org.checkerframework.checker.index.qual

Annotation Type UpperBoundBottom

@Documented
 @Retention(value=RUNTIME)
 @Target(value={TYPE_USE,TYPE_PARAMETER})
 @TargetLocations(value={EXPLICIT_LOWER_BOUND,EXPLICIT_UPPER_BOUND})
 @SubtypeOf(value=LTOMLengthOf.class)
public @interface UpperBoundBottom

The bottom type in the Upper Bound type system. Programmers should rarely write this type.

See the Checker Framework Manual:

Index Checker, the bottom type