Securing web resources is all nice and cool, but in a well designed application it's more natural to secure methods (for example on backend facade or even domain objects). While we may get away with role-based authorization in many intranet business applications, nobody will ever handle assigning roles to users in a public, free to use Internet service. We need authorization based on rules described in our domain.
For example: there is a service AlterStory, that allows cooperative writing of stories, where one user is a director (like a movie director), deciding which chapter proposed by other authors should make it to the final story.
The method for accepting chapters, looks like this:
IntroductionBy deafault, Apache Karaf keeps configuration for bundles in the etc directory as flat properties files. We can override configuration for the storing mechanism by providing own implementation of the org.apache.felix.cm.PersistenceManager i...