Example usage for javax.xml.stream XMLInputFactory newInstance

List of usage examples for javax.xml.stream XMLInputFactory newInstance

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Introduction

In this page you can find the example usage for javax.xml.stream XMLInputFactory newInstance.

Prototype

public static XMLInputFactory newInstance() throws FactoryConfigurationError

Source Link

Document

Creates a new instance of the factory in exactly the same manner as the #newFactory() method.

Usage

From source file:org.sakaiproject.tags.impl.job.TagsSyncJob.java

public synchronized void syncAllTags() {

    long start = System.currentTimeMillis();

    if (log.isInfoEnabled()) {
        log.info("Starting Tag Collection synchronization");
    }//from  w  w w.  ja  va2  s  .c om

    try {
        XMLInputFactory factory = XMLInputFactory.newInstance();
        XMLStreamReader xsr = factory.createXMLStreamReader(getTagCollectionssXmlInputStream());
        xsr.next();
        TransformerFactory tf = TransformerFactory.newInstance();
        Transformer t = tf.newTransformer();

        while (xsr.nextTag() == XMLStreamConstants.START_ELEMENT) {
            DOMResult result = new DOMResult();
            t.transform(new StAXSource(xsr), result);

            Node nNode = result.getNode();
            Element element = ((Document) nNode).getDocumentElement();

            String name = getString("Name", element);
            log.debug("Found name: " + name);
            String description = getString("Description", element);
            log.debug("Found description : " + description);
            String externalSourceName = getString("ExternalSourceName", element);
            log.debug("externalSourceName: " + externalSourceName);
            String externalSourceDescription = getString("ExternalSourceDescription", element);
            log.debug("externalSourceDescription: " + externalSourceDescription);
            long lastUpdateDateInExternalSystem = xmlDateToMs(
                    element.getElementsByTagName("DateRevised").item(0), name);
            log.debug("lastUpdateDateInExternalSystem: " + lastUpdateDateInExternalSystem);

            updateOrCreateTagCollection(name, description, externalSourceName, externalSourceDescription,
                    lastUpdateDateInExternalSystem);
        }

        sendStatusMail(1, "");
    } catch (Exception e) {
        log.warn("Error Synchronizing the Tags from an xml file:", e);
        sendStatusMail(2, e.getMessage());
    }

    try {
        XMLInputFactory factory = XMLInputFactory.newInstance();
        XMLStreamReader xsr = factory.createXMLStreamReader(getTagsXmlInputStream());
        xsr.next();
        TransformerFactory tf = TransformerFactory.newInstance();
        Transformer t = tf.newTransformer();

        while (xsr.nextTag() == XMLStreamConstants.START_ELEMENT) {
            DOMResult result = new DOMResult();
            t.transform(new StAXSource(xsr), result);

            Node nNode = result.getNode();
            Element element = ((Document) nNode).getDocumentElement();
            String action = element.getAttribute("Action");
            String tagLabel = getString("TagLabel", element);
            log.debug("Found tagLabel: " + tagLabel);
            String externalId = getString("ExternalId", element);
            log.debug("Found externalId: " + externalId);
            String description = getString("Description", element);
            log.debug("Found description : " + description);
            long externalCreationDate = xmlDateToMs(element.getElementsByTagName("DateCreated").item(0),
                    tagLabel);
            log.debug("externalCreationDate: " + externalCreationDate);
            long lastUpdateDateInExternalSystem = xmlDateToMs(
                    element.getElementsByTagName("DateRevised").item(0), tagLabel);
            log.debug("lastUpdateDateInExternalSystem: " + lastUpdateDateInExternalSystem);
            String externalHierarchyCode = getString("HierarchyCode", element);
            log.debug("externalHierarchyCode: " + externalHierarchyCode);
            String externalType = getString("Type", element);
            log.debug("externalType: " + externalType);
            String alternativeLabels = getString("AlternativeLabels", element);
            log.debug("alternativeLabels: " + alternativeLabels);
            String externalSourceName = getString("ExternalSourceName", element);
            log.debug("externalSourceName: " + externalSourceName);
            String data = getString("Data", element);
            log.debug("data: " + data);
            String parentId = getString("ParentId", element);
            log.debug("parentId: " + parentId);

            if (Objects.equals(action, "delete")) {
                deleteTagFromExternalCollection(externalId, externalSourceName);
            } else {
                updateOrCreateTagWithExternalSourceName(externalId, externalSourceName, tagLabel, description,
                        alternativeLabels, externalCreationDate, lastUpdateDateInExternalSystem, parentId,
                        externalHierarchyCode, externalType, data);
            }

            updateTagCollectionSynchronization(externalSourceName, 0L);
        }
        sendStatusMail(1, "");
    } catch (Exception e) {
        log.warn("Error Synchronizing the Tags from an xml file:", e);
        sendStatusMail(2, e.getMessage());
    }
    if (log.isInfoEnabled()) {
        log.info("Finished Tags synchronization in " + (System.currentTimeMillis() - start) + " ms");
    }

