Example usage for org.w3c.dom Node ATTRIBUTE

Introduction

In this page you can find the example usage for org.w3c.dom Node ATTRIBUTE_NODE.

Prototype

short ATTRIBUTE_NODE

To view the source code for org.w3c.dom Node ATTRIBUTE_NODE.

Click Source Link

Document

The node is an Attr.

Usage

From source file:org.wso2.carbon.bpel.analytics.publisher.AnalyticsPublisherExtensionOperation.java

private String evaluateXPathExpression(ExtensionContext context, String xpath, Element element)
        throws FaultException {
    String result = "";
    QName qnVariableData = new QName(Namespaces.BPEL11_NS, "getVariableData");
    QName qnGetVariableProperty = new QName(Namespaces.BPEL11_NS, "getVariableProperty");
    QName qnGetLinkStatus = new QName(Namespaces.BPEL11_NS, "getLinkStatus");
    QName qnDoXslTransform = new QName(Namespaces.BPEL11_NS, "getDoXslTransform");

    OXPath20ExpressionBPEL20 oexpr = new OXPath20ExpressionBPEL20(
            context.getInternalInstance().getProcessModel().getOwner(), qnVariableData, qnGetVariableProperty,
            qnGetLinkStatus, qnDoXslTransform, false);

    OExpressionLanguage oExpressionLanguage = new OExpressionLanguage(context.getProcessModel().getOwner(),
            null);//from  w  ww  .  j a  v a2  s. c o m
    oExpressionLanguage.expressionLanguageUri = "urn:oasis:names:tc:wsbpel:2.0:sublang:xpath2.0";
    oexpr.expressionLanguage = oExpressionLanguage;

    oExpressionLanguage.properties.put("runtime-class",
            "org.apache.ode.bpel.elang.xpath20.runtime.XPath20ExpressionRuntime");

    try {
        context.getInternalInstance().getExpLangRuntime().registerRuntime(oExpressionLanguage);
    } catch (ConfigurationException ex) {
        String errMsg = "Error when trying to register xpath runtime";
        log.error(errMsg, ex);
        handleException(errMsg, ex);
    }
    oexpr.insertMissingData = true;
    ScopeFrame scopeFrame = ((ExtensionContextImpl) context).getScopeFrame();
    ExprEvaluationContextImpl exprEvaluationContext = new ExprEvaluationContextImpl(scopeFrame,
            context.getInternalInstance());

    oexpr.vars = (HashMap) context.getVisibleVariables();

    oexpr.namespaceCtx = context.getProcessModel().namespaceContext;

    try {
        oexpr.xpath = xpath;
        List resultList = context.getInternalInstance().getExpLangRuntime().evaluate(oexpr,
                exprEvaluationContext);
        if (result != null) {
            Iterator iterator = resultList.iterator();
            /** for analytics publishing to work, there should only be a single node here */
            while (iterator.hasNext()) {
                Node node = ((Node) iterator.next());
                if (node.getNodeType() == Node.ELEMENT_NODE) {
                    result += node.getTextContent();
                } else if (node.getNodeType() == Node.ATTRIBUTE_NODE) {
                    result += node.getNodeValue();
                }
            }
        }
    } catch (EvaluationException e) {
        String errMsg = "Xpath evaluation failed";
        log.error(errMsg);
        handleException(errMsg, e);
    }
    return result;
}

From source file:org.wso2.carbon.bpel.bam.publisher.BAMPublisherExtensionOperation.java

private String evaluateXPathExpression(ExtensionContext context, String xpath, Element element)
        throws FaultException {
    String result = "";
    QName qnVariableData = new QName(Namespaces.BPEL11_NS, "getVariableData");
    QName qnGetVariableProperty = new QName(Namespaces.BPEL11_NS, "getVariableProperty");
    QName qnGetLinkStatus = new QName(Namespaces.BPEL11_NS, "getLinkStatus");
    QName qnDoXslTransform = new QName(Namespaces.BPEL11_NS, "getDoXslTransform");

    OXPath20ExpressionBPEL20 oexpr = new OXPath20ExpressionBPEL20(
            context.getInternalInstance().getProcessModel().getOwner(), qnVariableData, qnGetVariableProperty,
            qnGetLinkStatus, qnDoXslTransform, false);

