Example usage for javax.xml.namespace NamespaceContext NamespaceContext

Introduction

In this page you can find the example usage for javax.xml.namespace NamespaceContext NamespaceContext.

Prototype

NamespaceContext

Source Link

Usage

From source file:Main.java

public static NamespaceContext getNamespaceContext(final String prefix, final String uri) {
    return new NamespaceContext() {
        @Override/*from  w  w w .j  a v a  2 s  .  c  om*/
        public String getNamespaceURI(String prefix) {
            return uri;
        }

        @Override
        public String getPrefix(String uri) {
            return prefix;
        }

        @Override
        public Iterator<String> getPrefixes(String uri) {
            ArrayList<String> prefixes = new ArrayList<String>();
            prefixes.add(prefix);
            return prefixes.iterator();
        }
    };
}

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From source file:Main.java

/**
 * @return/*from   w  w w  . ja  v a  2 s  . co  m*/
 */
public static XPath getCruxPagesXPath() {
    XPathFactory factory = XPathFactory.newInstance();
    XPath findPath = factory.newXPath();
    findPath.setNamespaceContext(new NamespaceContext() {
        public String getNamespaceURI(String prefix) {
            if (prefix.equals("c")) {
                return "http://www.cruxframework.org/crux";
            } else if (prefix.equals("v")) {
                return "http://www.cruxframework.org/view";
            }

            return "";
        }

        public String getPrefix(String namespaceURI) {
            if (namespaceURI.equals("http://www.cruxframework.org/crux")) {
                return "c";
            } else if (namespaceURI.equals("http://www.cruxframework.org/view")) {
                return "v";
            }
            return "";
        }

        public Iterator<?> getPrefixes(String namespaceURI) {
            List<String> prefixes = new ArrayList<String>();
            prefixes.add("c");
            prefixes.add("v");

            return prefixes.iterator();
        }
    });

    return findPath;
}

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From source file:Main.java

public static String getProcessIdFromBpmn(final String bpmn) {
    String processId = null;/*ww w  .j a  v a  2 s  . c o m*/
    try {
        final DocumentBuilderFactory domFactory = DocumentBuilderFactory.newInstance();
        domFactory.setNamespaceAware(true);
        final Document doc = domFactory.newDocumentBuilder()
                .parse(new ByteArrayInputStream(bpmn.getBytes("UTF-8")));
        final XPath xpath = XPathFactory.newInstance().newXPath();
        xpath.setNamespaceContext(new NamespaceContext() {
            @Override
            public Iterator<?> getPrefixes(final String namespaceURI) {
                // Not used in this context.
                return null;
            }

            @Override
            public String getPrefix(final String namespaceURI) {
                // Not used in this context.
                return null;
            }

            @Override
            public String getNamespaceURI(final String prefix) {
                // Only require the URI for the bpmn2 NS.
                return BPMN2_NAMESPACE_URI;
            }
        });
        final XPathExpression expr = xpath.compile(BPMN_PROCESS_ID_XPATH_EXPR);

        final Node node = (Node) expr.evaluate(doc, XPathConstants.NODE);
        processId = node.getAttributes().getNamedItem(BPMN_PROCESS_ID_ATTR).getNodeValue();
    } catch (final Exception e) {
        e.printStackTrace();
    }
    return processId;
}

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From source file:eu.smartfp7.terrier.sensor.ParserUtility.java

public static EdgeNodeSnapShot parse(InputStream is) throws Exception {
    DocumentBuilderFactory xmlfact = DocumentBuilderFactory.newInstance();
    xmlfact.setNamespaceAware(true);//  w ww  .  j  ava 2  s  .c  o m
    Document document = xmlfact.newDocumentBuilder().parse(is);

    NamespaceContext ctx = new NamespaceContext() {

        @Override
        public Iterator getPrefixes(String namespaceURI) {
            // TODO Auto-generated method stub
            return null;
        }

        @Override
        public String getPrefix(String namespaceURI) {
            // TODO Auto-generated method stub
            return null;
        }

        @Override
        public String getNamespaceURI(String prefix) {

            String uri = null;

            /*
             *    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
            xmlns:smart="http://www.ait.gr/ait_web_site/faculty/apne/schema.xml#"
            xmlns:dc="http://purl.org/dc/elements/1.1/"
            xmlns:contact="http://www.w3.org/2000/10/swap/pim/contact#"
            xmlns:geo="http://www.w3.org/2003/01/geo/wgs84_pos#"
            xmlns:time="http://www.w3.org/2006/time#"
            xml:base="http://www.ait.gr/ait_web_site/faculty/apne/report.xml"
                    
            *
            */

            if (prefix.equals("rdf")) {
                uri = "http://www.w3.org/1999/02/22-rdf-syntax-ns#";
            }
            if (prefix.equals("smart")) {
                uri = "http://www.ait.gr/ait_web_site/faculty/apne/schema.xml#";
            }
            if (prefix.equals("dc")) {
                uri = "http://purl.org/dc/elements/1.1/#";
            }
            if (prefix.equals("geo")) {
                uri = "http://www.w3.org/2003/01/geo/wgs84_pos#";
            }
            if (prefix.equals("time")) {
                uri = "http://www.w3.org/2006/time#";
            }
            return uri;

        }
    };

    // find the node data

    XPath xpath = XPathFactory.newInstance().newXPath();
    xpath.setNamespaceContext(ctx);

    String id = (String) xpath.compile("//smart:Node/@rdf:ID").evaluate(document, XPathConstants.STRING);
    String lat = (String) xpath.compile("//smart:Node/geo:lat/text()").evaluate(document,
            XPathConstants.STRING);
    String lon = (String) xpath.compile("//smart:Node/geo:long/text()").evaluate(document,
            XPathConstants.STRING);
    String fullName = (String) xpath.compile("//smart:Node/dc:fullName/text()").evaluate(document,
            XPathConstants.STRING);
    Node node = new Node(new Double(lat), new Double(lon), id, fullName);

    String time = (String) xpath.compile("//smart:Report/time:inXSDDateTime/text()").evaluate(document,
            XPathConstants.STRING);
    String reportId = (String) xpath.compile("//smart:Report/@rdf:ID").evaluate(document,
            XPathConstants.STRING);

    DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'");
    Calendar c = Calendar.getInstance();
    ;
    c.setTime(df.parse(time));

    String density = (String) xpath.compile("//smart:Crowd/smart:density/text()").evaluate(document,
            XPathConstants.STRING);
    String cameraGain = (String) xpath.compile("//smart:Crowd/smart:cameraGain/text()").evaluate(document,
            XPathConstants.STRING);

    NodeList list = (NodeList) xpath.compile("//smart:Crowd/smart:colour").evaluate(document,
            XPathConstants.NODESET);
    double[] colors = new double[list.getLength()];
    for (int i = 0; i < list.getLength(); i++) {
        org.w3c.dom.Node colorNode = list.item(i);
        String v = colorNode.getFirstChild().getTextContent();
        colors[i] = new Double(v);
    }

    CrowdReport crowdReport = new CrowdReport(reportId, new Double(density), new Double(cameraGain), colors);

    EdgeNodeSnapShot snapShot = new EdgeNodeSnapShot(node, id, c, crowdReport);

    return snapShot;
}

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From source file:Main.java

public static final String[] executeXPathExpression(InputSource inputSource, String xpathExpression,
        String namespace) throws XPathExpressionException, SAXException, IOException,
        ParserConfigurationException, TransformerException {

    // optional namespace spec: xmlns:prefix:URI
    String nsPrefix = null;/*  w w w.  j a va2  s . co  m*/
    String nsUri = null;
    if (namespace != null && namespace.startsWith("xmlns:")) {
        String[] nsDef = namespace.substring("xmlns:".length()).split("=");
        if (nsDef.length == 2) {
            nsPrefix = nsDef[0];
            nsUri = nsDef[1];
        }
    }

    // Parse XML to DOM
    DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
    dbFactory.setNamespaceAware(true);
    Document doc = dbFactory.newDocumentBuilder().parse(inputSource);

    // Find nodes by XPATH
    XPathFactory xpFactory = XPathFactory.newInstance();
    XPath xpath = xpFactory.newXPath();

    // namespace?
    if (nsPrefix != null) {
        final String myPrefix = nsPrefix;
        final String myUri = nsUri;
        xpath.setNamespaceContext(new NamespaceContext() {
            public String getNamespaceURI(String prefix) {
                return myPrefix.equals(prefix) ? myUri : null;
            }

            public String getPrefix(String namespaceURI) {
                return null; // we are not using this.
            }

            public Iterator<?> getPrefixes(String namespaceURI) {
                return null; // we are not using this.
            }
        });
    }

    XPathExpression expr = xpath.compile(xpathExpression);
    NodeList nodes = (NodeList) expr.evaluate(doc, XPathConstants.NODESET);

    List<String> lines = new ArrayList<>();

    for (int i = 0; i < nodes.getLength(); i++) {
        lines.add((indenting(nodes.item(i))));
    }

    return lines.toArray(new String[lines.size()]);

}

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From source file:Main.java

private static XPathExpression createXPathExpression(String xpathString) {
    /* XPath *///from www.  ja v a 2 s  .  co m
    XPathFactory factory = XPathFactory.newInstance();
    XPath xpath = factory.newXPath();
    xpath.setNamespaceContext(new NamespaceContext() {

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

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

        @Override
        public String getNamespaceURI(String prefix) {
            if ("ds".equals(prefix)) {
                return XMLSignature.XMLNS;
            } else if ("xades".equals(prefix)) {
                return "http://uri.etsi.org/01903/v1.3.2#";
            } else if ("xades141".equals(prefix)) {
                return "http://uri.etsi.org/01903/v1.4.1#";
            } else if ("xades111".equals(prefix)) {
                return "http://uri.etsi.org/01903/v1.1.1#";
            }
            throw new RuntimeException("Prefix not recognized : " + prefix);
        }
    });
    try {
        XPathExpression expr = xpath.compile(xpathString);
        return expr;
    } catch (XPathExpressionException ex) {
        throw new RuntimeException(ex);
    }

}

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From source file:org.jboss.spring.factory.NamedXmlBeanFactory.java

private void initializeNames(Resource resource) {
    try {//from w  w  w  .java2s.com
        XPath xPath = XPathFactory.newInstance().newXPath();
        xPath.setNamespaceContext(new NamespaceContext() {
            @Override
            public String getNamespaceURI(String prefix) {
                return "http://www.springframework.org/schema/beans";
            }

            @Override
            public String getPrefix(String namespaceURI) {
                return "beans";
            }

            @Override
            public Iterator getPrefixes(String namespaceURI) {
                return Collections.singleton("beans").iterator();
            }
        });
        String expression = "/beans:beans/beans:description";
        InputSource inputSource = new InputSource(resource.getInputStream());
        String description = xPath.evaluate(expression, inputSource);
        if (description != null) {
            Matcher bfm = Pattern.compile(Constants.BEAN_FACTORY_ELEMENT).matcher(description);
            if (bfm.find()) {
                this.name = bfm.group(1);
            }
            Matcher pbfm = Pattern.compile(Constants.PARENT_BEAN_FACTORY_ELEMENT).matcher(description);
            if (pbfm.find()) {
                String parentName = pbfm.group(1);
                try {
                    this.setParentBeanFactory((BeanFactory) Util.lookup(parentName, BeanFactory.class));
                } catch (Exception e) {
                    throw new BeanDefinitionStoreException(
                            "Failure during parent bean factory JNDI lookup: " + parentName, e);
                }
            }
            Matcher inst = Pattern.compile(Constants.INSTANTIATION_ELEMENT).matcher(description);
            if (inst.find()) {
                instantiate = Boolean.parseBoolean(inst.group(1));
            }
        }
        if (this.name == null || "".equals(StringUtils.trimAllWhitespace(this.name))) {
            this.name = this.defaultName;
        }
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

