Here is a nice eclipse plug-in which automatically generate javadoc for java class, method and variable level.
The main objective of this plugin is to add javadoc automatically.
Below site will guide, how to integrate plugin in to eclipse and its use. Good practice of using javadoc for class level, method level and variable declaration level too.
Hope this will reduces our development effort for some extent.
Get glued to know more updates.
Have a nice day 🙂