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:org.wso2.carbon.device.mgt.extensions.device.type.template.DeviceTypeManager.java

@Override
public PlatformConfiguration getConfiguration() throws DeviceManagementException {
    Resource resource;//  w w  w .  jav a 2  s  . c om
    try {
        resource = DeviceTypeUtils.getRegistryResource(deviceType);
        if (resource != null) {
            XMLInputFactory factory = XMLInputFactory.newInstance();
            factory.setProperty(XMLInputFactory.IS_SUPPORTING_EXTERNAL_ENTITIES, false);
            factory.setProperty(XMLInputFactory.SUPPORT_DTD, false);
            XMLStreamReader reader = factory
                    .createXMLStreamReader(new StringReader(new String((byte[]) resource.getContent(),
                            Charset.forName(DeviceTypePluginConstants.CHARSET_UTF8))));

            JAXBContext context = JAXBContext.newInstance(PlatformConfiguration.class);
            Unmarshaller unmarshaller = context.createUnmarshaller();
            return (PlatformConfiguration) unmarshaller.unmarshal(reader);
        } else if (defaultPlatformConfiguration != null) {
            return defaultPlatformConfiguration;
        }
        return null;
    } catch (DeviceTypeMgtPluginException e) {
        throw new DeviceManagementException(
                "Error occurred while retrieving the Registry instance : " + e.getMessage(), e);
    } catch (JAXBException | XMLStreamException e) {
        throw new DeviceManagementException(
                "Error occurred while parsing the " + deviceType + " configuration : " + e.getMessage(), e);
    } catch (RegistryException e) {
        throw new DeviceManagementException("Error occurred while retrieving the Registry resource of "
                + deviceType + " Configuration : " + e.getMessage(), e);
    }
}

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From source file:org.wso2.carbon.device.mgt.mobile.android.impl.AndroidDeviceManager.java

@Override
public PlatformConfiguration getConfiguration() throws DeviceManagementException {
    Resource resource;/*from  w ww.  j  ava 2s  .  c  o  m*/
    try {
        String androidRegPath = MobileDeviceManagementUtil
                .getPlatformConfigPath(DeviceManagementConstants.MobileDeviceTypes.MOBILE_DEVICE_TYPE_ANDROID);
        resource = MobileDeviceManagementUtil.getRegistryResource(androidRegPath);
        if (resource != null) {
            XMLInputFactory factory = XMLInputFactory.newInstance();
            factory.setProperty(XMLInputFactory.IS_SUPPORTING_EXTERNAL_ENTITIES, false);
            factory.setProperty(XMLInputFactory.SUPPORT_DTD, false);
            XMLStreamReader reader = factory
                    .createXMLStreamReader(new StringReader(new String((byte[]) resource.getContent(),
                            Charset.forName(AndroidPluginConstants.MobilePluginConstants.CHARSET_UTF8))));
            JAXBContext context = JAXBContext.newInstance(PlatformConfiguration.class);
            Unmarshaller unmarshaller = context.createUnmarshaller();
            return (PlatformConfiguration) unmarshaller.unmarshal(reader);
        }
        return null;
    } catch (AndroidDeviceMgtPluginException e) {
        throw new DeviceManagementException(
                "Error occurred while retrieving the Registry instance : " + e.getMessage(), e);
    } catch (JAXBException | XMLStreamException e) {
        throw new DeviceManagementException(
                "Error occurred while parsing the Android configuration : " + e.getMessage(), e);
    } catch (RegistryException e) {
        throw new DeviceManagementException(
                "Error occurred while retrieving the Registry resource of Android Configuration : "
                        + e.getMessage(),
                e);
    }
}

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From source file:org.wso2.carbon.event.processor.storm.StormProcessorDeployer.java

private OMElement getExecutionPlanOMElement(File executionPlanFile) throws DeploymentException {
    OMElement executionPlanElement;/*from  ww w  .  ja va  2s.c  o  m*/
    BufferedInputStream inputStream = null;
    try {
        inputStream = new BufferedInputStream(new FileInputStream(executionPlanFile));
        XMLInputFactory xif = XMLInputFactory.newInstance();
        XMLStreamReader parser = xif.createXMLStreamReader(inputStream);
        xif.setProperty(XMLInputFactory.IS_COALESCING, Boolean.FALSE); //for CDATA
        StAXOMBuilder builder = new StAXOMBuilder(parser);
        executionPlanElement = builder.getDocumentElement();
        executionPlanElement.build();

    } catch (FileNotFoundException e) {
        String errorMessage = "file cannot be found : " + executionPlanFile.getName();
        log.error(errorMessage, e);
        throw new DeploymentException(errorMessage, e);
    } catch (XMLStreamException e) {
        String errorMessage = "Invalid XML for " + executionPlanFile.getName();
        log.error(errorMessage, e);
        throw new DeploymentException(errorMessage, e);
    } catch (OMException e) {
        String errorMessage = "XML tags are not properly closed in " + executionPlanFile.getName();
        log.error(errorMessage, e);
        throw new DeploymentException(errorMessage, e);
    } finally {
        try {
            if (inputStream != null) {
                inputStream.close();
            }
        } catch (IOException e) {
            String errorMessage = "Can not close the input stream";
            log.error(errorMessage, e);
        }
    }
    return executionPlanElement;
}

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From source file:org.wso2.carbon.governance.api.endpoints.dataobjects.EndpointImpl.java

public OMElement buildOMElement(String content) throws GovernanceException {
    XMLStreamReader parser;/*from   w  w  w  . jav  a2 s  . c om*/
    try {
        XMLInputFactory factory = XMLInputFactory.newInstance();
        factory.setProperty(XMLInputFactory.IS_COALESCING, new Boolean(true));
        parser = factory.createXMLStreamReader(new StringReader(content));
    } catch (XMLStreamException e) {
        String msg = "Error in initializing the parser to build the OMElement.";
        log.error(msg, e);
        throw new GovernanceException(msg, e);
    }

    //create the builder
    StAXOMBuilder builder = new StAXOMBuilder(parser);
    //get the root element (in this case the envelope)

    return builder.getDocumentElement();
}

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From source file:org.wso2.carbon.governance.api.generic.GenericArtifactManager.java

/**
 * Creates a new artifact from the given string content.
 *
 * @param omContent the artifact content in string
 *
 * @return the artifact added./*  w w w .  j a  v  a 2 s. c  om*/
 * @throws GovernanceException if the operation failed.
 */
public GenericArtifact newGovernanceArtifact(String omContent) throws GovernanceException {
    XMLInputFactory factory = XMLInputFactory.newInstance();
    factory.setProperty(XMLInputFactory.IS_COALESCING, true);

    try {
        XMLStreamReader reader = factory.createXMLStreamReader(new StringReader(omContent));
        GenericArtifact artifact = this.newGovernanceArtifact(new StAXOMBuilder(reader).getDocumentElement());
        artifact.setContent(omContent.getBytes());

        return artifact;
    } catch (XMLStreamException e) {
        String message = "Error in creating the content from the parameters.";
        log.error(message, e);
        throw new GovernanceException(message, e);
    }
}

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From source file:org.wso2.carbon.governance.api.util.GovernanceUtils.java

/**
 * Method to build an AXIOM element from a byte stream.
 *
 * @param content the stream of bytes./*from   ww w.j  a  va2s . c o  m*/
 * @return the AXIOM element.
 * @throws GovernanceException if the operation failed.
 */
public static OMElement buildOMElement(byte[] content) throws RegistryException {
    XMLStreamReader parser;
    try {
        XMLInputFactory factory = XMLInputFactory.newInstance();
        factory.setProperty(XMLInputFactory.IS_COALESCING, new Boolean(true));
        parser = factory.createXMLStreamReader(new StringReader(RegistryUtils.decodeBytes(content)));
    } catch (XMLStreamException e) {
        String msg = "Error in initializing the parser to build the OMElement.";
        log.error(msg, e);
        throw new GovernanceException(msg, e);
    }

    //create the builder
    StAXOMBuilder builder = new StAXOMBuilder(parser);
    //get the root element (in this case the envelope)

    return builder.getDocumentElement();
}

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From source file:org.wso2.carbon.governance.generic.services.ManageGenericArtifactService.java

public String addArtifact(String key, String info, String lifecycleAttribute) throws RegistryException {
    RegistryUtils.recordStatistics(key, info, lifecycleAttribute);
    Registry registry = getGovernanceUserRegistry();
    if (RegistryUtils.isRegistryReadOnly(registry.getRegistryContext())) {
        return null;
    }/*from  www.ja  v  a  2  s  . c om*/
    try {
        XMLInputFactory factory = XMLInputFactory.newInstance();
        factory.setProperty(XMLInputFactory.IS_COALESCING, true);
        XMLStreamReader reader = factory.createXMLStreamReader(new StringReader(info));

        GenericArtifactManager manager = new GenericArtifactManager(registry, key);
        GenericArtifact artifact = manager
                .newGovernanceArtifact(new StAXOMBuilder(reader).getDocumentElement());

