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java: add test for notFullyMonitored

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yoff
2025-10-21 13:40:29 +02:00
parent f4878b3806
commit f183a7223f
2 changed files with 38 additions and 0 deletions
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1
java/ql/test/query-tests/ThreadSafe/ThreadSafe.expected
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@@ -34,6 +34,7 @@
| examples/LockExample.java:124:5:124:21 | notRelatedToOther | This field access (publicly accessible via $@) is not protected by any monitor, but the class is annotated as @ThreadSafe. | examples/LockExample.java:124:5:124:21 | notRelatedToOther | this expression |
| examples/LockExample.java:145:5:145:21 | notRelatedToOther | This field access (publicly accessible via $@) is not protected by any monitor, but the class is annotated as @ThreadSafe. | examples/LockExample.java:145:5:145:21 | notRelatedToOther | this expression |
| examples/LockExample.java:153:5:153:21 | notRelatedToOther | This field access (publicly accessible via $@) is not protected by any monitor, but the class is annotated as @ThreadSafe. | examples/LockExample.java:153:5:153:21 | notRelatedToOther | this expression |
| examples/ManyLocks.java:8:15:8:15 | y | This field is not properly synchronized in that no single monitor covers all accesses, but the class $@ is annotated as @ThreadSafe. | examples/ManyLocks.java:7:14:7:22 | ManyLocks | ManyLocks |
| examples/SyncLstExample.java:45:5:45:7 | lst | This field access (publicly accessible via $@) is not protected by any monitor, but the class is annotated as @ThreadSafe. | examples/SyncLstExample.java:45:5:45:7 | lst | this expression |
| examples/SyncStackExample.java:37:5:37:7 | stc | This field access (publicly accessible via $@) is not protected by any monitor, but the class is annotated as @ThreadSafe. | examples/SyncStackExample.java:37:5:37:7 | stc | this expression |
| examples/SynchronizedAndLock.java:10:17:10:22 | length | This field is not properly synchronized in that no single monitor covers all accesses, but the class $@ is annotated as @ThreadSafe. | examples/SynchronizedAndLock.java:7:14:7:32 | SynchronizedAndLock | SynchronizedAndLock |

37
java/ql/test/query-tests/ThreadSafe/examples/ManyLocks.java Normal file
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@@ -0,0 +1,37 @@
package examples;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
@ThreadSafe
public class ManyLocks {
private int y; // $ Alert
private final Lock lock1 = new ReentrantLock();
private final Lock lock2 = new ReentrantLock();
private final Lock lock3 = new ReentrantLock();
public void inc() {
lock1.lock();
lock2.lock();
y++;
lock2.unlock();
lock1.unlock();
}
public void dec() {
lock2.lock();
lock3.lock();
y--;
lock3.unlock();
lock2.unlock();
}
public void reset() {
lock1.lock();
lock3.lock();
y = 0;
lock3.unlock();
lock1.unlock();
}
}