org.checkerframework.checker.index.qual

Annotation Type SubstringIndexUnknown

@DefaultQualifierInHierarchy
 @SubtypeOf(value={})
 @Target(value={TYPE_USE,TYPE_PARAMETER})
public @interface SubstringIndexUnknown

The top type for the Substring Index type system. This indicates that the Index Checker does not know any sequences that this integer is a substring index for.

See the Checker Framework Manual:

Index Checker