Package com.carrotsearch.hppc
Class FloatCharScatterMap
- java.lang.Object
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- com.carrotsearch.hppc.FloatCharHashMap
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- com.carrotsearch.hppc.FloatCharScatterMap
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- All Implemented Interfaces:
FloatCharAssociativeContainer,FloatCharMap,Preallocable,java.lang.Cloneable,java.lang.Iterable<FloatCharCursor>
@Generated(date="2024-05-16T12:00:00+0000", value="KTypeVTypeScatterMap.java") public class FloatCharScatterMap extends FloatCharHashMapSame asFloatCharHashMapbut does not implement per-instance key mixing strategy and uses a simpler (faster) bit distribution function.Note: read about important differences between hash and scatter sets.
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Nested Class Summary
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Nested classes/interfaces inherited from class com.carrotsearch.hppc.FloatCharHashMap
FloatCharHashMap.KeysContainer
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Field Summary
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Fields inherited from class com.carrotsearch.hppc.FloatCharHashMap
assigned, hasEmptyKey, keyMixer, keys, loadFactor, mask, orderMixer, resizeAt, values
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Constructor Summary
Constructors Constructor Description FloatCharScatterMap()New instance with sane defaults.FloatCharScatterMap(int expectedElements)New instance with sane defaults.FloatCharScatterMap(int expectedElements, double loadFactor)New instance with sane defaults.
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description static FloatCharScatterMapfrom(float[] keys, char[] values)Creates a hash map from two index-aligned arrays of key-value pairs.protected inthashKey(float key)Returns a hash code for the given key.-
Methods inherited from class com.carrotsearch.hppc.FloatCharHashMap
addTo, allocateBuffers, allocateThenInsertThenRehash, clear, clone, containsKey, ensureCapacity, equalElements, equals, forEach, get, getOrDefault, hashCode, indexExists, indexGet, indexInsert, indexOf, indexReplace, isEmpty, iterator, keys, put, putAll, putAll, putIfAbsent, putOrAdd, rehash, release, remove, removeAll, removeAll, removeAll, shiftConflictingKeys, size, toString, values, verifyLoadFactor, visualizeKeyDistribution
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Constructor Detail
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FloatCharScatterMap
public FloatCharScatterMap()
New instance with sane defaults.
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FloatCharScatterMap
public FloatCharScatterMap(int expectedElements)
New instance with sane defaults.
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FloatCharScatterMap
public FloatCharScatterMap(int expectedElements, double loadFactor)New instance with sane defaults.
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Method Detail
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hashKey
protected int hashKey(float key)
Description copied from class:FloatCharHashMapReturns a hash code for the given key.The default implementation mixes the hash of the key with
FloatCharHashMap.keyMixerto differentiate hash order of keys between hash containers. Helps alleviate problems resulting from linear conflict resolution in open addressing.The output from this function should evenly distribute keys across the entire integer range.
- Overrides:
hashKeyin classFloatCharHashMap
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from
public static FloatCharScatterMap from(float[] keys, char[] values)
Creates a hash map from two index-aligned arrays of key-value pairs.
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