Java Node.TEXT_NODE屬性代碼示例

public static String getTextContent(Element element) {
    StringBuilder result = new StringBuilder();

    NodeList childNodes = element.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node child = childNodes.item(i);

        switch (child.getNodeType()) {
            case Node.CDATA_SECTION_NODE:
            case Node.TEXT_NODE:
                result.append(child.getNodeValue());
                break;
            default:
                break;
        }
    }

    return result.toString();
}
 

public BeanDefinitionHolder decorate(Node node, BeanDefinitionHolder definition, ParserContext parserContext)
{
    BeanDefinitionRegistry registry = parserContext.getRegistry();
    BeanDefinition config = registerSpringConfiguratorIfNecessary(registry);

    StringBuffer sigtext = new StringBuffer();
    NodeList children = node.getChildNodes();
    for (int i = 0; i < children.getLength(); i++)
    {
        Node child = children.item(i);
        if (child.getNodeType() != Node.TEXT_NODE && child.getNodeType() != Node.CDATA_SECTION_NODE)
        {
            log.warn("Ignoring illegal node type: " + child.getNodeType());
            continue;
        }
        sigtext.append(child.getNodeValue());
    }

    config.getPropertyValues().addPropertyValue("signatures", sigtext.toString());

    return definition;
}
 

public static String getNormalizedText(Node node) {
	String res = "";
	if (node.hasChildNodes()) {
		NodeList nl = node.getChildNodes();
		for (int i = 0; i < nl.getLength(); i++) {
			if (nl.item(i).getNodeType() == Node.TEXT_NODE) {
				res += nl.item(i).getNodeValue();
			} else {
				// ignore <SCRIPT> nodes ...
				if (!nl.item(i).getNodeName().equalsIgnoreCase("script"))
					res += getNormalizedText(nl.item(i));
			}
		}
	}
	return res;
}
 

/**
 * Check if an EntityReference node has Text Only child nodes
 *
 * @param node
 * @return true - Contains text only children
 */
private boolean hasTextOnlyChildren(Node node) {

    Node child = node;

    if (child == null) {
        return false;
    }

    child = child.getFirstChild();
    while (child != null) {
        int type = child.getNodeType();

        if (type == Node.ENTITY_REFERENCE_NODE) {
            return hasTextOnlyChildren(child);
        }
        else if (type != Node.TEXT_NODE
                && type != Node.CDATA_SECTION_NODE
                && type != Node.ENTITY_REFERENCE_NODE) {
            return false;
        }
        child = child.getNextSibling();
    }
    return true;
}
 

protected Synonym(Element element) {
	logger.debug("Constructor - entry");

	NodeList nodeList = element.getChildNodes();
	for (int n = 0; n < nodeList.getLength(); n++) {
		Node node = nodeList.item(n);
		if (node.getNodeType() == Node.ELEMENT_NODE) {
			Element childElement = (Element) node;
		    if ("RELATION_METADATA".equals(childElement.getNodeName())) {
		    	setRelationMetadata(new RelationMetadata(childElement));
		    } else {
		    	logger.trace("Unrecognized child node: '" + childElement.getNodeName() + "'");
		    }
		} else if (node.getNodeType() == Node.TEXT_NODE) {
			this.setValue(node.getNodeValue());
		}
	}

	NamedNodeMap namedNodeMap = element.getAttributes();
	if (namedNodeMap != null) {
		for (int a = 0; a < namedNodeMap.getLength(); a++) {
			Attr attributeNode = (Attr) namedNodeMap.item(a);
			if ("ID".equals(attributeNode.getName())) {
				setId(attributeNode.getValue());
			} else {
				logger.trace("Unrecognized attribute: '" + attributeNode.getName() + "' (" + this.getClass().getName() + ")");
			}
		}
	}


	logger.debug("Constructor - exit");
}
 

void traverseElement(org.w3c.dom.Element node, StringBuilder sb) {
    Node sibling = node.getFirstChild();
    while (sibling != null) {
        switch (sibling.getNodeType()) {
        case Node.ELEMENT_NODE:
            traverseElement((Element)sibling, sb);
            break;
        case Node.TEXT_NODE:
            sb.append(((Text)sibling).getData());
        }
        sibling = sibling.getNextSibling();
    }
}
 

