Example usage for javax.xml.stream XMLStreamReader next

Introduction

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

Prototype

public int next() throws XMLStreamException;

Source Link

Document

Get next parsing event - a processor may return all contiguous character data in a single chunk, or it may split it into several chunks.

Usage

From source file:com.predic8.membrane.integration.ProxyRuleTest.java

@Test
public void testReadRuleFromByteBuffer() throws Exception {
    ProxyRule rule2 = new ProxyRule();
    rule2.setRouter(router);//from w  ww .j ava 2 s .c  o  m

    XMLInputFactory factory = XMLInputFactory.newInstance();
    XMLStreamReader reader = factory.createXMLStreamReader((new ByteArrayInputStream(buffer)), Constants.UTF_8);

    while (reader.next() != XMLStreamReader.START_ELEMENT)
        ;

    rule2.parse(reader);

    assertEquals(8888, rule2.getKey().getPort());
    assertEquals("Rule 1", rule2.getName());
    assertNull(rule2.getLocalHost());
    assertEquals(true, rule2.isInboundTLS());
    assertFalse(rule2.isOutboundTLS());

    List<Interceptor> inters = rule2.getInterceptors();
    assertFalse(inters.isEmpty());
    assertTrue(inters.size() == 2);
    inters.get(0).getId().equals("roundRobinBalancer");
    inters.get(1).getId().equals("accessControlInterceptor");

    assertEquals(true, rule2.isBlockResponse());
    assertFalse(rule2.isBlockRequest());
}

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From source file:com.predic8.membrane.core.config.AbstractXmlElement.java

protected void move2RootElementIfNeeded(XMLStreamReader token) throws XMLStreamException {
    if (token.getEventType() == XMLStreamReader.START_DOCUMENT) {
        while (!token.isStartElement()) {
            token.next();
        }/* ww  w  .j  a v  a  2 s . co  m*/
    }

}

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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);//www .j  a v a2 s.  c o  m
            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);
        }
    }
}

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

/**
 * Reserved for internal use. Parses the operation response as an entity. Parses the result returned in the
 * specified stream in AtomPub format into a {@link TableResult} containing an entity of the specified class type
 * projected using the specified resolver.
 * /* w w  w. java2s .c  om*/
 * @param xmlr
 *            An <code>XMLStreamReader</code> on the input stream.
 * @param clazzType
 *            The class type <code>T</code> implementing {@link TableEntity} for the entity returned. Set to
 *            <code>null</code> to ignore the returned entity and copy only response properties into the
 *            {@link TableResult} object.
 * @param resolver
 *            An {@link EntityResolver} instance to project the entity into an instance of type <code>R</code>. Set
 *            to <code>null</code> to return the entity as an instance of the class type <code>T</code>.
 * @param opContext
 *            An {@link OperationContext} object used to track the execution of the operation.
 * @return
 *         A {@link TableResult} containing the parsed entity result of the operation.
 * 
 * @throws XMLStreamException
 *             if an error occurs while accessing the stream.
 * @throws ParseException
 *             if an error occurs while parsing the stream.
 * @throws InstantiationException
 *             if an error occurs while constructing the result.
 * @throws IllegalAccessException
 *             if an error occurs in reflection while parsing the result.
 * @throws StorageException
 *             if a storage service error occurs.
 */
protected static <T extends TableEntity, R> TableResult parseEntity(final XMLStreamReader xmlr,
        final Class<T> clazzType, final EntityResolver<R> resolver, final OperationContext opContext)
        throws XMLStreamException, ParseException, InstantiationException, IllegalAccessException,
        StorageException {
    int eventType = xmlr.getEventType();
    final TableResult res = new TableResult();

    xmlr.require(XMLStreamConstants.START_ELEMENT, null, ODataConstants.ENTRY);

    res.setEtag(StringEscapeUtils.unescapeHtml4(
            xmlr.getAttributeValue(ODataConstants.DATA_SERVICES_METADATA_NS, ODataConstants.ETAG)));

