Example usage for javax.xml.stream XMLStreamWriter flush

List of usage examples for javax.xml.stream XMLStreamWriter flush

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Introduction

In this page you can find the example usage for javax.xml.stream XMLStreamWriter flush.

Prototype

public void flush() throws XMLStreamException;

Source Link

Document

Write any cached data to the underlying output mechanism.

Usage

From source file:org.wso2.carbon.core.persistence.PersistenceUtils.java

/**
 * Creates a registry Resource for a given Policy
 *
 * @param policy - Policy instance/*from   w w w  .j  av  a 2 s. c om*/
 *               todo now policyId, and policyType is removed, adjust invocations of this method (PersistenceUtils.createPolicyElement)  - kasung
 * @return - created policy resource
 * @throws Exception - error on serialization
 */
public static OMElement createPolicyElement(Policy policy) throws Exception {
    // String policyId, int policyType

    // Set the policy as a string in the resource
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    XMLStreamWriter writer = XMLOutputFactory.newInstance().createXMLStreamWriter(outputStream);
    policy.serialize(writer);
    writer.flush();

    OMElement policyElement = AXIOMUtil.stringToOM(outputStream.toString());

    /**
     * @see org.wso2.carbon.core.persistence.file.ModuleFilePersistenceManager#getAll(String, String) for the argument
     */
    if (policyElement.getParent() instanceof OMDocument) {
        policyElement.detach();
    }
    return policyElement;
}

From source file:org.wso2.carbon.core.persistence.PersistenceUtils.java

/**
 * Creates a registry Resource for a given Policy
 *
 * @param configRegistry config registry
 * @param policy         - Policy instance
 * @param policyId       - policy uuid//from   w w w .  j  ava  2s.  c  om
 * @param policyType     - policy type
 * @return - created policy resource
 * @throws Exception - error on serialization
 */
public static Resource createPolicyResource(Registry configRegistry, Policy policy, String policyId,
        String policyType) throws RegistryException {
    try {
        Resource policyResource = configRegistry.newResource();
        policyResource.setProperty(RegistryResources.ServiceProperties.POLICY_UUID, policyId);

        // Set the policy as a string in the resource
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        XMLStreamWriter writer = XMLOutputFactory.newInstance().createXMLStreamWriter(outputStream);
        policy.serialize(writer);
        writer.flush();
        policyResource.setContent(outputStream.toString());

        policyResource.setProperty(RegistryResources.ServiceProperties.POLICY_TYPE, policyType);
        policyResource.setMediaType("application/policy+xml");
        return policyResource;
    } catch (XMLStreamException e) {
        log.error("Error creating the registry resource for " + policyId, e);
        throw new RegistryException("Error creating the registry resource for " + policyId, e);
    }
}

From source file:org.wso2.carbon.core.transports.util.AtomProcessor.java

public void process(HttpServletRequest request, HttpServletResponse response,
        ConfigurationContext configurationContext) throws Exception {
    try {/*from   ww w  .  jav a2  s .  co  m*/
        response.setContentType("text/xml; charset=utf-8");
        AtomFeed atomFeed = FeedFactory.getAtomFeed(FeedConstants.WSO2WSAS_ATOM_FEED,
                configurationContext.getAxisConfiguration());
        if (atomFeed != null) {
            XMLStreamWriter writer = XMLOutputFactory.newInstance()
                    .createXMLStreamWriter(response.getOutputStream());
            writer.writeProcessingInstruction("xml-stylesheet",
                    "  type=\"text/xsl\" href=\"" + (configurationContext.getContextRoot().equals("/") ? ""
                            : configurationContext.getContextRoot()) + "/styles/atom.xsl\"");
            OMElement feedElement = atomFeed.getFeedElement(configurationContext.getServiceContextPath());
            feedElement.serialize(writer);
            writer.flush();
        }
    } catch (Exception e) {
        log.error("Could not process ATOM feed", e);
    }
}

