3 public class InstanceOf2 {
4 public static void main(String []args) {
5 System.out.printf("x = new InstanceOf2_local;\n");
6 Instance1 x = new InstanceOf2_local();
7 checkInstance(null instanceof Instance1, "null", "Instance1");
8 checkInstance(x instanceof Instance1, "x", "Instance1");
9 checkInstance(x instanceof Instance2, "x", "Instance2");
10 checkInstance(x instanceof InstanceOf2_local, "x", "InstanceOf2_local");
11 checkInstance(x instanceof Object, "x", "Object");
12 checkInstance(x instanceof InstanceOf2_local2, "x", "InstanceOf2_local2");
14 System.out.printf("\n\n");
15 System.out.printf("y = new InstanceOf2_local2;\n");
16 Object y = new InstanceOf2_local2();
17 checkInstance(null instanceof Instance1, "null", "Instance1");
18 checkInstance(y instanceof Instance1, "y", "Instance1");
19 checkInstance(y instanceof Instance2, "y", "Instance2");
20 checkInstance(y instanceof InstanceOf2_local, "y", "InstanceOf2_local");
21 checkInstance(y instanceof Object, "y", "Object");
22 checkInstance(y instanceof InstanceOf2_local2, "y", "InstanceOf2_local2");
25 public static void checkInstance(boolean cond, String obj, String classname) {
26 System.out.printf(obj);
28 System.out.printf(" is instance of ");
29 System.out.printf(classname);
30 System.out.printf(" :-)\n");
32 System.out.printf(" is *not* instance of ");
33 System.out.printf(classname);
34 System.out.printf(" :-(\n");
40 class InstanceOf2_local extends Instance1 {
43 class InstanceOf2_local2 extends InstanceOf2_local {