it.unimi.dsi.fastutil.floats
Class FloatPriorityQueues.SynchronizedPriorityQueue

java.lang.Object
  it.unimi.dsi.fastutil.floats.FloatPriorityQueues.SynchronizedPriorityQueue

All Implemented Interfaces:

FloatPriorityQueue, PriorityQueue<Float>

Enclosing class:

FloatPriorityQueues

public static class FloatPriorityQueues.SynchronizedPriorityQueue
extends Object
implements FloatPriorityQueue

A synchronized wrapper class for priority queues.

Field Summary

static long

serialVersionUID

Method Summary

void	changed() Notifies the queue that the first element has changed (optional operation).
void	clear() Removes all elements from this queue.
FloatComparator	comparator() Returns the comparator associated with this sorted set, or null if it uses its elements' natural ordering.
Float	dequeue() Dequeues the PriorityQueue.first() element from the queue.
float	dequeueFloat() Dequeues the first element from the queue.
void	enqueue(float x) Enqueues a new element.
void	enqueue(Float x) Enqueues a new element.
Float	first() Returns the first element of the queue.
float	firstFloat() Returns the front element of the queue.
boolean	isEmpty() Checks whether the queue is empty.
Float	last() Returns the last element of the queue, that is, the element the would be dequeued last (optional operation).
float	lastFloat() Returns the rear element of the queue, that is, the element the would be dequeued last (optional operation).
int	size() Returns the number of elements in this queue.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

serialVersionUID

public static final long serialVersionUID

See Also:

Constant Field Values

Method Detail

enqueue

public void enqueue(float x)

Description copied from interface: FloatPriorityQueue

Enqueues a new element.

Specified by:

enqueue in interface FloatPriorityQueue

Parameters:

x - the element to enqueue..

dequeueFloat

public float dequeueFloat()

Description copied from interface: FloatPriorityQueue

Dequeues the first element from the queue.

Specified by:

dequeueFloat in interface FloatPriorityQueue

Returns:

the dequeued element.

firstFloat

public float firstFloat()

Description copied from interface: FloatPriorityQueue

Returns the front element of the queue.

Specified by:

firstFloat in interface FloatPriorityQueue

Returns:

the front element.

lastFloat

public float lastFloat()

Description copied from interface: FloatPriorityQueue

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

Specified by:

lastFloat in interface FloatPriorityQueue

Returns:

the rear element.

isEmpty

public boolean isEmpty()

Description copied from interface: PriorityQueue

Checks whether the queue is empty.

Specified by:

isEmpty in interface PriorityQueue<Float>

Returns:

true if the queue is empty.

size

public int size()

Description copied from interface: PriorityQueue

Returns the number of elements in this queue.

Specified by:

size in interface PriorityQueue<Float>

Returns:

the number of elements in this queue.

clear

public void clear()

Description copied from interface: PriorityQueue

Removes all elements from this queue.

Specified by:

clear in interface PriorityQueue<Float>

changed

public void changed()

Description copied from interface: PriorityQueue

Notifies the queue that the first element has changed (optional operation).

Specified by:

changed in interface PriorityQueue<Float>

comparator

public FloatComparator comparator()

Description copied from interface: FloatPriorityQueue

Returns the comparator associated with this sorted set, or null if it uses its elements' natural ordering.

Note that this specification strengthens the one given in PriorityQueue.comparator().

Specified by:

comparator in interface FloatPriorityQueue

Specified by:

comparator in interface PriorityQueue<Float>

Returns:

the comparator associated with this sorted set, or null if it uses its elements' natural ordering.

See Also:

PriorityQueue.comparator()

enqueue

public void enqueue(Float x)

Description copied from interface: PriorityQueue

Enqueues a new element.

Specified by:

enqueue in interface PriorityQueue<Float>

Parameters:

x - the element to enqueue..

dequeue

public Float dequeue()

Description copied from interface: PriorityQueue

Dequeues the PriorityQueue.first() element from the queue.

Specified by:

dequeue in interface PriorityQueue<Float>

Returns:

the dequeued element.

first

public Float first()

Description copied from interface: PriorityQueue

Returns the first element of the queue.

Specified by:

first in interface PriorityQueue<Float>

Returns:

the first element.

last

public Float last()

Description copied from interface: PriorityQueue

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

Specified by:

last in interface PriorityQueue<Float>

Returns:

the last element.