Lucene90NeighborArray

java.lang.Object
- org.apache.lucene.backward_codecs.lucene90.Lucene90NeighborArray

```
public class Lucene90NeighborArray
extends java.lang.Object
```
NeighborArray encodes the neighbors of a node and their mutual scores in the HNSW graph as a pair of growable arrays.

Field Summary

Fields
Modifier and Type Field Description

(package private) int[] node

(package private) float[] score

private int size

Constructor Summary

Constructors
Constructor Description

Lucene90NeighborArray(int maxSize)
Create a neighbour array with the given initial size

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`add(int newNode, float newScore)`	Add a new node with a score
`void`	`clear()`	Clear all the nodes in the array
`int[]`	`node()`	Direct access to the internal list of node ids; provided for efficient writing of the graph
`void`	`removeLast()`	Remove the last nodes from the array
`float[]`	`score()`	Direct access to the internal list of scores
`int`	`size()`	Get the size, the number of nodes added so far
`java.lang.String`	`toString()`

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

- Field Detail
  - size
```
private int size
```
  - score
```
float[] score
```
  - node
```
int[] node
```
- Constructor Detail
  - Lucene90NeighborArray
```
public Lucene90NeighborArray(int maxSize)
```
    Create a neighbour array with the given initial size
- Method Detail
  - add
```
public void add(int newNode,
                float newScore)
```
    Add a new node with a score
  - size
```
public int size()
```
    Get the size, the number of nodes added so far
  - node
```
public int[] node()
```
    Direct access to the internal list of node ids; provided for efficient writing of the graph
  - score
```
public float[] score()
```
    Direct access to the internal list of scores
  - clear
```
public void clear()
```
    Clear all the nodes in the array
  - removeLast
```
public void removeLast()
```
    Remove the last nodes from the array
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object