Java Language Specification, Third Edition, the - Gosling, James; Joy, Bill; Steele, Guy; Bracha, Gilad (Addison-Wesley Professional, 2005)
Written by the inventors of the technology, The Java Language Specification, Third Edition, is the definitive technical reference for the Java programming language. If you want to know the precise meaning of the language's constructs, this is the source for you. The book provides complete, accurate, and detailed coverage of the Java programming language. It provides full coverage of all new features added since the previous edition, including generics, annotations, asserts, autoboxing, enums, for-each loops, variable arity methods, and static import clauses