libjruby-joni-java software package provides Java port of Oniguruma regexp 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 libjruby-joni-java
libjruby-joni-java is installed in your system.
Make ensure the libjruby-joni-java package were installed using the commands given below,
$ sudo dpkg-query -l | grep libjruby-joni-java *
You will get with libjruby-joni-java package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Java |
| Package | libjruby-joni-java |
| Version | 2.1.4-1 |
| Description | Java port of Oniguruma regexp library |
| Sub Section | Java |