        // want to save original content, so set content here
        artifact.setContent(info.getBytes());
        artifact.setAttribute("resource.source", "AdminConsole");
        manager.addGenericArtifact(artifact);
        if (lifecycleAttribute != null) {
            String lifecycle = artifact.getAttribute(lifecycleAttribute);
            if (lifecycle != null) {
                artifact.attachLifecycle(lifecycle);
            }
        }
        return RegistryConstants.GOVERNANCE_REGISTRY_BASE_PATH + artifact.getPath();
    } catch (Exception e) {
        String msg = "Unable to add artifact. ";
        if (e instanceof RegistryException) {
            throw (RegistryException) e;
        } else if (e instanceof OMException) {
            msg += "Unexpected character found in input-field name.";
            log.error(msg, e);
            throw new RegistryException(msg, e);
        }
        throw new RegistryException(
                msg + (e.getCause() instanceof SQLException ? "" : e.getCause().getMessage()), e);
    }
}

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From source file:org.wso2.carbon.governance.generic.services.ManageGenericArtifactService.java

public ArtifactsBean listArtifacts(String key, String criteria) {
    RegistryUtils.recordStatistics(key, criteria);
    UserRegistry governanceRegistry = (UserRegistry) getGovernanceUserRegistry();
    ArtifactsBean bean = new ArtifactsBean();
    try {/* ww  w . j a  v  a  2  s.  co  m*/
        final GovernanceArtifactConfiguration configuration = loadAndFindGovernanceArtifactConfiguration(key,
                getRootRegistry());
        GenericArtifactManager manager = new GenericArtifactManager(governanceRegistry,
                configuration.getMediaType(), configuration.getArtifactNameAttribute(),
                configuration.getArtifactNamespaceAttribute(), configuration.getArtifactElementRoot(),
                configuration.getArtifactElementNamespace(), configuration.getPathExpression(),
                configuration.getRelationshipDefinitions());
        final GenericArtifact referenceArtifact;
        if (criteria != null) {
            XMLInputFactory factory = XMLInputFactory.newInstance();
            factory.setProperty(XMLInputFactory.IS_COALESCING, true);
            XMLStreamReader reader = factory.createXMLStreamReader(new StringReader(criteria));
            referenceArtifact = manager.newGovernanceArtifact(new StAXOMBuilder(reader).getDocumentElement());
        } else {
            referenceArtifact = null;
        }

        bean.setNames(configuration.getNamesOnListUI());
        bean.setTypes(configuration.getTypesOnListUI());
        bean.setKeys(configuration.getKeysOnListUI());
        String[] expressions = configuration.getExpressionsOnListUI();
        String[] keys = configuration.getKeysOnListUI();
        List<GovernanceArtifact> artifacts = new LinkedList<GovernanceArtifact>();
        artifacts.addAll(
                Arrays.asList(manager.findGenericArtifacts(getFieldsList(referenceArtifact, configuration))));
        List<ArtifactBean> artifactBeans = new LinkedList<ArtifactBean>();
        for (GovernanceArtifact artifact : artifacts) {
            int kk = 0;
            ArtifactBean artifactBean = new ArtifactBean();
            List<String> paths = new ArrayList<String>();
            List<String> values = new ArrayList<String>();
            String path = RegistryConstants.GOVERNANCE_REGISTRY_BASE_PATH
                    + ((GenericArtifactImpl) artifact).getArtifactPath();
            artifactBean.setPath(path);
            for (int i = 0; i < expressions.length; i++) {
                if (expressions[i] != null) {
                    if (expressions[i].contains("@{storagePath}")
                            && ((GenericArtifactImpl) artifact).getArtifactPath() != null) {
                        paths.add(RegistryConstants.GOVERNANCE_REGISTRY_BASE_PATH
                                + GovernanceUtils.getPathFromPathExpression(expressions[i], artifact,
                                        ((GenericArtifactImpl) artifact).getArtifactPath()));
                    } else {
                        if ("link".equals(bean.getTypes()[i])) {
                            paths.add(GovernanceUtils.getPathFromPathExpression(expressions[i], artifact,
                                    configuration.getPathExpression()));
                        } else {
                            paths.add(RegistryConstants.GOVERNANCE_REGISTRY_BASE_PATH
                                    + GovernanceUtils.getPathFromPathExpression(expressions[i], artifact,
                                            configuration.getPathExpression()));
                        }
                    }
                } else {
                    paths.add("");
                }
            }
            artifactBean.setValuesB(paths.toArray(new String[paths.size()]));
            for (String keyForValue : keys) {
                if (keyForValue != null) {
                    values.add(artifact.getAttribute(keyForValue));
                } else {
                    values.add("");
                }
            }
            artifactBean.setValuesA(values.toArray(new String[values.size()]));
            artifactBean.setCanDelete(governanceRegistry.getUserRealm().getAuthorizationManager()
                    .isUserAuthorized(governanceRegistry.getUserName(), path, ActionConstants.DELETE));
            artifactBean.setLCName(((GenericArtifactImpl) artifact).getLcName());
            artifactBean.setLCState(((GenericArtifactImpl) artifact).getLcState());

            artifactBean.setCreatedDate(governanceRegistry
                    .get(((GenericArtifactImpl) artifact).getArtifactPath()).getCreatedTime());
            artifactBean.setLastUpdatedDate(governanceRegistry
                    .get(((GenericArtifactImpl) artifact).getArtifactPath()).getLastModified());
            artifactBean.setCreatedBy(governanceRegistry.get(((GenericArtifactImpl) artifact).getArtifactPath())
                    .getAuthorUserName());
            artifactBean.setLastUpdatedBy(governanceRegistry
                    .get(((GenericArtifactImpl) artifact).getArtifactPath()).getLastUpdaterUserName());

            artifactBeans.add(artifactBean);
        }
        bean.setArtifacts(artifactBeans.toArray(new ArtifactBean[artifactBeans.size()]));
    } catch (RuntimeException e) {
        throw e;
    } catch (Exception e) {
        log.error("An error occurred while obtaining the list of artifacts.", e);
    }
    return bean;
}

---

From source file:org.wso2.carbon.governance.generic.services.ManageGenericArtifactService.java

public String editArtifact(String path, String key, String info, String lifecycleAttribute)
        throws RegistryException {
    RegistryUtils.recordStatistics(path, key, info, lifecycleAttribute);
    Registry registry = getGovernanceUserRegistry();
    if (RegistryUtils.isRegistryReadOnly(registry.getRegistryContext())) {
        return null;
    }//w ww  .j a  va 2  s  .  c o  m
    try {
        XMLInputFactory factory = XMLInputFactory.newInstance();
        factory.setProperty(XMLInputFactory.IS_COALESCING, true);
        XMLStreamReader reader = factory.createXMLStreamReader(new StringReader(info));

        GovernanceArtifactConfiguration configuration = loadAndFindGovernanceArtifactConfiguration(key,
                getRootRegistry());

        GenericArtifactManager manager = new GenericArtifactManager(registry, key);
        GenericArtifact artifact = manager
                .newGovernanceArtifact(new StAXOMBuilder(reader).getDocumentElement());
        String currentPath;
        if (path != null && path.length() > 0) {
            currentPath = path.substring(RegistryConstants.GOVERNANCE_REGISTRY_BASE_PATH.length());
        } else {
            currentPath = GovernanceUtils.getPathFromPathExpression(configuration.getPathExpression(),
                    artifact);
        }
        if (registry.resourceExists(currentPath)) {
            GovernanceArtifact oldArtifact = GovernanceUtils.retrieveGovernanceArtifactByPath(registry,
                    currentPath);
            if (!(oldArtifact instanceof GovernanceArtifact)) {
                String msg = "The updated path is occupied by a non-generic artifact. path: " + currentPath
                        + ".";
                log.error(msg);
                throw new Exception(msg);
            }
            artifact.setId(oldArtifact.getId());

            // want to save original content 
            artifact.setContent(info.getBytes());

            manager.updateGenericArtifact(artifact);
        } else {
            manager.addGenericArtifact(artifact);
        }
        if (lifecycleAttribute != null && !lifecycleAttribute.equals("null")) {
            String lifecycle = artifact.getAttribute(lifecycleAttribute);
            artifact.attachLifecycle(lifecycle);
        }
        return RegistryConstants.GOVERNANCE_REGISTRY_BASE_PATH + artifact.getPath();
    } catch (Exception e) {
        String msg = "Unable to edit artifact. ";
        if (e instanceof RegistryException) {
            throw (RegistryException) e;
        } else if (e instanceof OMException) {
            msg += "Unexpected character found in input-field name.";
            log.error(msg, e);
            throw new RegistryException(msg, e);
        }
        throw new RegistryException(
                msg + (e.getCause() instanceof SQLException ? "" : e.getCause().getMessage()), e);
    }
}

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From source file:org.wso2.carbon.governance.metadata.provider.util.Util.java

public static OMElement buildOMElement(byte[] content) throws MetadataException {
    XMLStreamReader parser;/* w  w w  . java  2 s  . co m*/
    try {
        XMLInputFactory factory = XMLInputFactory.newInstance();
        factory.setProperty(XMLInputFactory.IS_COALESCING, new Boolean(true));
        parser = factory.createXMLStreamReader(new StringReader(RegistryUtils.decodeBytes(content)));
    } catch (Exception e) {
        String msg = "Error in initializing the parser to build the OMElement.";
        log.error(msg, e);
        throw new MetadataException("", e);
    }

    //create the builder
    StAXOMBuilder builder = new StAXOMBuilder(parser);
    //get the root element (in this case the envelope)

    return builder.getDocumentElement();
}

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