}

From source file:org.sciflex.plugins.synapse.esper.mediators.AbstractTestCase.java

protected OMElement createOMElement(String xml) {
    try {/*from  w  w  w  .  j  ava 2s.c om*/

        XMLStreamReader reader = XMLInputFactory.newInstance().createXMLStreamReader(new StringReader(xml));
        StAXOMBuilder builder = new StAXOMBuilder(reader);
        OMElement omElement = builder.getDocumentElement();
        return omElement;

    } catch (XMLStreamException e) {
        throw new RuntimeException(e);
    }
}

From source file:org.sciflex.plugins.synapse.esper.mediators.XMLMediator.java

/**
 * Invokes the mediator passing the current message for mediation.
 * @param mc Message Context of the current message.
 * @return returns true if mediation should continue, or false if further 
 * mediation should be aborted.//from  w ww  . j ava  2  s  .  c  o m
 */
public boolean mediate(MessageContext mc) {
    if (activityMonitor != null && !activityMonitor.getIsMediatorActive()) {
        log.warn("Cannot mediate. Mediator is inactive");
        return true;
    }
    long activityStamp = System.currentTimeMillis();
    log.trace("Beginning Mediation");
    // There is no providerLock in place at this point, to enable maximum
    // concurrent use of the mediate method. However, if someone is to
    // acquire a providerLock, that person must ensure that the mediate
    // method is not called.
    EPServiceProvider provider = getProvider();
    if (provider == null) {

        // There should be an error if we couldn't obtain the provider.
        // Therefore, stop mediation

        return false;
    }
    if (componentStore != null) {
        componentStore.invoke(mc);
    }
    eplStatementHelper.invoke(mc);
    // It takes this long to make the request.
    // You will have to setup all the required resources
    // to proceed with the servicing of the request.
    if (statMonitor != null) {
        long ts = System.currentTimeMillis();
        statMonitor.handleRequest(ts - activityStamp);
        activityStamp = ts;
    }
    OMElement bodyElement = null;
    try {
        bodyElement = mc.getEnvelope().getBody().getFirstElement();
    } catch (OMException e) {
        log.warn("An error occured while reading message " + e.getMessage());
        // We don't mind an error while reading a message.
        return true;
    }
    if (bodyElement == null) {
        // FIXME Figure out proper response for null element.
        return true;
    }
    bodyElement.build();

    try {
        String buffer = bodyElement.toStringWithConsume();
        XMLStreamReader xsr = XMLInputFactory.newInstance()
                .createXMLStreamReader(new ByteArrayInputStream(buffer.getBytes()));
        StAXOMBuilder builder = new StAXOMBuilder(DOOMAbstractFactory.getOMFactory(), xsr);
        OMElement docElement = builder.getDocumentElement();
        if (docElement != null) {
            Node node = (Node) docElement.getParent();
            provider.getEPRuntime().sendEvent(node);
            log.trace("Ending Mediation");
        } else
            log.error("Mediation failed");
    } catch (Exception e) {
        log.error("An error occured while sending Event " + e.getMessage());
    }
    // You have to get here to say the mediator responded.
    // All other returns are failures rather.
    if (statMonitor != null) {
        long ts = System.currentTimeMillis();
        statMonitor.handleResponse(ts - activityStamp);
    }
    return true;
}

From source file:org.slc.sli.api.resources.config.StAXMsgBodyReader.java

/**
 * Deserializer for XML => EntityBody
 * @param body xml as an input stream/* w ww . j  a v a  2  s  . c  om*/
 * @return a EntityBody object that corresponds to the xml
 * @throws XMLStreamException
 */
public EntityBody deserialize(final InputStream body) throws XMLStreamException {
    final XMLInputFactory factory = XMLInputFactory.newInstance();
    final XMLStreamReader reader = factory.createXMLStreamReader(body);
    try {
        return readDocument(reader);
    } finally {
        reader.close();
    }
}

From source file:org.slc.sli.modeling.wadl.reader.WadlReader.java

/**
 * Reads XMI from an {@link InputStream}.
 *
 * @param stream/*from   w  w w .  j a v  a  2s. c  o  m*/
 *            The {@link InputStream}.
 * @return The parsed {@link Model}.
 */
public static final Application readApplication(final InputStream stream) {
    if (stream == null) {
        throw new IllegalArgumentException("stream");
    }
    final XMLInputFactory factory = XMLInputFactory.newInstance();
    try {
        final XMLStreamReader reader = factory.createXMLStreamReader(stream);
        try {
            return readDocument(reader);
        } finally {
            reader.close();
        }
    } catch (final XMLStreamException e) {
        throw new WadlRuntimeException(e);
    }
}

From source file:org.slc.sli.modeling.xmi.comp.XmiMappingReader.java

/**
 * Reads XMI from an {@link InputStream}.
 * // w w w.  j av a2  s  .c  o  m
 * @param stream
 *            The {@link InputStream}.
 * @return The parsed {@link Model}.
 */
public static final XmiComparison readDocument(final InputStream stream) {
    final XMLInputFactory factory = XMLInputFactory.newInstance();
    try {
        final XMLStreamReader reader = factory.createXMLStreamReader(stream);
        try {
            return readDocument(reader);
        } finally {
            reader.close();
        }
    } catch (final XMLStreamException e) {
        throw new XmiCompRuntimeException(e);
    }
}

