assertFalse(options.isAuthor());
        assertFalse(options.isSplitIndex());
        assertNull(options.getWindowTitle());
        assertNull(options.getDocTitle());
        assertNull(options.getFooter());
        assertNull(options.getBottom());
        assertEmpty(options.getLinks());
        assertEmpty(options.getLinksOffline());
        assertFalse(options.isLinkSource());
        assertEmpty(options.getGroups());

     */
    @Nullable
    @Optional
    @Input
    public String getFooter() {
        return footer;
    }

    /**
     * Sets footer text for each page (optional).
     *
     * @param footer the footer as HTML
     */
    public void setFooter(@Nullable String footer) {
        this.footer = footer;
    }

    /**

     */
    @Nullable @Optional @Input
    public String getFooter() {
        return footer.getValue();
    }

    public void setFooter(@Nullable String footer) {
        this.footer.setValue(footer);
    }

    public StandardJavadocDocletOptions footer(String footer) {
        setFooter(footer);
        return this;
    }

    /**
     * -bottom text
     * <p>