Backward Hierarchy:
java.lang.Object -> Foo

Backward References:
Foo in Foo occurrences = 1
Foo.m(0) in Foo occurrences = 1
java.util.Collections in Foo occurrences = 2
java.util.Collections.emptySet(0) in Foo occurrences = 1

Class Definitions:
Foo in Foo

Members Signatures: