getSizeTableIndex() — netty Function Reference

Architecture documentation for the getSizeTableIndex() function in AdaptiveCalculator.java from the netty codebase.

Function java CommonUtil Internal called by 1

Entity Profile

CommonUtil→ Internal→ getSizeTableIndex() — netty Function Reference

Dependency Diagram

graph TD
  e4c6718e_20f4_617e_2a77_e29ca7eba9d2["getSizeTableIndex()"]
  2f0e419b_c7aa_e7dc_bae6_34e16344d97c["AdaptiveCalculator"]
  e4c6718e_20f4_617e_2a77_e29ca7eba9d2 -->|defined in| 2f0e419b_c7aa_e7dc_bae6_34e16344d97c
  f9ed7c4e_7457_4cd3_369d_31d2b8270cf4["AdaptiveCalculator()"]
  f9ed7c4e_7457_4cd3_369d_31d2b8270cf4 -->|calls| e4c6718e_20f4_617e_2a77_e29ca7eba9d2
  style e4c6718e_20f4_617e_2a77_e29ca7eba9d2 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

common/src/main/java/io/netty/util/internal/AdaptiveCalculator.java lines 51–73

    private static int getSizeTableIndex(final int size) {
        for (int low = 0, high = SIZE_TABLE.length - 1;;) {
            if (high < low) {
                return low;
            }
            if (high == low) {
                return high;
            }

            int mid = low + high >>> 1;
            int a = SIZE_TABLE[mid];
            int b = SIZE_TABLE[mid + 1];
            if (size > b) {
                low = mid + 1;
            } else if (size < a) {
                high = mid - 1;
            } else if (size == a) {
                return mid;
            } else {
                return mid + 1;
            }
        }
    }