How to use UniversalNamespaceCache method of org.cerberus.util.XmlUtil class

Best Cerberus-source code snippet using org.cerberus.util.XmlUtil.UniversalNamespaceCache

Source:XmlUtil.java

...116     * @author abourdon117     * @see <a href="https://www.ibm.com/developerworks/library/x-nmspccontext/#N10158">...</a>118     */119    @SuppressWarnings("unchecked")120    public static final class UniversalNamespaceCache implements NamespaceContext {121        /**122         * The associated {@link Logger} to this class123         */124        private static final Logger LOG = LogManager.getLogger(UniversalNamespaceCache.class);125        public static final boolean DEFAULT_TOP_LEVEL_ONLY = false;126        /**127         * The associated maps between prefixes and URIs128         */129        private Map<String, String> prefix2Uri = new HashMap<>();130        private Map<String, String> uri2Prefix = new HashMap<>();131        public UniversalNamespaceCache(Document document) {132            this(document, DEFAULT_TOP_LEVEL_ONLY);133        }134        /**135         * This constructor parses the document and stores all namespaces it can136         * find. If toplevelOnly is <code>true</code>, only namespaces in the137         * root are used.138         *139         * @param document     source document140         * @param toplevelOnly restriction of the search to enhance performance141         */142        public UniversalNamespaceCache(Document document, boolean toplevelOnly) {143            examineNode(document.getFirstChild(), toplevelOnly);144            if (LOG.isDebugEnabled()) {145                LOG.debug("Hereunder list of found namespaces (prefix, uri):");146                for (Map.Entry<String, String> items : prefix2Uri.entrySet()) {147                    LOG.debug("{}, {}", items.getKey(), items.getValue());148                }149            }150        }151        /**152         * A single node is read, the namespace attributes are extracted and153         * stored.154         *155         * @param node           to examine156         * @param attributesOnly if <code>true</code> no recursion happens157         */158        private void examineNode(Node node, boolean attributesOnly) {159            if (node == null) {160                LOG.warn("Unable to examine null node");161                return;162            }163            NamedNodeMap attributes = node.getAttributes();164            for (int i = 0; i < attributes.getLength(); i++) {165                Node attribute = attributes.item(i);166                storeAttribute((Attr) attribute);167            }168            if (!attributesOnly) {169                for (Node child : new IterableNodeList(node.getChildNodes())) {170                    if (child.getNodeType() == Node.ELEMENT_NODE) {171                        examineNode(child, false);172                    }173                }174            }175        }176        /**177         * This method looks at an attribute and stores it, if it is a namespace178         * attribute.179         *180         * @param attribute to examine181         */182        private void storeAttribute(Attr attribute) {183            if (XMLConstants.XMLNS_ATTRIBUTE_NS_URI.equals(attribute.getNamespaceURI())) {184                putInCache(XMLConstants.XMLNS_ATTRIBUTE.equals(attribute.getNodeName()) ? XMLConstants.DEFAULT_NS_PREFIX : attribute.getLocalName(), attribute.getNodeValue());185            }186        }187        /**188         * Put the given prefix and URI in cache189         *190         * @param prefix to put in cache191         * @param uri    to put in cache192         */193        private void putInCache(String prefix, String uri) {194            prefix2Uri.put(prefix, uri);195            uri2Prefix.put(uri, prefix);196        }197        /**198         * This method is called by XPath. It returns the namespace URI199         * associated to the given prefix.200         *201         * @param prefix to search for202         * @return uri203         */204        @Override205        public String getNamespaceURI(String prefix) {206            return prefix2Uri.get(prefix);207        }208        /**209         * This method is not needed in this context, but can be implemented in210         * a similar way.211         */212        @Override213        public String getPrefix(String namespaceURI) {214            return uri2Prefix.get(namespaceURI);215        }216        @Override217        @SuppressWarnings("rawtypes")218        public Iterator getPrefixes(String namespaceURI) {219            return null;220        }221    }222    /**223     * Returns a new {@link Document} instance from the default224     * {@link DocumentBuilder}225     *226     * @return a new {@link Document} instance from the default227     * {@link DocumentBuilder}228     * @throws XmlUtilException if an error occurred229     */230    public static Document newDocument() throws XmlUtilException {231        try {232            DocumentBuilderFactory resultDocFactory = DocumentBuilderFactory.newInstance();233            DocumentBuilder resultDocBuilder = resultDocFactory.newDocumentBuilder();234            return resultDocBuilder.newDocument();235        } catch (ParserConfigurationException e) {236            throw new XmlUtilException(e);237        }238    }239    /**240     * Returns a {@link String} representation of the {@link Node} given in241     * argument242     *243     * @param node the {@link Node} from which create the {@link String}244     *             representation245     * @return the {@link String} representation of the {@link Node} given in246     * argument247     * @throws XmlUtilException if {@link Node} cannot be represented as a248     *                          {@link String}249     */250    public static String toString(Node node) throws XmlUtilException {251        if (node == null) {252            throw new XmlUtilException("Cannot parse a null node");253        }254        try {255            StreamResult xmlOutput = new StreamResult(new StringWriter());256            Transformer transformer = TransformerFactory.newInstance().newTransformer();257            transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");258            transformer.transform(new DOMSource(node), xmlOutput);259            return xmlOutput.getWriter().toString();260        } catch (TransformerFactoryConfigurationError | TransformerException e) {261            throw new XmlUtilException(e);262        }263    }264    /**265     * Returns a {@link Document} representation of the {@link String} given in266     * argument267     *268     * @param xml                the {@link String} from which create the {@link Document}269     *                           representation270     * @param namespaceAwareness if namespaces have to be taking into account271     *                           during parsing272     * @return the {@link Document} representation of the {@link String} given273     * in argument274     * @throws XmlUtilException if {@link String} cannot be represented as a275     *                          {@link Document}276     */277    public static Document fromString(String xml, boolean namespaceAwareness) throws XmlUtilException {278        if (xml == null) {279            throw new XmlUtilException("Cannot parse a null XML file");280        }281        try {282            return newDocumentBuilder(namespaceAwareness, true).parse(new InputSource(new StringReader(xml)));283        } catch (SAXException | IOException | ParserConfigurationException e) {284            throw new XmlUtilException(e);285        }286    }287    /**288     * The {@link #fromString(String, boolean)} version by using the289     * {@link #DEFAULT_NAMESPACE_AWARENESS} value290     */291    public static Document fromString(String xml) throws XmlUtilException {292        return fromString(xml, DEFAULT_NAMESPACE_AWARENESS);293    }294    /**295     * Returns a {@link Document} representation of the {@link URL} given in296     * argument297     *298     * @param url                the {@link URL} from which create the {@link Document}299     *                           representation300     * @param namespaceAwareness if namespaces have to be taking into account301     *                           during parsing302     * @return the {@link Document} representation of the {@link URL} given in303     * argument304     * @throws XmlUtilException if {@link URL} cannot be represented as a305     *                          {@link Document}306     */307    public static Document fromURL(URL url, boolean namespaceAwareness) throws XmlUtilException {308        if (url == null) {309            throw new XmlUtilException("Cannot parse a null URL");310        }311        try {312            return newDocumentBuilder(namespaceAwareness, true).parse(new BufferedInputStream(url.openStream()));313        } catch (SAXException | IOException | ParserConfigurationException e) {314            throw new XmlUtilException(e);315        }316    }317    /**318     * The {@link #fromURL(URL, boolean)} version by using the319     * {@link #DEFAULT_NAMESPACE_AWARENESS} value320     *321     * @see #fromURL(URL, boolean)322     */323    public static Document fromURL(URL url) throws XmlUtilException {324        return fromURL(url, DEFAULT_NAMESPACE_AWARENESS);325    }326    /**327     * Evaluates the given xpath against the given document and produces new328     * document which satisfy the xpath expression.329     *330     * @param document the document to search against the given xpath331     * @param xpath    the xpath expression332     * @return a list of new document which gather all results which satisfy the333     * xpath expression against the given document.334     * @throws XmlUtilException if an error occurred335     */336    public static NodeList evaluate(Document document, String xpath) throws XmlUtilException {337        if (document == null || xpath == null) {338            throw new XmlUtilException("Unable to evaluate null document or xpath");339        }340        XPathFactory xpathFactory = XPathFactory.newInstance();341        XPath xpathObject = xpathFactory.newXPath();342        xpathObject.setNamespaceContext(new UniversalNamespaceCache(document));343        NodeList nodeList = null;344        try {345            XPathExpression expr = xpathObject.compile(xpath);346            nodeList = (NodeList) expr.evaluate(document, XPathConstants.NODESET);347        } catch (XPathExpressionException xpee) {348            throw new XmlUtilException(xpee);349        }350        if (nodeList == null) {351            throw new XmlUtilException("Evaluation caused a null result");352        }353        return nodeList;354    }355    /**356     * Evaluates the given xpath against the given document and produces string357     * which satisfy the xpath expression.358     *359     * @param document the document to search against the given xpath360     * @param xpath    the xpath expression361     * @return a string which satisfy the xpath expression against the given362     * document.363     * @throws XmlUtilException if an error occurred364     */365    public static String evaluateString(Document document, String xpath) throws XmlUtilException {366        if (document == null || xpath == null) {367            throw new XmlUtilException("Unable to evaluate null document or xpath");368        }369        XPathFactory xpathFactory = XPathFactory.newInstance();370        XPath xpathObject = xpathFactory.newXPath();371        xpathObject.setNamespaceContext(new UniversalNamespaceCache(document));372        String result = null;373        try {374            XPathExpression expr = xpathObject.compile(xpath);375            result = (String) expr.evaluate(document, XPathConstants.STRING);376        } catch (XPathExpressionException xpee) {377            throw new XmlUtilException(xpee);378        }379        if (result == null) {380            throw new XmlUtilException("Evaluation caused a null result");381        }382        return result;383    }384    public static Node evaluateNode(Document doc, String xpath) throws XmlUtilException {385        if (doc == null || xpath == null) {386            throw new XmlUtilException("Unable to evaluate null document or xpath");387        }388        XPathFactory xpathFactory = XPathFactory.newInstance();389        XPath xpathObject = xpathFactory.newXPath();390        xpathObject.setNamespaceContext(new UniversalNamespaceCache(doc));391        Node node = null;392        try {393            XPathExpression expr = xpathObject.compile(xpath);394            node = (Node) expr.evaluate(doc, XPathConstants.NODE);395        } catch (XPathExpressionException xpee) {396            throw new XmlUtilException(xpee);397        }398        if (node == null) {399            throw new XmlUtilException("Evaluation caused a null result");400        }401        return node;402    }403    /**404     * {@link String} version of the {@link #evaluate(Document, String)} method...

Source:XmlUtilUniversalNamespaceCacheTest.java

...19 */20package org.cerberus.util;21import javax.xml.XMLConstants;22import junit.framework.Assert;23import org.cerberus.util.XmlUtil.UniversalNamespaceCache;24import org.junit.Test;25/**26 * {@link UniversalNamespaceCache} test suite27 * 28 * @author abourdon29 */30public class XmlUtilUniversalNamespaceCacheTest {31	@Test32	public void testUniversalNamespaceCache() throws XmlUtilException {33		UniversalNamespaceCache cache = new UniversalNamespaceCache(XmlUtil.fromURL(getClass().getResource("namespaces.xml")));34		Assert.assertEquals("http://default", cache.getNamespaceURI(XMLConstants.DEFAULT_NS_PREFIX));35		Assert.assertEquals("http://prefix", cache.getNamespaceURI("prefix"));36		Assert.assertEquals("http://other", cache.getNamespaceURI("other"));37	}38}...

UniversalNamespaceCache

Using AI Code Generation

1import java.io.File;2import java.io.FileInputStream;3import java.io.FileNotFoundException;4import java.io.IOException;5import java.util.HashMap;6import java.util.Iterator;7import java.util.Map;8import javax.xml.parsers.DocumentBuilder;9import javax.xml.parsers.DocumentBuilderFactory;10import javax.xml.parsers.ParserConfigurationException;11import org.w3c.dom.Document;12import org.w3c.dom.Element;13import org.w3c.dom.Node;14import org.w3c.dom.NodeList;15import org.xml.sax.SAXException;16public class XmlUtil {17    public static void main(String[] args) {18        File file = new File("C:\\Users\\sushil\\Desktop\\3.xml");19        DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();20        documentBuilderFactory.setNamespaceAware(true);21        DocumentBuilder documentBuilder;22        Document document = null;23        try {24            documentBuilder = documentBuilderFactory.newDocumentBuilder();25            document = documentBuilder.parse(file);26        } catch (ParserConfigurationException | SAXException | IOException e) {27            e.printStackTrace();28        }29        Map<String, String> map = UniversalNamespaceCache(document, false);30        System.out.println(map);31    }32    public static Map UniversalNamespaceCache(Document doc, boolean inclusive) {33        Map<String, String> nsMap = new HashMap<String, String>();34        if (doc == null) {35            return nsMap;36        }37        Element root = doc.getDocumentElement();38        if (root == null) {39            return nsMap;40        }41        String rootPrefix = root.getPrefix();42        if (rootPrefix != null) {43            nsMap.put(rootPrefix, root.getNamespaceURI());44        }45        NodeList nl = doc.getElementsByTagName("*");46        for (int i = 0; i < nl.getLength(); i++) {47            Node n = nl.item(i);48            if (n.getNodeType() == Node.ELEMENT_NODE) {49                Element e = (Element) n;50                String prefix = e.getPrefix();51                String uri = e.getNamespaceURI();52                if (prefix != null && uri != null && !nsMap.containsKey(prefix)) {53                    nsMap.put(prefix, uri);54                }55            }56        }57        if (inclusive) {58            Node parent = root.getParentNode();59            while (parent != null) {60                if (parent.getNodeType() == Node.ELEMENT_NODE) {61                    Element e = (Element) parent;62                    String prefix = e.getPrefix();63                    String uri = e.getNamespaceURI();64                    if (prefix != null

