java.lang.Object

org.miaixz.bus.core.xyz.HashKit

public class HashKit extends Object

Hash算法大全推荐使用FNV1算法

Since:: Java 17+
Author:: Kimi Liu

Constructor Summary

Constructors

Constructor

Description

HashKit()
Method Summary

Modifier and Type

Method

Description

static int

additiveHash(String key, int prime)

加法hash

static int

apHash(String text)

AP算法

static int

bernstein(String key)

Bernstein's hash

static int

bkdrHash(String text)

BKDR算法

static No128

cityHash128(byte[] data)

CityHash算法128-bit实现

static No128

cityHash128(byte[] data, No128 seed)

CityHash算法128-bit实现

static int

cityHash32(byte[] data)

CityHash算法32-bit实现

static long

cityHash64(byte[] data)

CityHash算法64-bit实现

static long

cityHash64(byte[] data, long seed)

CityHash算法64-bit实现，种子1使用默认的CityHash#k2

static long

cityHash64(byte[] data, long seed0, long seed1)

CityHash算法64-bit实现，种子1使用默认的CityHash#k2

static int

dekHash(String text)

DEK算法

static int

djbHash(String text)

DJB算法

static int

elfHash(String text)

ELF算法

static int

fnvHash(byte[] data)

改进的32位FNV算法1

static int

fnvHash(String data)

改进的32位FNV算法1

static long

hfHash(String data)

HF Hash算法

static long

hfIpHash(String data)

HFIP Hash算法

static int

identityHashCode(Object object)

根据对象的内存地址生成相应的Hash值

static int

intHash(int key)

Thomas Wang的算法，整数hash

static int

javaDefaultHash(String text)

JAVA自己带的算法

static int

jsHash(String text)

JS算法

static No128

metroHash128(byte[] data, long seed)

MetroHash 算法128-bit实现

static long

metroHash64(byte[] data, long seed)

MetroHash 算法64-bit实现

static long

mixHash(String text)

混合hash算法，输出64位的值

static No128

murmur128(byte[] data)

MurmurHash算法128-bit实现

static int

murmur32(byte[] data)

MurmurHash算法32-bit实现

static long

murmur64(byte[] data)

MurmurHash算法64-bit实现

static int

oneByOneHash(String key)

一次一个hash

static int

pjwHash(String text)

PJW算法

static int

rotatingHash(String key, int prime)

旋转hash

static int

rsHash(String text)

RS算法hash

static int

sdbmHash(String text)

SDBM算法

static long

tianlHash(String text)

TianL Hash算法

static int

universal(char[] key, int mask, int[] tab)

Universal Hashing

static int

zobrist(char[] key, int mask, int[][] tab)

Zobrist Hashing

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

Constructor Details
- HashKit
  
  public HashKit()
Method Details
- additiveHash
  
  public static int additiveHash(String key, int prime)
  
  加法hash
  
  Parameters:
  
  key - 字符串
  
  prime - 一个质数
  
  Returns:
  
  hash结果
- rotatingHash
  
  public static int rotatingHash(String key, int prime)
  
  旋转hash
  
  Parameters:
  
  key - 输入字符串
  
  prime - 质数
  
  Returns:
  
  hash值
- oneByOneHash
  
  public static int oneByOneHash(String key)
  
  一次一个hash
  
  Parameters:
  
  key - 输入字符串
  
  Returns:
  
  输出hash值
- bernstein
  
  public static int bernstein(String key)
  
  Bernstein's hash
  
  Parameters:
  
  key - 输入字节数组
  
  Returns:
  
  结果hash
- universal
  
  public static int universal(char[] key, int mask, int[] tab)
  
  Universal Hashing
  
  Parameters:
  
  key - 字节数组
  
  mask - 掩码
  
  tab - tab
  
  Returns:
  
  hash值
- zobrist
  
  public static int zobrist(char[] key, int mask, int[][] tab)
  
  Zobrist Hashing
  
  Parameters:
  
  key - 字节数组
  
  mask - 掩码
  
  tab - tab
  
  Returns:
  
  hash值
- fnvHash
  
  public static int fnvHash(byte[] data)
  
  改进的32位FNV算法1
  
  Parameters:
  
  data - 数组
  
  Returns:
  
  hash结果
- fnvHash
  
  public static int fnvHash(String data)
  
  改进的32位FNV算法1
  
  Parameters:
  
  data - 字符串
  
  Returns:
  
  hash结果
- intHash
  
  public static int intHash(int key)
  
  Thomas Wang的算法，整数hash
  
  Parameters:
  
  key - 整数
  
  Returns:
  
  hash值
- rsHash
  
  public static int rsHash(String text)
  
  RS算法hash
  
  Parameters:
  
  text - 字符串
  
  Returns:
  
  hash值
- jsHash
  
  public static int jsHash(String text)
  
  JS算法
  
  Parameters:
  
  text - 字符串
  
  Returns:
  
  hash值
- pjwHash
  
  public static int pjwHash(String text)
  
  PJW算法
  
  Parameters:
  
  text - 字符串
  
  Returns:
  
  hash值
- elfHash
  
  public static int elfHash(String text)
  
