threadLocalTempArray() — netty Function Reference

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

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Dependency Diagram

graph TD
  5aa64bba_7190_3430_6812_affa2bbfb849["threadLocalTempArray()"]
  920454f6_25f6_4a9b_3d32_9684c3e11f6c["ByteBufUtil"]
  5aa64bba_7190_3430_6812_affa2bbfb849 -->|defined in| 920454f6_25f6_4a9b_3d32_9684c3e11f6c
  96cdf8e2_4e5f_72af_07c1_cc29b6248734["String()"]
  96cdf8e2_4e5f_72af_07c1_cc29b6248734 -->|calls| 5aa64bba_7190_3430_6812_affa2bbfb849
  d4698b7c_2291_aecb_8583_ae5e525a1a22["readBytes()"]
  d4698b7c_2291_aecb_8583_ae5e525a1a22 -->|calls| 5aa64bba_7190_3430_6812_affa2bbfb849
  style 5aa64bba_7190_3430_6812_affa2bbfb849 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

buffer/src/main/java/io/netty/buffer/ByteBufUtil.java lines 111–119

    static byte[] threadLocalTempArray(int minLength) {
        // Only make use of ThreadLocal if we use a FastThreadLocalThread to make the implementation
        // Virtual Thread friendly.
        // See https://github.com/netty/netty/issues/14609
        if (minLength <= MAX_TL_ARRAY_LEN && FastThreadLocalThread.currentThreadHasFastThreadLocal()) {
            return BYTE_ARRAYS.get();
        }
        return PlatformDependent.allocateUninitializedArray(minLength);
    }