in jackson2/src/java/org/apache/fulcrum/json/jackson/SimpleNameIntrospector.java [158:166]
public void setExternalFilterExcludeClasses(Class<?>... classes) {
for (int i = 0; i < classes.length; i++) {
if (!externalFilterExcludeClasses.contains(classes[i].getName())) {
externalFilterExcludeClasses.add(classes[i].getName());
}
}
}