General
There is a new a new service provider class wizard in JBoss Tools 4.0.0.Beta1. This wizard creates a new java class with specific service type and create a service file in the 'META-INF/services' directory. If the service file already exists, the class is added to it on a new line.
It's also possible to register an existing class as a service provider in META-INF/services.
Related Jiras : JBIDE-9443, JBIDE-12793