ReferenceCountMap (trino-array 377 API)

java.lang.Object
- it.unimi.dsi.fastutil.longs.AbstractLong2IntFunction
- - it.unimi.dsi.fastutil.longs.AbstractLong2IntMap
  - - it.unimi.dsi.fastutil.longs.Long2IntOpenHashMap
    - - io.trino.array.ReferenceCountMap

All Implemented Interfaces:

it.unimi.dsi.fastutil.Function<Long,Integer>, it.unimi.dsi.fastutil.Hash, it.unimi.dsi.fastutil.longs.Long2IntFunction, it.unimi.dsi.fastutil.longs.Long2IntMap, Serializable, Cloneable, Function<Long,Integer>, LongToIntFunction, Map<Long,Integer>
```
public final class ReferenceCountMap
extends it.unimi.dsi.fastutil.longs.Long2IntOpenHashMap
```
See Also:

Serialized Form

Nested Class Summary
- Nested classes/interfaces inherited from class it.unimi.dsi.fastutil.longs.AbstractLong2IntMap
  it.unimi.dsi.fastutil.longs.AbstractLong2IntMap.BasicEntry, it.unimi.dsi.fastutil.longs.AbstractLong2IntMap.BasicEntrySet
- Nested classes/interfaces inherited from interface it.unimi.dsi.fastutil.Hash
  it.unimi.dsi.fastutil.Hash.Strategy<K extends Object>
- Nested classes/interfaces inherited from interface it.unimi.dsi.fastutil.longs.Long2IntMap
  it.unimi.dsi.fastutil.longs.Long2IntMap.Entry, it.unimi.dsi.fastutil.longs.Long2IntMap.FastEntrySet

Field Summary
- Fields inherited from class it.unimi.dsi.fastutil.longs.Long2IntOpenHashMap
  containsNullKey, entries, f, key, keys, mask, maxFill, minN, n, size, value, values
- Fields inherited from class it.unimi.dsi.fastutil.longs.AbstractLong2IntFunction
  defRetValue
- Fields inherited from interface it.unimi.dsi.fastutil.Hash
  DEFAULT_GROWTH_FACTOR, DEFAULT_INITIAL_SIZE, DEFAULT_LOAD_FACTOR, FAST_LOAD_FACTOR, FREE, OCCUPIED, PRIMES, REMOVED, VERY_FAST_LOAD_FACTOR

Constructor Summary

Constructors
Constructor Description

ReferenceCountMap()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`decrementAndGet(Object key)`	Decrements the reference count of an object by 1 and returns the updated reference count
`int`	`incrementAndGet(Object key)`	Increments the reference count of an object by 1 and returns the updated reference count
`long`	`sizeOf()`	Returns the size of this map in bytes.

Methods inherited from class it.unimi.dsi.fastutil.longs.Long2IntOpenHashMap
addTo, clear, clone, compute, computeIfAbsent, computeIfAbsentNullable, computeIfPresent, containsKey, containsValue, get, getOrDefault, hashCode, isEmpty, keySet, long2IntEntrySet, merge, put, putAll, putIfAbsent, rehash, remove, remove, replace, replace, shiftKeys, size, trim, trim, values

Methods inherited from class it.unimi.dsi.fastutil.longs.AbstractLong2IntMap
equals, toString

Methods inherited from class it.unimi.dsi.fastutil.longs.AbstractLong2IntFunction
defaultReturnValue, defaultReturnValue

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

Methods inherited from interface it.unimi.dsi.fastutil.Function
apply

Methods inherited from interface java.util.function.Function
andThen, compose

Methods inherited from interface it.unimi.dsi.fastutil.longs.Long2IntFunction
applyAsInt

Methods inherited from interface it.unimi.dsi.fastutil.longs.Long2IntMap
compute, computeIfAbsent, computeIfAbsentPartial, computeIfPresent, containsKey, containsValue, defaultReturnValue, defaultReturnValue, entrySet, get, getOrDefault, merge, put, putIfAbsent, remove, remove, replace, replace

Methods inherited from interface java.util.Map
forEach, replaceAll

- Constructor Detail
  - ReferenceCountMap
```
public ReferenceCountMap()
```
- Method Detail
  - incrementAndGet
```
public int incrementAndGet(Object key)
```
    Increments the reference count of an object by 1 and returns the updated reference count
  - decrementAndGet
```
public int decrementAndGet(Object key)
```
    Decrements the reference count of an object by 1 and returns the updated reference count
  - sizeOf
```
public long sizeOf()
```
    Returns the size of this map in bytes.