import java.util.*; | |
class TestInfer | |
{ | |
static <V, T extends V> List<V> singleton(T item) | |
{ | |
ArrayList<V> list = new ArrayList<>(); | |
list.add(item); | |
return list; | |
} | |
public List<Number> test() | |
{ | |
List<Number> ln = singleton(new Long(1)); | |
return singleton(new Long(2)); | |
} | |
} |