Put these 2 lines in it - change java location accordingly OpenJDK 64-Bit Server VM (build 25.121-b13, mixed vi ~/.bash_profile Want to change default JVM version in Ubuntu Linux OS? Or CentOS Linux? Let’s get started on changing default Java to JDK 9 java -version During runtime they setup CLASSPATH and PATH respectively to use preferred Java version. Usually, in production, companies ship Java with their project binary. But it’s not the case for most of the companies out there 🙂 This is an ideal situation for most of the cases if you are the only one working on project. OpenJDK 64-Bit Server VM (build 25.121-b13, mixed mode) With simple command java -version you will see which JDK it referred to. This is the default Java version available for you to use. For new re-imaged host it will completely install new Java/JDK binary for you.Īfter that – just use command which java to find out CLASSPATH variable. Openjdk-9-jre-headless is already the newest version (9~b161-1).Ġ upgraded, 0 newly installed, 0 to remove and 0 not upgraded.Īs you see above, I already have latest JDK 9 installed and then there is no need to download any extra package here.
Use below linux command to install latest Java in Ubuntu, CentOS: apt install openjdk-9-jre-headless Please make sure to upgrade to Latest JDK. How to install or upgrade JVM in Linux OS? When you install Java with default apt install command on Ubuntu or CentOS Linux OS then it will install Java under default folder /usr/bin/java.
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