isIndexedWithPostBase() — netty Function Reference

Architecture documentation for the isIndexedWithPostBase() function in QpackDecoder.java from the netty codebase.

Function java Buffer Allocators called by 1

Entity Profile

Buffer→ Allocators→ isIndexedWithPostBase() — netty Function Reference

Dependency Diagram

graph TD
  8ddb6d46_a7cb_2028_0f98_07f9e2058996["isIndexedWithPostBase()"]
  90fa2d3f_8d04_4c74_e2ce_52229be77194["QpackDecoder"]
  8ddb6d46_a7cb_2028_0f98_07f9e2058996 -->|defined in| 90fa2d3f_8d04_4c74_e2ce_52229be77194
  678f973e_104e_7340_6c3b_b4ef23003fe0["decode()"]
  678f973e_104e_7340_6c3b_b4ef23003fe0 -->|calls| 8ddb6d46_a7cb_2028_0f98_07f9e2058996
  style 8ddb6d46_a7cb_2028_0f98_07f9e2058996 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-http3/src/main/java/io/netty/handler/codec/http3/QpackDecoder.java lines 273–280

    private static boolean isIndexedWithPostBase(byte b) {
        // https://www.rfc-editor.org/rfc/rfc9204.html#name-indexed-field-line-with-pos
        //   0   1   2   3   4   5   6   7
        // +---+---+---+---+---+---+---+---+
        // | 0 | 0 | 0 | 1 |  Index (4+)   |
        // +---+---+---+---+---------------+
        return (b & 0b1111_0000) == 0b0001_0000;
    }