7.6 JPA Detection Criteria
Bundlor scans for the JPA persistence.xml
files located in the META-INF
directory. If it detects this file it scans the file for a number of values that contain class names.
7.6.1 persistence.xml
Values
Using XPath syntax, the following is a list of values searched for type names
//persistence-unit/provider
//persistence-unit/class