private String getBodyData(Node child) {
	if (child.getNodeType() == Node.CDATA_SECTION_NODE || child.getNodeType() == Node.TEXT_NODE) {
		String data = ((CharacterData) child).getData();
		// TODO data = PropertyParser.parse(data, null);
		return data;
	}
	return null;
}
 

public AbstractFieldListElement(Element element) {
	logger.debug("Constructor - entry");
	fieldList = new Vector<Field>();

	NodeList nodeList = element.getChildNodes();
	for (int n = 0; n < nodeList.getLength(); n++) {
		Node node = nodeList.item(n);
		if (node.getNodeType() == Node.ELEMENT_NODE) {
			Element childElement = (Element) node;
			if ("FIELD".equals(childElement.getNodeName())) {
				addField(new Field(childElement));
			} else {
				logger.trace("Unrecognized child node: '" + childElement.getNodeName() + "' (" + this.getClass().getName() + ")");
			}
		} else if ((node.getNodeType() == Node.TEXT_NODE) && (node.getNodeValue() != null) && (node.getNodeValue().trim().length() > 0)) {
			logger.trace("Unexpected text node (" + this.getClass().getName() + "): '" + node.getNodeValue() + "'");
		}
	}

	NamedNodeMap namedNodeMap = element.getAttributes();
	if (namedNodeMap != null) {
		for (int a = 0; a < namedNodeMap.getLength(); a++) {
			Attr attributeNode = (Attr) namedNodeMap.item(a);
			if ("TYPE".equals(attributeNode.getName())) {
				setType(attributeNode.getValue());
			} else if ("ABBR".equals(attributeNode.getName())) {
				setAbbreviation(attributeNode.getValue());
			} else {
				logger.trace("Unrecognized attribute: '" + attributeNode.getName() + "' (" + this.getClass().getName() + ")");
			}
		}
	}
	logger.debug("Constructor - exit");
}
 

/**
 * NON-DOM INTERNAL: Pre-mutation context check, in
 * preparation for later generating DOMAttrModified events.
 * Determines whether this node is within an Attr
 * @param node node to get enclosing attribute for
 * @return either a description of that Attr, or null if none such.
 */
protected void saveEnclosingAttr(NodeImpl node) {
    savedEnclosingAttr = null;
    // MUTATION PREPROCESSING AND PRE-EVENTS:
    // If we're within the scope of an Attr and DOMAttrModified
    // was requested, we need to preserve its previous value for
    // that event.
    LCount lc = LCount.lookup(MutationEventImpl.DOM_ATTR_MODIFIED);
    if (lc.total > 0) {
        NodeImpl eventAncestor = node;
        while (true) {
            if (eventAncestor == null)
                return;
            int type = eventAncestor.getNodeType();
            if (type == Node.ATTRIBUTE_NODE) {
                EnclosingAttr retval = new EnclosingAttr();
                retval.node = (AttrImpl) eventAncestor;
                retval.oldvalue = retval.node.getNodeValue();
                savedEnclosingAttr = retval;
                return;
            }
            else if (type == Node.ENTITY_REFERENCE_NODE)
                eventAncestor = eventAncestor.parentNode();
            else if (type == Node.TEXT_NODE)
                eventAncestor = eventAncestor.parentNode();
            else
                return;
            // Any other parent means we're not in an Attr
        }
    }
}
 

/**
 * Process a rule descrtiprion node
 * @param rule the rule being constructed
 * @param descriptionNode must be a description element node
 */
private void parseDescriptionNode(Rule rule, Node descriptionNode) {
    NodeList nodeList = descriptionNode.getChildNodes();
    StringBuffer buffer = new StringBuffer();
    for (int i = 0; i < nodeList.getLength(); i++) {
        Node node = nodeList.item(i);
        if (node.getNodeType() == Node.CDATA_SECTION_NODE) {
            buffer.append(node.getNodeValue());
        } else if (node.getNodeType() == Node.TEXT_NODE) {
            buffer.append(node.getNodeValue());
        }
    }
    rule.setDescription(buffer.toString());
}
 

