blob: 787f550a8bd61b66f7558a46ba86da2ed70bb44a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
// Exploring synchronization
aspect WithinAspect {
before(Object o ): within(Basic4) && args(o) {
if (thisJoinPoint.getSignature().toString().indexOf("lock(")!=-1)
System.err.println("Advice running at "+thisJoinPoint.getSignature()+
" with args of type "+o.getClass()+" with value "+o);
}
}
public class Basic4 {
public static void main(String[] args) {
Basic4 b = new Basic4();
b.methodWithSyncBlock1();
b.staticMethodWithSyncBlock1();
b.methodWithSyncBlock2();
b.staticMethodWithSyncBlock2();
}
public void methodWithSyncBlock1() {
System.err.println("methodWithSyncBlock1");
synchronized (this) {
}
}
public void staticMethodWithSyncBlock1() {
System.err.println("staticMethodWithSyncBlock1");
synchronized (Basic4.class) {
}
}
public void methodWithSyncBlock2() {
System.err.println("methodWithSyncBlock2");
synchronized (this) {
int i = 0;
while (i<100) {
i++;
}
}
}
public void staticMethodWithSyncBlock2() {
System.err.println("staticMethodWithSyncBlock2");
synchronized (Basic4.class) {
int i = 0;
while (i<100) {
i++;
}
}
}
}
|
