Example usage for javax.xml.stream XMLStreamConstants END_ELEMENT

List of usage examples for javax.xml.stream XMLStreamConstants END_ELEMENT

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

Prototype

int END_ELEMENT

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Document

Indicates an event is an end element

Usage

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

/**
 * Reads the document from the given xml stream reader. The following document format is expected:
 * <p/>//from ww  w . j  a v a 2 s  . c om
 * <pre><code>
 * &lt;doc&gt;
 *    &lt;field name="id"&gt;1&lt;/field&gt;
 *    &lt;field name="name"&gt;The Name&lt;/field&gt;
 *    &lt;field name="text"&gt;The Text Value&lt;/field&gt;
 * &lt;/doc&gt;
 * </code></pre>
 * <p/>
 * <p/>
 * <em>NOTE: each read document is expected to have at least one field which serves as the unique key.</em>
 *
 * @param reader The {@link XMLStreamReader} from which the document will be read.
 * @param schema The index schema. The schema is used to validate that the read document has a unique key field.
 *
 * @return The read document.
 *
 * @throws XMLStreamException When reading of the document fails.
 */
SolrInputDocument readDocument(XMLStreamReader reader, IndexSchema schema) throws XMLStreamException {
    SolrInputDocument doc = new SolrInputDocument();

    String uniqueKeyField = schema.getUniqueKeyField().getName();

    StringBuilder text = new StringBuilder();
    String fieldName = null;
    boolean hasId = false;

    while (true) {
        int event = reader.next();
        switch (event) {
        // Add everything to the text
        case XMLStreamConstants.SPACE:
        case XMLStreamConstants.CDATA:
        case XMLStreamConstants.CHARACTERS:
            text.append(reader.getText());
            break;

        case XMLStreamConstants.END_ELEMENT:
            if ("doc".equals(reader.getLocalName())) {
                if (!hasId) {
                    throw new SolrException(SolrException.ErrorCode.BAD_REQUEST,
                            "All documents must contain a unique key value: '" + doc.toString() + "'");
                }
                return doc;
            } else if ("field".equals(reader.getLocalName())) {
                doc.addField(fieldName, text.toString(), DEFAULT_BOOST);
                if (uniqueKeyField.equals(fieldName)) {
                    hasId = true;
                }
            }
            break;

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

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

From source file:org.apache.solr.handler.loader.XMLLoader.java

/**
 * @since solr 1.3//from ww  w .  j  a  v  a2 s  .c  o  m
 */
void processDelete(SolrQueryRequest req, UpdateRequestProcessor processor, XMLStreamReader parser)
        throws XMLStreamException, IOException {
    // Parse the command
    DeleteUpdateCommand deleteCmd = new DeleteUpdateCommand(req);

    // First look for commitWithin parameter on the request, will be overwritten for individual <delete>'s
    SolrParams params = req.getParams();
    deleteCmd.commitWithin = params.getInt(UpdateParams.COMMIT_WITHIN, -1);

    for (int i = 0; i < parser.getAttributeCount(); i++) {
        String attrName = parser.getAttributeLocalName(i);
        String attrVal = parser.getAttributeValue(i);
        if ("fromPending".equals(attrName)) {
            // deprecated
        } else if ("fromCommitted".equals(attrName)) {
            // deprecated
        } else if (UpdateRequestHandler.COMMIT_WITHIN.equals(attrName)) {
            deleteCmd.commitWithin = Integer.parseInt(attrVal);
        } else {
            log.warn("XML element <delete> has invalid XML attr: " + attrName);
        }
    }

    StringBuilder text = new StringBuilder();
    while (true) {
        int event = parser.next();
        switch (event) {
        case XMLStreamConstants.START_ELEMENT:
            String mode = parser.getLocalName();
            if (!("id".equals(mode) || "query".equals(mode))) {
                String msg = "XML element <delete> has invalid XML child element: " + mode;
                log.warn(msg);
                throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, msg);
            }
            text.setLength(0);

            if ("id".equals(mode)) {
                for (int i = 0; i < parser.getAttributeCount(); i++) {
                    String attrName = parser.getAttributeLocalName(i);
                    String attrVal = parser.getAttributeValue(i);
                    if (UpdateRequestHandler.VERSION.equals(attrName)) {
                        deleteCmd.setVersion(Long.parseLong(attrVal));
                    }
                    if (UpdateRequest.ROUTE.equals(attrName)) {
                        deleteCmd.setRoute(attrVal);
                    }
                }
            }
            break;

