Example usage for org.dom4j Element createCopy

Introduction

In this page you can find the example usage for org.dom4j Element createCopy.

Prototype

Element createCopy();

Source Link

Document

Creates a deep copy of this element The new element is detached from its parent, and getParent() on the clone will return null.

Usage

From source file:org.onosproject.yang.serializers.xml.DefaultXmlWalker.java

License:Apache License

/**
 * Determine the type of an element.//ww w.j  a v a  2 s  . co m
 *
 * @param element to be analysed
 * @return type of the element
 */
private XmlNodeType getElementType(Element element) {
    Element newElement = element.createCopy();
    newElement.remove(element.getNamespace());
    return newElement.hasContent() && newElement.isTextOnly() ? TEXT_NODE : OBJECT_NODE;
}

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From source file:org.onosproject.yms.app.ych.defaultcodecs.xml.DefaultXmlCodecWalker.java

License:Apache License

@Override
public void walk(XmlListener listener, Element element, Element rootElement) {
    try {/* w w  w.j  a  v  a 2s .  c  o m*/
        Element newElement = element.createCopy();
        newElement.remove(element.getNamespace());

        listener.enterXmlElement(element, getElementType(newElement), rootElement);

        if (element.hasContent() && !element.isTextOnly()) {
            for (Iterator i = element.elementIterator(); i.hasNext();) {
                Element childElement = (Element) i.next();
                walk(listener, childElement, rootElement);
            }
        }

        listener.exitXmlElement(element, getElementType(element), rootElement);
    } catch (Exception e) {
        log.error("Exception occurred when walk xml element: {}", element);
    }
}

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From source file:org.opencms.xml.A_CmsXmlDocument.java

License:Open Source License

/**
 * @see org.opencms.xml.I_CmsXmlDocument#copyLocale(java.util.Locale, java.util.Locale)
 *//*w w  w . j a  v a  2 s  . c om*/
public void copyLocale(Locale source, Locale destination) throws CmsXmlException {

    if (!hasLocale(source)) {
        throw new CmsXmlException(Messages.get().container(Messages.ERR_LOCALE_NOT_AVAILABLE_1, source));
    }
    if (hasLocale(destination)) {
        throw new CmsXmlException(Messages.get().container(Messages.ERR_LOCALE_ALREADY_EXISTS_1, destination));
    }

    Element sourceElement = null;
    Element rootNode = m_document.getRootElement();
    Iterator<Element> i = CmsXmlGenericWrapper.elementIterator(rootNode);
    String localeStr = source.toString();
    while (i.hasNext()) {
        Element element = i.next();
        String language = element.attributeValue(CmsXmlContentDefinition.XSD_ATTRIBUTE_VALUE_LANGUAGE, null);
        if ((language != null) && (localeStr.equals(language))) {
            // detach node with the locale
            sourceElement = element.createCopy();
            // there can be only one node for the locale
            break;
        }
    }

    if (sourceElement == null) {
        // should not happen since this was checked already, just to make sure...
        throw new CmsXmlException(Messages.get().container(Messages.ERR_LOCALE_NOT_AVAILABLE_1, source));
    }

    // switch locale value in attribute of copied node
    sourceElement.addAttribute(CmsXmlContentDefinition.XSD_ATTRIBUTE_VALUE_LANGUAGE, destination.toString());
    // attach the copied node to the root node
    rootNode.add(sourceElement);

    // re-initialize the document bookmarks
    initDocument(m_document, m_encoding, getContentDefinition());
}

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From source file:org.opencms.xml.A_CmsXmlDocument.java

License:Open Source License

/**
 * Creates a partial deep element copy according to the set of element paths.<p>
 * Only elements contained in that set will be copied.
 * /*from   ww w .  j av a2 s  . c o  m*/
 * @param parentPath the path of the parent element or <code>null</code>, initially
 * @param parent the parent element
 * @param element the element to copy
 * @param copyElements the set of paths for elements to copy
 * 
 * @return a partial deep copy of <code>element</code>
 */
private Element createDeepElementCopyInternal(String parentPath, Element parent, Element element,
        Set<String> copyElements) {

    String elName = element.getName();
    if (parentPath != null) {
        Element first = element.getParent().element(elName);
        int elIndex = (element.getParent().indexOf(element) - first.getParent().indexOf(first)) + 1;
        elName = parentPath + (parentPath.length() > 0 ? "/" : "") + elName.concat("[" + elIndex + "]");
    }

    if ((parentPath == null) || copyElements.contains(elName)) {
        // this is a content element we want to copy
        Element copy = element.createCopy();
        // copy.detach();
        if (parentPath != null) {
            parent.add(copy);
        }

