Example usage for javax.xml.bind Unmarshaller unmarshal

List of usage examples for javax.xml.bind Unmarshaller unmarshal

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Introduction

In this page you can find the example usage for javax.xml.bind Unmarshaller unmarshal.

Prototype

public Object unmarshal(javax.xml.stream.XMLEventReader reader) throws JAXBException;

Source Link

Document

Unmarshal XML data from the specified pull parser and return the resulting content tree.

Usage

From source file:it.polimi.modaclouds.qos_models.util.XMLHelper.java

public static <T> ValidationResult validate(URL xmlUrl, Class<T> targetClass) {
    SchemaFactory schemaFactory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
    Unmarshaller unmarshaller;
    ValidationResult result;//w w  w. j a  va2 s.  co m
    try {
        Schema schema = schemaFactory.newSchema();
        unmarshaller = JAXBContext.newInstance(targetClass).createUnmarshaller();
        unmarshaller.setSchema(schema);
    } catch (SAXException | JAXBException e) {
        result = new ValidationResult(false);
        result.addMessage("Error occured in creating the schema");
        result.addMessage(e.getLocalizedMessage());
        return result;
    }
    try {
        unmarshaller.unmarshal(xmlUrl);
    } catch (JAXBException e) {
        result = new ValidationResult(false);
        if (e.getMessage() != null)
            result.addMessage(e.getLocalizedMessage());
        if (e.getLinkedException() != null && e.getLinkedException().getLocalizedMessage() != null)
            result.addMessage(e.getLinkedException().getLocalizedMessage());
        return result;
    }
    return new ValidationResult(true);

}

From source file:it.polimi.modaclouds.qos_models.util.XMLHelper.java

public static <T> ValidationResult validate(FileInputStream xmlPath, Class<T> targetClass) {
    SchemaFactory schemaFactory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
    Unmarshaller unmarshaller;
    ValidationResult result;/*ww w.  j av  a 2 s  .c  o  m*/
    try {
        Schema schema = schemaFactory.newSchema();
        unmarshaller = JAXBContext.newInstance(targetClass).createUnmarshaller();
        unmarshaller.setSchema(schema);
    } catch (SAXException | JAXBException e) {
        result = new ValidationResult(false);
        result.addMessage("Error occured in creating the schema");
        result.addMessage(e.getLocalizedMessage());
        return result;
    }
    try {
        unmarshaller.unmarshal(xmlPath);
    } catch (JAXBException e) {
        result = new ValidationResult(false);
        if (e.getMessage() != null)
            result.addMessage(e.getLocalizedMessage());
        if (e.getLinkedException() != null && e.getLinkedException().getLocalizedMessage() != null)
            result.addMessage(e.getLinkedException().getLocalizedMessage());
        return result;
    }
    return new ValidationResult(true);

}

From source file:it.polimi.modaclouds.qos_models.util.XMLHelper.java

public static <T> ValidationResult validate(InputStream xmlStream, Class<T> targetClass) {
    SchemaFactory schemaFactory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
    Unmarshaller unmarshaller;
    ValidationResult result;//ww  w .  j  a  va 2s .  c  o m
    try {
        Schema schema = schemaFactory.newSchema();
        unmarshaller = JAXBContext.newInstance(targetClass).createUnmarshaller();
        unmarshaller.setSchema(schema);
    } catch (SAXException | JAXBException e) {
        result = new ValidationResult(false);
        result.addMessage("Error occured in creating the schema");
        result.addMessage(e.getLocalizedMessage());
        return result;
    }
    try {
        unmarshaller.unmarshal(xmlStream);
    } catch (JAXBException e) {
        result = new ValidationResult(false);
        if (e.getMessage() != null)
            result.addMessage(e.getLocalizedMessage());
        if (e.getLinkedException() != null && e.getLinkedException().getLocalizedMessage() != null)
            result.addMessage(e.getLinkedException().getLocalizedMessage());
        return result;
    }
    return new ValidationResult(true);

}

From source file:org.opennms.netmgt.ackd.readers.HypericAckProcessor.java

/**
 * <p>parseHypericAlerts</p>
 *
 * @param reader a {@link java.io.Reader} object.
 * @return a {@link java.util.List} object.
 * @throws javax.xml.bind.JAXBException if any.
 * @throws javax.xml.stream.XMLStreamException if any.
 *///from   ww  w.j  a  v  a 2  s . c o  m
public static List<HypericAlertStatus> parseHypericAlerts(Reader reader)
        throws JAXBException, XMLStreamException {
    List<HypericAlertStatus> retval = new ArrayList<HypericAlertStatus>();

