What is the best Java library for composing HTML emails?

You know some lib on java that possibility composing a HTML mail with a easy way? I don't want for example on create a table, puting in email body somethig like

<table><tr><td> Hello </td></tr></table>

I would like to use a lib that have a simple flaty CSS style on email and possibilities me write something like this:

mail.setHtmlTable("Hello");

Remember, it's a poor example, just to try to explain what kind of lib i'm looking for

Thank you (: