/** * Queries whether the given thread is waiting to acquire this * lock. Note that because cancellations may occur at any time, a * {@code true} return does not guarantee that this thread * will ever acquire this lock. This method is designed primarily for use * in monitoring of the system state. * * @param thread the thread * @return {@code true} if the given thread is queued waiting for this lock * @throws NullPointerException if the thread is null */ public final boolean hasQueuedThread(Thread thread) { return sync.isQueued(thread); }
/** * Queries whether the given thread is waiting to acquire this * lock. Note that because cancellations may occur at any time, a * {@code true} return does not guarantee that this thread * will ever acquire this lock. This method is designed primarily for use * in monitoring of the system state. * * @param thread the thread * @return {@code true} if the given thread is queued waiting for this lock * @throws NullPointerException if the thread is null */ public final boolean hasQueuedThread(Thread thread) { return sync.isQueued(thread); }
/** * Queries whether the given thread is waiting to acquire this * lock. Note that because cancellations may occur at any time, a * {@code true} return does not guarantee that this thread * will ever acquire this lock. This method is designed primarily for use * in monitoring of the system state. * * @param thread the thread * @return {@code true} if the given thread is queued waiting for this lock * @throws NullPointerException if the thread is null */ public final boolean hasQueuedThread(Thread thread) { return sync.isQueued(thread); }