Source ~/.bash_profile or source ~/.The cleanest way to manage multiple java versions on Mac is to use Homebrew. save the changes and make them effective right away by running:.JAVA_HOME=/Library/Java/JavaVirtualMachines/jdk-15.0.2.jdk/Contents/Home You will probably have only one of these files existing in your home directory ( ~/.bash_profile or ~/.zshrc).

zshrc file, depending on which shell you are using. run /usr/libexec/java_home -v15 and copy the output.Note: it might be 15.0.3 or higher, depending on the date of your download. Sudo mv openjdk-15.0.2_osx-圆4_ /Library/Java/JavaVirtualMachines/ tar.gz file, extract it and remove it after extraction): Navigate to the download folder, and run these commands (move the.I found info on how to fix the issue with this article: If you are on Mac OS Big Sur, then you probably have a messed up java installation. Print full JVM list and additional data as XML plist. Request installation of a Java Runtime if not installed. Execute the $JAVA_HOME/bin/ with the remaining arguments. Fail when filters return no JVMs, do not continue with default. Use the JVM list for a specific task (Applets, WebStart, BundledApp, JNI, or CommandLine)

Filter JVMs matching architecture (i386, x86_64, etc). Filter Java versions in the 'JVMVersion' form 1.X(+ or *). Returns the path to a Java home directory from the current user's settings. If you prefer XML output, java_home also has a -X option to output in XML. You might be able to do if-else and check for multiple different versions of java as well. # Do this if you want to export JAVA_HOMEĮcho 'Did not find any installed JDK for version $REQUESTED_JAVA_VERSION' If POSSIBLE_JAVA_HOME='$(/usr/libexec/java_home -v $REQUESTED_JAVA_VERSION 2>/dev/null)' then You could take advantage of the above commands in your script like this: REQUESTED_JAVA_VERSION='1.7' Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Home Library/Java/JavaVirtualMachines/jdk1.7.0_79.jdk/Contents/Home To request the JAVA_HOME path of a specific JDK version, you can do: $ /usr/libexec/java_home -v 1.7 To list all versions of installed JDK: $ /usr/libexec/java_home -Vġ.8.0_51, x86_64: 'Java SE 8' /Library/Java/JavaVirtualMachines/jdk1.8.0_51.jdk/Contents/Homeġ.7.0_79, x86_64: 'Java SE 7' /Library/Java/JavaVirtualMachines/jdk1.7.0_79.jdk/Contents/Home You can leverage the java_home helper binary on OS X for what you're looking for.

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