Showing and hiding override indicators
Outline and Hierarchy views can show special icons (override indicators) to indicate members that override or implement other members from supertypes.
To show the override indicators:
- Select the Show override indicators in outline and hierarchy checkbox
in the Window > Preferences > Java > Appearance
page
To hide the override indicators:
- Clear the Show override indicators in outline and hierarchy checkbox
in the Window > Preferences > Java > Appearance
page

Showing and hiding elements
Filtering elements

Appearance preference page
Package Explorer