        // check if we need to copy subelements, too
        boolean copyNested = (parentPath == null);
        for (Iterator<String> i = copyElements.iterator(); !copyNested && i.hasNext();) {
            String path = i.next();
            copyNested = !elName.equals(path) && path.startsWith(elName);
        }

        if (copyNested) {
            copy.clearContent();
            for (Iterator<Element> i = CmsXmlGenericWrapper.elementIterator(element); i.hasNext();) {
                Element el = i.next();
                createDeepElementCopyInternal((parentPath == null) ? "" : elName, copy, el, copyElements);
            }
        }

        return copy;
    } else {
        return null;
    }
}

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From source file:org.opencms.xml.page.CmsXmlPage.java

License:Open Source License

/**
 * Converts the XML structure of the pre 5.5.0 development version of 
 * the XML page to the final 6.0 version.<p>
 *//*  ww  w  . j av a  2s  .c o  m*/
private void convertOldDocument() {

    Document newDocument = DocumentHelper.createDocument();
    Element root = newDocument.addElement(NODE_PAGES);
    root.add(I_CmsXmlSchemaType.XSI_NAMESPACE);
    root.addAttribute(I_CmsXmlSchemaType.XSI_NAMESPACE_ATTRIBUTE_NO_SCHEMA_LOCATION, XMLPAGE_XSD_SYSTEM_ID);

    Map<String, Element> pages = new HashMap<String, Element>();

    if ((m_document.getRootElement() != null) && (m_document.getRootElement().element(NODE_ELEMENTS) != null)) {
        for (Iterator<Element> i = CmsXmlGenericWrapper.elementIterator(
                m_document.getRootElement().element(NODE_ELEMENTS), NODE_ELEMENT); i.hasNext();) {

            Element elem = i.next();
            try {
                String elementName = elem.attributeValue(ATTRIBUTE_NAME);
                String elementLang = elem.attributeValue(ATTRIBUTE_LANGUAGE);
                String elementEnabled = elem.attributeValue(ATTRIBUTE_ENABLED);
                boolean enabled = (elementEnabled == null) ? true
                        : Boolean.valueOf(elementEnabled).booleanValue();

                Element page = pages.get(elementLang);
                if (page == null) {
                    // no page available for the language, add one
                    page = root.addElement(NODE_PAGE).addAttribute(ATTRIBUTE_LANGUAGE, elementLang);
                    pages.put(elementLang, page);
                }

                Element newElement = page.addElement(NODE_ELEMENT).addAttribute(ATTRIBUTE_NAME, elementName);
                if (!enabled) {
                    newElement.addAttribute(ATTRIBUTE_ENABLED, String.valueOf(enabled));
                }
                Element links = elem.element(NODE_LINKS);
                if (links != null) {
                    newElement.add(links.createCopy());
                }
                Element content = elem.element(NODE_CONTENT);
                if (content != null) {
                    newElement.add(content.createCopy());
                }

            } catch (NullPointerException e) {
                LOG.error(Messages.get().getBundle().key(Messages.ERR_XML_PAGE_CONVERT_CONTENT_0), e);
            }
        }
    }

    // now replace the old with the new document
    m_document = newDocument;
}

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From source file:org.orbeon.oxf.processor.generator.DOMGenerator.java

License:Open Source License

private static org.dom4j.Document makeCopyDoc(final org.dom4j.Element e) {
    final org.dom4j.Element cpy = e.createCopy();
    final NonLazyUserDataDocument ret = new NonLazyUserDataDocument();
    ret.setRootElement(cpy);//w w w. ja  va 2  s.  c  om
    return ret;
}

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From source file:org.orbeon.oxf.processor.ImageServer.java

License:Open Source License

private String computeCacheFileName(String type, String path, List<Element> nodes) {
    // Create digest document and digest
    Document document = new NonLazyUserDataDocument();
    Element rootElement = document.addElement("image");
    for (Element element : nodes) {
        rootElement.add(element.createCopy());
    }/*w  w w  .j  ava2 s.c  o m*/
    String digest = NumberUtils.toHexString(Dom4jUtils.getDigest(document));

    // Create file name
    if ("flat".equals(type))
        return computePathNameFlat(path) + "-" + digest;
    else
        return computePathNameHierarchical(path) + "-" + digest;
}

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From source file:org.orbeon.oxf.xml.dom4j.Dom4jUtils.java

License:Open Source License

/**
 * Return a new document with a copy of newRoot as its root.
 *///from w  w w  .j  a v  a  2  s  .  c o m
public static Document createDocumentCopyElement(final Element newRoot) {
    final Element copy = newRoot.createCopy();
    final DocumentFactory factory = NonLazyUserDataDocumentFactory.getInstance();
    return factory.createDocument(copy);
}

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From source file:org.orbeon.oxf.xml.dom4j.Dom4jUtils.java

License:Open Source License

/**
 * Return a copy of the given element which includes all the namespaces in scope on the element.
 *
 * @param sourceElement element to copy//www.  j a  v  a2 s  .c o  m
 * @return              copied element
 */
public static Element copyElementCopyParentNamespaces(final Element sourceElement) {
    final Element newElement = sourceElement.createCopy();
    copyMissingNamespaces(sourceElement.getParent(), newElement);
    return newElement;
}

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From source file:org.sapia.util.xml.confix.Dom4jProcessor.java

License:Open Source License

private Object process(Object aParent, Element anElement, String setterName) throws ProcessingException {
    String aName = anElement.getName();

    if (setterName == null) {
        setterName = aName;//from  www  . j  a va2 s  .  c  o  m
    }

    CreationStatus status = null;

    try {
        status = getObjectFactory().newObjectFor(anElement.getNamespace().getPrefix(),
                anElement.getNamespace().getURI(), aName, aParent);
    } catch (ObjectCreationException oce) {
        if (aParent == null) {
            String aMessage = "Unable to create an object for the element " + anElement;

            throw new ProcessingException(aMessage, oce);
        }
        List children;
        if ((aParent != null)
                && (containsMethod("set", aParent, aName) || containsMethod("add", aParent, aName))
                && ((children = anElement.elements()).size() == 1)) {
            Element child = (Element) children.get(0);
            process(aParent, child, setterName);

            return aParent;
        }

        try {
            String aValue = anElement.getTextTrim();

            invokeSetter(aParent.getClass().getName(), aParent, aName, aValue);

            return aParent;
        } catch (ConfigurationException ce) {
            String aMessage = "Unable to create an object nor to call a setter for the element " + anElement;
            oce.printStackTrace();
            throw new ProcessingException(aMessage, ce);
        }
    }

    String text = anElement.getTextTrim();

    if (text.length() > 0) {
        try {
            invokeSetter(aName, status.getCreated(), "Text", text);
        } catch (ConfigurationException ce) {
            String aMessage = "The object '" + aName + "' does not accept free text";

            throw new ProcessingException(aMessage, ce);
        }
    }

    try {
        // Process the attributes of the DOM element
        for (Iterator it = anElement.attributeIterator(); it.hasNext();) {
            Attribute attr = (Attribute) it.next();

            invokeSetter(aName, status.getCreated(), attr.getName(), attr.getValue());
        }

        // Process the child elements
        for (Iterator it = anElement.elementIterator(); it.hasNext();) {
            Element child = (Element) it.next();

            if (status.getCreated() instanceof Dom4jHandlerIF) {
                ((Dom4jHandlerIF) status.getCreated()).handleElement(child);
            } else if (status.getCreated() instanceof XMLConsumer) {
                XMLConsumer cons = (XMLConsumer) status.getCreated();
                ByteArrayOutputStream bos = new ByteArrayOutputStream();
                XMLWriter writer;
                try {
                    writer = new XMLWriter(bos, OutputFormat.createPrettyPrint());
                } catch (UnsupportedEncodingException e) {
                    throw new ProcessingException("Could not instantiate XMLWriter", e);
                }

                try {
                    Element copy = child.createCopy();
                    copy.setDocument(null);
                    writer.write(DocumentHelper.createDocument(copy));
                    ByteArrayInputStream in = new ByteArrayInputStream(bos.toByteArray());
                    InputSource is = new InputSource(in);
                    cons.consume(is);
                } catch (Exception e) {
                    throw new ProcessingException("Could not pipe content of element: "
                            + child.getQualifiedName() + " to XMLConsumer", e);
                }
            } else {
                process(status.getCreated(), child);
            }
        }

        // before assigning to parent, check if object
        // implements ObjectCreationCallback.
        if (status.getCreated() instanceof ObjectCreationCallback) {
            status._created = ((ObjectCreationCallback) status.getCreated()).onCreate();
        }

        // assign obj to parent through setXXX or addXXX
        if ((aParent != null) && !status.wasAssigned() && !(status.getCreated() instanceof NullObject)) {
            assignToParent(aParent, status.getCreated(), setterName);
        }

        if (status.getCreated() instanceof NullObject) {
            return null;
        }

        return status.getCreated();
    } catch (ConfigurationException ce) {
        String aMessage = "Unable to process the content of the element " + aName;

        throw new ProcessingException(aMessage, ce);
    }
}

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