addNode("wikipedia", type);

    int levels = 0;
    if (!flat) {
        // calculate the number of levels needed, based on the rough
        // estimate that the average XML size of a page is about 1kB
        for (long pages = dump.length() / 1024; pages > 256; pages /= 256) {
            levels++;
        }
    }

    String title = null;
    String text = null;
    XMLInputFactory factory = XMLInputFactory.newInstance();
    StreamSource source;
    if (dump.getName().endsWith(".xml")) {
        source = new StreamSource(dump);
    } else {
        CompressorStreamFactory csf = new CompressorStreamFactory();
        source = new StreamSource(
                csf.createCompressorInputStream(new BufferedInputStream(new FileInputStream(dump))));
    }
    haltImport = false;
    XMLStreamReader reader = factory.createXMLStreamReader(source);
    while (reader.hasNext() && !haltImport) {
        switch (reader.next()) {
        case XMLStreamConstants.START_ELEMENT:
            if ("title".equals(reader.getLocalName())) {
                title = reader.getElementText();
            } else if ("text".equals(reader.getLocalName())) {
                text = reader.getElementText();
            }
            break;
        case XMLStreamConstants.END_ELEMENT:
            if ("page".equals(reader.getLocalName())) {
                String name = Text.escapeIllegalJcrChars(title);
                Node parent = wikipedia;
                if (levels > 0) {
                    int n = name.length();
                    for (int i = 0; i < levels; i++) {
                        int hash = name.substring(min(i, n)).hashCode();
                        parent = JcrUtils.getOrAddNode(parent, String.format("%02x", hash & 0xff));
                    }
                }
                Node page = parent.addNode(name);
                page.setProperty("title", title);
                page.setProperty("text", text);
                code += title.hashCode();
                code += text.hashCode();
                count++;
                if (count % 1000 == 0) {
                    batchDone(session, start, count);
                }

                pageAdded(title, text);
            }
            break;
        }
    }

    session.save();

    if (doReport) {
        long millis = System.currentTimeMillis() - start;
        System.out.format("Imported %d pages in %d seconds (%.2fms/page)%n", count, millis / 1000,
                (double) millis / count);
    }

    return code;
}

---

From source file:org.apache.ode.utils.DOMUtils.java

private static void parse(XMLStreamReader reader, Document doc, Node parent) throws XMLStreamException {
    int event = reader.getEventType();

    while (reader.hasNext()) {
        switch (event) {
        case XMLStreamConstants.START_ELEMENT:
            // create element
            Element e = doc.createElementNS(reader.getNamespaceURI(), reader.getLocalName());
            if (reader.getPrefix() != null && reader.getPrefix() != "") {
                e.setPrefix(reader.getPrefix());
            }//w  w  w  .ja v a  2s  .c  o  m
            parent.appendChild(e);

            // copy namespaces
            for (int ns = 0; ns < reader.getNamespaceCount(); ns++) {
                String uri = reader.getNamespaceURI(ns);
                String prefix = reader.getNamespacePrefix(ns);
                declare(e, uri, prefix);
            }

            // copy attributes
            for (int att = 0; att < reader.getAttributeCount(); att++) {
                String name = reader.getAttributeLocalName(att);
                String prefix = reader.getAttributePrefix(att);
                if (prefix != null && prefix.length() > 0) {
                    name = prefix + ":" + name;
                }
                Attr attr = doc.createAttributeNS(reader.getAttributeNamespace(att), name);
                attr.setValue(reader.getAttributeValue(att));
                e.setAttributeNode(attr);
            }
            // sub-nodes
            if (reader.hasNext()) {
                reader.next();
                parse(reader, doc, e);
            }
            if (parent instanceof Document) {
                while (reader.hasNext())
                    reader.next();
                return;
            }
            break;
        case XMLStreamConstants.END_ELEMENT:
            return;
        case XMLStreamConstants.CHARACTERS:
            if (parent != null) {
                parent.appendChild(doc.createTextNode(reader.getText()));
            }
            break;
        case XMLStreamConstants.COMMENT:
            if (parent != null) {
                parent.appendChild(doc.createComment(reader.getText()));
            }
            break;
        case XMLStreamConstants.CDATA:
            parent.appendChild(doc.createCDATASection(reader.getText()));
            break;
        case XMLStreamConstants.PROCESSING_INSTRUCTION:
            parent.appendChild(doc.createProcessingInstruction(reader.getPITarget(), reader.getPIData()));
            break;
        case XMLStreamConstants.ENTITY_REFERENCE:
            parent.appendChild(doc.createProcessingInstruction(reader.getPITarget(), reader.getPIData()));
            break;
        case XMLStreamConstants.NAMESPACE:
        case XMLStreamConstants.ATTRIBUTE:
            break;
        default:
            break;
        }

