Class DomText

src/main/java/org/htmlunit/html/DomText.java:37–224

Representation of a text node in the HTML DOM. @author David K. Taylor @author Christian Sell @author Rodney Gitzel @author Ahmed Ashour @author Sudhan Moghe @author Philip Graf @author Ronald Brill

 * @author Ronald Brill
 */
public class DomText extends DomCharacterData implements Text {

    private SelectionDelegate selectionDelegate_;
    private DoTypeProcessor doTypeProcessor_;

    /** The symbolic node name. */
    public static final String NODE_NAME = "#text";

    /**
     * Creates an instance of DomText.
     *
     * @param page the Page that contains this element
     * @param data the string data held by this node
     */
    public DomText(final SgmlPage page, final String data) {
        super(page, data);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public DomText splitText(final int offset) {
        if (offset < 0 || offset > getLength()) {
            throw new IllegalArgumentException("offset: " + offset + " data.length: " + getLength());
        }

        // split text into two separate nodes
        final DomText newText = createSplitTextNode(offset);
        setData(getData().substring(0, offset));

        // insert new text node
        if (getParentNode() != null) {
            getParentNode().insertBefore(newText, getNextSibling());
        }
        return newText;
    }

    /**
     * Creates a new text node split from another text node. This method allows
     * the derived type of the new text node to match the original node type.
     *
     * @param offset the character position at which to split the DomText node
     * @return the newly created Text node
     */
    protected DomText createSplitTextNode(final int offset) {
        return new DomText(getPage(), getData().substring(offset));
    }

    /**
     * {@inheritDoc}
     * Not yet implemented.
     */
    @Override
    public boolean isElementContentWhitespace() {
        throw new UnsupportedOperationException("DomText.isElementContentWhitespace is not yet implemented.");
    }