    // Instantiate a JAXB context to parse the alert status
    JAXBContext context = JAXBContext
            .newInstance(new Class[] { HypericAlertStatuses.class, HypericAlertStatus.class });
    XMLInputFactory xmlif = XMLInputFactory.newInstance();
    XMLEventReader xmler = xmlif.createXMLEventReader(reader);
    EventFilter filter = new EventFilter() {
        @Override
        public boolean accept(XMLEvent event) {
            return event.isStartElement();
        }
    };
    XMLEventReader xmlfer = xmlif.createFilteredReader(xmler, filter);
    // Read up until the beginning of the root element
    StartElement startElement = (StartElement) xmlfer.nextEvent();
    // Fetch the root element name for {@link HypericAlertStatus} objects
    String rootElementName = context.createJAXBIntrospector().getElementName(new HypericAlertStatuses())
            .getLocalPart();
    if (rootElementName.equals(startElement.getName().getLocalPart())) {
        Unmarshaller unmarshaller = context.createUnmarshaller();
        // Use StAX to pull parse the incoming alert statuses
        while (xmlfer.peek() != null) {
            Object object = unmarshaller.unmarshal(xmler);
            if (object instanceof HypericAlertStatus) {
                HypericAlertStatus alertStatus = (HypericAlertStatus) object;
                retval.add(alertStatus);
            }
        }
    } else {
        // Try to pull in the HTTP response to give the user a better idea of what went wrong
        StringBuffer errorContent = new StringBuffer();
        LineNumberReader lineReader = new LineNumberReader(reader);
        try {
            String line;
            while (true) {
                line = lineReader.readLine();
                if (line == null) {
                    break;
                } else {
                    errorContent.append(line.trim());
                }
            }
        } catch (IOException e) {
            errorContent.append("Exception while trying to print out message content: " + e.getMessage());
        }

        // Throw an exception and include the erroneous HTTP response in the exception text
        throw new JAXBException("Found wrong root element in Hyperic XML document, expected: \""
                + rootElementName + "\", found \"" + startElement.getName().getLocalPart() + "\"\n"
                + errorContent.toString());
    }
    return retval;
}

From source file:com.aurel.track.exchange.docx.exporter.NumberingUtil.java

static void setNumbering(WordprocessingMLPackage newPkg) {
    java.io.InputStream is = null;
    try {/* w ww . java  2 s . com*/
        is = ResourceUtils.getResource("com/aurel/track/exchange/docx/exporter/numbering.xml");
    } catch (IOException e) {
        LOGGER.error("Getting the KnownStyles.xml failed with " + e.getMessage());
        LOGGER.debug(ExceptionUtils.getStackTrace(e));
    }
    JAXBContext jc = Context.jc;
    Unmarshaller unmarshaller = null;
    try {
        unmarshaller = jc.createUnmarshaller();
    } catch (JAXBException e) {
        LOGGER.error("Creating a JAXB unmarshaller failed with " + e.getMessage());
        LOGGER.debug(ExceptionUtils.getStackTrace(e));
    }
    try {
        unmarshaller.setEventHandler(new JaxbValidationEventHandler());
    } catch (JAXBException e) {
        LOGGER.error("Setting the event handler for JAXB unmarshaller failed with " + e.getMessage());
        LOGGER.debug(ExceptionUtils.getStackTrace(e));
    }
    Numbering numbering = null;
    try {
        numbering = (Numbering) unmarshaller.unmarshal(is);
    } catch (JAXBException e) {
        LOGGER.error("Unmarshalling the numbering.xml failed with " + e.getMessage());
        LOGGER.debug(ExceptionUtils.getStackTrace(e));
    }
    NumberingDefinitionsPart numberingDefinitionsPart = null;
    try {
        numberingDefinitionsPart = new NumberingDefinitionsPart();
    } catch (InvalidFormatException e) {
        LOGGER.error("Creating the styles definition part failed with " + e.getMessage());
        LOGGER.debug(ExceptionUtils.getStackTrace(e));
    }
    numberingDefinitionsPart.setPackage(newPkg);
    numberingDefinitionsPart.setJaxbElement(numbering);
    try {
        newPkg.getMainDocumentPart().addTargetPart(numberingDefinitionsPart);
    } catch (InvalidFormatException e) {
        LOGGER.error("Adding the target part to MainDocumentPart failed with " + e.getMessage());
        LOGGER.debug(ExceptionUtils.getStackTrace(e));
    }
}

