AdaptiveCalculator() — netty Function Reference

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

Function java CommonUtil Internal calls 1

Entity Profile

CommonUtil→ Internal→ AdaptiveCalculator() — netty Function Reference

Dependency Diagram

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

Relationship Graph

Source Code

common/src/main/java/io/netty/util/internal/AdaptiveCalculator.java lines 83–115

    public AdaptiveCalculator(int minimum, int initial, int maximum) {
        checkPositive(minimum, "minimum");
        if (initial < minimum) {
            throw new IllegalArgumentException("initial: " + initial);
        }
        if (maximum < initial) {
            throw new IllegalArgumentException("maximum: " + maximum);
        }

        int minIndex = getSizeTableIndex(minimum);
        if (SIZE_TABLE[minIndex] < minimum) {
            this.minIndex = minIndex + 1;
        } else {
            this.minIndex = minIndex;
        }

        int maxIndex = getSizeTableIndex(maximum);
        if (SIZE_TABLE[maxIndex] > maximum) {
            this.maxIndex = maxIndex - 1;
        } else {
            this.maxIndex = maxIndex;
        }

        int initialIndex = getSizeTableIndex(initial);
        if (SIZE_TABLE[initialIndex] > initial) {
            this.index = initialIndex - 1;
        } else {
            this.index = initialIndex;
        }
        this.minCapacity = minimum;
        this.maxCapacity = maximum;
        nextSize = max(SIZE_TABLE[index], minCapacity);
    }