/**
 * Concatenates the text of all logically-adjacent text nodes to the
 * right of this node
 * @param node
 * @param buffer
 * @param parent
 * @return true - if execution was stopped because the type of node
 *         other than EntityRef, Text, CDATA is encountered, otherwise
 *         return false
 */
private boolean getWholeTextForward(Node node, StringBuffer buffer, Node parent){
    // boolean to indicate whether node is a child of an entity reference
    boolean inEntRef = false;

    if (parent!=null) {
            inEntRef = parent.getNodeType()==Node.ENTITY_REFERENCE_NODE;
    }

    while (node != null) {
        short type = node.getNodeType();
        if (type == Node.ENTITY_REFERENCE_NODE) {
            if (getWholeTextForward(node.getFirstChild(), buffer, node)){
                return true;
            }
        }
        else if (type == Node.TEXT_NODE ||
                 type == Node.CDATA_SECTION_NODE) {
            ((NodeImpl)node).getTextContent(buffer);
        }
        else {
            return true;
        }

        node = node.getNextSibling();
    }

    // if the parent node is an entity reference node, must
    // check nodes to the right of the parent entity reference node for logically adjacent
    // text nodes
    if (inEntRef) {
        getWholeTextForward(parent.getNextSibling(), buffer, parent.getParentNode());
                    return true;
    }

    return false;
}
 

public void print(Node node) throws XMLStreamException {
    switch (node.getNodeType()) {
    case Node.DOCUMENT_NODE:
        visitDocument((Document) node);
        break;
    case Node.DOCUMENT_FRAGMENT_NODE:
        visitDocumentFragment((DocumentFragment) node);
        break;
    case Node.ELEMENT_NODE:
        visitElement((Element) node);
        break;
    case Node.TEXT_NODE:
        visitText((Text) node);
        break;
    case Node.CDATA_SECTION_NODE:
        visitCDATASection((CDATASection) node);
        break;
    case Node.PROCESSING_INSTRUCTION_NODE:
        visitProcessingInstruction((ProcessingInstruction) node);
        break;
    case Node.ENTITY_REFERENCE_NODE:
        visitReference((EntityReference) node);
        break;
    case Node.COMMENT_NODE:
        visitComment((Comment) node);
        break;
    case Node.DOCUMENT_TYPE_NODE:
        break;
    case Node.ATTRIBUTE_NODE:
    case Node.ENTITY_NODE:
    default:
        throw new XMLStreamException("Unexpected DOM Node Type "
            + node.getNodeType()
        );
    }
}
 

/**
 * Helper method that searches for first text node, between all children of current node
 * and returns its value. (This is needed to garbage out all comments)
 * @param elem root node to begin search
 * @return parsed text if found, otherwise null
 */
protected static String findText(Node elem) {
	NodeList tmp = elem.getChildNodes();
	for (int j = 0; j < tmp.getLength(); j++) {
		if (tmp.item(j).getNodeType() == Node.TEXT_NODE) {
			return tmp.item(j).getNodeValue();
		}
	}
	return null;
}
 

private static void addNodeInTree2(Node node, Document document, Element parent, int [] index) {
    Element currentElement = createElement2(document, node, index);
    currentElement.setAttribute("type", Short.toString(node.getNodeType()));

    switch (node.getNodeType()) {
        case Node.ELEMENT_NODE:
            currentElement.setAttribute("text", node.getNodeName());
            NamedNodeMap map = node.getAttributes();
            if (node.hasAttributes()) {
                Element attributes = createElement2(document, node, index);
                attributes.setAttribute("text", "Attributes");
                attributes.setAttribute("type", Short.toString(Node.ATTRIBUTE_NODE));
                currentElement.appendChild(attributes);

                for (int i = 0; i < map.getLength(); ++i) {
                    Element attribute = createElement2(document, map.item(i), index);
                    attribute.setAttribute("text", map.item(i).getNodeName() + "=\"" + map.item(i).getNodeValue() + "\"");
                    attribute.setAttribute("type", Short.toString(Node.ATTRIBUTE_NODE));
                    attributes.appendChild(attribute);
                }
            }
            break;

        case Node.TEXT_NODE:
            currentElement.setAttribute("text", node.getNodeValue() == null ? "" : node.getNodeValue().trim());
            break;

        case Node.ENTITY_NODE:
            currentElement.setAttribute("text", "[Entity]");
            break;

        case Node.ENTITY_REFERENCE_NODE:
            currentElement.setAttribute("text", "[Entityref]");
            break;

        case Node.PROCESSING_INSTRUCTION_NODE:
            currentElement.setAttribute("text", "[Pi]");
            break;

        case Node.COMMENT_NODE:
            currentElement.setAttribute("text", "[Comment]");
            break;

        case Node.DOCUMENT_FRAGMENT_NODE:
            currentElement.setAttribute("text", "[Docfgmt]");
            break;

        case Node.DOCUMENT_TYPE_NODE:
            currentElement.setAttribute("text", "[Doctype]");
            break;

        case Node.NOTATION_NODE:
            currentElement.setAttribute("text", "[Notation]");
            break;

        default:
            break;
    }
    parent.appendChild(currentElement);

    NodeList nodeList = node.getChildNodes();
    for (int i = 0; i < nodeList.getLength(); i++) {
        Node currentNode = nodeList.item(i);
        addNodeInTree2(currentNode, document, currentElement, index);
    }
}
 

/**
 * Helper method used by {@link #findAlternateToolsXml(InputStream)} to duplicate a node
 * and attach it to the given root in the new document.
 */
private Element duplicateNode(Element newRootNode, Element oldNode,
        String namespaceUri, String prefix) {
    // The implementation here is more or less equivalent to
    //
    //    newRoot.appendChild(newDoc.importNode(oldNode, deep=true))
    //
    // except we can't just use importNode() since we need to deal with the fact
    // that the old document is not namespace-aware yet the new one is.

    Document newDoc = newRootNode.getOwnerDocument();
    Element newNode = null;

    String nodeName = oldNode.getNodeName();
    int pos = nodeName.indexOf(':');
    if (pos > 0 && pos < nodeName.length() - 1) {
        nodeName = nodeName.substring(pos + 1);
        newNode = newDoc.createElementNS(namespaceUri, nodeName);
        newNode.setPrefix(prefix);
    } else {
        newNode = newDoc.createElement(nodeName);
    }

    newRootNode.appendChild(newNode);

    // Merge in all the attributes
    NamedNodeMap attrs = oldNode.getAttributes();
    for (int i = 0; i < attrs.getLength(); i++) {
        Attr attr = (Attr) attrs.item(i);
        Attr newAttr = null;

        String attrName = attr.getNodeName();
        pos = attrName.indexOf(':');
        if (pos > 0 && pos < attrName.length() - 1) {
            attrName = attrName.substring(pos + 1);
            newAttr = newDoc.createAttributeNS(namespaceUri, attrName);
            newAttr.setPrefix(prefix);
        } else {
            newAttr = newDoc.createAttribute(attrName);
        }

        newAttr.setNodeValue(attr.getNodeValue());

        if (pos > 0) {
            newNode.getAttributes().setNamedItemNS(newAttr);
        } else {
            newNode.getAttributes().setNamedItem(newAttr);
        }
    }

    // Merge all child elements and texts
    for (Node child = oldNode.getFirstChild(); child != null; child = child.getNextSibling()) {
        if (child.getNodeType() == Node.ELEMENT_NODE) {
            duplicateNode(newNode, (Element) child, namespaceUri, prefix);

        } else if (child.getNodeType() == Node.TEXT_NODE) {
            Text newText = newDoc.createTextNode(child.getNodeValue());
            newNode.appendChild(newText);
        }
    }

    return newNode;
}