Swinger is a Java framework which enable to create Swing UI easily thanks to XML.

<frame width="600" height="400" addWindowListener="${listener}" x="50" y="50">
	<menubar>
		<menu text="Fichier">
			<menuitem text="Quitter" action="${menu.quit}"/>
		</menu>
	</menubar>

	<panel width="600" height="400">
		<textarea name="textarea" text="Hello !" width="600" height="400"/>
	</panel>
</frame>