trim() — netty Function Reference

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

Function java Buffer Telemetry calls 2 called by 2

Entity Profile

Buffer→ Telemetry→ trim() — netty Function Reference

Dependency Diagram

graph TD
  562c77b5_107e_e3e8_4481_0717613d42f3["trim()"]
  a4d6715f_8e89_41fa_05cc_d305ad068060["MemoryRegionCache"]
  562c77b5_107e_e3e8_4481_0717613d42f3 -->|defined in| a4d6715f_8e89_41fa_05cc_d305ad068060
  91b877f4_1f34_8ac6_e3a4_4e8a9f7590d1["trim()"]
  91b877f4_1f34_8ac6_e3a4_4e8a9f7590d1 -->|calls| 562c77b5_107e_e3e8_4481_0717613d42f3
  610ff9ad_3424_2b92_6d1b_26798bcd0ba8["allocate()"]
  610ff9ad_3424_2b92_6d1b_26798bcd0ba8 -->|calls| 562c77b5_107e_e3e8_4481_0717613d42f3
  91b877f4_1f34_8ac6_e3a4_4e8a9f7590d1["trim()"]
  562c77b5_107e_e3e8_4481_0717613d42f3 -->|calls| 91b877f4_1f34_8ac6_e3a4_4e8a9f7590d1
  67fe01c2_aedc_a81c_c637_b03b96610998["free()"]
  562c77b5_107e_e3e8_4481_0717613d42f3 -->|calls| 67fe01c2_aedc_a81c_c637_b03b96610998
  style 562c77b5_107e_e3e8_4481_0717613d42f3 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

buffer/src/main/java/io/netty/buffer/PoolThreadCache.java lines 401–409

        public final void trim() {
            int free = size - allocations;
            allocations = 0;

            // We not even allocated all the number that are
            if (free > 0) {
                free(free, false);
            }
        }