The Javadoc tool has been updated for the Java 9 platform. It can now generate HTML 5 markup output in addition to HTML 4. The new Javadoc tool provides support for both HTML 4 and HTML 5.
HTML 4 will continue, even with the advent of the Java 9 platform, to be the default Javadoc output format. HTML 5 will be an option and will not become the default output markup format until Java 10.
The following short Java application simply generates a 319-wide by 319-high frame. It is shown here without any Javadoc tags, which we will discuss later in this section:
/import javax.swing.JFrame; import javax.swing.WindowConstants; public class JavadocExample { public static void main(String[] args) { drawJFrame(); } public static ...