it.unimi.dsi.fastutil.bytes

Class BytePriorityQueues.SynchronizedPriorityQueue

java.lang.Object

it.unimi.dsi.fastutil.bytes.BytePriorityQueues.SynchronizedPriorityQueue

All Implemented Interfaces:

BytePriorityQueue, PriorityQueue<Byte>

Enclosing class:

BytePriorityQueues

public static class BytePriorityQueues.SynchronizedPriorityQueue
extends Object
implements BytePriorityQueue

A synchronized wrapper class for priority queues.

Field Summary

Fields

Modifier and Type	Field and Description
protected BytePriorityQueue	q
static long	serialVersionUID
protected Object	sync

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	BytePriorityQueues.SynchronizedPriorityQueue(BytePriorityQueue q)
protected	BytePriorityQueues.SynchronizedPriorityQueue(BytePriorityQueue q, Object sync)

Method Summary

Methods

Modifier and Type	Method and Description
void	changed() Notifies the queue that the first element has changed (optional operation).
void	clear() Removes all elements from this queue.
ByteComparator	comparator() Returns the comparator associated with this sorted set, or null if it uses its elements' natural ordering.
Byte	dequeue() Dequeues the first element from the queue.
byte	dequeueByte() Dequeues the first element from the queue.
void	enqueue(byte x) Enqueues a new element.
void	enqueue(Byte x) Enqueues a new element.
Byte	first() Returns the first element of the queue.
byte	firstByte() Returns the first element of the queue.
boolean	isEmpty() Checks whether the queue is empty.
Byte	last() Returns the last element of the queue, that is, the element the would be dequeued last (optional operation).
byte	lastByte() Returns the last 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

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

Field Detail

serialVersionUID

public static final long serialVersionUID

See Also:

Constant Field Values

q

protected final BytePriorityQueue q

sync

protected final Object sync

Constructor Detail

BytePriorityQueues.SynchronizedPriorityQueue

protected BytePriorityQueues.SynchronizedPriorityQueue(BytePriorityQueue q,
                                            Object sync)

BytePriorityQueues.SynchronizedPriorityQueue

protected BytePriorityQueues.SynchronizedPriorityQueue(BytePriorityQueue q)

Method Detail

enqueue

public void enqueue(byte x)

Description copied from interface: BytePriorityQueue

Enqueues a new element.

Specified by:

enqueue in interface BytePriorityQueue

Parameters:

x - the element to enqueue.

dequeueByte

public byte dequeueByte()

Description copied from interface: BytePriorityQueue

Dequeues the first element from the queue.

Specified by:

dequeueByte in interface BytePriorityQueue

Returns:

the dequeued element.

firstByte

public byte firstByte()

Description copied from interface: BytePriorityQueue

Returns the first element of the queue.

Specified by:

firstByte in interface BytePriorityQueue

Returns:

the first element.

lastByte

public byte lastByte()

Description copied from interface: BytePriorityQueue

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

Specified by:

lastByte in interface BytePriorityQueue

Returns:

the last element.

isEmpty

public boolean isEmpty()

Description copied from interface: PriorityQueue

Checks whether the queue is empty.

Specified by:

isEmpty in interface PriorityQueue<Byte>

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<Byte>

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<Byte>

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<Byte>

comparator

public ByteComparator comparator()

Description copied from interface: BytePriorityQueue

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 BytePriorityQueue

Specified by:

comparator in interface PriorityQueue<Byte>

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(Byte x)

Description copied from interface: PriorityQueue

Enqueues a new element.

Specified by:

enqueue in interface PriorityQueue<Byte>

Parameters:

x - the element to enqueue..

dequeue

public Byte dequeue()

Description copied from interface: PriorityQueue

Dequeues the first element from the queue.

Specified by:

dequeue in interface PriorityQueue<Byte>

Returns:

the dequeued element.

first

public Byte first()

Description copied from interface: PriorityQueue

Returns the first element of the queue.

Specified by:

first in interface PriorityQueue<Byte>

Returns:

the first element.

last

public Byte 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<Byte>

Returns:

the last element.