    OExpressionLanguage oExpressionLanguage = new OExpressionLanguage(context.getProcessModel().getOwner(),
            null);//from   w  w w  . ja v  a2  s  .c om
    oExpressionLanguage.expressionLanguageUri = "urn:oasis:names:tc:wsbpel:2.0:sublang:xpath2.0";
    oexpr.expressionLanguage = oExpressionLanguage;

    oExpressionLanguage.properties.put("runtime-class",
            "org.apache.ode.bpel.elang.xpath20.runtime.XPath20ExpressionRuntime");

    try {
        context.getInternalInstance().getExpLangRuntime().registerRuntime(oExpressionLanguage);
    } catch (ConfigurationException ex) {
        String errMsg = "Error when trying to register xpath runtime";
        log.error(errMsg, ex);
        handleException(errMsg, ex);
    }
    oexpr.insertMissingData = true;
    ScopeFrame scopeFrame = ((ExtensionContextImpl) context).getScopeFrame();
    ExprEvaluationContextImpl exprEvaluationContext = new ExprEvaluationContextImpl(scopeFrame,
            context.getInternalInstance());

    oexpr.vars = (HashMap) context.getVisibleVariables();

    oexpr.namespaceCtx = context.getProcessModel().namespaceContext;

    try {
        oexpr.xpath = xpath;
        List resultList = context.getInternalInstance().getExpLangRuntime().evaluate(oexpr,
                exprEvaluationContext);
        if (result != null) {
            Iterator iterator = resultList.iterator();
            /** for bam publishing to work, there should only be a single node here */
            while (iterator.hasNext()) {
                Node node = ((Node) iterator.next());
                if (node.getNodeType() == Node.ELEMENT_NODE) {
                    result += node.getTextContent();
                } else if (node.getNodeType() == Node.ATTRIBUTE_NODE) {
                    result += node.getNodeValue();
                }
            }
        }
    } catch (EvaluationException e) {
        String errMsg = "Xpath evaluation failed";
        log.error(errMsg);
        handleException(errMsg, e);
    }
    return result;
}

From source file:org.wso2.carbon.lcm.core.util.LifecycleUtils.java

private static void validateSCXMLDataModel(Document lcConfig) throws LifecycleException {
    NodeList stateList = lcConfig.getElementsByTagName(LifecycleConstants.STATE_TAG);

    for (int i = 0; i < stateList.getLength(); i++) {
        List<String> targetValues = new ArrayList<>();
        if (stateList.item(i).getNodeType() == Node.ELEMENT_NODE) {
            Element state = (Element) stateList.item(i);
            String stateName = state.getAttribute("id");
            NodeList targetList = state.getElementsByTagName(LifecycleConstants.TRANSITION_ATTRIBUTE);
            for (int targetCount = 0; targetCount < targetList.getLength(); targetCount++) {
                if (targetList.item(targetCount).getNodeType() == Node.ELEMENT_NODE) {
                    Element target = (Element) targetList.item(targetCount);
                    targetValues.add(target.getAttribute(LifecycleConstants.TARGET_ATTRIBUTE));
                }//from  w w  w  .j  ava2s .  c o m
            }
            XPath xPathInstance = XPathFactory.newInstance().newXPath();
            String xpathQuery = "//state[@id='" + stateName + "']//@forTarget";
            try {
                XPathExpression exp = xPathInstance.compile(xpathQuery);
                NodeList forTargetNodeList = (NodeList) exp.evaluate(state, XPathConstants.NODESET);
                for (int forTargetCount = 0; forTargetCount < forTargetNodeList.getLength(); forTargetCount++) {
                    if (forTargetNodeList.item(forTargetCount).getNodeType() == Node.ATTRIBUTE_NODE) {
                        Attr attr = (Attr) forTargetNodeList.item(forTargetCount);
                        if (!"".equals(attr.getValue()) && !targetValues.contains(attr.getValue())) {
                            throw new LifecycleException("forTarget attribute value " + attr.getValue()
                                    + " does not included as target state in the state object " + stateName);
                        }
                    }
                }
            } catch (XPathExpressionException e) {
                throw new LifecycleException("Error while reading for target attributes ", e);
            }

        }
    }

}

From source file:psidev.psi.mi.filemakers.xmlFlattener.structure.XsdTreeStructImpl.java

/**
 * //from  w w w . j  av a2s. c om
 * @param element
 *            an element of the XML document
 * @return value of this element if it exists, an empty String else
 */
public String getElementValue(Element element) {
    try {
        NodeList children = element.getChildNodes();
        String value = "";
        for (int i = 0; i < children.getLength(); i++) {
            if (children.item(i).getNodeType() == Node.ATTRIBUTE_NODE) {
                if (elementFilters.containsKey(children.item(i))) {
                    try {
                        String value2 = children.item(i).getNodeValue();
                        /** TODO: done for managing filter */
                        if (false == value2.matches((String) elementFilters.get(children.item(i)))) {
                            return "";
                        }
                    } catch (NullPointerException e) {
                        log.debug(e);
                        return "";
                    }
                }

            }

            if (children.item(i).getNodeName() == "#text")
                value = children.item(i).getNodeValue();
        }

        return value;
    } catch (NullPointerException e) {
        /** element is null */
        return "";
    }

}

From source file:sf.net.experimaestro.utils.JSUtils.java

public static Object toDOM(Scriptable scope, Object object, OptionalDocument document) {
    // Unwrap if needed (if this is not a JSBaseObject)
    if (object instanceof Wrapper && !(object instanceof JSBaseObject))
        object = ((Wrapper) object).unwrap();

    // It is already a DOM node
    if (object instanceof Node)
        return object;

    if (object instanceof XMLObject) {
        final XMLObject xmlObject = (XMLObject) object;
        String className = xmlObject.getClassName();

        if (className.equals("XMLList")) {
            LOGGER.debug("Transforming from XMLList [%s]", object);
            final Object[] ids = xmlObject.getIds();
            if (ids.length == 1)
                return toDOM(scope, xmlObject.get((Integer) ids[0], xmlObject), document);

            Document doc = XMLUtils.newDocument();
            DocumentFragment fragment = doc.createDocumentFragment();

            for (int i = 0; i < ids.length; i++) {
                Node node = (Node) toDOM(scope, xmlObject.get((Integer) ids[i], xmlObject), document);
                if (node instanceof Document)
                    node = ((Document) node).getDocumentElement();
                fragment.appendChild(doc.adoptNode(node));
            }/*from w ww  . j  a v a 2s .c om*/

            return fragment;
        }

        // XML node
        if (className.equals("XML")) {
            // FIXME: this strips all whitespaces!
            Node node = XMLLibImpl.toDomNode(object);
            LOGGER.debug("Got node from JavaScript [%s / %s] from [%s]", node.getClass(),
                    XMLUtils.toStringObject(node), object.toString());

            if (node instanceof Document)
                node = ((Document) node).getDocumentElement();

            node = document.get().adoptNode(node.cloneNode(true));
            return node;
        }

        throw new RuntimeException(format("Not implemented: convert %s to XML", className));

    }

    if (object instanceof NativeArray) {
        NativeArray array = (NativeArray) object;
        ArrayNodeList list = new ArrayNodeList();
        for (Object x : array) {
            Object o = toDOM(scope, x, document);
            if (o instanceof Node)
                list.add(document.cloneAndAdopt((Node) o));
            else {
                for (Node node : XMLUtils.iterable((NodeList) o)) {
                    list.add(document.cloneAndAdopt(node));
                }
            }
        }
        return list;
    }

    if (object instanceof NativeObject) {
        // JSON case: each key of the JS object is an XML element
        NativeObject json = (NativeObject) object;
        ArrayNodeList list = new ArrayNodeList();

        for (Object _id : json.getIds()) {

            String jsQName = JSUtils.toString(_id);

            if (jsQName.length() == 0) {
                final Object seq = toDOM(scope, json.get(jsQName, json), document);
                for (Node node : XMLUtils.iterable(seq)) {
                    if (node instanceof Document)
                        node = ((Document) node).getDocumentElement();
                    list.add(document.cloneAndAdopt(node));
                }
            } else if (jsQName.charAt(0) == '@') {
                final QName qname = QName.parse(jsQName.substring(1), null, new JSNamespaceBinder(scope));
                Attr attribute = document.get().createAttributeNS(qname.getNamespaceURI(),
                        qname.getLocalPart());
                StringBuilder sb = new StringBuilder();
                for (Node node : XMLUtils.iterable(toDOM(scope, json.get(jsQName, json), document))) {
                    sb.append(node.getTextContent());
                }

                attribute.setTextContent(sb.toString());
                list.add(attribute);
            } else {
                final QName qname = QName.parse(jsQName, null, new JSNamespaceBinder(scope));
                Element element = qname.hasNamespace()
                        ? document.get().createElementNS(qname.getNamespaceURI(), qname.getLocalPart())
                        : document.get().createElement(qname.getLocalPart());

                list.add(element);

                final Object seq = toDOM(scope, json.get(jsQName, json), document);
                for (Node node : XMLUtils.iterable(seq)) {
                    if (node instanceof Document)
                        node = ((Document) node).getDocumentElement();
                    node = document.get().adoptNode(node.cloneNode(true));
                    if (node.getNodeType() == Node.ATTRIBUTE_NODE)
                        element.setAttributeNodeNS((Attr) node);
                    else
                        element.appendChild(node);
                }
            }
        }

        return list;
    }

    if (object instanceof Double) {
        // Wrap a double
        final Double x = (Double) object;
        if (x.longValue() == x.doubleValue())
            return document.get().createTextNode(Long.toString(x.longValue()));
        return document.get().createTextNode(Double.toString(x));
    }

    if (object instanceof Integer) {
        return document.get().createTextNode(Integer.toString((Integer) object));
    }

    if (object instanceof CharSequence) {
        return document.get().createTextNode(object.toString());
    }

    if (object instanceof UniqueTag)
        throw new XPMRuntimeException("Undefined cannot be converted to XML", object.getClass());

    if (object instanceof JSNode) {
        Node node = ((JSNode) object).getNode();
        if (document.has()) {
            if (node instanceof Document)
                node = ((Document) node).getDocumentElement();
            return document.get().adoptNode(node);
        }
        return node;
    }

    if (object instanceof JSNodeList) {
        return ((JSNodeList) object).getList();
    }

    if (object instanceof Scriptable) {
        ((Scriptable) object).getDefaultValue(String.class);
    }

    // By default, convert to string
    return document.get().createTextNode(object.toString());
}

From source file:tufts.vue.ds.XMLIngest.java

private static final String getNodeType(int t) {
    if (t == Node.ATTRIBUTE_NODE)
        return "attr";
    if (t == Node.CDATA_SECTION_NODE)
        return "cdata";
    if (t == Node.COMMENT_NODE)
        return "comment";
    if (t == Node.DOCUMENT_NODE)
        return "document";
    if (t == Node.ELEMENT_NODE)
        return "element";
    if (t == Node.ENTITY_NODE)
        return "entity";
    if (t == Node.TEXT_NODE)
        return "text";
    return "" + t;

}

From source file:tufts.vue.ds.XMLIngest.java

private static void scanNode(XmlSchema schema, org.w3c.dom.Node n, String parentPath, String parentName) {

    final int type = n.getNodeType();
    final String value = n.getNodeValue();
    final boolean isAttribute = (type == Node.ATTRIBUTE_NODE);
    String name = n.getNodeName();

    scanNode(schema, n, type, parentPath, parentName, name, value);
}

From source file:tufts.vue.ds.XMLIngest.java

private static void scanNode(final XmlSchema schema, final org.w3c.dom.Node node, final int type,
        final String parentPath, final String parentName, final String nodeName, final String value) {
    final boolean isAttribute = (type == Node.ATTRIBUTE_NODE);
    final boolean isMergedText = FOLD_TEXT && isText(type);
    final boolean hasAttributes = (!isAttribute && node != null && node.hasAttributes());
    Node firstChild = null, lastChild = null;

    if (node != null) {
        firstChild = node.getFirstChild();
        lastChild = node.getLastChild();
    }//  w  w w.ja v  a2s. c o m

    final String XMLName;

    if (isAttribute)
        XMLName = parentName + ATTR_SEPARATOR + nodeName;
    else
        XMLName = nodeName;

    final String fullName;

    if (parentPath != null) { // should only be null first time in at the top root
        if (isMergedText)
            fullName = parentPath;
        else if (isAttribute)
            fullName = parentPath + ATTR_SEPARATOR + nodeName;
        else
            fullName = parentPath + '.' + nodeName;
    } else {
        fullName = nodeName;
    }

    if (type == Node.ELEMENT_NODE)
        schema.trackNodeOpen(fullName);

    if (depth < REPORT_THRESH) {
        if (depth < REPORT_THRESH - 1) {
            if (type == Node.TEXT_NODE)
                eoutln(String.format("node(%s) {%s} (len=%d)", getNodeType(type), fullName, value.length()));
            else
                eoutln(String.format("NODE(%s) {%s} %.192s", getNodeType(type), fullName, node,
                        Util.tags(firstChild)));
        }
        //eoutln("NODE: " + type + " name=" + name + " " + Util.tags(n) + " firstChild=" + Util.tags(firstChild));
        //System.err.println(name);
        else if (XML_DEBUG)
            System.err.print(".");
    }

    if (hasAttributes && ATTRIBUTES_IMMEDIATE)
        scanAttributes(schema, fullName, nodeName, node.getAttributes());

    String outputValue = null;

    if (value != null) {
        outputValue = value.trim();
        if (outputValue.length() > 0) {
            schema.trackFieldValuePair(fullName, outputValue);
        } else
            outputValue = null;
    }

    final NodeList children = node == null ? null : node.getChildNodes();
    final boolean DO_TAG;

    if (isMergedText) {
        DO_TAG = false;
    } else if (outputValue == null && node != null) {
        if (!node.hasChildNodes()) {
            DO_TAG = false;
        } else if (children.getLength() == 1 && isText(firstChild)
                && firstChild.getNodeValue().trim().length() == 0) {
            DO_TAG = false;
        } else
            DO_TAG = true;

        // if (!DO_TAG) ioutln("<!-- empty: " + nodeName + " -->");
    } else
        DO_TAG = true;

    boolean closeOnSameLine = false;

    if (DO_TAG) {

        iout("<");
        out(XMLName);
        //if (node.hasChildNodes()) out(" children=" + node.getChildNodes().getLength() + " first=" + node.getFirstChild());
        out(">");

        if (firstChild == null || (isText(firstChild) && firstChild == lastChild)) {
            //                 if (firstChild != null && firstChild.getNodeType() == Node.CDATA_SECTION_NODE)
            //                     ;
            //                 else
            closeOnSameLine = true;
        } else if (XML_OUTPUT)
            System.out.print('\n');

        if (FOLD_TEXT && (type != Node.ELEMENT_NODE && type != Node.ATTRIBUTE_NODE)) {
            final String err = "UNHANDLED TYPE=" + type + "; " + nodeName;
            outln("<" + err + ">");
            errout(err);
        }
    }

    if (outputValue != null) {
        if (type == Node.CDATA_SECTION_NODE) {
            out("<![CDATA[");
            out(outputValue);
            out("]]>");
        } else {
            out(XMLEntityEncode(outputValue));
        }
    }

    if (!isAttribute && node != null) {

        // god knows why, but attributes have themselves as children?  (or is that
        // the #text entry?)  Anyway, if we allow this for an attribute dump, the
        // value of the attribute will literally appear twice in the output,
        // back-to-back as one string.

        depth++;

        if (FOLD_KEYS || schema.isXMLKeyFold()) {

            scanFoldedChildren(schema, children, fullName, nodeName);

        } else {

            for (int i = 0; i < children.getLength(); i++)
                scanNode(schema, children.item(i), fullName, nodeName);
        }

        depth--;

    }

    if (DO_TAG) {

        if (closeOnSameLine)
            outln("</" + XMLName + ">");
        else
            ioutln("</" + XMLName + ">");
    }

    if (type == Node.ELEMENT_NODE)
        schema.trackNodeClose(fullName);

    if (hasAttributes && !ATTRIBUTES_IMMEDIATE)
        scanAttributes(schema, fullName, nodeName, node.getAttributes());

    //iout("children: " + Util.tags(n.getChildNodes()));
}

Example usage for org.w3c.dom Node ATTRIBUTE_NODE

Introduction

Prototype

Document

Usage