hashFunction() — netty Function Reference

Architecture documentation for the hashFunction() function in FastLz.java from the netty codebase.

Function java Buffer Allocators calls 1 called by 1

Entity Profile

Buffer→ Allocators→ hashFunction() — netty Function Reference

Dependency Diagram

graph TD
  caa54910_d565_ad45_1f26_c35707051a0c["hashFunction()"]
  98671d94_5a6d_343c_6d73_292cd19cfd19["FastLz"]
  caa54910_d565_ad45_1f26_c35707051a0c -->|defined in| 98671d94_5a6d_343c_6d73_292cd19cfd19
  2e9a6712_fc03_7631_0209_22e699baf3b2["compress()"]
  2e9a6712_fc03_7631_0209_22e699baf3b2 -->|calls| caa54910_d565_ad45_1f26_c35707051a0c
  dd7e1ac4_b45d_9cfb_2ce3_1576201c58e8["readU16()"]
  caa54910_d565_ad45_1f26_c35707051a0c -->|calls| dd7e1ac4_b45d_9cfb_2ce3_1576201c58e8
  style caa54910_d565_ad45_1f26_c35707051a0c fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-compression/src/main/java/io/netty/handler/codec/compression/FastLz.java lines 545–550

    private static int hashFunction(ByteBuf p, int offset) {
        int v = readU16(p, offset);
        v ^= readU16(p, offset + 1) ^ v >> 16 - HASH_LOG;
        v &= HASH_MASK;
        return v;
    }