        if (reader.hasNext()) {
            event = reader.next();
        }
    }
}

---

From source file:org.apache.olingo.fit.utils.AbstractXMLUtilities.java

private void skipElement(final StartElement start, final XMLEventReader reader, final XMLEventWriter writer,
        final boolean excludeStart) throws Exception {

    if (!excludeStart) {
        writeEvent(start, writer);/*from ww w .  j  a  va 2s  .c om*/
    }

    int depth = 1;
    boolean found = false;

    while (reader.hasNext() && !found) {
        final XMLEvent event = reader.nextEvent();

        writeEvent(event, writer);

        if (event.getEventType() == XMLStreamConstants.START_ELEMENT) {
            depth++;
        } else if (event.getEventType() == XMLStreamConstants.END_ELEMENT) {
            depth--;
            found = depth == 0 && start.getName().equals(event.asEndElement().getName());
        }
    }
}

---

From source file:org.apache.olingo.fit.utils.AbstractXMLUtilities.java

public XmlElement getXmlElement(final StartElement start, final XMLEventReader reader) throws Exception {

    final XmlElement res = new XmlElement();
    res.setStart(start);//from w  w  w .  ja va2  s .  c  o m

    StringWriter content = new StringWriter();

    int depth = 1;

    while (reader.hasNext() && depth > 0) {
        final XMLEvent event = reader.nextEvent();

        if (event.getEventType() == XMLStreamConstants.START_ELEMENT) {
            depth++;
        } else if (event.getEventType() == XMLStreamConstants.END_ELEMENT) {
            depth--;
        }

        if (depth == 0) {
            res.setEnd(event.asEndElement());
        } else {
            event.writeAsEncodedUnicode(content);
        }
    }

    content.flush();
    content.close();

    res.setContent(new ByteArrayInputStream(content.toString().getBytes()));

    return res;
}

---

From source file:org.apache.olingo.fit.utils.AbstractXMLUtilities.java

public Map.Entry<Integer, XmlElement> extractElement(final XMLEventReader reader, final XMLEventWriter writer,
        final List<String> path, final Collection<Map.Entry<String, String>> filter, final boolean filterInOr,
        final int startPathPos, final int minPathPos, final int maxPathPos) throws Exception {

    StartElement start = null;//from w w  w.j a  va 2  s. c  om
    int searchFor = 0;
    int depth = startPathPos;

    // Current inspected element
    String current = null;

    // set defaults
    final List<String> pathElementNames = path == null ? Collections.<String>emptyList() : path;
    final Collection<Map.Entry<String, String>> filterAttrs = filter == null
            ? Collections.<Map.Entry<String, String>>emptySet()
            : filter;

    while (reader.hasNext() && start == null) {
        final XMLEvent event = reader.nextEvent();

        if (event.getEventType() == XMLStreamConstants.START_ELEMENT) {
            depth++;

            if (current != null
                    || ((minPathPos < 0 || minPathPos <= depth) && (maxPathPos < 0 || depth <= maxPathPos))) {
                if (pathElementNames.isEmpty() || pathElementNames.get(searchFor).trim()
                        .equals(event.asStartElement().getName().getLocalPart())) {

                    if (searchFor < pathElementNames.size() - 1) {
                        // path exploring not completed
                        writeEvent(event, writer);
                        current = pathElementNames.get(searchFor).trim();
                        searchFor++;
                    } else {

                        // path exploring completed ... evaluate filter about path element name attribute
                        boolean match = filterAttrs.isEmpty() || !filterInOr;

                        for (Map.Entry<String, String> filterAttr : filterAttrs) {
                            final Attribute attr = event.asStartElement()
                                    .getAttributeByName(new QName(filterAttr.getKey().trim()));

                            if (attr == null || !filterAttr.getValue().trim().equals(attr.getValue())) {
                                match = filterInOr ? match : false;
                            } else {
                                match = filterInOr ? true : match;
                            }
                        }

                        if (match) {
                            // found searched element
                            start = event.asStartElement();
                        } else {
                            skipElement(event.asStartElement(), reader, writer, false);
                            depth--;
                        }
                    }
                } else if (current == null) {
                    writeEvent(event, writer);
                } else {
                    // skip element
                    skipElement(event.asStartElement(), reader, writer, false);
                    depth--;
                }
            } else {
                writeEvent(event, writer);
            }

        } else if (event.getEventType() == XMLStreamConstants.END_ELEMENT) {
            depth--;

            writeEvent(event, writer);

            if (event.asEndElement().getName().getLocalPart().equals(current)) {
                // back step ....
                searchFor--;
                current = searchFor > 0 ? pathElementNames.get(searchFor - 1).trim() : null;
            }
        } else {
            writeEvent(event, writer);
        }
    }

    if (start == null) {
        throw new NotFoundException();
    }

    return new SimpleEntry<Integer, XmlElement>(Integer.valueOf(depth - 1), getXmlElement(start, reader));
}

---

From source file:org.apache.olingo.fit.utils.AbstractXMLUtilities.java

@Override
public InputStream selectEntity(final InputStream entity, final String[] propertyNames) throws Exception {
    final XMLEventReader reader = getEventReader(entity);

    final ByteArrayOutputStream bos = new ByteArrayOutputStream();
    final XMLEventWriter writer = getEventWriter(bos);

    final List<String> found = new ArrayList<String>(Arrays.asList(propertyNames));

    boolean inProperties = false;
    boolean writeCurrent = true;
    Boolean writeNext = null;//from w ww.  j a  v  a2 s  . c o  m
    String currentName = null;

    final List<String> fieldToBeSaved = new ArrayList<String>(Arrays.asList(propertyNames));

    while (reader.hasNext()) {
        final XMLEvent event = reader.nextEvent();
        if (event.getEventType() == XMLStreamConstants.START_ELEMENT
                && LINK.equals(event.asStartElement().getName().getLocalPart())
                && !fieldToBeSaved
                        .contains(event.asStartElement().getAttributeByName(new QName("title")).getValue())
                && !"edit".equals(event.asStartElement().getAttributeByName(new QName("rel")).getValue())) {
            writeCurrent = false;
        } else if (event.getEventType() == XMLStreamConstants.END_ELEMENT
                && LINK.equals(event.asEndElement().getName().getLocalPart())) {
            writeNext = true;
        } else if (event.getEventType() == XMLStreamConstants.START_ELEMENT
                && (PROPERTIES).equals(event.asStartElement().getName().getLocalPart())) {
            writeCurrent = true;
            writeNext = false;
            inProperties = true;
        } else if (event.getEventType() == XMLStreamConstants.END_ELEMENT
                && (PROPERTIES).equals(event.asEndElement().getName().getLocalPart())) {
            writeCurrent = true;
        } else if (inProperties) {
            if (event.getEventType() == XMLStreamConstants.START_ELEMENT) {
                final String elementName = event.asStartElement().getName().getLocalPart();

                for (String propertyName : propertyNames) {
                    if ((ATOM_PROPERTY_PREFIX + propertyName.trim()).equals(elementName)) {
                        writeCurrent = true;
                        found.remove(propertyName);
                        currentName = propertyName;
                    }
                }

            } else if (event.getEventType() == XMLStreamConstants.END_ELEMENT
                    && StringUtils.isNotBlank(currentName) && (ATOM_PROPERTY_PREFIX + currentName.trim())
                            .equals(event.asEndElement().getName().getLocalPart())) {
                writeNext = false;
                currentName = null;
            }

        }

        if (writeCurrent) {
            writer.add(event);
        }

        if (writeNext != null) {
            writeCurrent = writeNext;
            writeNext = null;
        }
    }

    writer.flush();
    writer.close();
    reader.close();
    IOUtils.closeQuietly(entity);

    // Do not raise any exception in order to support FC properties as well
    // if (!found.isEmpty()) {
    //     throw new Exception(String.format("Could not find a properties '%s'", found));
    // }

    return new ByteArrayInputStream(bos.toByteArray());
}

---

From source file:org.apache.olingo.fit.utils.XMLUtilities.java

public XMLElement getXmlElement(final StartElement start, final XMLEventReader reader) throws Exception {

    final XMLElement res = new XMLElement();
    res.setStart(start);/* www. j  a  v a  2 s.  c o  m*/

    final Charset encoding = Charset.forName(org.apache.olingo.commons.api.Constants.UTF8);
    final ByteArrayOutputStream content = new ByteArrayOutputStream();
    final OutputStreamWriter writer = new OutputStreamWriter(content, encoding);

    int depth = 1;

    while (reader.hasNext() && depth > 0) {
        final XMLEvent event = reader.nextEvent();

        if (event.getEventType() == XMLStreamConstants.START_ELEMENT) {
            depth++;
        } else if (event.getEventType() == XMLStreamConstants.END_ELEMENT) {
            depth--;
        }

        if (depth == 0) {
            res.setEnd(event.asEndElement());
        } else {
            event.writeAsEncodedUnicode(writer);
        }
    }

    writer.flush();
    writer.close();

    res.setContent(new ByteArrayInputStream(content.toByteArray()));

    return res;
}

---

From source file:org.apache.olingo.fit.utils.XMLUtilities.java

public Map.Entry<Integer, XMLElement> extractElement(final XMLEventReader reader, final XMLEventWriter writer,
        final List<String> path, final Collection<Map.Entry<String, String>> filter, final boolean filterInOr,
        final int startPathPos, final int minPathPos, final int maxPathPos) throws Exception {

    StartElement start = null;/*from   w  w  w . j a v  a2 s  .c o  m*/
    int searchFor = 0;
    int depth = startPathPos;

    // Current inspected element
    String current = null;

    // set defaults
    final List<String> pathElementNames = path == null ? Collections.<String>emptyList() : path;
    final Collection<Map.Entry<String, String>> filterAttrs = filter == null
            ? Collections.<Map.Entry<String, String>>emptySet()
            : filter;

    while (reader.hasNext() && start == null) {
        final XMLEvent event = reader.nextEvent();

        if (event.getEventType() == XMLStreamConstants.START_ELEMENT) {
            depth++;

            if (current != null
                    || ((minPathPos < 0 || minPathPos <= depth) && (maxPathPos < 0 || depth <= maxPathPos))) {
                if (pathElementNames.isEmpty() || pathElementNames.get(searchFor).trim()
                        .equals(event.asStartElement().getName().getLocalPart())) {

                    if (searchFor < pathElementNames.size() - 1) {
                        // path exploring not completed
                        writeEvent(event, writer);
                        current = pathElementNames.get(searchFor).trim();
                        searchFor++;
                    } else {

                        // path exploring completed ... evaluate filter about path element name attribute
                        boolean match = filterAttrs.isEmpty() || !filterInOr;

                        for (Map.Entry<String, String> filterAttr : filterAttrs) {
                            final Attribute attr = event.asStartElement()
                                    .getAttributeByName(new QName(filterAttr.getKey().trim()));

                            if (attr == null || !filterAttr.getValue().trim().equals(attr.getValue())) {
                                match = filterInOr ? match : false;
                            } else {
                                match = filterInOr ? true : match;
                            }
                        }

                        if (match) {
                            // found searched element
                            start = event.asStartElement();
                        } else {
                            skipElement(event.asStartElement(), reader, writer, false);
                            depth--;
                        }
                    }
                } else if (current == null) {
                    writeEvent(event, writer);
                } else {
                    // skip element
                    skipElement(event.asStartElement(), reader, writer, false);
                    depth--;
                }
            } else {
                writeEvent(event, writer);
            }

        } else if (event.getEventType() == XMLStreamConstants.END_ELEMENT) {
            depth--;

            writeEvent(event, writer);

            if (event.asEndElement().getName().getLocalPart().equals(current)) {
                // back step ....
                searchFor--;
                current = searchFor > 0 ? pathElementNames.get(searchFor - 1).trim() : null;
            }
        } else {
            writeEvent(event, writer);
        }
    }

    if (start == null) {
        throw new NotFoundException();
    }

    return new SimpleEntry<Integer, XMLElement>(Integer.valueOf(depth - 1), getXmlElement(start, reader));
}

