In Eclipse, under Windows -> Preference -> Java -> Code Style, you can define code templates for comments and code, and you can s
If you find that you do not have a Save Actions preference under Java--> Editor, it may be because you are using an older version of Eclipse. In that case you can install the Format on save plugin from here.
Then, under Preferences, choose Java --> Format on save. Select the Run Format option under Select a code formatting action