java5-runtime-headless software package provides virtual package provided by gcj-jre-headless, gcj-6-jre-headless, default-jre-headless, gcj-5-jre-headless, openjdk-8-jre-headless, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install java5-runtime-headless
java5-runtime-headless is installed in your system.
Make ensure the java5-runtime-headless package were installed using the commands given below,
$ sudo dpkg-query -l | grep java5-runtime-headless*
You will get with java5-runtime-headless package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Virtual packages |
| Package | java5-runtime-headless |
| Version | |
| Description | virtual package provided by gcj-jre-headless, gcj-6-jre-headless, default-jre-headless, gcj-5-jre-headless, openjdk-8-jre-headless |
| Sub Section | Virtual |