Class DomNode

src/main/java/org/htmlunit/html/DomNode.java:82–2311

Base class for nodes in the HTML DOM tree. This class is modeled after the W3C DOM specification, but does not implement it. @author Mike Bowler @author Mike J. Bresnahan @author David K. Taylor @author Christian Sell @author Chris Erskine @author Mike Williams @author Marc Guillemot @author Denis

 * @author Lai Quang Duong
 */
public abstract class DomNode implements Cloneable, Serializable, Node {

    /** A ready state constant (state 1). */
    public static final String READY_STATE_UNINITIALIZED = "uninitialized";

    /** A ready state constant (state 2). */
    public static final String READY_STATE_LOADING = "loading";

    /** A ready state constant (state 3). */
    public static final String READY_STATE_LOADED = "loaded";

    /** A ready state constant (state 4). */
    public static final String READY_STATE_INTERACTIVE = "interactive";

    /** A ready state constant (state 5). */
    public static final String READY_STATE_COMPLETE = "complete";

    /** The name of the "element" property. Used when watching property change events. */
    public static final String PROPERTY_ELEMENT = "element";

    private static final NamedNodeMap EMPTY_NAMED_NODE_MAP = new ReadOnlyEmptyNamedNodeMapImpl();

    /** The owning page of this node. */
    private SgmlPage page_;

    /** The parent node. */
    private DomNode parent_;

    /**
     * The previous sibling. The first child's <code>previousSibling</code> points
     * to the end of the list
     */
    private DomNode previousSibling_;

    /**
     * The next sibling. The last child's <code>nextSibling</code> is {@code null}
     */
    private DomNode nextSibling_;

    /** Start of the child list. */
    private DomNode firstChild_;

    /**
     * This is the JavaScript object corresponding to this DOM node. It may
     * be null if there isn't a corresponding JavaScript object.
     */
    private HtmlUnitScriptable scriptObject_;

    /** The ready state is a value that is available to a large number of elements. */
    private String readyState_;

    /**
     * The line number in the source page where the DOM node starts.
     */
    private int startLineNumber_ = -1;

    /**
     * The column number in the source page where the DOM node starts.