From source file:org.eclipse.winery.repository.client.WineryRepositoryClient.java

/**
 * Tries to retrieve a TDefinitions from the given resource / encoded(ns) /
 * encoded(localPart)//from  w  ww .j a  v a  2  s.c  o m
 *
 * @return null if 404 or other error
 */
private static TDefinitions getDefinitions(WebResource componentListResource, String ns, String localPart) {
    // we need double encoding as the client decodes the URL once
    String nsEncoded = Util.DoubleURLencode(ns);
    String idEncoded = Util.DoubleURLencode(localPart);

    WebResource instanceResource = componentListResource.path(nsEncoded).path(idEncoded);

    // TODO: org.eclipse.winery.repository.resources.AbstractComponentInstanceResource.getDefinitionsWithAssociatedThings() could be used to do the resolving at the server

    ClientResponse response = instanceResource.accept(MimeTypes.MIMETYPE_TOSCA_DEFINITIONS)
            .get(ClientResponse.class);
    if (response.getStatus() != 200) {
        // also handles 404
        return null;
    }

    TDefinitions definitions;
    try {
        Unmarshaller um = WineryRepositoryClient.createUnmarshaller();
        definitions = (TDefinitions) um.unmarshal(response.getEntityInputStream());
    } catch (JAXBException e) {
        LOGGER.error("Could not umarshal TDefinitions", e);
        // try next service
        return null;
    }
    return definitions;
}

From source file:com.cloudera.api.model.ApiModelTest.java

static <T> T xmlToObject(String text, Class<T> type)
        throws JAXBException, UnsupportedEncodingException, IllegalAccessException, InstantiationException {
    JAXBContext jc = JAXBContext.newInstance(type);
    Unmarshaller um = jc.createUnmarshaller();
    ByteArrayInputStream bais = new ByteArrayInputStream(text.getBytes(TEXT_ENCODING));
    Object res = um.unmarshal(bais);
    return type.cast(res);
}

From source file:fr.cls.atoll.motu.processor.wps.TestServiceMetadata.java

public static void testLoadOGCServiceMetadata() {
    // String xmlFile =
    // "J:/dev/atoll-v2/atoll-motu/atoll-motu-processor/src/test/resources/xml/TestServiceMetadata.xml";
    String xmlFile = "C:/Documents and Settings/dearith/Mes documents/Atoll/SchemaIso/TestServiceMetadataOK.xml";

    String schemaPath = "schema/iso19139";

    try {//  ww w  .  ja  va  2 s .  c  om
        List<String> errors = validateServiceMetadataFromString(xmlFile, schemaPath);
        if (errors.size() > 0) {
            StringBuffer stringBuffer = new StringBuffer();
            for (String str : errors) {
                stringBuffer.append(str);
                stringBuffer.append("\n");
            }
            throw new MotuException(String.format("ERROR - XML file '%s' is not valid - See errors below:\n%s",
                    xmlFile, stringBuffer.toString()));
        } else {
            System.out.println(String.format("XML file '%s' is valid", xmlFile));
        }

    } catch (MotuException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    InputStream in = null;
    try {
        in = Organizer.getUriAsInputStream(xmlFile);
    } catch (MotuException e1) {
        // TODO Auto-generated catch block
        e1.printStackTrace();
    }
    JAXBContext jc = null;
    try {
        // jc = JAXBContext.newInstance("org.isotc211.iso19139.d_2006_05_04.srv");
        // jc = JAXBContext.newInstance("org.isotc211.iso19139.d_2006_05_04.srv");
        jc = JAXBContext
                .newInstance(new Class[] { org.isotc211.iso19139.d_2006_05_04.srv.ObjectFactory.class });
        Unmarshaller unmarshaller = jc.createUnmarshaller();
        Source srcFile = new StreamSource(xmlFile);
        JAXBElement<?> element = (JAXBElement<?>) unmarshaller.unmarshal(srcFile);
        // JAXBElement<?> element = (JAXBElement<?>) unmarshaller.unmarshal(in);
        SVServiceIdentificationType serviceIdentificationType = (SVServiceIdentificationType) element
                .getValue();
        // serviceIdentificationType = (SVServiceIdentificationType) unmarshaller.unmarshal(in);
        System.out.println(serviceIdentificationType.toString());

