Java(TM) SE Runtime Environment (build 1.8.0_121-b13) If the major version of the available JDK is unique you can just use the major version, like: export JAVA_HOME=`/usr/libexec/java_home -v 1.8`Īfter setting the JAVA_HOME and you run the java -version command you will see that JDK 1.8 is the new default JDK in your computer. For example, I will choose the 1.8.0_121 version to be my default JDK. Matching Java Virtual Machines (3):ĩ, x86_64: "Java SE 9" /Library/Java/JavaVirtualMachines/jdk-9.jdk/Contents/Homeġ.8.0_121, x86_64: "Java SE 8" /Library/Java/JavaVirtualMachines/jdk1.8.0_121.jdk/Contents/Homeġ.7.0_80, x86_64: "Java SE 7" /Library/Java/JavaVirtualMachines/jdk1.7.0_80.jdk/Contents/Homeįrom the list above pick which version you want to be the default JDK. On my machine I have the following version of Java. The command will print out something like the following depending on the available JDK in your computer. First you need to run /usr/libexec/java_home -V command to get the list of installed JDK. The source code of the Java Platform, Standard Edition 11 Reference Implementations binaries is available under the GPLv2 in a single zip file.In this post you will learn how to set the default JAVA_HOME in Mac OS X when you have more than one JDK installed in your computer. Library/Java/JavaVirtualMachines/adoptopenjdk-11.jdk/Contents/Home OpenJDK 64-Bit Server VM AdoptOpenJDK (build 11.0.6+10, mixed mode) OpenJDK Runtime Environment AdoptOpenJDK (build 11.0.6+10) In previous macOS versions, this was done in ~/.bash_profile. In ~/.zshrc, I set the variable like so: export JAVA_HOME=$(/usr/libexec/java_home) Here is a trick that allows me to keep the environment variable current, even after a Java Update was installed. JAVA_HOME is an important environment variable and it’s important to get it right. OpenJDK 64-Bit Server VM AdoptOpenJDK (build 11.0.4+11, mixed mode) OpenJDK Runtime Environment AdoptOpenJDK (build 11.0.4+11) … hopefully showing something like this: openjdk 11.0.4 After opening a terminal, the successful installation of the JDK can be confirmed like so: java -version
OpenJDK11U-jdk_圆4_mac_hotspot_11.0.4_11.pkg, which when executed, will install into this location: /Library/Java/JavaVirtualMachines/adoptopenjdk-11.jdkĪlmost done. However, the easiest way is to select OpenJDK 11 (LTS), the HotSpot JVM, and macOS 圆4, which will expose two option like these:Ĭlicking on “Install JDK installer”, will download the OpenJDK installer package, e.g. Easy to follow details about how to install OpenJDK are available here. As I’m writing this, Java 11.0.4 is the latest version and AdoptOpenJDK is one of the best places to find Prebuilt OpenJDK Binaries. Since OS X 10.7 Java is not (pre-)installed anymore, let’s fix that. Looking for how to install Java on Big Sur? Please take a look over here.
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