类 DomUtils

构造器详细资料

• DomUtils

  public DomUtils()

方法详细资料

• getChildElementsByTagName

  public static List<Element> getChildElementsByTagName​(Element ele,
                                                        String... childEleNames)

  Retrieves all child elements of the given DOM element that match any of the given element names. Only looks at the direct child level of the given element; do not go into further depth (in contrast to the DOM API's getElementsByTagName method).

  参数:

  ele - the DOM element to analyze

  childEleNames - the child element names to look for

  返回:

  a List of child org.w3c.dom.Element instances

  另请参阅:

  Element, Element.getElementsByTagName(java.lang.String)

• getChildElementsByTagName

  public static List<Element> getChildElementsByTagName​(Element ele,
                                                        String childEleName)

  Retrieves all child elements of the given DOM element that match the given element name. Only look at the direct child level of the given element; do not go into further depth (in contrast to the DOM API's getElementsByTagName method).

  参数:

  ele - the DOM element to analyze

  childEleName - the child element name to look for

  返回:

  a List of child org.w3c.dom.Element instances

  另请参阅:

  Element, Element.getElementsByTagName(java.lang.String)

• getChildElementByTagName

  @Nullable
  public static Element getChildElementByTagName​(Element ele,
                                                 String childEleName)

  Utility method that returns the first child element identified by its name.

  参数:

  ele - the DOM element to analyze

  childEleName - the child element name to look for

  返回:

  the org.w3c.dom.Element instance, or null if none found

• getChildElementValueByTagName

  @Nullable
  public static String getChildElementValueByTagName​(Element ele,
                                                     String childEleName)

  Utility method that returns the first child element value identified by its name.

  参数:

  ele - the DOM element to analyze

  childEleName - the child element name to look for

  返回:

  the extracted text value, or null if no child element found

• getChildElements

  public static List<Element> getChildElements​(Element ele)

  Retrieves all child elements of the given DOM element.

  参数:

  ele - the DOM element to analyze

  返回:

  a List of child org.w3c.dom.Element instances

• getTextValue

  public static String getTextValue​(Element valueEle)

  Extracts the text value from the given DOM element, ignoring XML comments.

  Appends all CharacterData nodes and EntityReference nodes into a single String value, excluding Comment nodes. Only exposes actual user-specified text, no default values of any kind.

  另请参阅:

  CharacterData, EntityReference, Comment

• nodeNameEquals

  public static boolean nodeNameEquals​(Node node,
                                       String desiredName)

  Namespace-aware equals comparison. Returns true if either Node.getLocalName() or Node.getNodeName() equals desiredName, otherwise returns false.

• createContentHandler

  public static ContentHandler createContentHandler​(Node node)

  Returns a SAX ContentHandler that transforms callback calls to DOM Nodes.

  参数:

  node - the node to publish events to

  返回:

  the content handler