For example, on macOS, use brew to install the latest Java (OpenJDK 21, also follow the caveat steps to symlink into the system virtual machines) followed by the appropriate jenv add PATH_TO_JVM_HOME command to recognize it.

$ echo 'export PATH="$HOME/.jenv/bin:$PATH"' >> ~/.zshrc $ echo 'eval "$(jenv init -)"' >> ~/.zshrc · $ eval "$(jenv init -)" $ jenv enable-plugin export ... $ jenv add /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home oracle64-1.6.0.39 added $ jenv add /Library/Java/JavaVirtualMachines/jdk17011.jdk/Contents/Home oracle64-1.7.0.11 added

May 2, 2025 - jEnv is a command line tool that helps us manage multiple JDK installations. It basically sets JAVA_HOME inside our shell in a way that can be set globally, locally to the current working directory, or per shell.

February 27, 2014 - Ians-MacBook-Pro:~ ian$ echo $JAVA_HOME /Library/Java/JavaVirtualMachines/jdk1.8.0.jdk/Contents/Home Ians-MacBook-Pro:~ ian$ jenv local oracle64-1.7.0.45 Ians-MacBook-Pro:~ ian$ jenv global oracle64-1.7.0.45 Ians-MacBook-Pro:~ ian$ jenv shell shell shell-options Ians-MacBook-Pro:~ ian$ jenv shell oracle64-1.7.0.45 Ians-MacBook-Pro:~ ian$ jenv version oracle64-1.7.0.45 (set by JENV_VERSION environment variable) Ians-MacBook-Pro:~ ian$ echo $JAVA_HOME /Library/Java/JavaVirtualMachines/jdk1.8.0.jdk/Contents/Home Ians-MacBook-Pro:~ ian$ jenv versions system oracle64-1.6.0.65 * oracle64-1.7.0.45 (set by JENV_VERSION environment variable) oracle64-1.8.0-ea Ians-MacBook-Pro:~ ian$ echo $JENV_VERSION oracle64-1.7.0.45 Ians-MacBook-Pro:~ ian$ cat .java-version oracle64-1.7.0.45 Ians-MacBook-Pro:~ ian$ ```

May 19, 2020 - $ echo 'export PATH="$HOME/.jenv/bin:$PATH"' >> ~/.bash_profile $ echo 'eval "$(jenv init -)"' >> ~/.bash_profile · If your using Zsh just change .bash_profile above to .zshrc and everything should work. You may need to logout and log back in to load changes. Now we can use jEnv to add different versions of Java by using the following command:

September 11, 2023 - # Take note to run below command if you are running on Apple Silicon Mac # echo 'export PATH="$HOME/.jenv/bin:$PATH"' >> ~/.zshrc # Append jEnv init config to .zshrc echo eval "$(jenv init -)" >> ~/.zshrc # Restart ZSH session source ~/.zshrc # Alternative way to restart exec $SHELL -l ... Also, in order for jEnv to automatically set our JAVA_HOME, run the following commands to enable export plugin

July 27, 2018 - $ jenv add /Library/Java/JavaVirtualMachines/jdk-10.0.1.jdk/Contents/Home

April 11, 2025 - jenv is a command-line tool to manage the “JAVA_HOME” environment variable. Add a Java version to jEnv: jenv add path/to/jdk_home Display the current JDK version used: jenv version Display all managed JDKs: jenv versions Set the global JDK ...

October 20, 2021 - 1. brew install jenv 2. echo eval "$(jenv init -)" >> /Users/xiquan/.zshrc 3. jenv add $(/usr/libexec/java_home) 4. jenv global 1.8 5. <open new terminal tab> 6.

March 17, 2022 - Even when you set up global JDK with jEnv, some applications from the Java ecosystem will search for JAVA_HOME environment variable in your system to find out where the JDK is located. Also, if you want to create and use executable Java scripts as single-file source code in GNU/Linux or MacOS then you must set JAVA_HOME.

December 27, 2025 - When developing Android or Java applications, managing multiple Java versions can be crucial, especially if different projects require different versions. jEnv simplifies this process by allowing you to switch between Java versions effortlessly and set JAVA_HOME per project or globally.

December 24, 2021 - jEnv is a command line tool to help you forget how to set the JAVA_HOME environment variablejenv.be

Run echo $JAVA_HOME and verify that it returns something like /Users/powers/.jenv/versions/openjdk64-1.8.0.272.

➜ ~ jenv add /Library/Java/JavaVirtualMachines/jdk1.8.0_152.jdk/Contents/Home or with ~java_home~ command: ➜ ~ jenv add $(/usr/libexec/java_home -v 1.8) oracle64-1.8.0.152 added 1.8.0.152 added 1.8 added ➜ ~ jenv add /Library/Java/JavaVirtualMachines/jdk1.7.0_80.jdk/Contents/Home or with ~java_home~ command: ➜ ~ jenv add $(/usr/libexec/java_home -v 1.7) oracle64-1.7.0.80 added 1.7.0.80 added 1.7 added

December 2, 2020 - $ jenv add /Library/Java/JavaVirtualMachines/jdk-15.0.1.jdk/Contents/Home/ $ jenv add /Library/Java/JavaVirtualMachines/adoptopenjdk-12.jdk/Contents/Home/ $ jenv add /Library/Java/JavaVirtualMachines/adoptopenjdk-8.jdk/Contents/Home/

June 27, 2020 - If you already have installed Java, just ignore this step. ... The above command will clone the contents of jEnv in a local directory named .jenv. ... Finally, update the changes we just made in ~/.bash_profile using command. ... If it doesn't work for any reason, just use ~/.bashrc instead of ~/.bash_profile. $ echo 'export PATH="$HOME/.jenv/bin:$PATH"' >> ~/.bashrc $ echo 'eval "$(jenv init -)"' >> ~/.bashrc $ source ~/.bashrc

April 23, 2021 - You can check the same by running the command – java -version For us, the default version is 16.0.1 · One crude way to switch Java versions is to keep updating JAVA_HOME environment variable, and add JAVA_HOME/bin to the PATH environment variable.

April 26, 2019 - $ brew install jenv $ eval "$(jenv init - zsh)" $ jenv enable-plugin export $ jenv add $(/usr/libexec/java_home) $ jenv versions * system (set by /Users/andrewevans/.jenv/version) 12 openjdk64-12

JAVA_HOME is critical for many tools (e.g., Maven, Gradle, IDEs like IntelliJ) and scripts that rely on knowing the active Java installation path. In this guide, we’ll walk through installing jenv, adding Java versions to jenv, and configuring your macOS Bash profile to automatically sync JAVA_HOME with the currently active jenv Java version.