23 |
|
* constructor initializes to given reference and stamp |
24 |
|
*/ |
25 |
|
public void testConstructor() { |
26 |
< |
AtomicStampedReference<Item> ai = new AtomicStampedReference<Item>(one, 0); |
26 |
> |
AtomicStampedReference<Item> ai = new AtomicStampedReference<>(one, 0); |
27 |
|
assertSame(one, ai.getReference()); |
28 |
|
assertEquals(0, ai.getStamp()); |
29 |
< |
AtomicStampedReference<Item> a2 = new AtomicStampedReference<Item>(null, 1); |
29 |
> |
AtomicStampedReference<Item> a2 = new AtomicStampedReference<>(null, 1); |
30 |
|
assertNull(a2.getReference()); |
31 |
|
assertEquals(1, a2.getStamp()); |
32 |
|
} |
36 |
|
*/ |
37 |
|
public void testGetSet() { |
38 |
|
int[] mark = new int[1]; |
39 |
< |
AtomicStampedReference<Item> ai = new AtomicStampedReference<Item>(one, 0); |
39 |
> |
AtomicStampedReference<Item> ai = new AtomicStampedReference<>(one, 0); |
40 |
|
assertSame(one, ai.getReference()); |
41 |
|
assertEquals(0, ai.getStamp()); |
42 |
|
assertSame(one, ai.get(mark)); |
58 |
|
*/ |
59 |
|
public void testAttemptStamp() { |
60 |
|
int[] mark = new int[1]; |
61 |
< |
AtomicStampedReference<Item> ai = new AtomicStampedReference<Item>(one, 0); |
61 |
> |
AtomicStampedReference<Item> ai = new AtomicStampedReference<>(one, 0); |
62 |
|
assertEquals(0, ai.getStamp()); |
63 |
|
assertTrue(ai.attemptStamp(one, 1)); |
64 |
|
assertEquals(1, ai.getStamp()); |
72 |
|
*/ |
73 |
|
public void testCompareAndSet() { |
74 |
|
int[] mark = new int[1]; |
75 |
< |
AtomicStampedReference<Item> ai = new AtomicStampedReference<Item>(one, 0); |
75 |
> |
AtomicStampedReference<Item> ai = new AtomicStampedReference<>(one, 0); |
76 |
|
assertSame(one, ai.get(mark)); |
77 |
|
assertEquals(0, ai.getStamp()); |
78 |
|
assertEquals(0, mark[0]); |
95 |
|
* to succeed |
96 |
|
*/ |
97 |
|
public void testCompareAndSetInMultipleThreads() throws Exception { |
98 |
< |
final AtomicStampedReference<Item> ai = new AtomicStampedReference<Item>(one, 0); |
98 |
> |
final AtomicStampedReference<Item> ai = new AtomicStampedReference<>(one, 0); |
99 |
|
Thread t = new Thread(new CheckedRunnable() { |
100 |
|
public void realRun() { |
101 |
|
while (!ai.compareAndSet(two, three, 0, 0)) |
115 |
|
* to succeed |
116 |
|
*/ |
117 |
|
public void testCompareAndSetInMultipleThreads2() throws Exception { |
118 |
< |
final AtomicStampedReference<Item> ai = new AtomicStampedReference<Item>(one, 0); |
118 |
> |
final AtomicStampedReference<Item> ai = new AtomicStampedReference<>(one, 0); |
119 |
|
Thread t = new Thread(new CheckedRunnable() { |
120 |
|
public void realRun() { |
121 |
|
while (!ai.compareAndSet(one, one, 1, 2)) |
136 |
|
*/ |
137 |
|
public void testWeakCompareAndSet() { |
138 |
|
int[] mark = new int[1]; |
139 |
< |
AtomicStampedReference<Item> ai = new AtomicStampedReference<Item>(one, 0); |
139 |
> |
AtomicStampedReference<Item> ai = new AtomicStampedReference<>(one, 0); |
140 |
|
assertSame(one, ai.get(mark)); |
141 |
|
assertEquals(0, ai.getStamp()); |
142 |
|
assertEquals(0, mark[0]); |