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public interface QueueListener<T>
Queue listener interface.
Nested Class Summary | |
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static class |
QueueListener.Adapter<T>
QueueListener adapter. |
Method Summary | |
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void |
comparatorChanged(Queue<T> queue,
Comparator<T> previousComparator)
Called when a queue's comparator has changed. |
void |
itemDequeued(Queue<T> queue,
T item)
Called when an item has been removed from the head of a queue. |
void |
itemEnqueued(Queue<T> queue,
T item)
Called when an item has been inserted into the tail of a queue. |
void |
queueCleared(Queue<T> queue)
Called when a queue has been cleared. |
Method Detail |
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void itemEnqueued(Queue<T> queue, T item)
queue
- item
- void itemDequeued(Queue<T> queue, T item)
queue
- item
- void queueCleared(Queue<T> queue)
queue
- void comparatorChanged(Queue<T> queue, Comparator<T> previousComparator)
queue
- previousComparator
-
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