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From source file:com.github.radium226.github.maven.MetaDataDownloader.java

public static String evaluateXPath(InputStream pomInputStream, String expression)
        throws XPathExpressionException {
    XPathFactory xPathFactory = XPathFactory.newInstance();
    XPath xPath = xPathFactory.newXPath();
    xPath.setNamespaceContext(new NamespaceContext() {

        @Override/*from   www .  j av a 2  s .co m*/
        public String getNamespaceURI(String prefix) {
            if (prefix.equals("ns")) {
                return "http://maven.apache.org/POM/4.0.0";
            }

            return null;
        }

        @Override
        public String getPrefix(String namespaceURI) {
            return null;
        }

        @Override
        public Iterator getPrefixes(String namespaceURI) {
            return null;
        }
    });
    XPathExpression xPathExpression = xPath.compile(expression);
    String version = (String) xPathExpression.evaluate(new InputSource(pomInputStream), XPathConstants.STRING);
    return version;
}

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From source file:gov.nij.bundles.intermediaries.ers.EntityResolutionMessageHandlerTest.java

@Before
public void setUp() throws Exception {
    final NamespaceContext baseEntityResolutionNamespaceContext = new EntityResolutionNamespaceContext();
    testNamespaceContext = new NamespaceContext() {

        @Override// ww w. j av  a2 s  . c  om
        public String getNamespaceURI(String prefix) {
            if ("ext".equals(prefix)) {
                return "http://local.org/IEPD/Extensions/PersonSearchResults/1.0";
            }
            return baseEntityResolutionNamespaceContext.getNamespaceURI(prefix);
        }

        @Override
        public String getPrefix(String arg0) {
            return baseEntityResolutionNamespaceContext.getPrefix(arg0);
        }

        @SuppressWarnings("rawtypes")
        @Override
        public Iterator getPrefixes(String arg0) {
            return baseEntityResolutionNamespaceContext.getPrefixes(arg0);
        }

    };
    entityResolutionMessageHandler = new EntityResolutionMessageHandler();
    testAttributeParametersMessageInputStream = getClass()
            .getResourceAsStream("/xml/TestAttributeParameters.xml");
    assertNotNull(testAttributeParametersMessageInputStream);
    entityResolutionMessageHandler.setAttributeParametersStream(testAttributeParametersMessageInputStream);
    testRequestMessageInputStream = getClass().getResourceAsStream("/xml/EntityMergeRequestMessage.xml");
    assertNotNull(testRequestMessageInputStream);
}

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From source file:org.jboss.spring.factory.NamedXmlApplicationContext.java

private void initializeNames(Resource resource) {
    try {//  www  . j  a v a 2 s  .  c o  m
        XPath xPath = XPathFactory.newInstance().newXPath();
        xPath.setNamespaceContext(new NamespaceContext() {
            @Override
            public String getNamespaceURI(String prefix) {
                return "http://www.springframework.org/schema/beans";
            }

            @Override
            public String getPrefix(String namespaceURI) {
                return "beans";
            }

            @Override
            public Iterator getPrefixes(String namespaceURI) {
                return Collections.singleton("beans").iterator();
            }
        });
        String expression = "/beans:beans/beans:description";
        InputSource inputSource = new InputSource(resource.getInputStream());
        String description = xPath.evaluate(expression, inputSource);
        if (description != null) {
            Matcher bfm = Pattern.compile(Constants.BEAN_FACTORY_ELEMENT).matcher(description);
            if (bfm.find()) {
                this.name = bfm.group(1);
            }
            Matcher pbfm = Pattern.compile(Constants.PARENT_BEAN_FACTORY_ELEMENT).matcher(description);
            if (pbfm.find()) {
                String parentName = pbfm.group(1);
                try {
                    this.getBeanFactory()
                            .setParentBeanFactory((BeanFactory) Util.lookup(parentName, BeanFactory.class));
                } catch (Exception e) {
                    throw new BeanDefinitionStoreException(
                            "Failure during parent bean factory JNDI lookup: " + parentName, e);
                }
            }
        }
        if (this.name == null || "".equals(StringUtils.trimAllWhitespace(this.name))) {
            this.name = this.defaultName;
        }
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

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