– Rock Commented Mar 28, 2019 at 19:06 Up to now I'd personally just update a person Listing (say /usr/java/most recent) to place for the java Edition I desired to use, and put /usr/java/most recent/bin on my route so I only necessary to do one update to obtain javac, java, javap, etc (all in one alter).Multithreading: Java is really a multi-thr