Example usage for javax.xml.validation SchemaFactory newSchema

Introduction

In this page you can find the example usage for javax.xml.validation SchemaFactory newSchema.

Prototype

public abstract Schema newSchema(Source[] schemas) throws SAXException;

Source Link

Document

Parses the specified source(s) as a schema and returns it as a schema.

Usage

From source file:org.apache.shindig.social.opensocial.util.XSDValidator.java

/**
 * Validate a xml input stream against a supplied schema.
 *
 * @param xml/*from www  . jav a  2  s.c  om*/
 *          a stream containing the xml
 * @param schema
 *          a stream containing the schema
 * @return a list of errors or warnings, a 0 lenght string if none.
 */
public static String validate(InputStream xml, InputStream schema) {

    SAXParserFactory factory = SAXParserFactory.newInstance();
    factory.setNamespaceAware(true);
    factory.setValidating(true);
    final StringBuilder errors = new StringBuilder();
    try {
        SchemaFactory schemaFactory = SchemaFactory.newInstance(W3C_XML_SCHEMA);
        Schema s = schemaFactory.newSchema(new StreamSource(schema));

        Validator validator = s.newValidator();
        final LSResourceResolver lsr = validator.getResourceResolver();
        validator.setResourceResolver(new LSResourceResolver() {

            public LSInput resolveResource(String arg0, String arg1, String arg2, String arg3, String arg4) {
                log.info("resolveResource(" + arg0 + ',' + arg1 + ',' + arg2 + ',' + arg3 + ',' + arg4 + ')');
                return lsr.resolveResource(arg0, arg1, arg2, arg3, arg4);
            }

        });

        validator.validate(new StreamSource(xml));
    } catch (IOException e) {
    } catch (SAXException e) {
        errors.append(e.getMessage()).append('\n');
    }

    return errors.toString();
}

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From source file:org.apache.stratos.adc.mgt.utils.PolicyHolder.java

public void validate(final OMElement omElement, final File schemaFile) throws SAXException, IOException {

    Element sourceElement;//from   w w w .j  a v  a 2  s. c o m

    // if the OMElement is created using DOM implementation use it
    if (omElement instanceof ElementImpl) {
        sourceElement = (Element) omElement;
    } else { // else convert from llom to dom
        sourceElement = getDOMElement(omElement);
    }

    // Create a SchemaFactory capable of understanding WXS schemas.

    // Load a WXS schema, represented by a Schema instance.
    SchemaFactory factory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
    Source source = new StreamSource(schemaFile);

    // Create a Validator object, which can be used to validate
    // an instance document.
    Schema schema = factory.newSchema(source);
    Validator validator = schema.newValidator();

    // Validate the DOM tree.
    validator.validate(new DOMSource(sourceElement));
}

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From source file:org.apache.stratos.cloud.controller.axiom.AxiomXpathParser.java

public void validate(final OMElement omElement, final File schemaFile) throws Exception {

    Element sourceElement;//from  www  . j  av a  2  s  .c  o  m

    // if the OMElement is created using DOM implementation use it
    if (omElement instanceof ElementImpl) {
        sourceElement = (Element) omElement;
    } else { // else convert from llom to dom
        sourceElement = getDOMElement(omElement);
    }

    // Create a SchemaFactory capable of understanding WXS schemas.

    // Load a WXS schema, represented by a Schema instance.
    SchemaFactory factory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
    Source source = new StreamSource(schemaFile);

    // Create a Validator object, which can be used to validate
    // an instance document.
    Schema schema = factory.newSchema(source);
    Validator validator = schema.newValidator();

    // Validate the DOM tree.
    validator.validate(new DOMSource(sourceElement));
}

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From source file:org.apache.stratos.cloud.controller.axiom.AxiomXpathParserUtil.java

public static void validate(final OMElement omElement, final File schemaFile) throws SAXException, IOException {

    Element sourceElement;/*from   www  .  j  a  va2 s  .c  o  m*/

    // if the OMElement is created using DOM implementation use it
    if (omElement instanceof ElementImpl) {
        sourceElement = (Element) omElement;
    } else { // else convert from llom to dom
        sourceElement = getDOMElement(omElement);
    }

    // Create a SchemaFactory capable of understanding WXS schemas.

