in src/main/java/org/apache/bsf/util/type/TypeConvertorRegistry.java [179:189]
public TypeConvertor lookup (final Class from, final Class to) {
final String key = from.getName () + " -> " + to.getName ();
final TypeConvertor tc = (TypeConvertor) reg.get (key);
if ((tc == null) && (from != void.class
&& from != Void.class
&& to == String.class)) {
// find the object -> string convertor
return lookup (Object.class, String.class);
}
return tc;
}