What is Project Metropolis?The not so hush-hush Project Metropolis is all set to implement Java on itself – popularly known in the developer community as Java-on-Java. Oracle has released updates on its progress, and they are very encouraging.The project will focus on building a JIT (just in time) compiler that is written in Java. It is being touted as the experimental clone of JDK (Java Development Kit) 10. Work on ‘ahead of time’ compiling and Graal compiler is also in progress. This will take a significantly longer time to implement, but is a necessary factor to incre...