Example usage for javax.xml.stream.events XMLEvent isEndElement

Introduction

In this page you can find the example usage for javax.xml.stream.events XMLEvent isEndElement.

Prototype

public boolean isEndElement();

Source Link

Document

A utility function to check if this event is a EndElement.

Usage

From source file:org.qi4j.valueserialization.stax.StaxValueDeserializer.java

@Override
protected <T> Collection<T> readArrayInCollection(XMLEventReader input,
        Function<XMLEventReader, T> deserializer, Collection<T> collection) throws Exception {
    if (!input.hasNext()) {
        return null;
    }//from   w  ww. ja va 2  s . c  o  m
    XMLEvent nextTag = input.nextTag();
    if (nextTag.isStartElement() && "null".equals(nextTag.asStartElement().getName().getLocalPart())) {
        input.nextTag();
        return null;
    }
    if (!nextTag.isStartElement() || !"array".equals(nextTag.asStartElement().getName().getLocalPart())) {
        throw new ValueSerializationException("Expected an <array/> but got: " + nextTag);
    }
    WHILE: while (input.hasNext()) {
        XMLEvent currentTag = input.nextTag();
        if (currentTag.isEndElement()) {
            String endElementName = currentTag.asEndElement().getName().getLocalPart();
            switch (endElementName) {
            case "array":
                break WHILE;
            case "value":
                continue;
            }
        }
        if (!"value".equals(currentTag.asStartElement().getName().getLocalPart())) {
            throw new ValueSerializationException("Expected a <value/> but got: " + currentTag);
        }
        T item = deserializer.map(input);
        collection.add(item);
    }
    return collection;
}

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From source file:org.qi4j.valueserialization.stax.StaxValueDeserializer.java

@Override
protected <K, V> Map<K, V> readMapInMap(XMLEventReader input, Function<XMLEventReader, K> keyDeserializer,
        Function<XMLEventReader, V> valueDeserializer, Map<K, V> map) throws Exception {
    if (!input.hasNext()) {
        return null;
    }//from  w w w. jav  a2  s  .  co  m
    XMLEvent nextTag = input.nextTag();
    if (nextTag.isStartElement() && "null".equals(nextTag.asStartElement().getName().getLocalPart())) {
        input.nextTag();
        return null;
    }
    if (!nextTag.isStartElement() || !"array".equals(nextTag.asStartElement().getName().getLocalPart())) {
        throw new ValueSerializationException("Expected an <array/> but got: " + nextTag);
    }
    XMLEvent currentTag = input.nextTag(); // <object>
    while (!currentTag.isEndElement() || !"array".equals(currentTag.asEndElement().getName().getLocalPart())) {
        if (!currentTag.isStartElement()
                || !"object".equals(currentTag.asStartElement().getName().getLocalPart())) {
            throw new ValueSerializationException("Expected an <object/> but got: " + nextTag);
        }
        currentTag = input.nextTag(); // <field>
        K key = null;
        V value = null;
        while (!currentTag.isEndElement()
                || !"object".equals(currentTag.asEndElement().getName().getLocalPart())) {
            input.nextTag(); // <name>
            String keyOrValue = input.nextEvent().asCharacters().getData();
            input.nextTag(); // </name>
            input.nextTag(); // <value>
            switch (keyOrValue) {
            case "key":
                key = keyDeserializer.map(input);
                break;
            case "value":
                value = valueDeserializer.map(input);
                break;
            default:
                readObjectTree(input);
                break;
            }
            input.nextTag(); // </value>
            input.nextTag(); // </field>
            currentTag = input.nextTag();
        }
        if (key != null) {
            map.put(key, value);
        }
        currentTag = input.nextTag();
    }
    return map;
}

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From source file:org.qi4j.valueserialization.stax.StaxValueDeserializer.java

private static String readElementBody(XMLEventReader input) throws XMLStreamException {
    StringWriter buf = new StringWriter(1024);
    int depth = 0;
    while (input.hasNext()) {
        // peek event
        XMLEvent xmlEvent = input.peek();
        if (xmlEvent.isStartElement()) {
            ++depth;//  ww w.j  a  va  2 s . c o  m
        } else if (xmlEvent.isEndElement()) {
            --depth;
            // reached END_ELEMENT tag?
            // break loop, leave event in stream
            if (depth < 0) {
                break;
            }
        }
        // consume event
        xmlEvent = input.nextEvent();
        // print out event
        xmlEvent.writeAsEncodedUnicode(buf);
    }
    return buf.getBuffer().toString();
}

