Learn how to – Install Java 17 (OpenJDK 17) on Fedora 38/37/36/35/34/33

Learn how to – Install Java 17 (OpenJDK 17) on Fedora 38/37/36/35/34/33.

In our today’s guide, we’ll talk about how to install Java 17 (OpenJDK 17) on Fedora 38/37/36/35/34/33/32. Java 17 is now available for general usage – Check out General Availability release notes for new features. Production-ready binaries are also available from Oracle for Java SE Development Kit 17.

JDK 17 is the open-source reference implementation of version 17 of the Java SE Platform as specified by by JSR 388 in the Java Community Process. Install JDK | OpenJDK 17 on your Fedora by following the steps below.

For Ubuntu / Debian, use: Install Oracle Java 17 (OpenJDK 17) on Debian

Option 1: Install OpenJDK 17 on Fedora 38/37/36/35/34/33

Visit JDK 17 releases page to download the latest archive.

sudo dnf -y install curl wget
wget https://download.java.net/openjdk/jdk17/ri/openjdk-17+35_linux-x64_bin.tar.gz

Extract the downloaded OpenJDK 17 archive file using tar command.

tar xvf openjdk-17+35_linux-x64_bin.tar.gz

Move the resulting folder to /opt directory.

sudo mv jdk-17 /opt/

Configure Java environment:

sudo tee /etc/profile.d/jdk17.sh <<EOF
export JAVA_HOME=/opt/jdk-17
export PATH=$PATH:$JAVA_HOME/bin
EOF

Source your profile file and check java command

source /etc/profile.d/jdk17.sh

Confirm Java version.

$ echo $JAVA_HOME
/opt/jdk-17

$ java -version
openjdk version "17" 2021-09-14
OpenJDK Runtime Environment (build 17+35-2724)
OpenJDK 64-Bit Server VM (build 17+35-2724, mixed mode, sharing)

Option 2: Install Java SE Development Kit 17 on Fedora

If you choose to go with Java SE Development Kit 17, download RPM package for CentOS / RHEL / Fedora system using the command below.

wget https://download.oracle.com/java/17/latest/jdk-17_linux-x64_bin.rpm

Then install the RPM package using the yum or rpm command.

$ sudo rpm -Uvh jdk-17_linux-x64_bin.rpm
warning: jdk-17_linux-x64_bin.rpm: Header V3 RSA/SHA256 Signature, key ID ec551f03: NOKEY
Verifying...                          ################################# [100%]
Preparing...                          ################################# [100%]
Updating / installing...
   1:jdk-17-2000:17-ga                ################################# [100%]

Confirm Java version installed

$ java -version
openjdk version "17" 2021-09-14
OpenJDK Runtime Environment (build 17+35-2724)
OpenJDK 64-Bit Server VM (build 17+35-2724, mixed mode, sharing)

Configure Java environment.

cat <<EOF | sudo tee /etc/profile.d/jdk.sh
export JAVA_HOME=/usr/java/default
export PATH=$PATH:$JAVA_HOME/bin
EOF

To use Java Home, source the file.

source /etc/profile.d/jdk.sh

Test Java 17 Installation on Fedora

Create a HelloWorld Java program.

$ vi HelloWorld.java 
public class HelloWorld {

    public static void main(String[] args) {
        // Prints "Hello, World" to the terminal window.
        System.out.println("Hello, World");
    }

}

Compile Java code.

java HelloWorld.java

Run your Java program.

$ java HelloWorld
Hello, World

Choosing Default Version of Java

If you have more than one version of Java installed, you can set default one using alternatives command.

sudo alternatives --config java

Select Java to set as default.

$ sudo alternatives --config java

There is 1 program that provides 'java'.

  Selection    Command
-----------------------------------------------
*+ 1           /usr/java/jdk-17/bin/java

Enter to keep the current selection[+], or type selection number: 

Recommended books:

• Best Java Programming Books
• Must-Read Books to Learn Java Programming

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