Name: Javaee-api-6.0.jar source
File size: 281mb
File format: EXE
You can download javaee-api-6.0.jar source on the site kelseyjaymills.com
I was looking for the sources in the official maven repositories, but I still can't find it. The module contains interface declarations or contract which must be satisfied by the J2EE container you plan to use.