libportlet-api-2.0-spec-java software package provides Java Portlet Specification V2.0, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libportlet-api-2.0-spec-java
libportlet-api-2.0-spec-java is installed in your system.
Make ensure the libportlet-api-2.0-spec-java package were installed using the commands given below,
$ sudo dpkg-query -l | grep libportlet-api-2.0-spec-java *
You will get with libportlet-api-2.0-spec-java package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Java |
| Package | libportlet-api-2.0-spec-java |
| Version | 1.0-2 |
| Description | Java Portlet Specification V2.0 |
| Sub Section | Java |