  ELF算法
  
  Parameters:
  
  text - 字符串
  
  Returns:
  
  hash值
- bkdrHash
  
  public static int bkdrHash(String text)
  
  BKDR算法
  
  Parameters:
  
  text - 字符串
  
  Returns:
  
  hash值
- sdbmHash
  
  public static int sdbmHash(String text)
  
  SDBM算法
  
  Parameters:
  
  text - 字符串
  
  Returns:
  
  hash值
- djbHash
  
  public static int djbHash(String text)
  
  DJB算法
  
  Parameters:
  
  text - 字符串
  
  Returns:
  
  hash值
- dekHash
  
  public static int dekHash(String text)
  
  DEK算法
  
  Parameters:
  
  text - 字符串
  
  Returns:
  
  hash值
- apHash
  
  public static int apHash(String text)
  
  AP算法
  
  Parameters:
  
  text - 字符串
  
  Returns:
  
  hash值
- tianlHash
  
  public static long tianlHash(String text)
  
  TianL Hash算法
  
  Parameters:
  
  text - 字符串
  
  Returns:
  
  Hash值
- javaDefaultHash
  
  public static int javaDefaultHash(String text)
  
  JAVA自己带的算法
  
  Parameters:
  
  text - 字符串
  
  Returns:
  
  hash值
- mixHash
  
  public static long mixHash(String text)
  
  混合hash算法，输出64位的值
  
  Parameters:
  
  text - 字符串
  
  Returns:
  
  hash值
- identityHashCode
  
  public static int identityHashCode(Object object)
  
  根据对象的内存地址生成相应的Hash值
  
  Parameters:
  
  object - 对象
  
  Returns:
  
  hash值
- murmur32
  
  public static int murmur32(byte[] data)
  
  MurmurHash算法32-bit实现
  
  Parameters:
  
  data - 数据
  
  Returns:
  
  hash值
- murmur64
  
  public static long murmur64(byte[] data)
  
  MurmurHash算法64-bit实现
  
  Parameters:
  
  data - 数据
  
  Returns:
  
  hash值
- murmur128
  
  public static No128 murmur128(byte[] data)
  
  MurmurHash算法128-bit实现
  
  Parameters:
  
  data - 数据
  
  Returns:
  
  hash值
- cityHash32
  
  public static int cityHash32(byte[] data)
  
  CityHash算法32-bit实现
  
  Parameters:
  
  data - 数据
  
  Returns:
  
  hash值
- cityHash64
  
  public static long cityHash64(byte[] data, long seed)
  
  CityHash算法64-bit实现，种子1使用默认的CityHash#k2
  
  Parameters:
  
  data - 数据
  
  seed - 种子2
  
  Returns:
  
  hash值
- cityHash64
  
  public static long cityHash64(byte[] data, long seed0, long seed1)
  
  CityHash算法64-bit实现，种子1使用默认的CityHash#k2
  
  Parameters:
  
  data - 数据
  
  seed0 - 种子1
  
  seed1 - 种子2
  
  Returns:
  
  hash值
- cityHash64
  
  public static long cityHash64(byte[] data)
  
  CityHash算法64-bit实现
  
  Parameters:
  
  data - 数据
  
  Returns:
  
  hash值
- cityHash128
  
  public static No128 cityHash128(byte[] data)
  
  CityHash算法128-bit实现
  
  Parameters:
  
  data - 数据
  
  Returns:
  
  hash值
- cityHash128
  
  public static No128 cityHash128(byte[] data, No128 seed)
  
  CityHash算法128-bit实现
  
  Parameters:
  
  data - 数据
  
  seed - 种子
  
  Returns:
  
  hash值
- metroHash64
  
  public static long metroHash64(byte[] data, long seed)
  
  MetroHash 算法64-bit实现
  
  Parameters:
  
  data - 数据
  
  seed - 种子
  
  Returns:
  
  hash值
- metroHash128
  
  public static No128 metroHash128(byte[] data, long seed)
  
  MetroHash 算法128-bit实现
  
  Parameters:
  
  data - 数据
  
  seed - 种子
  
  Returns:
  
  hash值
- hfHash
  
  public static long hfHash(String data)
  
  HF Hash算法
  
  Parameters:
  
  data - 字符串
  
  Returns:
  
  hash结果
- hfIpHash
  
  public static long hfIpHash(String data)
  
  HFIP Hash算法
  
  Parameters:
  
  data - 字符串
  
  Returns:
  
  hash结果

Class HashKit

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Details

HashKit

Method Details

additiveHash

rotatingHash

oneByOneHash

bernstein

universal

zobrist

fnvHash

fnvHash

intHash

rsHash

jsHash

pjwHash

elfHash

bkdrHash

sdbmHash

djbHash

dekHash

apHash

tianlHash

javaDefaultHash

mixHash

identityHashCode

murmur32

murmur64

murmur128

cityHash32

cityHash64

cityHash64

cityHash64

cityHash128

cityHash128

metroHash64

metroHash128

hfHash

hfIpHash