Centos which java

Add a comment. Active Oldest Votes. Improve this answer. Henry Finucane Henry Finucane 3 3 silver badges 10 10 bronze badges. Thank you. I never thought of that was symlinked to actual java. I was always in an impression that "which java" is printing wrong — sunskin. Hav a good one! Shell magic : — Henry Finucane. Thanks alot, its always a mess configuring and understanding these java paths — nuicca. Peter Lawrey Peter Lawrey k 73 73 gold badges silver badges bronze badges.

That means you have a syntax error in your. I make a note of this here as this is now required for building the android sources. Then, open the. In this example, we use vim :. For example, if we copy the installation path for Java 11 in the previous step, the added line in the text editor will be:. In case you need to remove any of the Java packages installed, use the yum remove command. Confirm the process by pressing y yes , and it will uninstall the package from CentOS , as in the image below:.

We also covered changing the default version and setting the home environment variable. You are now ready to get started with Java! Introduction As a highly popular programming language, Java is used for developing anything from lightweight mobile to desktop applications. This step-by-step guide will show you how to install Java on CentOS 7.

Was this article helpful? Sofija Simic. Both implementations are based largely on the same code but OpenJDK, the reference implementation of Java, is fully open source while Oracle Java contains some proprietary code. Most Java applications will work fine with either but you should use whichever implementation your software calls for. You may install various versions and releases of Java on a single system, but most people only need one installation.

With that in mind, try to only install the version of Java that you need to run or develop your application s. This section of the guide will show you how to install Oracle Java 9 JRE and JDK bit , the latest release of these packages at the time of this writing. Throughout this section we will be using the wget command to download the Oracle Java software packages.

Substitute the copied download link in place of the highlighted part of the wget command. Then install the RPM with this yum command if you downloaded a different release, substitute the filename here :.

If you installed multiple versions of Java, you may want to set one as your default i. Additionally, some applications require certain environment variables to be set to locate which installation of Java to use.

Export your Java path into the. Throughout Echo's four year stint as a technical support specialist, her passion for breaking down complex concepts had to lead to a career in professional writing.

As a former top tier support specialist, she added a distinctive element to her written work that spoke to customer feedback and concerns. Echo occasionally pops her head out from behind her computer to watch her dog energetically run around the yard and unabashedly shovels money into buying tickets to see her favorite musical artists.

Join our mailing list to receive news, tips, strategies, and inspiration you need to grow your business. Our Sales and Support teams are available 24 hours by phone or e-mail to assist. Search Search. Open the terminal and login as root. If you are logged in as another user, you will need to add sudo before each command.