Example usage for javax.xml XMLConstants XML_NS_PREFIX

Introduction

In this page you can find the example usage for javax.xml XMLConstants XML_NS_PREFIX.

Prototype

String XML_NS_PREFIX

To view the source code for javax.xml XMLConstants XML_NS_PREFIX.

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Document

The official XML Namespace prefix.

Usage

From source file:MainClass.java

public SimpleNamespaceContext() {
    addNamespace(XMLConstants.XML_NS_PREFIX, XMLConstants.XML_NS_URI);
    addNamespace(XMLConstants.XMLNS_ATTRIBUTE, XMLConstants.XMLNS_ATTRIBUTE_NS_URI);
}

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From source file:org.maodian.flyingcat.xmpp.codec.InfoQueryCodec.java

@Override
public void encode(Object object, XMLStreamWriter xmlsw) throws XMLStreamException {
    InfoQuery iq = (InfoQuery) object;/* w  ww  .  j  a va 2 s. c  o  m*/
    xmlsw.writeStartElement("iq");
    writeRequiredAttribute(xmlsw, "id", iq.getId());
    writeRequiredAttribute(xmlsw, "type", iq.getType());

    writeAttributeIfNotBlank(xmlsw, "from", iq.getFrom());
    writeAttributeIfNotBlank(xmlsw, "to", iq.getTo());
    writeAttributeIfNotBlank(xmlsw, XMLConstants.XML_NS_PREFIX, XMLConstants.XML_NS_URI, "lang",
            iq.getLanguage());

    Object payload = iq.getPayload();
    if (payload != null) {
        Encoder encoder = findEncoder(payload.getClass());
        encoder.encode(payload, xmlsw);
    }

    xmlsw.writeEndDocument();
}

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From source file:org.maodian.flyingcat.xmpp.state.StreamState.java

private void doHandle(XmppContext context, XMLStreamReader xmlsr, XMLStreamWriter xmlsw)
        throws XMLStreamException {
    xmlsr.nextTag();//  w  ww  . j a v a  2  s . c om
    QName qname = new QName(XmppNamespace.STREAM, "stream");
    if (!xmlsr.getName().equals(qname)) {
        throw new XmppException(StreamError.INVALID_NAMESPACE).set("QName", xmlsr.getName());
    }

    // throw exception if client version > 1.0
    BigDecimal version = new BigDecimal(xmlsr.getAttributeValue("", "version"));
    if (version.compareTo(SUPPORTED_VERSION) > 0) {
        throw new XmppException(StreamError.UNSUPPORTED_VERSION);
    }

    xmlsw.writeStartDocument();
    xmlsw.writeStartElement("stream", "stream", XmppNamespace.STREAM);
    xmlsw.writeNamespace("stream", XmppNamespace.STREAM);
    xmlsw.writeDefaultNamespace(XmppNamespace.CLIENT_CONTENT);

    xmlsw.writeAttribute("id", RandomStringUtils.randomAlphabetic(32));
    xmlsw.writeAttribute("version", "1.0");
    xmlsw.writeAttribute("from", "localhost");
    xmlsw.writeAttribute(XMLConstants.XML_NS_PREFIX, XMLConstants.XML_NS_URI, "lang", "en");
    String from = xmlsr.getAttributeValue(null, "from");
    if (from != null) {
        xmlsw.writeAttribute("to", from);
    }

    // features
    xmlsw.writeStartElement(XmppNamespace.STREAM, "features");
    writeFeatures(xmlsw);
    xmlsw.writeEndElement();
}

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From source file:com.jkoolcloud.tnt4j.streams.parsers.ActivityXmlParser.java

/**
 * Constructs a new activity XML string parser.
 *
 * @throws ParserConfigurationException/*from   w w w .  j  a va2s. c  o m*/
 *             if any errors configuring the parser
 */
public ActivityXmlParser() throws ParserConfigurationException {
    DocumentBuilderFactory domFactory = DocumentBuilderFactory.newInstance();
    domFactory.setNamespaceAware(true);
    builder = domFactory.newDocumentBuilder();
    xPath = StreamsXMLUtils.getStreamsXPath();

    if (namespaces == null) {
        if (xPath.getNamespaceContext() instanceof NamespaceMap) {
            namespaces = (NamespaceMap) xPath.getNamespaceContext();
        } else {
            namespaces = new NamespaceMap();
            xPath.setNamespaceContext(namespaces);
        }
    }

    namespaces.addPrefixUriMapping(XMLConstants.XML_NS_PREFIX, XMLConstants.XML_NS_URI);
    namespaces.addPrefixUriMapping("xsi", XMLConstants.W3C_XML_SCHEMA_INSTANCE_NS_URI); // NON-NLS
}

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From source file:de.pangaea.fixo3.xml.ProcessXmlFiles.java

private void run() throws FileNotFoundException, SAXException, IOException, ParserConfigurationException,
        XPathExpressionException {
    // src/test/resources/, src/main/resources/files
    File folder = new File("src/main/resources/files");
    File[] files = folder.listFiles(new FileFilter() {

        @Override//  w  ww.  j av  a 2s  . c  o  m
        public boolean accept(File pathname) {
            if (pathname.getName().endsWith(".xml"))
                return true;

            return false;
        }
    });

    JsonArrayBuilder json = Json.createArrayBuilder();

    Document doc;
    String deviceLabel, deviceComment, deviceImage;

    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    dbf.setNamespaceAware(true);

    final Map<String, String> prefixToNS = new HashMap<>();
    prefixToNS.put(XMLConstants.XML_NS_PREFIX, XMLConstants.XML_NS_URI);
    prefixToNS.put(XMLConstants.XMLNS_ATTRIBUTE, XMLConstants.XMLNS_ATTRIBUTE_NS_URI);
    prefixToNS.put("sml", "http://www.opengis.net/sensorml/2.0");
    prefixToNS.put("gml", "http://www.opengis.net/gml/3.2");
    prefixToNS.put("gmd", "http://www.isotc211.org/2005/gmd");

    XPath x = XPathFactory.newInstance().newXPath();
    x.setNamespaceContext(new NamespaceContext() {
        @Override
        public String getNamespaceURI(String prefix) {
            Objects.requireNonNull(prefix, "Namespace prefix cannot be null");
            final String uri = prefixToNS.get(prefix);
            if (uri == null) {
                throw new IllegalArgumentException("Undeclared namespace prefix: " + prefix);
            }
            return uri;
        }

        @Override
        public String getPrefix(String namespaceURI) {
            throw new UnsupportedOperationException();
        }

        @Override
        public Iterator<?> getPrefixes(String namespaceURI) {
            throw new UnsupportedOperationException();
        }
    });

    XPathExpression exGmlName = x.compile("/sml:PhysicalSystem/gml:name");
    XPathExpression exGmlDescription = x.compile("/sml:PhysicalSystem/gml:description");
    XPathExpression exGmdUrl = x.compile(
            "/sml:PhysicalSystem/sml:documentation/sml:DocumentList/sml:document/gmd:CI_OnlineResource/gmd:linkage/gmd:URL");
    XPathExpression exTerm = x
            .compile("/sml:PhysicalSystem/sml:classification/sml:ClassifierList/sml:classifier/sml:Term");

    int m = 0;
    int n = 0;

    for (File file : files) {
        log.info(file.getName());
        doc = dbf.newDocumentBuilder().parse(new FileInputStream(file));

        deviceLabel = exGmlName.evaluate(doc).trim();
        deviceComment = exGmlDescription.evaluate(doc).trim();
        deviceImage = exGmdUrl.evaluate(doc).trim();
        NodeList terms = (NodeList) exTerm.evaluate(doc, XPathConstants.NODESET);

