===== Install JAVA ===== ==== Linux Open SUSE Leap 15.2 ===== Run the following commands to install JAVA openjdk 15 zypper up zypper ar http://download.opensuse.org/repositories/Java:/Factory/openSUSE_Leap_15.2/ java zypper mr -p 70 java zypper refresh zypper in java-15-openjdk java --version If a JAVA version is already installed on your system before the installation of openjdk 15, use alternatives command to change the java version used by your system. alternatives --config java # In case of upgrade: Switches the links to point to the new version # logout and login again to have the environment variables defined. ==== Linux CentOS/RedHat ===== * Use the existing package installer (apt or yum for example) to install latest GA version of JAVA OpenJDK (currently 15) * Example on CentOS: yum install java-latest-openjdk-headless.x86_64 # Installs the latest OpenJDK binaries alternatives --config java # In case of upgrade: Switches the links to point to the new version java -version # Check you run the latest version * Or download the Linux/x64 archive from https://jdk.java.net/ and decompress it in your usual Java install path and update /usr/bin/java link * Refer to the online documentation specific to your Linux distribution