EDIT

#!/usr/bin/python

import os, sys

modelDir="src/main/java/org/bgbm/model"

modelPackage="org.bgbm.model"

print"<list>"

for path,dirs,files in os.walk(modelDir):

    if path <> modelDir:

        package = "%s.%s"%(modelPackage, path[len(modelDir)+1:])

    else:

        package = modelPackage

    for f in files: 

        if f.endswith(".java") and f <> "package-info.java":

            print "<value>%s.%s</value>" %(package, f[:-5])

print"</list>"