UniversalNamespaceCache

Using AI Code Generation

1import org.cerberus.util.XmlUtil;2import org.w3c.dom.Document;3import javax.xml.parsers.DocumentBuilder;4import javax.xml.parsers.DocumentBuilderFactory;5import java.io.File;6public class XmlUtilTest {7    public static void main(String[] args) {8        try {9            File fXmlFile = new File("C:\\Users\\user\\Desktop\\xml\\test.xml");10            DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();11            DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();12            Document doc = dBuilder.parse(fXmlFile);13            XmlUtil xmlUtil = new XmlUtil();14        } catch (Exception e) {15            e.printStackTrace();16        }17    }18}19import org.cerberus.util.XmlUtil;20import org.w3c.dom.Document;21import javax.xml.parsers.DocumentBuilder;22import javax.xml.parsers.DocumentBuilderFactory;23import java.io.File;24public class XmlUtilTest {25    public static void main(String[] args) {26        try {27            File fXmlFile = new File("C:\\Users\\user\\Desktop\\xml\\test.xml");28            DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();29            DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();30            Document doc = dBuilder.parse(fXmlFile);31            XmlUtil xmlUtil = new XmlUtil();32        } catch (Exception e) {33            e.printStackTrace();34        }35    }36}37import org.cerberus.util.XmlUtil;38import org.w3c.dom.Document;39import javax.xml.parsers.DocumentBuilder;40import javax.xml.parsers.DocumentBuilderFactory;41import java.io.File;42public class XmlUtilTest {43    public static void main(String[] args) {44        try {45            File fXmlFile = new File("C:\\Users\\user\\Desktop\\xml\\test.xml");46            DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();47            DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();48            Document doc = dBuilder.parse(fXmlFile);

UniversalNamespaceCache

Using AI Code Generation

1import org.cerberus.util.XmlUtil;2import org.w3c.dom.Document;3import org.w3c.dom.Element;4import org.w3c.dom.NodeList;5import org.xml.sax.SAXException;6import javax.xml.parsers.ParserConfigurationException;7import javax.xml.transform.TransformerException;8import java.io.File;9import java.io.IOException;10import java.util.HashMap;11import java.util.Map;12public class 3 {13    public static void main(String[] args) throws ParserConfigurationException, IOException, SAXException, TransformerException {14        File xmlFile = new File("C:\\Users\\user\\Desktop\\xml\\3.xml");15        Document document = XmlUtil.parseXMLFile(xmlFile);16        Element rootElement = document.getDocumentElement();17        Map<String, String> namespaceMap = new HashMap<String, String>();18        XmlUtil.addNamespaceToXMLDocument(document, namespaceMap);19        XmlUtil.saveXMLDocument(document, xmlFile);20    }21}

UniversalNamespaceCache

Using AI Code Generation

1import java.io.*;2import java.util.*;3import java.util.Iterator;4import javax.xml.parsers.DocumentBuilder;5import javax.xml.parsers.DocumentBuilderFactory;6import javax.xml.parsers.ParserConfigurationException;7import javax.xml.xpath.XPath;8import javax.xml.xpath.XPathConstants;9import javax.xml.xpath.XPathExpression;10import javax.xml.xpath.XPathExpressionException;11import javax.xml.xpath.XPathFactory;12import org.w3c.dom.Document;13import org.w3c.dom.Node;14import org.w3c.dom.NodeList;15import org.w3c.dom.NamedNodeMap;16import org.xml.sax.SAXException;17public class 3 {18	public static void main(String[] args) throws Exception {19		File xmlFile = new File("C:\\Users\\sunny\\Desktop\\test.xml");20		DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();21		DocumentBuilder builder = factory.newDocumentBuilder();22		Document document = builder.parse(xmlFile);23		XPathFactory xpathFactory = XPathFactory.newInstance();24		XPath xpath = xpathFactory.newXPath();25		for(int i = 0; i < nodeList.getLength(); i++) {26			Node node = nodeList.item(i);27			System.out.println(node.getNodeName());28		}29	}30}31import java.io.*;32import java.util.*;33import java.util.Iterator;34import javax.xml.parsers.DocumentBuilder;35import javax.xml.parsers.DocumentBuilderFactory;36import javax.xml.parsers.ParserConfigurationException;37import javax.xml.xpath.XPath;38import javax.xml.xpath.XPathConstants;39import javax.xml.xpath.XPathExpression;40import javax.xml.xpath.XPathExpressionException;41import javax.xml.xpath.XPathFactory;42import org.w3c.dom.Document;43import org.w3c.dom.Node;44import

UniversalNamespaceCache

Using AI Code Generation

1package org.cerberus.util;2import java.io.File;3import java.io.IOException;4import java.util.HashMap;5import java.util.Map;6import javax.xml.parsers.ParserConfigurationException;7import org.w3c.dom.Document;8import org.xml.sax.SAXException;9public class XmlUtil {10    public static void main(String[] args) throws ParserConfigurationException, SAXException, IOException {11        File xmlFile = new File("3.xml");12        Document doc = XmlUtil.parse(xmlFile);13        Map<String, String> namespaceMap = new HashMap<String, String>();14        String value = XmlUtil.getNodeValue(doc, "name", namespaceMap);15        System.out.println(value);16    }17}18package org.cerberus.util;19import java.io.File;20import java.io.IOException;21import java.util.HashMap;22import java.util.Map;23import javax.xml.parsers.ParserConfigurationException;24import org.w3c.dom.Document;25import org.xml.sax.SAXException;26public class XmlUtil {27    public static void main(String[] args) throws ParserConfigurationException, SAXException, IOException {28        File xmlFile = new File("4.xml");29        Document doc = XmlUtil.parse(xmlFile);30        Map<String, String> namespaceMap = new HashMap<String, String>();

UniversalNamespaceCache

Using AI Code Generation

1import java.io.File;2import java.io.FileInputStream;3import java.io.FileNotFoundException;4import java.io.IOException;5import java.io.InputStream;6import java.util.Iterator;7import java.util.List;8import java.util.Map;9import java.util.Set;10import java.util.logging.Level;11import java.util.logging.Logger;12import javax.xml.XMLConstants;13import javax.xml.namespace.NamespaceContext;14import javax.xml.parsers.DocumentBuilder;15import javax.xml.parsers.DocumentBuilderFactory;16import javax.xml.parsers.ParserConfigurationException;17import org.cerberus.util.XmlUtil;18import org.w3c.dom.Document;19import org.xml.sax.SAXException;20public class 3 {21    public static void main(String[] args) {22        File fXmlFile = new File("C:\\Users\\user\\Documents\\NetBeansProjects\\3\\src\\3\\test.xml");23        String prefix = "ns2";24        String namespace = "";25        try {26            InputStream is = new FileInputStream(fXmlFile);27            namespace = XmlUtil.getNamespace(prefix, is);28            System.out.println(namespace);29        } catch (FileNotFoundException ex) {30            Logger.getLogger(3.class.getName()).log(Level.SEVERE, null, ex);31        }32    }33}34import java.io.File;35import java.io.FileInputStream;36import java.io.FileNotFoundException;37import java.io.IOException;38import java.io.InputStream;39import java.util.Iterator;40import java.util.List;41import java.util.Map;42import java.util.Set;43import java.util.logging.Level;44import java.util.logging.Logger;45import javax.xml.XMLConstants;46import javax.xml.namespace.NamespaceContext;47import javax.xml.parsers.DocumentBuilder;48import javax.xml.parsers.DocumentBuilderFactory;49import javax.xml.parsers.ParserConfigurationException;50import org.cerberus.util.XmlUtil;51import org.w3c.dom.Document;52import org.xml.sax.SAXException;53public class 4 {54    public static void main(String[] args) {55        File fXmlFile = new File("C:\\Users\\user\\Documents\\NetBeansProjects\\4\\src\\4\\test.xml");56        String prefix = "ns2";

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