apt is a command-line utility for annotation processing.
It includes a set of reflective APIs and supporting infrastructure to
These reflective APIs provide a build-time, source-based,
read-only view of program structure. They are designed to cleanly model
programming language's type system after the addition of
apt first runs annotation processors that can produce new
source code and other files. Next, apt can cause
compilation of both original and generated source files, thus
easing the development cycle.