---

From source file:org.apache.olingo.fit.utils.XMLUtilities.java

@Override
public InputStream selectEntity(final InputStream entity, final String[] propertyNames) throws Exception {
    final XMLEventReader reader = getEventReader(entity);

    final ByteArrayOutputStream bos = new ByteArrayOutputStream();
    final XMLEventWriter writer = getEventWriter(bos);

    final List<String> found = new ArrayList<String>(Arrays.asList(propertyNames));

    boolean inProperties = false;
    boolean writeCurrent = true;
    Boolean writeNext = null;/*ww  w  . jav a2 s.c om*/
    String currentName = null;

    final List<String> fieldToBeSaved = new ArrayList<String>(Arrays.asList(propertyNames));

    while (reader.hasNext()) {
        final XMLEvent event = reader.nextEvent();
        if (event.getEventType() == XMLStreamConstants.START_ELEMENT
                && Constants.get(ConstantKey.LINK).equals(event.asStartElement().getName().getLocalPart())
                && !fieldToBeSaved
                        .contains(event.asStartElement().getAttributeByName(new QName("title")).getValue())
                && !"edit".equals(event.asStartElement().getAttributeByName(new QName("rel")).getValue())) {
            writeCurrent = false;
        } else if (event.getEventType() == XMLStreamConstants.END_ELEMENT
                && Constants.get(ConstantKey.LINK).equals(event.asEndElement().getName().getLocalPart())) {
            writeNext = true;
        } else if (event.getEventType() == XMLStreamConstants.START_ELEMENT
                && (Constants.get(ConstantKey.PROPERTIES))
                        .equals(event.asStartElement().getName().getLocalPart())) {
            writeCurrent = true;
            writeNext = false;
            inProperties = true;
        } else if (event.getEventType() == XMLStreamConstants.END_ELEMENT
                && (Constants.get(ConstantKey.PROPERTIES))
                        .equals(event.asEndElement().getName().getLocalPart())) {
            writeCurrent = true;
        } else if (inProperties) {
            if (event.getEventType() == XMLStreamConstants.START_ELEMENT) {
                final String elementName = event.asStartElement().getName().getLocalPart();

                for (String propertyName : propertyNames) {
                    if ((Constants.get(ConstantKey.ATOM_PROPERTY_PREFIX) + propertyName.trim())
                            .equals(elementName)) {
                        writeCurrent = true;
                        found.remove(propertyName);
                        currentName = propertyName;
                    }
                }

            } else if (event.getEventType() == XMLStreamConstants.END_ELEMENT
                    && StringUtils.isNotBlank(currentName)
                    && (Constants.get(ConstantKey.ATOM_PROPERTY_PREFIX) + currentName.trim())
                            .equals(event.asEndElement().getName().getLocalPart())) {
                writeNext = false;
                currentName = null;
            }

        }

        if (writeCurrent) {
            writer.add(event);
        }

        if (writeNext != null) {
            writeCurrent = writeNext;
            writeNext = null;
        }
    }

    writer.flush();
    writer.close();
    reader.close();
    IOUtils.closeQuietly(entity);

    // Do not raise any exception in order to support FC properties as well
    // if (!found.isEmpty()) {
    // throw new Exception(String.format("Could not find a properties '%s'", found));
    // }
    return new ByteArrayInputStream(bos.toByteArray());
}

---

From source file:org.apache.solr.handler.AnalysisRequestHandler.java

SolrInputDocument readDoc(XMLStreamReader parser) throws XMLStreamException {
    SolrInputDocument doc = new SolrInputDocument();

    StringBuilder text = new StringBuilder();
    String name = null;/*from  www .j  a  v  a 2  s  . c  o  m*/
    String attrName = "";
    float boost = 1.0f;
    boolean isNull = false;
    while (true) {
        int event = parser.next();
        switch (event) {
        // Add everything to the text
        case XMLStreamConstants.SPACE:
        case XMLStreamConstants.CDATA:
        case XMLStreamConstants.CHARACTERS:
            text.append(parser.getText());
            break;

        case XMLStreamConstants.END_ELEMENT:
            if ("doc".equals(parser.getLocalName())) {
                return doc;
            } else if ("field".equals(parser.getLocalName())) {
                if (!isNull) {
                    doc.addField(name, text.toString(), boost);
                    boost = 1.0f;
                }
            }
            break;

        case XMLStreamConstants.START_ELEMENT:
            text.setLength(0);
            String localName = parser.getLocalName();
            if (!"field".equals(localName)) {
                log.warn("unexpected XML tag doc/" + localName);
                throw new SolrException(SolrException.ErrorCode.BAD_REQUEST,
                        "unexpected XML tag doc/" + localName);
            }

            String attrVal = "";
            for (int i = 0; i < parser.getAttributeCount(); i++) {
                attrName = parser.getAttributeLocalName(i);
                attrVal = parser.getAttributeValue(i);
                if ("name".equals(attrName)) {
                    name = attrVal;
                }
            }
            break;
        }
    }
}

---

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