How do I add an action to a the popup menu of the Java editor?
The simplest way is to run New Action Wizard (File > New… > Module Development > Action) which creates an action for you and registers it in your layer.xml. • On the first tab, choose Conditionally Enabled action and select EditorCookie as the cookie class. • On the second tab, check Editor Context Menu Item and choose MIME type (text/x-java in this case) and position. You can also declare your action in your layer manually: