it.unimi.dsi.fastutil.longs

Class LongPriorityQueues.SynchronizedPriorityQueue

java.lang.Object

it.unimi.dsi.fastutil.longs.LongPriorityQueues.SynchronizedPriorityQueue

All Implemented Interfaces:

LongPriorityQueue, it.unimi.dsi.fastutil.PriorityQueue<java.lang.Long>

Enclosing class:

LongPriorityQueues

public static class LongPriorityQueues.SynchronizedPriorityQueue
extends java.lang.Object
implements LongPriorityQueue

A synchronized wrapper class for priority queues.

Field Summary

Fields

Modifier and Type	Field and Description
protected LongPriorityQueue	q
protected java.lang.Object	sync

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	SynchronizedPriorityQueue(LongPriorityQueue q)
protected	SynchronizedPriorityQueue(LongPriorityQueue q, java.lang.Object sync)

Method Summary

Modifier and Type	Method and Description
void	changed()
void	clear()
it.unimi.dsi.fastutil.longs.LongComparator	comparator() Returns the comparator associated with this priority queue, or null if it uses its elements' natural ordering.
java.lang.Long	dequeue() Deprecated.
long	dequeueLong() Dequeues the first element from the queue.
void	enqueue(long x) Enqueues a new element.
void	enqueue(java.lang.Long x) Deprecated.
boolean	equals(java.lang.Object o)
java.lang.Long	first() Deprecated.
long	firstLong() Returns the first element of the queue.
int	hashCode()
boolean	isEmpty()
java.lang.Long	last() Deprecated.
long	lastLong() Returns the last element of the queue, that is, the element the would be dequeued last (optional operation).
int	size()

Methods inherited from class java.lang.Object

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

Field Detail

q

protected final LongPriorityQueue q

sync

protected final java.lang.Object sync

Constructor Detail

SynchronizedPriorityQueue

protected SynchronizedPriorityQueue(LongPriorityQueue q,
                                    java.lang.Object sync)

SynchronizedPriorityQueue

protected SynchronizedPriorityQueue(LongPriorityQueue q)

Method Detail

enqueue

public void enqueue(long x)

Description copied from interface: LongPriorityQueue

Enqueues a new element.

Specified by:

enqueue in interface LongPriorityQueue

Parameters:

x - the element to enqueue.

See Also:

PriorityQueue.enqueue(Object)

dequeueLong

public long dequeueLong()

Description copied from interface: LongPriorityQueue

Dequeues the first element from the queue.

Specified by:

dequeueLong in interface LongPriorityQueue

Returns:

the dequeued element.

See Also:

LongPriorityQueue.dequeue()

firstLong

public long firstLong()

Description copied from interface: LongPriorityQueue

Returns the first element of the queue.

Specified by:

firstLong in interface LongPriorityQueue

Returns:

the first element.

See Also:

LongPriorityQueue.first()

lastLong

public long lastLong()

Description copied from interface: LongPriorityQueue

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

This default implementation just throws an UnsupportedOperationException.

Specified by:

lastLong in interface LongPriorityQueue

Returns:

the last element.

See Also:

LongPriorityQueue.last()

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface it.unimi.dsi.fastutil.PriorityQueue<java.lang.Long>

size

public int size()

Specified by:

size in interface it.unimi.dsi.fastutil.PriorityQueue<java.lang.Long>

clear

public void clear()

Specified by:

clear in interface it.unimi.dsi.fastutil.PriorityQueue<java.lang.Long>

changed

public void changed()

Specified by:

changed in interface it.unimi.dsi.fastutil.PriorityQueue<java.lang.Long>

comparator

public it.unimi.dsi.fastutil.longs.LongComparator comparator()

Description copied from interface: LongPriorityQueue

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

Specified by:

comparator in interface LongPriorityQueue

Specified by:

comparator in interface it.unimi.dsi.fastutil.PriorityQueue<java.lang.Long>

Returns:

the comparator associated with this priority queue.

See Also:

PriorityQueue.comparator()

enqueue

@Deprecated
public void enqueue(java.lang.Long x)

Deprecated.

Description copied from interface: LongPriorityQueue

This default implementation delegates to the corresponding type-specific method.

Specified by:

enqueue in interface LongPriorityQueue

Specified by:

enqueue in interface it.unimi.dsi.fastutil.PriorityQueue<java.lang.Long>

dequeue

@Deprecated
public java.lang.Long dequeue()

Deprecated.

Description copied from interface: LongPriorityQueue

This default implementation delegates to the corresponding type-specific method.

Specified by:

dequeue in interface LongPriorityQueue

Specified by:

dequeue in interface it.unimi.dsi.fastutil.PriorityQueue<java.lang.Long>

first

@Deprecated
public java.lang.Long first()

Deprecated.

Description copied from interface: LongPriorityQueue

This default implementation delegates to the corresponding type-specific method.

Specified by:

first in interface LongPriorityQueue

Specified by:

first in interface it.unimi.dsi.fastutil.PriorityQueue<java.lang.Long>

last

@Deprecated
public java.lang.Long last()

Deprecated.

Description copied from interface: LongPriorityQueue

This default implementation delegates to the corresponding type-specific method.

Specified by:

last in interface LongPriorityQueue

Specified by:

last in interface it.unimi.dsi.fastutil.PriorityQueue<java.lang.Long>

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object