Examples with Node org.w3c.dom.Node used on opensource projects

Example 16 with Node

use of org.w3c.dom.Node in project camel by apache.

the class XPathBuilder method logDiscoveredNamespaces.

private void logDiscoveredNamespaces(NodeList namespaces) {
    Map<String, HashSet<String>> map = new LinkedHashMap<String, HashSet<String>>();
    for (int i = 0; i < namespaces.getLength(); i++) {
        Node n = namespaces.item(i);
        if (n.getNodeName().equals("xmlns:xml")) {
            // skip the implicit XML namespace as it provides no value
            continue;
        }
        String prefix = namespaces.item(i).getNodeName();
        if (prefix.equals("xmlns")) {
            prefix = "DEFAULT";
        }
        // add to map
        if (!map.containsKey(prefix)) {
            map.put(prefix, new HashSet<String>());
        }
        map.get(prefix).add(namespaces.item(i).getNodeValue());
    }
    LOG.info("Namespaces discovered in message: {}.", map);
}

Example 17 with Node

use of org.w3c.dom.Node in project camel by apache.

the class Namespaces method add.

public Namespaces add(Element element) {
    // let's set the parent first in case we overload a prefix here
    Node parentNode = element.getParentNode();
    if (parentNode instanceof org.w3c.dom.Element) {
        add((Element) parentNode);
    }
    NamedNodeMap attributes = element.getAttributes();
    int size = attributes.getLength();
    for (int i = 0; i < size; i++) {
        Attr node = (Attr) attributes.item(i);
        String name = node.getName();
        if (name.startsWith("xmlns:")) {
            String prefix = name.substring("xmlns:".length());
            String uri = node.getValue();
            add(prefix, uri);
        }
    }
    return this;
}

Example 18 with Node

use of org.w3c.dom.Node in project camel by apache.

the class ModelHelper method loadRoutesDefinition.

/**
     * Marshal the xml to the model definition
     *
     * @param context the CamelContext, if <tt>null</tt> then {@link org.apache.camel.spi.ModelJAXBContextFactory} is not in use
     * @param node the xml node
     * @throws Exception is thrown if an error is encountered unmarshalling from xml to model
     */
public static RoutesDefinition loadRoutesDefinition(CamelContext context, Node node) throws Exception {
    JAXBContext jaxbContext = getJAXBContext(context);
    Map<String, String> namespaces = new LinkedHashMap<>();
    Document dom = node instanceof Document ? (Document) node : node.getOwnerDocument();
    extractNamespaces(dom, namespaces);
    Binder<Node> binder = jaxbContext.createBinder();
    Object result = binder.unmarshal(node);
    if (result == null) {
        throw new JAXBException("Cannot unmarshal to RoutesDefinition using JAXB");
    }
    // can either be routes or a single route
    RoutesDefinition answer;
    if (result instanceof RouteDefinition) {
        RouteDefinition route = (RouteDefinition) result;
        answer = new RoutesDefinition();
        applyNamespaces(route, namespaces);
        answer.getRoutes().add(route);
    } else if (result instanceof RoutesDefinition) {
        answer = (RoutesDefinition) result;
        for (RouteDefinition route : answer.getRoutes()) {
            applyNamespaces(route, namespaces);
        }
    } else {
        throw new IllegalArgumentException("Unmarshalled object is an unsupported type: " + ObjectHelper.className(result) + " -> " + result);
    }
    return answer;
}

Example 19 with Node

use of org.w3c.dom.Node in project camel by apache.

the class DomConverter method toString.

@Converter
public String toString(NodeList nodeList, Exchange exchange) throws TransformerException {
    // converting NodeList to String is more tricky
    // sometimes the NodeList is a Node which we can then leverage
    // the XML converter to turn into XML incl. tags
    StringBuilder buffer = new StringBuilder();
    // use XML converter at first since it preserves tag names
    boolean found = false;
    if (nodeList instanceof Node) {
        Node node = (Node) nodeList;
        String s = toString(node, exchange);
        if (ObjectHelper.isNotEmpty(s)) {
            found = true;
            buffer.append(s);
        }
    } else {
        // use XML converter at first since it preserves tag names
        int size = nodeList.getLength();
        for (int i = 0; i < size; i++) {
            Node node = nodeList.item(i);
            String s = toString(node, exchange);
            if (ObjectHelper.isNotEmpty(s)) {
                found = true;
                buffer.append(s);
            }
        }
    }
    // used an xpath to select an attribute or text() or something
    if (!found) {
        append(buffer, nodeList);
    }
    return buffer.toString();
}

Example 20 with Node

use of org.w3c.dom.Node in project camel by apache.

the class XmlLineNumberParserTest method testParseCamelContextForceNamespace.

public void testParseCamelContextForceNamespace() throws Exception {
    FileInputStream fis = new FileInputStream("src/test/resources/org/apache/camel/util/camel-context.xml");
    Document dom = XmlLineNumberParser.parseXml(fis, null, "camelContext", "http://camel.apache.org/schema/spring");
    assertNotNull(dom);
    NodeList list = dom.getElementsByTagName("camelContext");
    assertEquals(1, list.getLength());
    Node node = list.item(0);
    String lineNumber = (String) node.getUserData(XmlLineNumberParser.LINE_NUMBER);
    String lineNumberEnd = (String) node.getUserData(XmlLineNumberParser.LINE_NUMBER_END);
    String ns = node.getNamespaceURI();
    assertEquals("http://camel.apache.org/schema/spring", ns);
    assertEquals("28", lineNumber);
    assertEquals("46", lineNumberEnd);
    // and there are two routes
    list = dom.getElementsByTagName("route");
    assertEquals(2, list.getLength());
    Node node1 = list.item(0);
    Node node2 = list.item(1);
    String lineNumber1 = (String) node1.getUserData(XmlLineNumberParser.LINE_NUMBER);
    String lineNumberEnd1 = (String) node1.getUserData(XmlLineNumberParser.LINE_NUMBER_END);
    assertEquals("30", lineNumber1);
    assertEquals("36", lineNumberEnd1);
    String lineNumber2 = (String) node2.getUserData(XmlLineNumberParser.LINE_NUMBER);
    String lineNumberEnd2 = (String) node2.getUserData(XmlLineNumberParser.LINE_NUMBER_END);
    assertEquals("38", lineNumber2);
    assertEquals("44", lineNumberEnd2);
}