equal
deleted
inserted
replaced
36 * @bug 6950540 |
36 * @bug 6950540 |
37 * @summary Attempt to add a null throws NullPointerException |
37 * @summary Attempt to add a null throws NullPointerException |
38 */ |
38 */ |
39 |
39 |
40 import java.util.ArrayList; |
40 import java.util.ArrayList; |
|
41 import java.util.Collection; |
41 import java.util.Comparator; |
42 import java.util.Comparator; |
42 import java.util.Collection; |
|
43 import java.util.PriorityQueue; |
43 import java.util.PriorityQueue; |
44 import java.util.SortedSet; |
44 import java.util.SortedSet; |
45 import java.util.TreeSet; |
45 import java.util.TreeSet; |
46 import java.util.concurrent.ArrayBlockingQueue; |
46 import java.util.concurrent.ArrayBlockingQueue; |
47 import java.util.concurrent.LinkedBlockingDeque; |
47 import java.util.concurrent.LinkedBlockingDeque; |