https://jaxb2-commons.dev.java.net/issues/show_bug.cgi?id=4
"
Includes parameter to set default property type: simple, bound,
constrained, both
Includes customizations:
- transient
- property type: simple, bound, constrained, both
Includes documentation (index.html)
"
Just check out HEAD of jaxb2-commons, apply the patch and try it :)
Documentation found in www/property-listener-injector/index.html
Sebastian