TripleLongPriorityQueue (Pulsar Common 2.10.0-rc-202203222205 API)

java.lang.Object
- org.apache.pulsar.common.util.collections.TripleLongPriorityQueue

All Implemented Interfaces:

AutoCloseable
```
public class TripleLongPriorityQueue
extends Object
implements AutoCloseable
```
Provides a priority-queue implementation specialized on items composed by 3 longs.
This class is not thread safe and the items are stored in direct memory.

Constructor Summary

Constructors
Constructor and Description
`TripleLongPriorityQueue()` Create a new priority queue with default initial capacity.
`TripleLongPriorityQueue(int initialCapacity)` Create a new priority queue with a given initial capacity.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`add(long n1, long n2, long n3)` Add a tuple of 3 long items to the priority queue.
`void`	`clear()` Clear all items.
`void`	`close()` Close the priority queue and free the memory associated.
`boolean`	`isEmpty()` Returns whether the priority queue is empty.
`long`	`peekN1()` Read the 1st long item in the top tuple in the priority queue.
`long`	`peekN2()` Read the 2nd long item in the top tuple in the priority queue.
`long`	`peekN3()` Read the 3rd long item in the top tuple in the priority queue.
`void`	`pop()` Removes the first item from the queue.
`int`	`size()` Returns the number of tuples in the priority queue.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - TripleLongPriorityQueue
```
public TripleLongPriorityQueue()
```
    Create a new priority queue with default initial capacity.
  - TripleLongPriorityQueue
```
public TripleLongPriorityQueue(int initialCapacity)
```
    Create a new priority queue with a given initial capacity.
    
    Parameters:
    
    initialCapacity -
- Method Detail
  - close
```
public void close()
```
    Close the priority queue and free the memory associated.
    
    Specified by:
    
    close in interface AutoCloseable
  - add
```
public void add(long n1,
                long n2,
                long n3)
```
    Add a tuple of 3 long items to the priority queue.
    
    Parameters:
    
    n1 -
    
    n2 -
    
    n3 -
  - peekN1
```
public long peekN1()
```
    Read the 1st long item in the top tuple in the priority queue.
    The tuple will not be extracted
  - peekN2
```
public long peekN2()
```
    Read the 2nd long item in the top tuple in the priority queue.
    The tuple will not be extracted
  - peekN3
```
public long peekN3()
```
    Read the 3rd long item in the top tuple in the priority queue.
    The tuple will not be extracted
  - pop
```
public void pop()
```
    Removes the first item from the queue.
  - isEmpty
```
public boolean isEmpty()
```
    Returns whether the priority queue is empty.
  - size
```
public int size()
```
    Returns the number of tuples in the priority queue.
  - clear
```
public void clear()
```
    Clear all items.

Class TripleLongPriorityQueue

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

TripleLongPriorityQueue

TripleLongPriorityQueue

Method Detail

close

add

peekN1

peekN2

peekN3

pop

isEmpty

size

clear