jOOλ - The Missing Parts in Java 8 jOOλ improves the JDK libraries in areas where the Expert Group's focus was elsewhere. It adds tuple support, function support, and a lot of additional functionality around sequential Streams. The JDK 8's main efforts (default methods, lambdas, and the Stream API) were focused around maintaining backwards compatibility and implementing a functional API for parallelism.
These methods have an unnecessary type variable
<U>
, see also https://github.com/jOOQ/jOOL/pull/399 by @magicprinc:Agg::bitAndInt
Agg::bitAndLong
Agg::bitOrInt
Agg::bitOrLong
Removing a type variable is an incompatible change of API.