        case XMLStreamConstants.END_ELEMENT:
            String currTag = parser.getLocalName();
            if ("id".equals(currTag)) {
                deleteCmd.setId(text.toString());
            } else if ("query".equals(currTag)) {
                deleteCmd.setQuery(text.toString());
            } else if ("delete".equals(currTag)) {
                return;
            } else {
                String msg = "XML element <delete> has invalid XML (closing) child element: " + currTag;
                log.warn(msg);
                throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, msg);
            }
            processor.processDelete(deleteCmd);
            deleteCmd.clear();
            break;

        // Add everything to the text
        case XMLStreamConstants.SPACE:
        case XMLStreamConstants.CDATA:
        case XMLStreamConstants.CHARACTERS:
            text.append(parser.getText());
            break;
        }
    }
}

From source file:org.apache.solr.handler.loader.XMLLoader.java

/**
 * Given the input stream, read a document
 *
 * @since solr 1.3//  w  w  w .  ja v a 2s  .  com
 */
public SolrInputDocument readDoc(XMLStreamReader parser) throws XMLStreamException {
    SolrInputDocument doc = new SolrInputDocument();

    String attrName = "";
    for (int i = 0; i < parser.getAttributeCount(); i++) {
        attrName = parser.getAttributeLocalName(i);
        if ("boost".equals(attrName)) {
            doc.setDocumentBoost(Float.parseFloat(parser.getAttributeValue(i)));
        } else {
            log.warn("XML element <doc> has invalid XML attr:" + attrName);
        }
    }

    StringBuilder text = new StringBuilder();
    String name = null;
    float boost = 1.0f;
    boolean isNull = false;
    String update = null;
    Collection<SolrInputDocument> subDocs = null;
    Map<String, Map<String, Object>> updateMap = null;
    boolean complete = false;
    while (!complete) {
        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())) {
                if (subDocs != null && !subDocs.isEmpty()) {
                    doc.addChildDocuments(subDocs);
                    subDocs = null;
                }
                complete = true;
                break;
            } else if ("field".equals(parser.getLocalName())) {
                // should I warn in some text has been found too
                Object v = isNull ? null : text.toString();
                if (update != null) {
                    if (updateMap == null)
                        updateMap = new HashMap<>();
                    Map<String, Object> extendedValues = updateMap.get(name);
                    if (extendedValues == null) {
                        extendedValues = new HashMap<>(1);
                        updateMap.put(name, extendedValues);
                    }
                    Object val = extendedValues.get(update);
                    if (val == null) {
                        extendedValues.put(update, v);
                    } else {
                        // multiple val are present
                        if (val instanceof List) {
                            List list = (List) val;
                            list.add(v);
                        } else {
                            List<Object> values = new ArrayList<>();
                            values.add(val);
                            values.add(v);
                            extendedValues.put(update, values);
                        }
                    }
                    break;
                }
                doc.addField(name, v, boost);
                boost = 1.0f;
                // field is over
                name = null;
            }
            break;

        case XMLStreamConstants.START_ELEMENT:
            text.setLength(0);
            String localName = parser.getLocalName();
            if ("doc".equals(localName)) {
                if (subDocs == null)
                    subDocs = Lists.newArrayList();
                subDocs.add(readDoc(parser));
            } else {
                if (!"field".equals(localName)) {
                    String msg = "XML element <doc> has invalid XML child element: " + localName;
                    log.warn(msg);
                    throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, msg);
                }
                boost = 1.0f;
                update = null;
                isNull = false;
                String attrVal = "";
                for (int i = 0; i < parser.getAttributeCount(); i++) {
                    attrName = parser.getAttributeLocalName(i);
                    attrVal = parser.getAttributeValue(i);
                    if (NAME.equals(attrName)) {
                        name = attrVal;
                    } else if ("boost".equals(attrName)) {
                        boost = Float.parseFloat(attrVal);
                    } else if ("null".equals(attrName)) {
                        isNull = StrUtils.parseBoolean(attrVal);
                    } else if ("update".equals(attrName)) {
                        update = attrVal;
                    } else {
                        log.warn("XML element <field> has invalid XML attr: " + attrName);
                    }
                }
            }
            break;
        }
    }

