Similar to Scala macro in Java

Question

Anybody know if in Java there´s something like Scala macro to interact with the javac in compilation time. Reflection it´s quite powerful, but only works on runtime.

Answer 1

In Java there are no macros like in Scala but there is kind of macros like in C++.

Can I have macros in Java source files

Macros in Java?

Using scala macro from java

There are also

• Manifold http://manifold.systems/ https://github.com/manifold-systems/manifold

• Spoon https://spoon.gforge.inria.fr/ https://github.com/INRIA/spoon

• Joern https://joern.io/ https://github.com/joernio/joern

• compile-time annotation processing Is there a way to create custom annotations in Scala and write a custom annotation processor to verify the annotations?

• Lombok https://projectlombok.org/ https://github.com/projectlombok/lombok