Indicates that annotations with a type are to be documented by javadoc and similar tools by default.

  Indicates that annotations with a type are to be documented by javadoc
and similar tools by default. This type should be used to annotate the
declarations of types whose annotations affect the use of annotated
elements by their clients. If a type declaration is annotated with
Documented, its annotations become part of the public API
of the annotated elements.