        List<SVOperationMetadataPropertyType> operationMetadataPropertyTypeList = serviceIdentificationType
                .getContainsOperations();

        for (SVOperationMetadataPropertyType operationMetadataPropertyType : operationMetadataPropertyTypeList) {

            SVOperationMetadataType operationMetadataType = operationMetadataPropertyType
                    .getSVOperationMetadata();
            System.out.println("---------------------------------------------");
            if (operationMetadataType == null) {
                continue;
            }
            System.out.println(operationMetadataType.getOperationName().getCharacterString().getValue());
            System.out.println(operationMetadataType.getInvocationName().getCharacterString().getValue());
            System.out.println(operationMetadataType.getOperationDescription().getCharacterString().getValue());

            CIOnlineResourcePropertyType onlineResourcePropertyType = operationMetadataType.getConnectPoint()
                    .get(0);
            if (onlineResourcePropertyType != null) {
                System.out.println(operationMetadataType.getConnectPoint().get(0).getCIOnlineResource()
                        .getLinkage().getURL());
            }

            List<SVParameterPropertyType> parameterPropertyTypeList = operationMetadataType.getParameters();

            for (SVParameterPropertyType parameterPropertyType : parameterPropertyTypeList) {
                SVParameterType parameterType = parameterPropertyType.getSVParameter();

                if (parameterType.getName().getAName().getCharacterString() != null) {
                    System.out.println(parameterType.getName().getAName().getCharacterString().getValue());
                } else {
                    System.out.println("WARNING - A parameter has no name");

                }
                if (parameterType.getDescription() != null) {
                    if (parameterType.getDescription().getCharacterString() != null) {
                        System.out.println(parameterType.getDescription().getCharacterString().getValue());
                    } else {
                        System.out.println("WARNING - A parameter has no description");

                    }
                } else {
                    System.out.println("WARNING - A parameter has no description");

                }
            }

        }
        FileWriter writer = new FileWriter("c:/tempVFS/test.xml");

        Marshaller marshaller = jc.createMarshaller();
        marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE);
        marshaller.marshal(element, writer);

        writer.flush();
        writer.close();

        System.out.println("End testLoadOGCServiceMetadata");
    } catch (JAXBException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

}

From source file:com.virtualparadigm.packman.processor.JPackageManagerBU.java

private static Collection<Package> unmarshallFromFile(String inputFilePath) {
    List<Package> installPackageList = null;
    try {/*from  w  w  w .ja  v a2s.co m*/
        File inputFile = new File(inputFilePath);
        if (inputFile.exists()) {
            Unmarshaller unmarashaller = jaxbContext.createUnmarshaller();
            List<String> lines = FileUtils.readLines(new File(inputFilePath));
            installPackageList = new ArrayList<Package>();
            for (String line : lines) {
                installPackageList.add((Package) unmarashaller.unmarshal(new StringReader(line)));
            }
        }
    } catch (Exception e) {
        logger.error("", e);
        //            e.printStackTrace();
    }
    return installPackageList;
}

From source file:com.evolveum.midpoint.model.client.ModelClientUtil.java

public static <O> O unmarshallResource(String path) throws JAXBException, FileNotFoundException {
    Unmarshaller unmarshaller = jaxbContext.createUnmarshaller();

    InputStream is = null;//from   w  w  w  .  j  av a 2  s.  c  o  m
    JAXBElement<O> element = null;
    try {
        is = ModelClientUtil.class.getClassLoader().getResourceAsStream(path);
        if (is == null) {
            throw new FileNotFoundException("System resource " + path + " was not found");
        }
        element = (JAXBElement<O>) unmarshaller.unmarshal(is);
    } finally {
        if (is != null) {
            IOUtils.closeQuietly(is);
        }
    }
    if (element == null) {
        return null;
    }
    return element.getValue();
}