/guava/guava/src/com/google/common/util/concurrent/CycleDetectingLockFactory.java
} }lockStateChanged( this) ;
lockStateChanged ( this ) ; } }
@Override public boolean tryLock() { aboutToAcquire(this); try { return super.tryLock(); } finally { <extra_id_0> @Override public boolean tryLock(long timeout, TimeUnit unit) throws InterruptedException { aboutToAcquire(this); try { return super.tryLock(timeout, unit); } finally {