Oct 25, 2016 · The which command gives you the path to the java binary: which java But if it is only a symlink (e.g. used by alternatives) this will not get your the real path to the binary. You can either list where the symlink points to with with ls -l: ls -l `which java` which for me outputs /usr/bin/java -> /etc/alternatives/java

Jun 6, 2023 · The Java home directory is the installation directory for the Java Runtime Environment and Java Development Kit (see: Java JDK vs JRE.This directory contains all of the files that come with Java and are used to run Java programs or compile them. The location for this directory can change depending on your system (Linux, MacOS, Windows, etc.) and the …

Oct 2, 2019 · On Linux Fedora30 several versions of the full java JDK are available, specifically package names: java-1.8.0-openjdk-devel.x86_64 java-11-openjdk-devel.x86_64 Once installed, they are found in: /usr/lib/jvm. To select the location/directory of a full development JDK (which is different from the simpler runtime only JRE) look for entries:

Jun 22, 2016 · The java binary gets installed with the JRE, but if you're doing development you need JDK, which isn't necessarily installed in which java (which in my case is /usr/bin). – Tim S. Commented Jun 21, 2017 at 13:15

Jan 9, 2025 · If you see this, OpenJDK is successfully installed on your system. Step 5: Set OpenJDK as the Default Java Version (Optional) If you have multiple versions of Java installed, you can set OpenJDK 21 as the default version by running: sudo update-alternatives --config java. This command will show a list of installed Java versions.

Nov 12, 2011 · In your terminal type java -version or just javac if it returns something, then you've java installed. Otherwise, there is also the possibility that the path variables do not contain the java path. So use locate jdk or locate java to see if you have the java binary. Don't forget to run updatedb if you are using locate for the first time.

Dec 26, 2024 · Whether you use simple commands like java -version, explore the Java installation path, or review installed packages, Linux provides multiple ways to confirm the installed Java version. These methods are easy to follow and can be applied across different distributions, giving you precise details about the Java runtime or development kit on your ...

May 14, 2016 · You need to dig into symbolic links. Below is steps to get Java directory. Step 1: $ whereis java java: /usr/bin/java /etc/java /usr/share/java That tells the command java resides in /usr/bin/java.

Read more at Where can I find the Java SDK in Linux? WAY-2 (Better than WAY-1) : Below answer is still working and try it if above command is not working for you. ... In generally, java gets installed at /usr/lib/jvm. That is where my sun jdk is installed. check if it is same for open jdk also. Share. Improve this answer.

For example, to install the software in the /usr/java/ directory, Type: cd /usr/java/ Move the .tar.gz archive binary to the current directory. Unpack the tarball and install Java tar zxvf jre-8u73-linux-x64.tar.gz The Java files are installed in a directory called jre1.8.0_73 in the current directory.