it.unimi.dsi.fastutil.chars
Interface CharPriorityQueue

All Superinterfaces:

PriorityQueue

All Known Implementing Classes:

AbstractCharPriorityQueue, CharPriorityQueues.SynchronizedPriorityQueue, PriorityQueues.EmptyPriorityQueue

public interface CharPriorityQueue

extends PriorityQueue

A type-specific PriorityQueue; provides some additional methods that use polymorphism to reduce type juggling.

Method Summary

char	dequeueChar() Dequeues the first element from the queue.
void	enqueue(char x) Enqueues a new element.
char	firstChar() Returns the front element of the queue.
char	lastChar() Returns the rear element of the queue, that is, the element the would be dequeued last (optional operation).

Methods inherited from interface it.unimi.dsi.fastutil.PriorityQueue

changed, clear, comparator, dequeue, enqueue, first, isEmpty, last, size

Method Detail

enqueue

public void enqueue(char x)

Enqueues a new element.

Parameters:

x - the element to enqueue..

dequeueChar

public char dequeueChar()

Dequeues the first element from the queue.

Returns:

the dequeued element.

Throws:

NoSuchElementException - if the queue is empty.

firstChar

public char firstChar()

Returns the front element of the queue.

Returns:

the front element.

Throws:

NoSuchElementException - if the queue is empty.

lastChar

public char lastChar()

Returns the rear element of the queue, that is, the element the would be dequeued last (optional operation).

Returns:

the rear element.

Throws:

NoSuchElementException - if the queue is empty.