    // Load a WXS schema, represented by a Schema instance.
    SchemaFactory factory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
    Source source = new StreamSource(schemaFile);

    // Create a Validator object, which can be used to validate
    // an instance document.
    Schema schema = factory.newSchema(source);
    Validator validator = schema.newValidator();

    // Validate the DOM tree.
    validator.validate(new DOMSource(sourceElement));
}

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From source file:org.apache.stratos.manager.utils.PolicyHolder.java

public void validate(final OMElement omElement, final File schemaFile) throws SAXException, IOException {

    Element sourceElement;//from   w w  w .  j  a v a 2  s .co  m

    // if the OMElement is created using DOM implementation use it
    if (omElement instanceof ElementImpl) {
        sourceElement = (Element) omElement;
    } else { // else convert from llom to dom
        sourceElement = getDOMElement(omElement);
    }

    // Create a SchemaFactory capable of understanding WXS schemas.

    // Load a WXS schema, represented by a Schema subscription.
    SchemaFactory factory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
    Source source = new StreamSource(schemaFile);

    // Create a Validator object, which can be used to validate
    // an subscription document.
    Schema schema = factory.newSchema(source);
    Validator validator = schema.newValidator();

    // Validate the DOM tree.
    validator.validate(new DOMSource(sourceElement));
}

---

From source file:org.apache.synapse.format.syslog.SyslogMessageBuilderTest.java

private SyslogMessage test(String message) throws Exception {
    MessageContext msgContext = new MessageContext();
    ByteArrayInputStream in = new ByteArrayInputStream(message.getBytes("us-ascii"));
    OMElement element = new SyslogMessageBuilder().processDocument(in, null, msgContext);
    SchemaFactory factory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
    Schema schema = factory.newSchema(
            new StreamSource(SyslogMessageBuilderTest.class.getResource("schema.xsd").toExternalForm()));
    Validator validator = schema.newValidator();
    validator.setErrorHandler(new ErrorHandler() {
        public void error(SAXParseException exception) throws SAXException {
            throw exception;
        }/*  w  ww  .  jav a 2  s .c o  m*/

        public void fatalError(SAXParseException exception) throws SAXException {
            throw exception;
        }

        public void warning(SAXParseException exception) throws SAXException {
            throw exception;
        }
    });
    validator.validate(new OMSource(element));
    String pidString = element.getAttributeValue(new QName(SyslogConstants.PID));
    return new SyslogMessage(element.getAttributeValue(new QName(SyslogConstants.FACILITY)),
            element.getAttributeValue(new QName(SyslogConstants.SEVERITY)),
            element.getAttributeValue(new QName(SyslogConstants.TAG)),
            pidString == null ? -1 : Integer.parseInt(pidString), element.getText());
}

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From source file:org.apache.synapse.mediators.validate.ValidateMediator.java

/**
 * Perform actual initialization of this validate mediator instance - if required
 *//*  w  w w  .ja v a  2  s  . c  o m*/
private void initialize(MessageContext msgCtx) {

    // flag to check if we need to initialize/re-initialize the schema Validator
    boolean reCreate = false;

    // if any of the schemas are not loaded or expired, load or re-load them
    Iterator iter = schemaKeys.iterator();
    while (iter.hasNext()) {
        String propKey = (String) iter.next();
        Property dp = msgCtx.getConfiguration().getPropertyObject(propKey);
        if (dp != null && dp.isDynamic()) {
            if (!dp.isCached() || dp.isExpired()) {
                reCreate = true; // request re-initialization of Validator
            }
        }
    }

    // do not re-initialize Validator unless required
    if (!reCreate && validator != null) {
        return;
    }

    try {
        // Create SchemaFactory and configure for the default schema language - XMLSchema
        SchemaFactory factory = SchemaFactory.newInstance(DEFAULT_SCHEMA_LANGUAGE);
        factory.setErrorHandler(errorHandler);

        // set any features on/off as requested
        iter = properties.entrySet().iterator();
        while (iter.hasNext()) {
            Map.Entry entry = (Map.Entry) iter.next();
            String value = (String) entry.getValue();
            factory.setFeature((String) entry.getKey(), value != null && "true".equals(value));
        }

        Schema schema = null;

        StreamSource[] sources = new StreamSource[schemaKeys.size()];
        iter = schemaKeys.iterator();
        int i = 0;
        while (iter.hasNext()) {
            String propName = (String) iter.next();
            sources[i++] = Util.getStreamSource(msgCtx.getConfiguration().getProperty(propName));
        }
        schema = factory.newSchema(sources);

        // Setup validator and input source
        // Features set for the SchemaFactory get propagated to Schema and Validator (JAXP 1.4)
        validator = schema.newValidator();
        validator.setErrorHandler(errorHandler);

