DEV Community

slatzz
slatzz

Posted on

How To: JAVA_HOME (Mac)

Table of Contents

  1. Check current version
  2. View all versions on machine
  3. Download a new version of Java
  4. Check JAVA_HOME
  5. Update JAVA_HOME
    1. Step one
    2. Step two

Check current version 

java -version
Enter fullscreen mode Exit fullscreen mode

Image description

View all versions on machine 

/usr/libexec/java_home -V
Enter fullscreen mode Exit fullscreen mode

Image description

Download a new version of Java

Check JAVA_HOME 

echo $JAVA_HOME
Enter fullscreen mode Exit fullscreen mode

Update JAVA_HOME

Step one 

export JAVA_HOME=`/usr/libexec/java_home -v X.X.X`

// Example
export JAVA_HOME=`/usr/libexec/java_home -v 20.0.02`
Enter fullscreen mode Exit fullscreen mode

Step two 

nano ~/.zshrc

/**
* If you don't already have JAVA_HOME defined, add it
* to this file with the path to your desired version of 
* Java. Example below:
**/

export JAVA_HOME="/Library/Java/JavaVirtualMachines/jdk-20.jdk/Contents/Home"
Enter fullscreen mode Exit fullscreen mode

Save your changes

CTRL + O (Not zero)
ENTER
CTRL + X

Confirm 

// Confirm your file saved
nano ~/.zshrc

// Confirm Java version
java --version
Enter fullscreen mode Exit fullscreen mode

Thank you for reading 🙏🏽 I hope this was helpful. ☺️

Top comments (0)

Read next

sagar25 profile image

TDoC 2024 - Day 3: Introduction to Machine Learning

Sagar Das -

sudhakar_george_e6d1f136f profile image

Integrating sg-tooltip in Angular Project

Sudhakar George -

uwadon1 profile image

Build and Deploy a C.R.U.D REST API on Lambda using DynamoDB

Uwadone Joshua -

freerain9 profile image

鸿蒙Next自定义组件冻结功能解析

Freerain -