package org.infinispan.api.mvcc;
import org.infinispan.Cache;
import org.infinispan.context.InvocationContextContainer;
import org.infinispan.test.TestingUtil;
import org.infinispan.util.concurrent.locks.LockManager;
import org.infinispan.util.concurrent.locks.containers.LockContainer;
/**
* Helper class to assert lock status in MVCC
*
* @author Manik Surtani (<a href="mailto:manik@jboss.org">manik@jboss.org</a>)
*/
public class LockAssert {
public static void assertLocked(Object key, LockManager lockManager, InvocationContextContainer icc) {
assert lockManager.isLocked(key) : key + " not locked!";
}
public static void assertNotLocked(Object key, InvocationContextContainer icc) {
// can't rely on the negative test since other entries may share the same lock with lock striping.
assert !icc.createInvocationContext(true, -1).hasLockedKey(key) : key + " lock recorded!";
}
public static void assertNoLocks(LockManager lockManager, InvocationContextContainer icc) {
LockContainer lc = (LockContainer) TestingUtil.extractField(lockManager, "lockContainer");
assert lc.getNumLocksHeld() == 0 : "Stale locks exist! NumLocksHeld is " + lc.getNumLocksHeld() + " and lock info is " + lockManager.printLockInfo();
}
public static void assertNoLocks(Cache cache) {
LockManager lockManager = TestingUtil.extractComponentRegistry(cache).getComponent(LockManager.class);
InvocationContextContainer icc = TestingUtil.extractComponentRegistry(cache).getComponent(InvocationContextContainer.class);
assertNoLocks(lockManager, icc);
}
}