From source file:org.wso2.carbon.core.transports.util.RequestProcessorUtil.java

/**
 * @param byteArrayOutStream/*from ww  w  . j  a  va2s. com*/
 * @param out
 * @param annotatedXsl
 * @param contextRoot
 * @param annotation         : If annotation is false PI would not be attached.
 */
public static void writeDocument(ByteArrayOutputStream byteArrayOutStream, OutputStream out,
        String annotatedXsl, String contextRoot, boolean annotation) {
    XMLStreamWriter writer;
    ByteArrayInputStream bais = null;
    XMLStreamReader reader = null;
    try {
        bais = new ByteArrayInputStream(byteArrayOutStream.toByteArray());
        reader = XMLInputFactory.newInstance().createXMLStreamReader(bais);
        StAXOMBuilder builder = new StAXOMBuilder(reader);
        OMElement docElem = builder.getDocumentElement();
        writer = XMLOutputFactory.newInstance().createXMLStreamWriter(out);
        if (annotatedXsl != null && annotation) {
            writer.writeProcessingInstruction("xml-stylesheet", "  type=\"text/xsl\" href=\""
                    + (contextRoot.equals("/") ? "" : contextRoot) + "/styles/" + annotatedXsl + "\"");
        }
        docElem.serialize(writer);
        writer.flush();
    } catch (XMLStreamException e) {
        log.error("Error occurred while trying to write processing instruction for attaching "
                + "annotated style sheet", e);
    } finally {
        try {
            if (bais != null) {
                bais.close();
            }
        } catch (IOException e) {
            log.error(e.getMessage(), e);
        }
        try {
            if (reader != null) {
                reader.close();
            }
        } catch (XMLStreamException e) {
            log.error(e.getMessage(), e);
        }

    }
}

From source file:org.wso2.carbon.core.transports.util.RssProcessor.java

public void process(HttpServletRequest request, HttpServletResponse response,
        ConfigurationContext configurationContext) throws Exception {
    try {/*ww w. ja v a  2s . c  o  m*/
        response.setContentType("text/xml; charset=utf-8");
        RSSFeed rssFeed = FeedFactory.getRSSFeed(FeedConstants.WSO2WSAS_RSS_FEED,
                configurationContext.getAxisConfiguration());
        if (rssFeed != null) {
            XMLStreamWriter writer = XMLOutputFactory.newInstance()
                    .createXMLStreamWriter(response.getOutputStream());
            writer.writeProcessingInstruction("xml-stylesheet",
                    "  type=\"text/xsl\" href=\"" + (configurationContext.getContextRoot().equals("/") ? ""
                            : configurationContext.getContextRoot()) + "/styles/rss.xsl\"");
            OMElement feedElement = rssFeed.getFeedElement(configurationContext.getServiceContextPath());
            feedElement.serialize(writer);
            writer.flush();
        }
    } catch (Exception e) {
        log.error("Could not process RSS feed", e);
    }
}

From source file:org.wso2.carbon.dataservices.core.engine.DSOMDataSource.java

public void execute(XMLStreamWriter xmlWriter) throws XMLStreamException {
    try {//from  w w  w  .j a va 2 s.c o  m
        this.getDataService().invoke(xmlWriter, this.getOpName(), this.getParams());
        /* flush the stream, if there's a result */
        if (xmlWriter != null) {
            xmlWriter.flush();
        }
    } catch (DataServiceFault e) {
        throw new XMLStreamException(e.getMessage(), e);
    }
}

From source file:org.wso2.carbon.dss.samples.test.EventingSampleTestCase.java

private void updateAxis2_ClientXML() throws Exception {
    String axis2_client_path = CarbonUtils.getCarbonHome() + File.separator + "repository" + File.separator
            + "conf" + File.separator + "axis2" + File.separator + "axis2_client.xml";

    String mail_transport_config = ProductConstant.SYSTEM_TEST_RESOURCE_LOCATION + "artifacts" + File.separator
            + "DSS" + File.separator + "resources" + File.separator + "mailTransport.xml";

    FileOutputStream fileOutputStream = null;
    XMLStreamWriter writer = null;

    try {//from w w  w .j  av  a 2  s  .c om
        OMElement axis2_client_xml = AXIOMUtil.stringToOM(FileManager.readFile(axis2_client_path));

        axis2_client_xml.addChild(AXIOMUtil.stringToOM(FileManager.readFile(mail_transport_config)));
        axis2_client_xml.build();
        fileOutputStream = new FileOutputStream(axis2_client_path);
        writer = XMLOutputFactory.newInstance().createXMLStreamWriter(fileOutputStream);
        axis2_client_xml.serialize(writer);