        JsonObjectBuilder jobDevice = Json.createObjectBuilder();

        jobDevice.add("name", toUri(deviceLabel));
        jobDevice.add("label", deviceLabel);
        jobDevice.add("comment", toAscii(deviceComment));
        jobDevice.add("image", deviceImage);

        JsonArrayBuilder jabSubClasses = Json.createArrayBuilder();

        for (int i = 0; i < terms.getLength(); i++) {
            Node term = terms.item(i);
            NodeList attributes = term.getChildNodes();

            String attributeLabel = null;
            String attributeValue = null;

            for (int j = 0; j < attributes.getLength(); j++) {
                Node attribute = attributes.item(j);
                String attributeName = attribute.getNodeName();

                if (attributeName.equals("sml:label")) {
                    attributeLabel = attribute.getTextContent();
                } else if (attributeName.equals("sml:value")) {
                    attributeValue = attribute.getTextContent();
                }
            }

            if (attributeLabel == null || attributeValue == null) {
                throw new RuntimeException("Attribute label or value cannot be null [attributeLabel = "
                        + attributeLabel + "; attributeValue = " + attributeValue + "]");
            }

            if (attributeLabel.equals("model")) {
                continue;
            }

            if (attributeLabel.equals("manufacturer")) {
                jobDevice.add("manufacturer", attributeValue);
                continue;
            }

            n++;

            Quantity quantity = getQuantity(attributeValue);

            if (quantity == null) {
                continue;
            }

            m++;

            JsonObjectBuilder jobSubClass = Json.createObjectBuilder();
            JsonObjectBuilder jobCapability = Json.createObjectBuilder();
            JsonObjectBuilder jobQuantity = Json.createObjectBuilder();

            String quantityLabel = getQuantityLabel(attributeLabel);
            String capabilityLabel = deviceLabel + " " + quantityLabel;

            jobCapability.add("label", capabilityLabel);

            jobQuantity.add("label", quantity.getLabel());

            if (quantity.getValue() != null) {
                jobQuantity.add("value", quantity.getValue());
            } else if (quantity.getMinValue() != null && quantity.getMaxValue() != null) {
                jobQuantity.add("minValue", quantity.getMinValue());
                jobQuantity.add("maxValue", quantity.getMaxValue());
            } else {
                throw new RuntimeException(
                        "Failed to determine quantity value [attributeValue = " + attributeValue + "]");
            }

            jobQuantity.add("unitCode", quantity.getUnitCode());
            jobQuantity.add("type", toUri(quantityLabel));

            jobCapability.add("quantity", jobQuantity);
            jobSubClass.add("capability", jobCapability);

            jabSubClasses.add(jobSubClass);
        }

        jobDevice.add("subClasses", jabSubClasses);

        json.add(jobDevice);
    }

    Map<String, Object> properties = new HashMap<>(1);
    properties.put(JsonGenerator.PRETTY_PRINTING, true);

    JsonWriterFactory jsonWriterFactory = Json.createWriterFactory(properties);
    JsonWriter jsonWriter = jsonWriterFactory.createWriter(new FileWriter(new File(jsonFileName)));
    jsonWriter.write(json.build());
    jsonWriter.close();

    System.out.println("Fraction of characteristics included: " + m + "/" + n);
}

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From source file:InlineSchemaValidator.java

public String getNamespaceURI(String prefix) {
    if (prefix == null) {
        throw new IllegalArgumentException("Prefix cannot be null.");
    } else if (XMLConstants.XML_NS_PREFIX.equals(prefix)) {
        return XMLConstants.XML_NS_URI;
    } else if (XMLConstants.XMLNS_ATTRIBUTE.equals(prefix)) {
        return XMLConstants.XMLNS_ATTRIBUTE_NS_URI;
    } else if (fPrefixToURIMappings != null) {
        String uri = (String) fPrefixToURIMappings.get(prefix);
        if (uri != null) {
            return uri;
        }//from w w  w  . ja va  2 s.com
    }
    return XMLConstants.NULL_NS_URI;
}

