Queue.EmptyQueueException
Constructor and Description |
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MysteryQueueImplementation()
Constructs an empty queue.
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Modifier and Type | Method and Description |
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void |
clear()
Removes all items from the queue.
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T |
dequeue()
Removes an item from the front of the queue and returns it.
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void |
enqueue(T item)
Adds the given item to the back of the queue.
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boolean |
isEmpty()
Returns true if the queue is empty.
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T |
peek()
Returns the item at the front of the queue, without removing it.
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public MysteryQueueImplementation()
public void enqueue(T item)
Queue
public T dequeue()
Queue
public T peek()
Queue
public boolean isEmpty()
Queue