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

        final String name = xmlr.getName().toString();

        if (eventType == XMLStreamConstants.START_ELEMENT) {
            if (name.equals(ODataConstants.BRACKETED_ATOM_NS + ODataConstants.ID)) {
                res.setId(Utility.readElementFromXMLReader(xmlr, ODataConstants.ID));
            } else if (name
                    .equals(ODataConstants.BRACKETED_DATA_SERVICES_METADATA_NS + ODataConstants.PROPERTIES)) {
                // Do read properties
                if (resolver == null && clazzType == null) {
                    return res;
                } else {
                    res.setProperties(readProperties(xmlr, opContext));
                    break;
                }
            }
        }
    }

    // Move to end Content
    eventType = xmlr.next();
    if (eventType == XMLStreamConstants.CHARACTERS) {
        eventType = xmlr.next();
    }
    xmlr.require(XMLStreamConstants.END_ELEMENT, null, ODataConstants.CONTENT);

    eventType = xmlr.next();
    if (eventType == XMLStreamConstants.CHARACTERS) {
        eventType = xmlr.next();
    }

    xmlr.require(XMLStreamConstants.END_ELEMENT, null, ODataConstants.ENTRY);

    String rowKey = null;
    String partitionKey = null;
    Date timestamp = null;

    // Remove core properties from map and set individually
    EntityProperty tempProp = res.getProperties().get(TableConstants.PARTITION_KEY);
    if (tempProp != null) {
        res.getProperties().remove(TableConstants.PARTITION_KEY);
        partitionKey = tempProp.getValueAsString();
    }

    tempProp = res.getProperties().get(TableConstants.ROW_KEY);
    if (tempProp != null) {
        res.getProperties().remove(TableConstants.ROW_KEY);
        rowKey = tempProp.getValueAsString();
    }

    tempProp = res.getProperties().get(TableConstants.TIMESTAMP);
    if (tempProp != null) {
        res.getProperties().remove(TableConstants.TIMESTAMP);
        timestamp = tempProp.getValueAsDate();
    }

    if (resolver != null) {
        // Call resolver
        res.setResult(resolver.resolve(partitionKey, rowKey, timestamp, res.getProperties(), res.getEtag()));
    } else if (clazzType != null) {
        // Generate new entity and return
        final T entity = clazzType.newInstance();
        entity.setEtag(res.getEtag());

        entity.setPartitionKey(partitionKey);
        entity.setRowKey(rowKey);
        entity.setTimestamp(timestamp);

        entity.readEntity(res.getProperties(), opContext);

        res.setResult(entity);
    }

    return res;
}

---

From source file:com.predic8.membrane.core.interceptor.balancer.XMLElementSessionIdExtractor.java

@Override
public String getSessionId(Message msg) throws Exception {
    if (!msg.isXML()) {
        log.debug("Didn't search a XML element in none XML message.");
        return null;
    }/*from  w  w  w. ja va 2  s . c  om*/

    log.debug("searching for sessionid");

    fac.setProperty("javax.xml.stream.isNamespaceAware", namespace != null);
    XMLStreamReader reader = new FixedStreamReader(
            fac.createXMLStreamReader(msg.getBodyAsStreamDecoded(), msg.getCharset()));
    while (reader.hasNext()) {
        reader.next();
        if (isSessionIdElement(reader)) {
            log.debug("sessionid element found");
            return reader.getElementText();
        }

    }

    log.debug("no sessionid element found");
    return null;
}

---

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

protected void processXmlProperties(InputStream in) {
    final XMLInputFactory factory = XMLInputFactory.newInstance();
    try {//w  ww  .  ja  v a 2  s . c  om
        final XMLStreamReader parser = factory.createXMLStreamReader(in);
        for (int event = parser.next(); event != XMLStreamConstants.END_DOCUMENT; event = parser.next()) {
            switch (event) {
            case XMLStreamConstants.START_ELEMENT:
                if ("property".equals(parser.getLocalName())) {
                    processProperty(parser);
                } else if ("name".equals(parser.getLocalName())) {
                    processName(parser);
                }

            }
        }
    } catch (XMLStreamException e) {
        throw new RuntimeException("Failed to replace content: " + e.getMessage(), e);
    }
}

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From source file:com.predic8.membrane.core.config.AbstractXmlElement.java