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From source file:InlineSchemaValidator.java

public String getPrefix(String namespaceURI) {
    if (namespaceURI == null) {
        throw new IllegalArgumentException("Namespace URI cannot be null.");
    } else if (XMLConstants.XML_NS_URI.equals(namespaceURI)) {
        return XMLConstants.XML_NS_PREFIX;
    } else if (XMLConstants.XMLNS_ATTRIBUTE_NS_URI.equals(namespaceURI)) {
        return XMLConstants.XMLNS_ATTRIBUTE;
    } else if (fURIToPrefixMappings != null) {
        HashSet prefixes = (HashSet) fURIToPrefixMappings.get(namespaceURI);
        if (prefixes != null && prefixes.size() > 0) {
            return (String) prefixes.iterator().next();
        }/*from  w  w w .  ja  v  a  2 s.  com*/
    }
    return null;
}

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From source file:InlineSchemaValidator.java

public Iterator getPrefixes(String namespaceURI) {
    if (namespaceURI == null) {
        throw new IllegalArgumentException("Namespace URI cannot be null.");
    } else if (XMLConstants.XML_NS_URI.equals(namespaceURI)) {
        return new Iterator() {
            boolean more = true;

            public boolean hasNext() {
                return more;
            }/*from  ww w . j  a va 2  s.c  om*/

            public Object next() {
                if (!hasNext()) {
                    throw new NoSuchElementException();
                }
                more = false;
                return XMLConstants.XML_NS_PREFIX;
            }

            public void remove() {
                throw new UnsupportedOperationException();
            }
        };
    } else if (XMLConstants.XMLNS_ATTRIBUTE_NS_URI.equals(namespaceURI)) {
        return new Iterator() {
            boolean more = true;

            public boolean hasNext() {
                return more;
            }

            public Object next() {
                if (!hasNext()) {
                    throw new NoSuchElementException();
                }
                more = false;
                return XMLConstants.XMLNS_ATTRIBUTE;
            }

            public void remove() {
                throw new UnsupportedOperationException();
            }
        };
    } else if (fURIToPrefixMappings != null) {
        HashSet prefixes = (HashSet) fURIToPrefixMappings.get(namespaceURI);
        if (prefixes != null && prefixes.size() > 0) {
            return prefixes.iterator();
        }
    }
    return Collections.EMPTY_LIST.iterator();
}

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From source file:nz.co.testamation.common.util.PrefixMapNamespaceContext.java

public String getNamespaceURI(String prefix) {
    switch (prefix) {
    case XMLConstants.XML_NS_PREFIX:
        return XMLConstants.XML_NS_URI;
    case XMLConstants.XMLNS_ATTRIBUTE:
        return XMLConstants.XMLNS_ATTRIBUTE_NS_URI;
    default:/*  w  ww  . j  av  a2 s  .  co m*/
        return StringUtils.defaultString(prefixNamespaceMap.get(prefix), XMLConstants.NULL_NS_URI);
    }
}

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From source file:org.apache.olingo.client.core.serialization.AbstractAtomDealer.java

protected void namespaces(final XMLStreamWriter writer) throws XMLStreamException {
    writer.writeNamespace(StringUtils.EMPTY, Constants.NS_ATOM);
    writer.writeNamespace(XMLConstants.XML_NS_PREFIX, XMLConstants.XML_NS_URI);
    writer.writeNamespace(Constants.PREFIX_METADATA, Constants.NS_METADATA);
    writer.writeNamespace(Constants.PREFIX_DATASERVICES, Constants.NS_DATASERVICES);
    writer.writeNamespace(Constants.PREFIX_GML, Constants.NS_GML);
    writer.writeNamespace(Constants.PREFIX_GEORSS, Constants.NS_GEORSS);
}

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