LongPriorityQueues.SynchronizedPriorityQueue (fastutil 7.0.13)

java.lang.Object
- it.unimi.dsi.fastutil.longs.LongPriorityQueues.SynchronizedPriorityQueue

All Implemented Interfaces:

LongPriorityQueue, 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.

Method Summary

All Methods Instance Methods Concrete 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.
`LongComparator`	`comparator()` Returns the comparator associated with this sorted set, or null if it uses its elements' natural ordering.
`java.lang.Long`	`dequeue()` Dequeues the first element from the queue.
`long`	`dequeueLong()` Dequeues the first element from the queue.
`void`	`enqueue(long x)` Enqueues a new element.
`void`	`enqueue(java.lang.Long x)` Enqueues a new element.
`java.lang.Long`	`first()` Returns the first element of the queue.
`long`	`firstLong()` Returns the first element of the queue.
`boolean`	`isEmpty()` Checks whether the queue is empty.
`java.lang.Long`	`last()` Returns the last element of the queue, that is, the element the would be dequeued last (optional operation).
`long`	`lastLong()` 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
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- 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.
  - 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.
  - 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.
  - 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).
    
    Specified by:
    
    lastLong in interface LongPriorityQueue
    
    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<java.lang.Long>
    
    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<java.lang.Long>
    
    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<java.lang.Long>
  - 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<java.lang.Long>
  - comparator
```
public LongComparator comparator()
```
    Description copied from interface: LongPriorityQueue
    
    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 LongPriorityQueue
    
    Specified by:
    
    comparator in interface PriorityQueue<java.lang.Long>
    
    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(java.lang.Long x)
```
    Description copied from interface: PriorityQueue
    
    Enqueues a new element.
    
    Specified by:
    
    enqueue in interface PriorityQueue<java.lang.Long>
    
    Parameters:
    
    x - the element to enqueue..
  - dequeue
```
public java.lang.Long dequeue()
```
    Description copied from interface: PriorityQueue
    
    Dequeues the first element from the queue.
    
    Specified by:
    
    dequeue in interface PriorityQueue<java.lang.Long>
    
    Returns:
    
    the dequeued element.
  - first
```
public java.lang.Long first()
```
    Description copied from interface: PriorityQueue
    
    Returns the first element of the queue.
    
    Specified by:
    
    first in interface PriorityQueue<java.lang.Long>
    
    Returns:
    
    the first element.
  - last
```
public java.lang.Long 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<java.lang.Long>
    
    Returns:
    
    the last element.

Class LongPriorityQueues.SynchronizedPriorityQueue

Method Summary

Methods inherited from class java.lang.Object

Method Detail

enqueue

dequeueLong

firstLong

lastLong

isEmpty

size

clear

changed

comparator

enqueue

dequeue

first

last