    } catch (SAXException e) {
        handleException("Error creating Validator", e);
    }
}

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From source file:org.apache.tinkerpop.gremlin.structure.io.IoTest.java

private static void validateXmlAgainstGraphMLXsd(final File file) throws Exception {
    final Source xmlFile = new StreamSource(file);
    final SchemaFactory schemaFactory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
    final Schema schema = schemaFactory.newSchema(IoTest.class.getResource(
            TestHelper.convertPackageToResourcePath(GraphMLResourceAccess.class) + "graphml-1.1.xsd"));
    final Validator validator = schema.newValidator();
    validator.validate(xmlFile);/*from   w w w.  j  av a  2 s .c  om*/
}

---

From source file:org.apache.tinkerpop.gremlin.structure.IoTest.java

private void validateXmlAgainstGraphMLXsd(final File file) throws Exception {
    final Source xmlFile = new StreamSource(file);
    final SchemaFactory schemaFactory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
    final Schema schema = schemaFactory
            .newSchema(IoTest.class.getResource(GRAPHML_RESOURCE_PATH_PREFIX + "graphml-1.1.xsd"));
    final Validator validator = schema.newValidator();
    validator.validate(xmlFile);//  w w  w  . j a  v a 2s  . c  om
}

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From source file:org.apache.xml.security.stax.ext.XMLSecurityUtils.java

public static Schema loadXMLSecuritySchemas() throws SAXException {
    SchemaFactory schemaFactory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
    schemaFactory.setResourceResolver(new LSResourceResolver() {
        @Override//  w w w.jav  a  2 s .  c  om
        public LSInput resolveResource(String type, String namespaceURI, String publicId, String systemId,
                String baseURI) {
            if ("http://www.w3.org/2001/XMLSchema.dtd".equals(systemId)) {
                ConcreteLSInput concreteLSInput = new ConcreteLSInput();
                concreteLSInput.setByteStream(ClassLoaderUtils
                        .getResourceAsStream("bindings/schemas/XMLSchema.dtd", XMLSecurityConstants.class));
                return concreteLSInput;
            } else if ("XMLSchema.dtd".equals(systemId)) {
                ConcreteLSInput concreteLSInput = new ConcreteLSInput();
                concreteLSInput.setByteStream(ClassLoaderUtils
                        .getResourceAsStream("bindings/schemas/XMLSchema.dtd", XMLSecurityConstants.class));
                return concreteLSInput;
            } else if ("datatypes.dtd".equals(systemId)) {
                ConcreteLSInput concreteLSInput = new ConcreteLSInput();
                concreteLSInput.setByteStream(ClassLoaderUtils
                        .getResourceAsStream("bindings/schemas/datatypes.dtd", XMLSecurityConstants.class));
                return concreteLSInput;
            } else if ("http://www.w3.org/TR/2002/REC-xmldsig-core-20020212/xmldsig-core-schema.xsd"
                    .equals(systemId)) {
                ConcreteLSInput concreteLSInput = new ConcreteLSInput();
                concreteLSInput.setByteStream(ClassLoaderUtils.getResourceAsStream(
                        "bindings/schemas/xmldsig-core-schema.xsd", XMLSecurityConstants.class));
                return concreteLSInput;
            } else if ("http://www.w3.org/2001/xml.xsd".equals(systemId)) {
                ConcreteLSInput concreteLSInput = new ConcreteLSInput();
                concreteLSInput.setByteStream(ClassLoaderUtils.getResourceAsStream("bindings/schemas/xml.xsd",
                        XMLSecurityConstants.class));
                return concreteLSInput;
            }
            return null;
        }
    });
    Schema schema = schemaFactory.newSchema(new Source[] {
            new StreamSource(ClassLoaderUtils.getResourceAsStream("bindings/schemas/exc-c14n.xsd",
                    XMLSecurityConstants.class)),
            new StreamSource(ClassLoaderUtils.getResourceAsStream("bindings/schemas/xmldsig-core-schema.xsd",
                    XMLSecurityConstants.class)),
            new StreamSource(ClassLoaderUtils.getResourceAsStream("bindings/schemas/xenc-schema.xsd",
                    XMLSecurityConstants.class)),
            new StreamSource(ClassLoaderUtils.getResourceAsStream("bindings/schemas/xenc-schema-11.xsd",
                    XMLSecurityConstants.class)),
            new StreamSource(ClassLoaderUtils.getResourceAsStream("bindings/schemas/xmldsig11-schema.xsd",
                    XMLSecurityConstants.class)), });
    return schema;
}

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