Chapter 2. Installing Red Hat build of OpenJDK 21 for Microsoft Windows with the archive

Procedure

1. Download the archive of Red Hat build of OpenJDK 21 for Microsoft Windows.

2. Extract the contents of an archive to a directory of your choice.

   Note

   Extracting the contents of an archive to a directory path that does not contain spaces is recommended.

3. Update the PATH as below:

   1. Add the bin directory contained in your Red Hat build of OpenJDK 21 for Microsoft Windows installation path to the %PATH% environment variable:

      C:\> setx /m PATH "%PATH%;C:\Progra~1\RedHat\java-21-openjdk-<version>\bin"

      If the path contains spaces, use the shortened path name.

   2. Restart Command Prompt to reload the environment variables.
4. To verify the Red Hat build of OpenJDK 21 for Microsoft Windows is successfully installed, run the java -version command in a command prompt.

5. The %JAVA_HOME% environment variable must also be set to use some developer tools. Set the %JAVA_HOME% environment variable as follows:

   1. Open Command Prompt as an administrator.

   2. Set the value of the environment variable to your Red Hat build of OpenJDK 21 for Microsoft Windows installation path:

      C:\> setx /m JAVA_HOME "C:\Progra~1\RedHat\java-21-openjdk-<version>"

      If the path contains spaces, use the shortened path name.

   3. Restart Command Prompt to reload the environment variables.