org.checkerframework.common.value.qual

Annotation Type BottomVal

@InvisibleQualifier
 @SubtypeOf(value={ArrayLen.class,BoolVal.class,DoubleVal.class,IntVal.class,StringVal.class,ArrayLenRange.class,IntRange.class,IntRangeFromPositive.class})
 @Target(value={TYPE_USE,TYPE_PARAMETER})
 @TargetLocations(value={EXPLICIT_LOWER_BOUND,EXPLICIT_UPPER_BOUND})
public @interface BottomVal

The bottom type in the Constant Value type system. Programmers should rarely write this type.

See the Checker Framework Manual:

Constant Value Checker, the bottom type