    } catch (Exception e) {
        throw new Exception("axis2_client.xml update fails");
    } finally {
        if (fileOutputStream != null) {
            fileOutputStream.close();
        }
        if (writer != null) {
            writer.flush();
        }
    }
}

From source file:org.wso2.carbon.greg.server.mgt.RegistryConfiguratorTestCase.java

private void increaseSearchIndexStartTimeDelay() throws Exception {
    FileOutputStream fileOutputStream = null;
    XMLStreamWriter writer = null;
    OMElement documentElement = getRegistryXmlOmElement();
    try {// www .jav a 2s  . com
        AXIOMXPath xpathExpression = new AXIOMXPath(
                "/wso2registry/indexingConfiguration/startingDelayInSeconds");
        OMElement indexConfigNode = (OMElement) xpathExpression.selectSingleNode(documentElement);
        indexConfigNode.setText("60");

        AXIOMXPath xpathExpression1 = new AXIOMXPath(
                "/wso2registry/indexingConfiguration/indexingFrequencyInSeconds");
        OMElement indexConfigNode1 = (OMElement) xpathExpression1.selectSingleNode(documentElement);
        indexConfigNode1.setText("5");

        fileOutputStream = new FileOutputStream(getRegistryXMLPath());
        writer = XMLOutputFactory.newInstance().createXMLStreamWriter(fileOutputStream);
        documentElement.serialize(writer);
        documentElement.build();
        Thread.sleep(2000);

    } catch (Exception e) {
        log.error("registry.xml edit fails" + e.getMessage());
        throw new Exception("registry.xml edit fails" + e.getMessage());
    } finally {
        assert fileOutputStream != null;
        fileOutputStream.close();
        assert writer != null;
        writer.flush();
    }
}

From source file:org.wso2.carbon.greg.server.mgt.RegistryConfiguratorTestCase.java

private void enableJmxManagement() throws Exception {
    FileOutputStream fileOutputStream = null;
    XMLStreamWriter writer = null;
    OMElement documentElement = getRegistryXmlOmElement();
    try {/*from w  w  w . j  av a2s  .  com*/
        AXIOMXPath xpathExpression = new AXIOMXPath("/wso2registry/jmx");
        OMElement indexConfigNode = (OMElement) xpathExpression.selectSingleNode(documentElement);
        OMAttribute omAttribute = indexConfigNode.getAttribute(new QName("enabled"));
        omAttribute.setAttributeValue("true");

        fileOutputStream = new FileOutputStream(getRegistryXMLPath());
        writer = XMLOutputFactory.newInstance().createXMLStreamWriter(fileOutputStream);
        documentElement.serialize(writer);
        documentElement.build();
        Thread.sleep(2000);

    } catch (Exception e) {
        log.error("registry.xml edit fails" + e.getMessage());
        throw new Exception("registry.xml edit fails" + e.getMessage());
    } finally {
        if (fileOutputStream != null) {
            fileOutputStream.close();
        }
        if (writer != null) {
            writer.flush();
        }
    }
}

From source file:org.wso2.carbon.greg.server.mgt.RegistryConfiguratorTestCase.java

private void enableWorkList() throws Exception {
    FileOutputStream fileOutputStream = null;
    XMLStreamWriter writer = null;

    String workList;/*from   w ww  .jav  a  2  s . co  m*/

    workList = "<workList serverURL=\"local://services/\" remote=\"false\">\n" + "        <username>"
            + userNameWithoutDomain + "</username>\n" + "        <password>"
            + automationContext.getContextTenant().getTenantAdmin().getPassword() + "</password>\n"
            + "    </workList>";

    try {
        OMElement registryXML = getRegistryXmlOmElement();

        registryXML.addChild(AXIOMUtil.stringToOM(workList));
        registryXML.build();
        fileOutputStream = new FileOutputStream(getRegistryXMLPath());
        writer = XMLOutputFactory.newInstance().createXMLStreamWriter(fileOutputStream);
        registryXML.serialize(writer);

    } catch (Exception e) {
        throw new Exception("registry.xml update fails");
    } finally {
        if (fileOutputStream != null) {
            fileOutputStream.close();
        }
        if (writer != null) {
            writer.flush();
        }
    }

}