From source file:org.slc.sli.modeling.xmi.reader.XmiReader.java

/**
 * Reads XMI from an {@link InputStream}.
 *
 * @param stream/*w w w .  j a v  a  2  s  .  c  om*/
 *            The {@link InputStream}.
 * @return The parsed {@link Model}.
 */
public static final Model readModel(final InputStream stream) {
    final XMLInputFactory factory = XMLInputFactory.newInstance();
    try {
        final XMLStreamReader reader = factory.createXMLStreamReader(stream);
        try {
            return readDocument(reader);
        } finally {
            reader.close();
        }
    } catch (final XMLStreamException e) {
        throw new XmiRuntimeException(e);
    }
}

From source file:org.socraticgrid.workbench.ontomodel.service.SyntacticalOntoModelServiceImpl.java

/**
 * Extracts all the Fact Types used in a process definition.
 * Each Fact Type is declared as:/*from www  . j  a v  a 2 s . c  o m*/
 * 
 *   <bpmn2:textAnnotation id="_92807518-95EC-447B-A292-D46C9D5958E9">
 *       <bpmn2:text>KMRCustom--Diagnosis--code--49320</bpmn2:text>
 *   </bpmn2:textAnnotation>
 * 
 * In the previous example, Diagnosis is the Fact Type
 * 
 * @param processXml
 * @return
 * @throws XMLStreamException 
 */
private Set<String> getProcessFactTypesFromXml(String processXml) throws XMLStreamException {

    Set<String> facts = new HashSet<String>();

    XMLInputFactory factory = XMLInputFactory.newInstance();
    XMLStreamReader reader = factory.createXMLStreamReader(new ByteArrayInputStream(processXml.getBytes()));

    boolean parsingTextAnnotation = false;

    //<bpmn2:text>KMRCustom--Diagnosis--code--49320</bpmn2:text>
    while (reader.hasNext()) {
        switch (reader.next()) {
        case XMLStreamReader.START_ELEMENT:
            if ("bpmn2".equals(reader.getName().getPrefix())
                    && "textAnnotation".equals(reader.getName().getLocalPart())) {
                parsingTextAnnotation = true;
            }
            if (parsingTextAnnotation && "bpmn2".equals(reader.getName().getPrefix())
                    && "text".equals(reader.getName().getLocalPart())) {
                String text = reader.getElementText();
                if (text.startsWith("KMRCustom--")) {
                    String[] parts = text.split("--");
                    facts.add(parts[1]);
                }
            }
            break;
        case XMLStreamReader.END_ELEMENT:
            if ("bpmn2".equals(reader.getName().getPrefix())
                    && "textAnnotation".equals(reader.getName().getLocalPart())) {
                parsingTextAnnotation = false;
            }
        }
    }

    return facts;
}

From source file:org.sonar.api.profiles.XMLProfileParser.java

private SMInputFactory initStax() {
    XMLInputFactory xmlFactory = XMLInputFactory.newInstance();
    xmlFactory.setProperty(XMLInputFactory.IS_COALESCING, Boolean.TRUE);
    xmlFactory.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, Boolean.FALSE);
    // just so it won't try to load DTD in if there's DOCTYPE
    xmlFactory.setProperty(XMLInputFactory.SUPPORT_DTD, Boolean.FALSE);
    xmlFactory.setProperty(XMLInputFactory.IS_VALIDATING, Boolean.FALSE);
    return new SMInputFactory(xmlFactory);
}

From source file:org.sonar.api.rules.XMLRuleParser.java

public List<Rule> parse(Reader reader) {
    XMLInputFactory xmlFactory = XMLInputFactory.newInstance();
    xmlFactory.setProperty(XMLInputFactory.IS_COALESCING, Boolean.TRUE);
    xmlFactory.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, Boolean.FALSE);
    // just so it won't try to load DTD in if there's DOCTYPE
    xmlFactory.setProperty(XMLInputFactory.SUPPORT_DTD, Boolean.FALSE);
    xmlFactory.setProperty(XMLInputFactory.IS_VALIDATING, Boolean.FALSE);
    SMInputFactory inputFactory = new SMInputFactory(xmlFactory);
    try {/*from w w w .  j  ava2s .c  o m*/
        SMHierarchicCursor rootC = inputFactory.rootElementCursor(reader);
        rootC.advance(); // <rules>
        List<Rule> rules = new ArrayList<Rule>();

        SMInputCursor rulesC = rootC.childElementCursor("rule");
        while (rulesC.getNext() != null) {
            // <rule>
            Rule rule = Rule.create();
            rules.add(rule);

            processRule(rule, rulesC);
        }
        return rules;

    } catch (XMLStreamException e) {
        throw new SonarException("XML is not valid", e);
    }
}