    if (updateMap != null) {
        for (Map.Entry<String, Map<String, Object>> entry : updateMap.entrySet()) {
            name = entry.getKey();
            Map<String, Object> value = entry.getValue();
            doc.addField(name, value, 1.0f);
        }
    }

    return doc;
}

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

/**
 * @since solr 1.3/*from  w  w  w  .j  a  v a2  s .c o  m*/
 */
void processDelete(UpdateRequestProcessor processor, XMLStreamReader parser)
        throws XMLStreamException, IOException {
    // Parse the command
    DeleteUpdateCommand deleteCmd = new DeleteUpdateCommand();
    deleteCmd.fromPending = true;
    deleteCmd.fromCommitted = true;
    for (int i = 0; i < parser.getAttributeCount(); i++) {
        String attrName = parser.getAttributeLocalName(i);
        String attrVal = parser.getAttributeValue(i);
        if ("fromPending".equals(attrName)) {
            deleteCmd.fromPending = StrUtils.parseBoolean(attrVal);
        } else if ("fromCommitted".equals(attrName)) {
            deleteCmd.fromCommitted = StrUtils.parseBoolean(attrVal);
        } else {
            XmlUpdateRequestHandler.log.warn("unexpected attribute delete/@" + attrName);
        }
    }

    StringBuilder text = new StringBuilder();
    while (true) {
        int event = parser.next();
        switch (event) {
        case XMLStreamConstants.START_ELEMENT:
            String mode = parser.getLocalName();
            if (!("id".equals(mode) || "query".equals(mode))) {
                XmlUpdateRequestHandler.log.warn("unexpected XML tag /delete/" + mode);
                throw new SolrException(SolrException.ErrorCode.BAD_REQUEST,
                        "unexpected XML tag /delete/" + mode);
            }
            text.setLength(0);
            break;

        case XMLStreamConstants.END_ELEMENT:
            String currTag = parser.getLocalName();
            if ("id".equals(currTag)) {
                deleteCmd.id = text.toString();
            } else if ("query".equals(currTag)) {
                deleteCmd.query = text.toString();
            } else if ("delete".equals(currTag)) {
                return;
            } else {
                XmlUpdateRequestHandler.log.warn("unexpected XML tag /delete/" + currTag);
                throw new SolrException(SolrException.ErrorCode.BAD_REQUEST,
                        "unexpected XML tag /delete/" + currTag);
            }
            processor.processDelete(deleteCmd);
            deleteCmd.id = null;
            deleteCmd.query = null;
            break;

        // Add everything to the text
        case XMLStreamConstants.SPACE:
        case XMLStreamConstants.CDATA:
        case XMLStreamConstants.CHARACTERS:
            text.append(parser.getText());
            break;
        }
    }
}

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

/**
 * Given the input stream, read a document
 *
 * @since solr 1.3/*from   ww  w.j a v  a 2 s  .c  om*/
 */
SolrInputDocument readDoc(XMLStreamReader parser) throws XMLStreamException {
    SolrInputDocument doc = new SolrInputDocument();

    String attrName = "";
    for (int i = 0; i < parser.getAttributeCount(); i++) {
        attrName = parser.getAttributeLocalName(i);
        if ("boost".equals(attrName)) {
            doc.setDocumentBoost(Float.parseFloat(parser.getAttributeValue(i)));
        } else {
            XmlUpdateRequestHandler.log.warn("Unknown attribute doc/@" + attrName);
        }
    }

    StringBuilder text = new StringBuilder();
    String name = null;
    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)) {
                XmlUpdateRequestHandler.log.warn("unexpected XML tag doc/" + localName);
                throw new SolrException(SolrException.ErrorCode.BAD_REQUEST,
                        "unexpected XML tag doc/" + localName);
            }
            boost = 1.0f;
            String attrVal = "";
            for (int i = 0; i < parser.getAttributeCount(); i++) {
                attrName = parser.getAttributeLocalName(i);
                attrVal = parser.getAttributeValue(i);
                if ("name".equals(attrName)) {
                    name = attrVal;
                } else if ("boost".equals(attrName)) {
                    boost = Float.parseFloat(attrVal);
                } else if ("null".equals(attrName)) {
                    isNull = StrUtils.parseBoolean(attrVal);
                } else {
                    XmlUpdateRequestHandler.log.warn("Unknown attribute doc/field/@" + attrName);
                }
            }
            break;
        }
    }
}

From source file:org.apache.synapse.commons.json.JsonDataSource.java

public void serialize(XMLStreamWriter xmlWriter) throws XMLStreamException {
    XMLStreamReader reader = getReader();
    xmlWriter.writeStartDocument();//from  www.  j av  a2  s  .  co  m
    while (reader.hasNext()) {
        int x = reader.next();
        switch (x) {
        case XMLStreamConstants.START_ELEMENT:
            xmlWriter.writeStartElement(reader.getPrefix(), reader.getLocalName(), reader.getNamespaceURI());
            int namespaceCount = reader.getNamespaceCount();
            for (int i = namespaceCount - 1; i >= 0; i--) {
                xmlWriter.writeNamespace(reader.getNamespacePrefix(i), reader.getNamespaceURI(i));
            }
            int attributeCount = reader.getAttributeCount();
            for (int i = 0; i < attributeCount; i++) {
                xmlWriter.writeAttribute(reader.getAttributePrefix(i), reader.getAttributeNamespace(i),
                        reader.getAttributeLocalName(i), reader.getAttributeValue(i));
            }
            break;
        case XMLStreamConstants.START_DOCUMENT:
            break;
        case XMLStreamConstants.CHARACTERS:
            xmlWriter.writeCharacters(reader.getText());
            break;
        case XMLStreamConstants.CDATA:
            xmlWriter.writeCData(reader.getText());
            break;
        case XMLStreamConstants.END_ELEMENT:
            xmlWriter.writeEndElement();
            break;
        case XMLStreamConstants.END_DOCUMENT:
            xmlWriter.writeEndDocument();
            break;
        case XMLStreamConstants.SPACE:
            break;
        case XMLStreamConstants.COMMENT:
            xmlWriter.writeComment(reader.getText());
            break;
        case XMLStreamConstants.DTD:
            xmlWriter.writeDTD(reader.getText());
            break;
        case XMLStreamConstants.PROCESSING_INSTRUCTION:
            xmlWriter.writeProcessingInstruction(reader.getPITarget(), reader.getPIData());
            break;
        case XMLStreamConstants.ENTITY_REFERENCE:
            xmlWriter.writeEntityRef(reader.getLocalName());
            break;
        default:
            throw new OMException();
        }
    }
    xmlWriter.writeEndDocument();
    xmlWriter.flush();
    xmlWriter.close();
}

From source file:org.apache.sysml.runtime.controlprogram.parfor.opt.PerfTestTool.java

private static void readProfile(String fname) throws XMLStreamException, IOException {
    //init profile map
    _profile = new HashMap<Integer, HashMap<Integer, CostFunction>>();

    //read existing profile
    FileInputStream fis = new FileInputStream(fname);

    try {//from   www. ja  v  a 2  s  .  c  o m
        //xml parsing
        XMLInputFactory xif = XMLInputFactory.newInstance();
        XMLStreamReader xsr = xif.createXMLStreamReader(fis);

        int e = xsr.nextTag(); // profile start

        while (true) //read all instructions
        {
            e = xsr.nextTag(); // instruction start
            if (e == XMLStreamConstants.END_ELEMENT)
                break; //reached profile end tag

            //parse instruction
            int ID = Integer.parseInt(xsr.getAttributeValue(null, XML_ID));
            //String name = xsr.getAttributeValue(null, XML_NAME).trim().replaceAll(" ", Lops.OPERAND_DELIMITOR);
            HashMap<Integer, CostFunction> tmp = new HashMap<Integer, CostFunction>();
            _profile.put(ID, tmp);

            while (true) {
                e = xsr.nextTag(); // cost function start
                if (e == XMLStreamConstants.END_ELEMENT)
                    break; //reached instruction end tag

