To switch between JDKs, use /usr/libexec/java_home -v version (e.g. usr/libexec/java_home -V : lists all installed JDKs, e.g.: $ /usr/libexec/java_home -Vġ0, x86_64: "Java SE 10" /Library/Java/JavaVirtualMachines/jdk-10.jdk/Contents/Homeġ.8.0_151, x86_64: "Java SE 8" /Library/Java/JavaVirtualMachines/jdk1.8.0_151.jdk/Contents/Home usr/libexec/java_home : shows you were the current JDK home is, eg: /Library/Java/JavaVirtualMachines/jdk-10.jdk/Contents/Home If you’ve done any fiddling with different JDK versions on MacOS before, you’ve probably come across the ‘/usr/libexec/java_home’ utility (see here for my previous article about this utility, and answers to this StackOverflow post which includes one of the most extensive and useful guides to running different JDK versions on MacOS that I’ve seen) which does a number of useful things relating to which JDK you’re currently using in your PATH: tar.gz for OpenJDK 11 direct from, there’s no obvious install instructions (at least that I can find) either on the OpenJDK website on in the.
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