Example usage for javax.xml.stream XMLInputFactory createXMLStreamReader

Introduction

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

Prototype

public abstract XMLStreamReader createXMLStreamReader(java.io.InputStream stream) throws XMLStreamException;

Source Link

Document

Create a new XMLStreamReader from a java.io.InputStream

Usage

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

protected void processXmlProperties(InputStream in) {
    final XMLInputFactory factory = XMLInputFactory.newInstance();
    try {// w  w w .j av a2  s .c o m
        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);
    }
}

From source file:com.activiti.service.activiti.ProcessDefinitionService.java

protected BpmnModel executeRequestForXML(HttpUriRequest request, ServerConfig serverConfig,
        int expectedStatusCode) {

    ActivitiServiceException exception = null;
    CloseableHttpClient client = clientUtil.getHttpClient(serverConfig);
    try {//from ww  w  .j  a  va2  s . c o m
        CloseableHttpResponse response = client.execute(request);

        try {
            InputStream responseContent = response.getEntity().getContent();
            XMLInputFactory xif = XMLInputFactory.newInstance();
            InputStreamReader in = new InputStreamReader(responseContent, "UTF-8");
            XMLStreamReader xtr = xif.createXMLStreamReader(in);
            BpmnModel bpmnModel = new BpmnXMLConverter().convertToBpmnModel(xtr);

            boolean success = response.getStatusLine() != null
                    && response.getStatusLine().getStatusCode() == expectedStatusCode;

            if (success) {
                return bpmnModel;
            } else {
                exception = new ActivitiServiceException(
                        "An error occured while calling Activiti: " + response.getStatusLine());
            }
        } catch (Exception e) {
            log.warn("Error consuming response from uri " + request.getURI(), e);
            exception = clientUtil.wrapException(e, request);
        } finally {
            response.close();
        }

    } catch (Exception e) {
        log.error("Error executing request to uri " + request.getURI(), e);
        exception = clientUtil.wrapException(e, request);

    } finally {
        try {
            client.close();
        } catch (Exception e) {
            log.warn("Error closing http client instance", e);
        }
    }

    if (exception != null) {
        throw exception;
    }

    return null;
}

From source file:org.flowable.admin.service.engine.ProcessDefinitionService.java

protected BpmnModel executeRequestForXML(HttpUriRequest request, ServerConfig serverConfig,
        int expectedStatusCode) {

    FlowableServiceException exception = null;
    CloseableHttpClient client = clientUtil.getHttpClient(serverConfig);
    try {//from ww w. j  a  v  a 2  s  .  c o m
        CloseableHttpResponse response = client.execute(request);

        try {
            InputStream responseContent = response.getEntity().getContent();
            XMLInputFactory xif = XMLInputFactory.newInstance();
            InputStreamReader in = new InputStreamReader(responseContent, "UTF-8");
            XMLStreamReader xtr = xif.createXMLStreamReader(in);
            BpmnModel bpmnModel = new BpmnXMLConverter().convertToBpmnModel(xtr);

            boolean success = response.getStatusLine() != null
                    && response.getStatusLine().getStatusCode() == expectedStatusCode;

            if (success) {
                return bpmnModel;
            } else {
                exception = new FlowableServiceException(
                        "An error occurred while calling Flowable: " + response.getStatusLine());
            }
        } catch (Exception e) {
            log.warn("Error consuming response from uri {}", request.getURI(), e);
            exception = clientUtil.wrapException(e, request);
        } finally {
            response.close();
        }

    } catch (Exception e) {
        log.error("Error executing request to uri {}", request.getURI(), e);
        exception = clientUtil.wrapException(e, request);

    } finally {
        try {
            client.close();
        } catch (Exception e) {
            log.warn("Error closing http client instance", e);
        }
    }

    if (exception != null) {
        throw exception;
    }

    return null;
}

From source file:com.activiti.image.BpmnImageTest.java

protected BpmnModel getBpmnModel(String file) throws Exception {
    BpmnXMLConverter xmlConverter = new BpmnXMLConverter();
    InputStream xmlStream = this.getClass().getClassLoader().getResourceAsStream(file);
    XMLInputFactory xif = XMLInputFactory.newInstance();
    InputStreamReader in = new InputStreamReader(xmlStream);
    XMLStreamReader xtr = xif.createXMLStreamReader(in);
    BpmnModel bpmnModel = xmlConverter.convertToBpmnModel(xtr);
    return bpmnModel;
}

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.//from  w w  w  .j  a v a 2s  .co 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:edu.harvard.i2b2.crc.axis2.QueryService.java

/**
 * Function constructs OMElement for the given String
 * // w w  w .  j  a v  a 2s.  c o m
 * @param xmlString
 * @return OMElement
 * @throws XMLStreamException
 */
private OMElement buildOMElementFromString(String xmlString) throws XMLStreamException {
    XMLInputFactory xif = XMLInputFactory.newInstance();
    StringReader strReader = new StringReader(xmlString);
    XMLStreamReader reader = xif.createXMLStreamReader(strReader);
    StAXOMBuilder builder = new StAXOMBuilder(reader);
    OMElement element = builder.getDocumentElement();
    return element;
}

From source file:edu.harvard.i2b2.crc.dao.setfinder.querybuilder.temporal.TemporalPanelCellQueryItem.java

private OMElement buildOMElement(RequestMessageType requestMessageType, String requestXml)
        throws XMLStreamException, JAXBUtilException {
    StringWriter strWriter = new StringWriter();
    edu.harvard.i2b2.crc.datavo.i2b2message.ObjectFactory hiveof = new edu.harvard.i2b2.crc.datavo.i2b2message.ObjectFactory();
    jaxbUtil.marshaller(hiveof.createRequest(requestMessageType), strWriter);

    //insert request
    String msgBody = "<message_body/>";
    String xmlrequest = strWriter.toString();
    int index = xmlrequest.indexOf(msgBody);
    if (index >= 0) {
        xmlrequest = xmlrequest.substring(0, index) + "<message_body>" + requestXml + "</message_body>"
                + xmlrequest.substring(index + msgBody.length() + 1);
    }/*from ww  w  .ja v a 2  s  .c  om*/

    StringReader strReader = new StringReader(xmlrequest);
    XMLInputFactory xif = XMLInputFactory.newInstance();
    XMLStreamReader reader = xif.createXMLStreamReader(strReader);
    StAXOMBuilder builder = new StAXOMBuilder(reader);
    OMElement request = builder.getDocumentElement();
    return request;
}

From source file:fr.inria.oak.paxquery.pact.io.XmlNavTreePatternInputFormat.java

@Override
public void open(FileInputSplit split) throws IOException {
    super.open(split);

    this.documentID = split.getPath().toString();

    XMLInputFactory factory = XMLInputFactory.newInstance();
    try {/*from   w  ww .j  a  v a  2  s.  c  o  m*/
        this.streamReader = factory.createXMLStreamReader(this.stream);
    } catch (XMLStreamException e) {
        logger.error("XMLStreamException", e);
    }

    this.extractor = new SingleDocumentExtractor(this.navigationTreePattern, this.streamReader);
}

From source file:org.owasp.webgoat.plugin.XXE.java

private SearchForm parseXml(String xml) throws Exception {
    JAXBContext jc = JAXBContext.newInstance(SearchForm.class);

    XMLInputFactory xif = XMLInputFactory.newFactory();
    xif.setProperty(XMLInputFactory.IS_SUPPORTING_EXTERNAL_ENTITIES, true);
    xif.setProperty(XMLInputFactory.SUPPORT_DTD, true);
    XMLStreamReader xsr = xif.createXMLStreamReader(new StringReader(xml));

    Unmarshaller unmarshaller = jc.createUnmarshaller();
    return (SearchForm) unmarshaller.unmarshal(xsr);
}