有没有办法提高Java编译器的多核/多处理器性能？

My coworker noticed that when javac is compiling it only utilizes a single core. Is there anything like the -j command with the gcc for Java that will allow us to distribute the compiler workload across cores or processors? If not, do you think that this will ever be possible or is there some sort of fundamental restriction as a result of Java's design?My coworker noticed that when javac is compilin