default-jre software package provides Standard Java or Java compatible Runtime, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install default-jre
default-jre is installed in your system.
Make ensure the default-jre package were installed using the commands given below,
$ sudo dpkg-query -l | grep default-jre *
You will get with default-jre package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Interpreters |
| Package | default-jre |
| Version | 2:1.8-56ubuntu2 |
| Description | Standard Java or Java compatible Runtime |
| Sub Section | Interpreters |