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From source file:org.sakaiproject.nakamura.auth.cas.CasAuthenticationHandler.java

private String retrieveCredentials(String responseBody) {
    String username = null;//from   w  ww  . jav a  2s .c  o m
    String pgtIou = null;
    String failureCode = null;
    String failureMessage = null;

    try {
        XMLInputFactory xmlInputFactory = new WstxInputFactory();
        xmlInputFactory.setProperty(XMLInputFactory.IS_COALESCING, true);
        xmlInputFactory.setProperty(XMLInputFactory.IS_VALIDATING, false);
        xmlInputFactory.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, true);
        XMLEventReader eventReader = xmlInputFactory.createXMLEventReader(new StringReader(responseBody));

        while (eventReader.hasNext()) {
            XMLEvent event = eventReader.nextEvent();

            // process the event if we're starting an element
            if (event.isStartElement()) {
                StartElement startEl = event.asStartElement();
                QName startElName = startEl.getName();
                String startElLocalName = startElName.getLocalPart();
                LOGGER.debug(responseBody);

                /*
                 * Example of failure XML
                <cas:serviceResponse xmlns:cas='http://www.yale.edu/tp/cas'>
                  <cas:authenticationFailure code='INVALID_REQUEST'>
                    &#039;service&#039; and &#039;ticket&#039; parameters are both required
                  </cas:authenticationFailure>
                </cas:serviceResponse>
                */
                if ("authenticationFailure".equalsIgnoreCase(startElLocalName)) {
                    // get code of the failure
                    Attribute code = startEl.getAttributeByName(QName.valueOf("code"));
                    failureCode = code.getValue();

                    // get the message of the failure
                    event = eventReader.nextEvent();
                    assert event.isCharacters();
                    Characters chars = event.asCharacters();
                    failureMessage = chars.getData();
                    break;
                }

                /*
                 * Example of success XML
                <cas:serviceResponse xmlns:cas='http://www.yale.edu/tp/cas'>
                  <cas:authenticationSuccess>
                    <cas:user>NetID</cas:user>
                  </cas:authenticationSuccess>
                </cas:serviceResponse>
                */
                if ("authenticationSuccess".equalsIgnoreCase(startElLocalName)) {
                    // skip to the user tag start
                    while (eventReader.hasNext()) {
                        event = eventReader.nextTag();
                        if (event.isEndElement()) {
                            if (eventReader.hasNext()) {
                                event = eventReader.nextTag();
                            } else {
                                break;
                            }
                        }
                        assert event.isStartElement();
                        startEl = event.asStartElement();
                        startElName = startEl.getName();
                        startElLocalName = startElName.getLocalPart();
                        if (proxy && "proxyGrantingTicket".equals(startElLocalName)) {
                            event = eventReader.nextEvent();
                            assert event.isCharacters();
                            Characters chars = event.asCharacters();
                            pgtIou = chars.getData();
                            LOGGER.debug("XML parser found pgt: {}", pgtIou);
                        } else if ("user".equals(startElLocalName)) {
                            // move on to the body of the user tag
                            event = eventReader.nextEvent();
                            assert event.isCharacters();
                            Characters chars = event.asCharacters();
                            username = chars.getData();
                            LOGGER.debug("XML parser found user: {}", username);
                        } else {
                            LOGGER.error("Found unexpected element [{}] while inside 'authenticationSuccess'",
                                    startElName);
                            break;
                        }
                        if (username != null && (!proxy || pgtIou != null)) {
                            break;
                        }
                    }
                }
            }
        }
    } catch (XMLStreamException e) {
        LOGGER.error(e.getMessage(), e);
    }

    if (failureCode != null || failureMessage != null) {
        LOGGER.error("Error response from server code={} message={}", failureCode, failureMessage);
    }
    String pgt = pgts.get(pgtIou);
    if (pgt != null) {
        savePgt(username, pgt, pgtIou);
    } else {
        LOGGER.debug("Caching '{}' as the IOU for '{}'", pgtIou, username);
        pgtIOUs.put(pgtIou, username);
    }
    return username;
}

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From source file:org.slc.sli.ingestion.parser.impl.EdfiRecordParserImpl.java

private void parseEntityEvent(XMLEvent e, String eventName) throws XMLStreamException {

    if (e.isStartElement()) {
        parseStartElement(e.asStartElement(), eventName);

    } else if (e.isCharacters()) {
        parseCharacters(e.asCharacters());

    } else if (e.isEndElement() && eventName.equals(complexTypeStack.peek().getLeft().getName())) {
        parseEndElement(e);/*from  www.  ja  va2 s. co m*/
    }
}

---

From source file:org.slc.sli.ingestion.parser.impl.EdfiRecordParserImpl.java

private static String extractTagName(XMLEvent e) {
    String result = "";
    if (e.isEndElement()) {
        result = e.asEndElement().getName().getLocalPart();
    } else if (e.isStartElement()) {
        result = e.asStartElement().getName().getLocalPart();
    }/*from  w  w w. ja v  a 2s .c o  m*/
    return result;
}

---

From source file:org.xmlsh.commands.internal.xml2json.java

private boolean parse(XMLEventReader reader, PrintWriter writer, boolean bComma) throws XMLStreamException,
        CoreException, UnsupportedEncodingException, IOException, TransformException, SaxonApiException {
    mLevel++;//from ww w.  j ava2s . c  o  m

    while (reader.hasNext()) {
        XMLEvent e = reader.nextEvent();
        if (e.isStartElement()) {
            StartElement start = e.asStartElement();
            QName name = start.getName();

            if (name.equals(kELEM_XJSON)) {
                if (mLevel != 1)
                    throw new UnexpectedException("XJSON element must be at document root");

                // Children become the new roots

                mLevel = 0;
                while (parse(reader, writer, bComma))
                    ;
                return false;

            } else if (name.equals(kELEM_FILE)) {
                if (!writeFile(start, reader, writer))
                    return false;

            }

            else if (bComma)
                writer.print(",");

            if (name.equals(kELEM_OBJECT))
                writeObject(start, reader, writer);
            else if (name.equals(kELEM_ARRAY))
                writeArray(start, reader, writer);
            else if (name.equals(kELEM_MEMBER))
                writeMember(start, reader, writer);
            else if (name.equals(kELEM_NUMBER))
                writeNumber(start, reader, writer);
            else if (name.equals(kELEM_BOOLEAN))
                writeBoolean(start, reader, writer);
            else if (name.equals(kELEM_NULL))
                writeNull(reader, writer);
            else if (name.equals(kELEM_STRING))
                writeString(start, reader, writer);
            else
                readToEnd(reader);

            mLevel--;
            return true;

        } else if (e.isEndElement()) {
            mLevel--;

            return false;
        }
    }
    mLevel--;
    return false;
}

---

From source file:org.xmlsh.commands.internal.xml2json.java

private byte[] serializeAsXML(XMLEventReader reader) throws XMLStreamException {

    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    XMLOutputFactory fact = new OutputFactory();

    XMLEventWriter writer = fact.createXMLEventWriter(bos, kENCODING_UTF_8);
    while (reader.hasNext()) {
        XMLEvent event = reader.nextEvent();

        if (event.isEndElement() && event.asEndElement().getName().equals(kELEM_STRING))
            break;
        writer.add(event);//  ww  w  .  ja v  a  2s.  c om
    }

    writer.flush();
    writer.close();
    return bos.toByteArray();

}

---

From source file:org.xmlsh.commands.internal.xml2json.java

private byte[] serializeAsString(XMLEventReader reader)
        throws XMLStreamException, UnsupportedEncodingException, IOException {

    ByteArrayOutputStream bos = new ByteArrayOutputStream();

    while (reader.hasNext()) {
        XMLEvent event = reader.nextEvent();

        if (event.isEndElement() && event.asEndElement().getName().equals(kELEM_STRING))
            break;
        if (event.isCharacters())
            bos.write(event.asCharacters().getData().getBytes("UTF-8"));
    }//from  ww w  .  j a va2  s  .  c  o  m

    return bos.toByteArray();

}

---

From source file:org.zuinnote.hadoop.office.format.common.parser.msexcel.internal.XSSFPullParser.java

public Object[] getNext() throws XMLStreamException, FormatNotUnderstoodException {
    Object[] result = null;/*www .  j a  v  a 2 s .  c o m*/
    if (!this.nextBeingCalled) { // skip to the next tag

        if (this.hasNext() == false) {

            return null;
        }
    }
    if (this.finalized) { // no more to read
        return null;
    }
    // check
    ArrayList<SpreadSheetCellDAO> cells = new ArrayList<>();
    if (this.currentRow == this.nextRow) { // only if we have a row to report
        // read through row, cf.
        // http://download.microsoft.com/download/3/E/3/3E3435BD-AA68-4B32-B84D-B633F0D0F90D/SpreadsheetMLBasics.ppt
        int currentCellCount = 0;
        while (this.xer.hasNext()) {
            XMLEvent xe = xer.nextEvent();
            // read+
            if (xe.isEndElement()) {
                if (xe.asEndElement().getName().getLocalPart().equalsIgnoreCase("row")) {
                    break; // end of row
                }
            } else if (xe.isStartElement()) {
                if (xe.asStartElement().getName().getLocalPart().equalsIgnoreCase("c")) {

