| 5 | */ |
| 6 | public class Tool2Test { |
| 7 | public static void main(String[] args) { |
| 8 | Student s = new Student(); |
| 9 | Teacher t = new Teacher(); |
| 10 | |
| 11 | // Tool2 tool = new Tool2(); |
| 12 | // // ����ΪStudent |
| 13 | // tool.setQq(s); |
| 14 | // Student ss = (Student) tool.getQq(); |
| 15 | // ss.love(); |
| 16 | // // ����ΪTeacher |
| 17 | // tool.setQq(t); |
| 18 | // Teacher tt = (Teacher) tool.getQq(); |
| 19 | // tt.love(); |
| 20 | // Student sss = (Student) tool.getQq(); |
| 21 | // sss.love(); |
| 22 | |
| 23 | Tool2<Student> tool = new Tool2<Student>(); |
| 24 | tool.setQq(s); |
| 25 | Student ss = tool.getQq(); |
| 26 | ss.love(); |
| 27 | |
| 28 | // tool.setQq(t); // �����ڼ�����㣬����ˣ����Ѿ���ȷ�ˣ�Student���� |
| 29 | |
| 30 | Tool2<Teacher> tool2 = new Tool2<Teacher>(); |
| 31 | tool2.setQq(t); |
| 32 | Teacher tt = tool2.getQq(); |
| 33 | tt.love(); |
| 34 | } |
| 35 | } |