import java.util.LinkedList;
import java.util.List;

public class SimpleClass {

	public List<?> aGenericList_A = null;
	public List<String> aGenericList_B = new LinkedList<>();
	public List<String> aGenericList_C = new LinkedList<String>();
	public List<Integer> aGenericList_D = new LinkedList<Integer>();
	
}
