is = loader.getResourceAsStream(pkg.replace('.', '/') + "/namespace");
if (is != null) {
ReadStream in = Vfs.openRead(is);
String line;
while ((line = in.readLine()) != null) {
for (String name : line.split("[ \t\r\n]+")) {
if (! "".equals(name)) {
if (! pkgList.contains(name))
pkgList.add(name);
}