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
|
// Test case for Issue #770
// https://github.com/typetools/checker-framework/issues/770
import org.checkerframework.checker.lock.qual.GuardedBy;
public class ViewpointAdaptation2 {
class LockExample {
protected final Object myLock = new Object();
protected @GuardedBy("myLock") Object locked;
protected @GuardedBy("this.myLock") Object locked2;
public @GuardedBy("myLock") Object getLocked() {
return locked;
}
}
class Use {
final LockExample lockExample1 = new LockExample();
final Object myLock = new Object();
@GuardedBy("lockExample1.myLock") Object o1 = lockExample1.locked;
@GuardedBy("lockExample1.myLock") Object o2 = lockExample1.locked2;
// :: error: (assignment.type.incompatible)
@GuardedBy("myLock") Object o3 = lockExample1.locked;
// :: error: (assignment.type.incompatible)
@GuardedBy("this.myLock") Object o4 = lockExample1.locked2;
@GuardedBy("lockExample1.myLock") Object oM1 = lockExample1.getLocked();
// :: error: (assignment.type.incompatible)
@GuardedBy("myLock") Object oM2 = lockExample1.getLocked();
// :: error: (assignment.type.incompatible)
@GuardedBy("this.myLock") Object oM3 = lockExample1.getLocked();
void uses() {
lockExample1.locked = o1;
// :: error: (assignment.type.incompatible)
lockExample1.locked = o3;
}
}
}
|
