79 |
|
* compareAndSet in one thread enables another waiting for value |
80 |
|
* to succeed |
81 |
|
*/ |
82 |
< |
public void testCompareAndSetInMultipleThreads() { |
82 |
> |
public void testCompareAndSetInMultipleThreads() throws Exception { |
83 |
|
final AtomicBoolean ai = new AtomicBoolean(true); |
84 |
|
Thread t = new Thread(new Runnable() { |
85 |
|
public void run() { |
86 |
|
while (!ai.compareAndSet(false, true)) Thread.yield(); |
87 |
|
}}); |
88 |
< |
try { |
89 |
< |
t.start(); |
90 |
< |
assertTrue(ai.compareAndSet(true, false)); |
91 |
< |
t.join(LONG_DELAY_MS); |
92 |
< |
assertFalse(t.isAlive()); |
93 |
< |
} |
94 |
< |
catch (Exception e) { |
95 |
< |
unexpectedException(); |
96 |
< |
} |
88 |
> |
|
89 |
> |
t.start(); |
90 |
> |
assertTrue(ai.compareAndSet(true, false)); |
91 |
> |
t.join(LONG_DELAY_MS); |
92 |
> |
assertFalse(t.isAlive()); |
93 |
|
} |
94 |
|
|
95 |
|
/** |
120 |
|
/** |
121 |
|
* a deserialized serialized atomic holds same value |
122 |
|
*/ |
123 |
< |
public void testSerialization() { |
123 |
> |
public void testSerialization() throws Exception { |
124 |
|
AtomicBoolean l = new AtomicBoolean(); |
125 |
|
|
126 |
< |
try { |
127 |
< |
l.set(true); |
128 |
< |
ByteArrayOutputStream bout = new ByteArrayOutputStream(10000); |
129 |
< |
ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout)); |
130 |
< |
out.writeObject(l); |
131 |
< |
out.close(); |
132 |
< |
|
133 |
< |
ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); |
134 |
< |
ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin)); |
135 |
< |
AtomicBoolean r = (AtomicBoolean) in.readObject(); |
140 |
< |
assertEquals(l.get(), r.get()); |
141 |
< |
} catch (Exception e) { |
142 |
< |
e.printStackTrace(); |
143 |
< |
unexpectedException(); |
144 |
< |
} |
126 |
> |
l.set(true); |
127 |
> |
ByteArrayOutputStream bout = new ByteArrayOutputStream(10000); |
128 |
> |
ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout)); |
129 |
> |
out.writeObject(l); |
130 |
> |
out.close(); |
131 |
> |
|
132 |
> |
ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); |
133 |
> |
ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin)); |
134 |
> |
AtomicBoolean r = (AtomicBoolean) in.readObject(); |
135 |
> |
assertEquals(l.get(), r.get()); |
136 |
|
} |
137 |
|
|
138 |
|
/** |