Binary package “libjsf-api-java” in ubuntu xenial

JavaServer Faces 2.2 Java EE web framework - API

 JavaServer Faces 2.2 (JSF) is a Java-based Web application framework intended
 to simplify development integration of web-based user interfaces.
 .
 JSF hides complexity to maximize developer productivity and provides a
 component model, page templating, Ajax support, client device independence,
 clean separation of roles, better MVC handling for webapps, and world-class
 IDE integration from every available Java IDE.
 .
 JSF also provides a easy integration with popular enterprise technologies,
 including Hibernate, Spring, Seam, Jasper Reports and others. JSF 2.2 is
 compatible with JavaEE 5 application servers or any server implementing
 Servlet 2.5.
 .
 This package contains only API of JSF 2.2 spec.