Bit reading helpers.

{@link InputStream} decorator that decompresses brotli data. <p> Not thread-safe.

Unchecked exception used internally.

Common context lookup table for all context modes.

"Initialization-on-demand holder idiom" implementation. <p>This static class definition is not initialized until the JVM determines that it must be e

API for Brotli decompression.

Collection of static dictionary words. <p>Dictionary content is loaded from binary resource when {@link #getData()} is executed for the first time. C

Utilities for building Huffman decoding tables.

Contains a collection of huffman trees with the same alphabet size.

Byte-to-int conversion magic.

Lookup tables to map prefix codes to value ranges. <p> This is used during decoding of the block lengths, literal insertion lengths and copy lengths.

Enumeration of decoding state-machine.

Transformations on dictionary words.

A set of utility methods.

参考自：<a href="https://socialsisteryi.github.io/bilibili-API-collect/docs/misc/sign/wbi.html">BAC Document：WBI 签名</a>

Enumeration of all possible word transformations. <p>There are two simple types of transforms: omit X first/last symbols, two character-case transfor