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Welcome today’s guide on how to install Java 13 on CentOS 7/6 & Fedora 31/30/29. Java 13 reached General Availability on 17 September 2019. Production-ready binaries are available from Oracle for Java SE Development Kit 13 on. This is the latest release of Java as of this writing.

JDK 13 is the open-source reference implementation of version 13 of the Java SE Platform as specified by by JSR 388 in the Java Community Process. Install JDK | OpenJDK 13 on your CentOS 8/7 & Fedora 31/30/29 using the next steps.

Option 1: Install OpenJDK 13 on CentOS 8/7 & Fedora 31-28

Visit JDK 13 releases page to download the latest archive.

sudo yum install -y curl
curl -O https://download.java.net/java/GA/jdk13/5b8a42f3905b406298b72d750b6919f6/33/GPL/openjdk-13_linux-x64_bin.tar.gz

Extract downloaded file using tar command.

tar xvf openjdk-13_linux-x64_bin.tar.gz

Move the resulting folder to /opt directory.

sudo mv jdk-13 /opt/

Configure Java environment:

sudo tee /etc/profile.d/jdk13.sh <<EOF
export JAVA_HOME=/opt/jdk-13
export PATH=\$PATH:\$JAVA_HOME/bin
EOF

Source your profile file and check java command

source /etc/profile.d/jdk13.sh

Confirm Java version.

$ echo $JAVA_HOME
/opt/jdk-13

$ java -version
openjdk version "13" 2019-09-17
OpenJDK Runtime Environment (build 13+33)
OpenJDK 64-Bit Server VM (build 13+33, mixed mode, sharing)

Option 2: Install Java SE Development Kit 13 on CentOS 8/7 & Fedora 31-29

If you choose to go with Java SE Development Kit 13, download RPM package for CentOS / RHEL / Fedora system using the command below.

 curl -LO -H "Cookie: oraclelicense=accept-securebackup-cookie" \
"https://download.oracle.com/otn-pub/java/jdk/13+33/5b8a42f3905b406298b72d750b6919f6/jdk-13_linux-x64_bin.rpm"

Install RPM package using the yum command.

$ sudo yum localinstall jdk-13_linux-x64_bin.rpm
Loaded plugins: fastestmirror
Examining jdk-13_linux-x64_bin.rpm: 2000:jdk-13-13-ga.x86_64
Marking jdk-13_linux-x64_bin.rpm to be installed
Resolving Dependencies
--> Running transaction check
---> Package jdk-13.x86_64 2000:13-ga will be installed
--> Finished Dependency Resolution

Dependencies Resolved

===================================================================================================================================================
 Package                       Arch                          Version                            Repository                                    Size
===================================================================================================================================================
Installing:
 jdk-13                        x86_64                        2000:13-ga                         /jdk-13_linux-x64_bin                        308 M

Transaction Summary
===================================================================================================================================================
Install  1 Package

Total size: 308 M
Installed size: 308 M
Is this ok [y/d/N]: y
Downloading packages:
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
  Installing : 2000:jdk-13-13-ga.x86_64                                                                                                        1/1 
  Verifying  : 2000:jdk-13-13-ga.x86_64                                                                                                        1/1 

Installed:
  jdk-13.x86_64 2000:13-ga                                                                                                                         

Complete!

Confirm Java version installed

$ java -version
java version "13-ea" 2019-09-17
Java(TM) SE Runtime Environment (build 13-ea+33)
Java HotSpot(TM) 64-Bit Server VM (build 13-ea+33, mixed mode, sharing)

Configure Java environment.

cat <<EOF | sudo tee /etc/profile.d/jdk13.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/jdk13.sh

Test Java Installation

Create a HelloWorld Java program.

$ cat 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.

$ javac 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.

Enjoy your Java Development.

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