Using multiple cores/processors when compiling Java

Question

I use a desktop with eight cores to build a Java application using Ant (through a javac target). Is there a way to speed up the compilation by using more than one thread or

Answer 1

I don't know of any way to do tell ant itself to make effective use of multiple cores. But you can tell ant to use the Eclipse Compiler, which has support for multithreaded compilation built-in.