org.dromara.hutool.core.codec.hash.metro

Class MetroHash128

java.lang.Object

org.dromara.hutool.core.codec.hash.metro.AbstractMetroHash<MetroHash128>

org.dromara.hutool.core.codec.hash.metro.MetroHash128

All Implemented Interfaces:

Encoder<byte[],Number>, Hash128<byte[]>, MetroHash<MetroHash128>

public class MetroHash128
extends AbstractMetroHash<MetroHash128>
implements Hash128<byte[]>

Apache 发布的MetroHash算法的128位实现，是一组用于非加密用例的最先进的哈希函数。 除了卓越的性能外，他们还以算法生成而著称。

官方实现：https://github.com/jandrewrogers/MetroHash 官方文档：http://www.jandrewrogers.com/2015/05/27/metrohash/ 来自：https://github.com/postamar/java-metrohash/

Author:

Marius Posta

Constructor Summary

Constructors

Constructor and Description
MetroHash128(long seed) 使用指定种子构造

Method Summary

Modifier and Type	Method and Description
Number128	get() 获取结果hash值
Number128	hash128(byte[] bytes) 计算Hash值
static MetroHash128	of(long seed) 创建 MetroHash128对象
MetroHash128	reset() 重置，重置后可复用对象开启新的计算
MetroHash128	write(ByteBuffer output, ByteOrder byteOrder) 将结果hash值写出到ByteBuffer中，可选端序

Methods inherited from class org.dromara.hutool.core.codec.hash.metro.AbstractMetroHash

apply

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.dromara.hutool.core.codec.hash.Hash128

encode

Methods inherited from interface org.dromara.hutool.core.codec.hash.metro.MetroHash

of

Constructor Detail

MetroHash128

public MetroHash128(long seed)

使用指定种子构造

Parameters:

seed - 种子

Method Detail

of

public static MetroHash128 of(long seed)

创建 MetroHash128对象

Parameters:

seed - 种子

Returns:

MetroHash128对象

reset

public MetroHash128 reset()

Description copied from interface: MetroHash

重置，重置后可复用对象开启新的计算

Specified by:

reset in interface MetroHash<MetroHash128>

Returns:

this

get

public Number128 get()

获取结果hash值

Returns:

hash值

hash128

public Number128 hash128(byte[] bytes)

Description copied from interface: Hash128

计算Hash值

Specified by:

hash128 in interface Hash128<byte[]>

Parameters:

bytes - 对象

Returns:

hash

write

public MetroHash128 write(ByteBuffer output,
                          ByteOrder byteOrder)

Description copied from interface: MetroHash

将结果hash值写出到ByteBuffer中，可选端序

Specified by:

write in interface MetroHash<MetroHash128>

Parameters:

output - 输出

byteOrder - 端序

Returns:

this