                //parse cost function
                TestMeasure m = TestMeasure.valueOf(xsr.getAttributeValue(null, XML_MEASURE));
                TestVariable lv = TestVariable.valueOf(xsr.getAttributeValue(null, XML_VARIABLE));
                InternalTestVariable[] pv = parseTestVariables(
                        xsr.getAttributeValue(null, XML_INTERNAL_VARIABLES));
                DataFormat df = DataFormat.valueOf(xsr.getAttributeValue(null, XML_DATAFORMAT));
                int tDefID = getTestDefID(m, lv, df, pv);

                xsr.next(); //read characters
                double[] params = parseParams(xsr.getText());
                boolean multidim = _regTestDef.get(tDefID).getInternalVariables().length > 1;
                CostFunction cf = new CostFunction(params, multidim);
                tmp.put(tDefID, cf);

                xsr.nextTag(); // cost function end
                //System.out.println("added cost function");
            }
        }
        xsr.close();
    } finally {
        IOUtilFunctions.closeSilently(fis);
    }

    //mark profile as successfully read
    _flagReadData = true;
}

From source file:org.apache.xml.security.stax.impl.processor.input.AbstractDecryptInputProcessor.java

private EncryptedDataType parseEncryptedDataStructure(boolean isSecurityHeaderEvent, XMLSecEvent xmlSecEvent,
        InputProcessorChain subInputProcessorChain) throws XMLStreamException, XMLSecurityException {

    Deque<XMLSecEvent> xmlSecEvents = new ArrayDeque<XMLSecEvent>();
    xmlSecEvents.push(xmlSecEvent);//from   ww w.  j  ava  2 s.  c  o  m
    XMLSecEvent encryptedDataXMLSecEvent;
    int count = 0;
    int keyInfoCount = 0;
    do {
        subInputProcessorChain.reset();
        if (isSecurityHeaderEvent) {
            encryptedDataXMLSecEvent = subInputProcessorChain.processHeaderEvent();
        } else {
            encryptedDataXMLSecEvent = subInputProcessorChain.processEvent();
        }

        xmlSecEvents.push(encryptedDataXMLSecEvent);
        if (++count >= maximumAllowedEncryptedDataEvents) {
            throw new XMLSecurityException("stax.xmlStructureSizeExceeded",
                    new Object[] { maximumAllowedEncryptedDataEvents });
        }

        //the keyInfoCount is necessary to prevent early while-loop abort when the KeyInfo also contains a CipherValue.
        if (encryptedDataXMLSecEvent.getEventType() == XMLStreamConstants.START_ELEMENT
                && encryptedDataXMLSecEvent.asStartElement().getName()
                        .equals(XMLSecurityConstants.TAG_dsig_KeyInfo)) {
            keyInfoCount++;
        } else if (encryptedDataXMLSecEvent.getEventType() == XMLStreamConstants.END_ELEMENT
                && encryptedDataXMLSecEvent.asEndElement().getName()
                        .equals(XMLSecurityConstants.TAG_dsig_KeyInfo)) {
            keyInfoCount--;
        }
    } while (!((encryptedDataXMLSecEvent.getEventType() == XMLStreamConstants.START_ELEMENT
            && encryptedDataXMLSecEvent.asStartElement().getName()
                    .equals(XMLSecurityConstants.TAG_xenc_CipherValue)
            || encryptedDataXMLSecEvent.getEventType() == XMLStreamConstants.END_ELEMENT
                    && encryptedDataXMLSecEvent.asEndElement().getName()
                            .equals(XMLSecurityConstants.TAG_xenc_EncryptedData))
            && keyInfoCount == 0));

    xmlSecEvents.push(XMLSecEventFactory.createXmlSecEndElement(XMLSecurityConstants.TAG_xenc_CipherValue));
    xmlSecEvents.push(XMLSecEventFactory.createXmlSecEndElement(XMLSecurityConstants.TAG_xenc_CipherData));
    xmlSecEvents.push(XMLSecEventFactory.createXmlSecEndElement(XMLSecurityConstants.TAG_xenc_EncryptedData));

    EncryptedDataType encryptedDataType;

    try {
        Unmarshaller unmarshaller = XMLSecurityConstants
                .getJaxbUnmarshaller(getSecurityProperties().isDisableSchemaValidation());
        @SuppressWarnings("unchecked")
        JAXBElement<EncryptedDataType> encryptedDataTypeJAXBElement = (JAXBElement<EncryptedDataType>) unmarshaller
                .unmarshal(new XMLSecurityEventReader(xmlSecEvents, 0));
        encryptedDataType = encryptedDataTypeJAXBElement.getValue();