                    Attribute cellAddressAT = xe.asStartElement().getAttributeByName(new QName("r"));
                    // check if cell is a subsequent cell and add null, if needed
                    CellAddress currentCellAddress = new CellAddress(cellAddressAT.getValue());
                    for (int i = currentCellCount; i < currentCellAddress.getColumn(); i++) {
                        cells.add(null);
                        currentCellCount++;
                    }
                    currentCellCount++; // current cell
                    Attribute cellTypeTAT = xe.asStartElement().getAttributeByName(new QName("t"));
                    Attribute cellTypeSAT = xe.asStartElement().getAttributeByName(new QName("s"));
                    String cellFormattedValue = "";
                    String cellFormula = "";
                    String cellAddress = cellAddressAT.getValue();

                    String cellComment = "";
                    String cellSheetName = this.sheetName;

                    while ((!xe.isEndElement()) || !((xe.isEndElement())
                            && (xe.asEndElement().getName().getLocalPart().equalsIgnoreCase("c")))) {
                        xe = xer.nextEvent();
                        if ((xe.isStartElement())
                                && (xe.asStartElement().getName().getLocalPart().equalsIgnoreCase("v"))) {
                            // if a cell data type is set (e.g. b boolean (covered?), d date in ISO8601 format, e
                            // error, inlineStr (covered), n number (covered), s shared string (covered), str formula string (covered)
                            // we return as string
                            if (cellTypeTAT != null) {
                                XMLEvent xeSubCharacters = xer.nextEvent();
                                if (!xeSubCharacters.isCharacters()) {
                                    LOG.error(
                                            "Error parsing excel file. Value attribute (v) of cell does not contains characters");
                                } else {
                                    cellFormattedValue = xeSubCharacters.asCharacters().getData();

                                    if (XSSFPullParser.CELLTYPE_STRING.equals(cellTypeTAT.getValue())) { // need to
                                        // read
                                        // from
                                        // Shared
                                        // String
                                        // Table
                                        int strIdx = Integer.valueOf(cellFormattedValue);
                                        if ((this.sst != null) && (this.sst.getCount() > strIdx)) {
                                            cellFormattedValue = this.sst.getItemAt(strIdx).getString();
                                        } else {
                                            cellFormattedValue = "";
                                        }
                                    } else if (XSSFPullParser.CELLTYPE_NUMBER.equals(cellTypeTAT.getValue())) {
                                        // need to read number and format it (e.g. if it is a date etc.) according
                                        // to style
                                        int strStyleIdx = Integer.valueOf(cellTypeSAT.getValue());
                                        XSSFCellStyle cellStyle = this.styles.getStyleAt(strStyleIdx);
                                        cellFormattedValue = this.dataFormatter.formatRawCellContents(
                                                Double.valueOf(cellFormattedValue), cellStyle.getDataFormat(),
                                                cellStyle.getDataFormatString(), this.isDate1904);
                                    }

                                }
                            } else {
                                LOG.error("Cannot read celltype");
                            }
                        } else if ((xe.isStartElement())
                                && (xe.asStartElement().getName().getLocalPart().equalsIgnoreCase("f"))) {
                            // read formula
                            XMLEvent xeSubCharacters = xer.nextEvent();

                            if (!xeSubCharacters.isCharacters()) {
                                LOG.error(
                                        "Error parsing excel file. Formula attribute (f) of cell does not contains characters");
                            } else {
                                cellFormula = xeSubCharacters.asCharacters().getData();
                            }
                        } else if ((xe.isStartElement())
                                && (xe.asStartElement().getName().getLocalPart().equalsIgnoreCase("is"))) {
                            // read inline string
                            cellFormattedValue = this.parseCellInlineStringText(xer);
                        }
                    }
                    cells.add(new SpreadSheetCellDAO(cellFormattedValue, cellComment, cellFormula, cellAddress,
                            cellSheetName));

                }
            }
            // else ignore (e.g. col)
        }
    }

    // convert to array
    result = new SpreadSheetCellDAO[cells.size()];
    result = cells.toArray(result);
    // read all cells in row and create SpreadSheetCellDAOs
    this.nextBeingCalled = false;
    this.currentRow++;
    return result;
}

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