libjing-java software package provides RELAX NG validator - library, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libjing-java
libjing-java is installed in your system.
Make ensure the libjing-java package were installed using the commands given below,
$ sudo dpkg-query -l | grep libjing-java *
You will get with libjing-java package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Java |
| Package | libjing-java |
| Version | 20131210+dfsg+1-1 |
| Description | RELAX NG validator - library |
| Sub Section | Java |