    } catch (JAXBException e) {
        throw new XMLSecurityException(e);
    }
    return encryptedDataType;
}

From source file:org.apereo.portal.xml.stream.IndentingXMLEventWriter.java

@Override
public void add(XMLEvent event) throws XMLStreamException {
    switch (event.getEventType()) {
    case XMLStreamConstants.CHARACTERS:
    case XMLStreamConstants.CDATA:
    case XMLStreamConstants.SPACE: {
        wrappedWriter.add(event);// www  .j  a va2  s.  c o  m
        afterData();
        return;
    }
    case XMLStreamConstants.START_ELEMENT: {
        beforeStartElement();
        wrappedWriter.add(event);
        afterStartElement();
        return;
    }

    case XMLStreamConstants.END_ELEMENT: {
        beforeEndElement();
        wrappedWriter.add(event);
        afterEndElement();
        return;
    }
    case XMLStreamConstants.START_DOCUMENT:
    case XMLStreamConstants.PROCESSING_INSTRUCTION:
    case XMLStreamConstants.COMMENT:
    case XMLStreamConstants.DTD: {
        beforeMarkup();
        wrappedWriter.add(event);
        afterMarkup();
        return;
    }
    case XMLStreamConstants.END_DOCUMENT: {
        wrappedWriter.add(event);
        afterEndDocument();
        break;
    }
    default: {
        wrappedWriter.add(event);
        return;
    }
    }
}

From source file:org.auraframework.impl.factory.SVGParser.java

@Override
public SVGDef getDefinition(DefDescriptor<SVGDef> descriptor, TextSource<SVGDef> source)
        throws SVGParserException, QuickFixException {
    if (descriptor.getDefType() == DefType.SVG) {
        XMLStreamReader reader = null;
        String contents = source.getContents();
        //If the file is too big throw before we parse the whole thing.
        SVGDef ret = new SVGDefHandler<>(descriptor, source).createDefinition();
        try (StringReader stringReader = new StringReader(contents)) {
            reader = xmlInputFactory.createXMLStreamReader(stringReader);
            if (reader != null) {
                LOOP: while (reader.hasNext()) {
                    int type = reader.next();
                    switch (type) {
                    case XMLStreamConstants.END_DOCUMENT:
                        break LOOP;
                    //This is plain text inside the file
                    case XMLStreamConstants.CHARACTERS:
                        if (DISSALOWED_LIST.matcher(reader.getText()).matches()) {
                            throw new InvalidDefinitionException(
                                    String.format("Text contains disallowed symbols: %s", reader.getText()),
                                    XMLParser.getLocation(reader, source));
                        }/*from w  w w.  j  a  v a 2s.  c o  m*/
                        break;
                    case XMLStreamConstants.START_ELEMENT:
                        String name = reader.getName().toString().toLowerCase();
                        if (!SVG_TAG_WHITELIST.contains(name)) {
                            throw new InvalidDefinitionException(
                                    String.format("Invalid SVG tag specified: %s", name),
                                    XMLParser.getLocation(reader, source));
                        }
                        for (int i = 0; i < reader.getAttributeCount(); i++) {
                            QName qAttr = reader.getAttributeName(i);
                            String attr = qAttr.getLocalPart();
                            if (SVG_ATTR_BLACKLIST.contains(attr)) {
                                throw new InvalidDefinitionException(
                                        String.format("Invalid SVG attribute specified: %s", attr),
                                        XMLParser.getLocation(reader, source));
                            }
                        }
                        break;
                    case XMLStreamConstants.END_ELEMENT:
                    case XMLStreamConstants.COMMENT:
                    case XMLStreamConstants.DTD:
                    case XMLStreamConstants.SPACE:
                        continue;
                    default:
                        throw new InvalidDefinitionException(String.format("Found unexpected element in xml."),
                                XMLParser.getLocation(reader, source));
                    }
                }
            }
        } catch (XMLStreamException e) {
            throw new SVGParserException(StringEscapeUtils.escapeHtml4(e.getMessage()));
        } finally {
            if (reader != null) {
                try {
                    reader.close();
                } catch (XMLStreamException e) {
                    //Well I tried to play nicely
                }
            }
        }
        return ret;
    }
    return null;
}