/**
 * Needed to resolve interceptor IDs into interceptor beans
 *//*from   ww w.j  a  v  a2  s  .  co m*/

public XMLElement parse(XMLStreamReader token) throws Exception {
    move2RootElementIfNeeded(token);
    log.debug("<" + token.getLocalName() + ">");
    parseAttributes(token);
    while (token.hasNext()) {
        token.next();
        if (token.isStartElement()) {
            parseChildren(token, token.getName().getLocalPart());
        } else if (token.isCharacters()) {
            parseCharacters(token);
        } else if (token.isEndElement()) {
            log.debug("</" + token.getLocalName() + ">");
            break;
        }
    }
    doAfterParsing();
    return this;
}

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From source file:eionet.webq.converter.XmlSchemaExtractor.java

/**
 * Extracts {@code @xsi:noNamespaceSchemaLocation} or {@code @xsi:schemaLocation} attribute value from xml root element.
 *
 * @param source source to be searched.//  w ww .  ja  v a 2s .c  o m
 * @return {@code @xsi:noNamespaceSchemaLocation} or {@code @xsi:schemaLocation} attribute value, default {@code null}
 */
public String extractXmlSchema(byte[] source) {
    XMLInputFactory xmlInputFactory = XMLInputFactory.newInstance();
    ByteArrayInputStream bais = new ByteArrayInputStream(source);
    XMLStreamReader xmlStreamReader = null;
    try {
        xmlStreamReader = xmlInputFactory.createXMLStreamReader(bais);
        while (xmlStreamReader.hasNext()) {
            if (xmlStreamReader.next() == START_ELEMENT) {
                return StringUtils.defaultString(
                        parseNoNamespaceSchemaLocation(xmlStreamReader.getAttributeValue(XSI_NAMESPACE_URI,
                                "noNamespaceSchemaLocation")),
                        parseSchemaLocation(
                                xmlStreamReader.getAttributeValue(XSI_NAMESPACE_URI, "schemaLocation")));
            }
        }
    } catch (Exception e) {
        LOGGER.warn("exception thrown during extracting xml schema", e);
    } finally {
        IOUtils.closeQuietly(bais);
        if (xmlStreamReader != null) {
            try {
                xmlStreamReader.close();
            } catch (XMLStreamException e) {
                LOGGER.warn("unable to close xml stream", e);
            }
        }
    }
    return null;
}

---

From source file:com.cedarsoft.serialization.stax.mate.StaxMateSerializerTest.java

License:asdf

@Nonnull
@Override//  w ww  . j av  a  2 s.c  om
protected AbstractStaxMateSerializer<String> getSerializer() {
    return new AbstractStaxMateSerializer<String>("aString", "http://www.lang.java/String",
            new VersionRange(new Version(1, 5, 3), new Version(1, 5, 3))) {
        @Override
        public void serialize(@Nonnull SMOutputElement serializeTo, @Nonnull String object,
                @Nonnull Version formatVersion) throws XMLStreamException {
            assert isVersionWritable(formatVersion);
            serializeTo.addCharacters(object);
        }

        @Override
        @Nonnull
        public String deserialize(@Nonnull XMLStreamReader deserializeFrom, @Nonnull Version formatVersion)
                throws XMLStreamException {
            assert isVersionReadable(formatVersion);
            deserializeFrom.next();
            String text = deserializeFrom.getText();
            closeTag(deserializeFrom);
            return text;
        }
    };
}

---

From source file:de.huxhorn.sulky.plist.impl.PropertyListReader.java

public PropertyList read(XMLStreamReader reader) throws XMLStreamException {
    int type = reader.getEventType();

    if (XMLStreamConstants.START_DOCUMENT == type) {
        do {//from w w w .jav a  2 s .  c  o  m
            reader.next();
            type = reader.getEventType();
        } while (XMLStreamConstants.START_ELEMENT != type);
    }
    PropertyList result = new PropertyList();
    if (XMLStreamConstants.START_ELEMENT == type && PLIST_NODE.equals(reader.getLocalName())) {
        reader.nextTag();
        type = reader.getEventType();
        if (!(XMLStreamConstants.END_ELEMENT == type && PLIST_NODE.equals(reader.getLocalName()))) {
            result.setRoot(readValue(reader));
        }
        reader.require(XMLStreamConstants.END_ELEMENT, null, PLIST_NODE);
    }
    return result;
}

---

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