package railo.commons.lock;
import railo.runtime.exp.PageException;
public interface Lock {
public void lock(long timeout) throws PageException;
public void unlock();
/**
* Returns an estimate of the number of threads waiting to
* acquire this lock. The value is only an estimate because the number of
* threads may change dynamically while this method traverses
* internal data structures. This method is designed for use in
* monitoring of the system state, not for synchronization
* control.
*
* @return the estimated number of threads waiting for this lock
*/
public int getQueueLength();
}