AdaptiveByteBuf() — netty Function Reference

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

Function java Buffer Allocators calls 5

Entity Profile

Buffer→ Allocators→ AdaptiveByteBuf() — netty Function Reference

Dependency Diagram

graph TD
  546842cb_8674_f9d5_6751_ee84ff075ac8["AdaptiveByteBuf()"]
  9bc56cad_0c0c_4043_82ba_cb42dfea6004["AdaptivePoolingAllocator"]
  546842cb_8674_f9d5_6751_ee84ff075ac8 -->|defined in| 9bc56cad_0c0c_4043_82ba_cb42dfea6004
  b550a3a7_b98a_e36b_d58d_413aa6587ed4["allocate()"]
  546842cb_8674_f9d5_6751_ee84ff075ac8 -->|calls| b550a3a7_b98a_e36b_d58d_413aa6587ed4
  2e882b7f_81d8_3093_0746_4b18e0474137["sizeClassIndexOf()"]
  546842cb_8674_f9d5_6751_ee84ff075ac8 -->|calls| 2e882b7f_81d8_3093_0746_4b18e0474137
  006e8f47_e5d6_8354_9cd4_12fe398c12dd["add()"]
  546842cb_8674_f9d5_6751_ee84ff075ac8 -->|calls| 006e8f47_e5d6_8354_9cd4_12fe398c12dd
  59c1d0ae_e507_0c96_51fa_359fe1b6411f["release()"]
  546842cb_8674_f9d5_6751_ee84ff075ac8 -->|calls| 59c1d0ae_e507_0c96_51fa_359fe1b6411f
  5b606370_5e08_94d5_b745_9c0ce73ce25a["readInitInto()"]
  546842cb_8674_f9d5_6751_ee84ff075ac8 -->|calls| 5b606370_5e08_94d5_b745_9c0ce73ce25a
  style 546842cb_8674_f9d5_6751_ee84ff075ac8 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

buffer/src/main/java/io/netty/buffer/AdaptivePoolingAllocator.java lines 257–277

    private AdaptiveByteBuf allocate(int size, int maxCapacity, Thread currentThread, AdaptiveByteBuf buf) {
        AdaptiveByteBuf allocated = null;
        if (size <= MAX_POOLED_BUF_SIZE) {
            final int index = sizeClassIndexOf(size);
            MagazineGroup[] magazineGroups;
            if (!FastThreadLocalThread.currentThreadWillCleanupFastThreadLocals() ||
                    IS_LOW_MEM ||
                    (magazineGroups = threadLocalGroup.get()) == null) {
                magazineGroups =  sizeClassedMagazineGroups;
            }
            if (index < magazineGroups.length) {
                allocated = magazineGroups[index].allocate(size, maxCapacity, currentThread, buf);
            } else if (!IS_LOW_MEM) {
                allocated = largeBufferMagazineGroup.allocate(size, maxCapacity, currentThread, buf);
            }
        }
        if (allocated == null) {
            allocated = allocateFallback(size, maxCapacity, currentThread, buf);
        }
        return allocated;
    }

Domain

Buffer

Subdomains

Allocators

Defined In

buffer/src/main/java/io/netty/buffer/AdaptivePoolingAllocator.java

Calls

Source

View on GitHub

Frequently Asked Questions

What does AdaptiveByteBuf() do?

AdaptiveByteBuf() is a function in the netty codebase, defined in buffer/src/main/java/io/netty/buffer/AdaptivePoolingAllocator.java.

Where is AdaptiveByteBuf() defined?

AdaptiveByteBuf() is defined in buffer/src/main/java/io/netty/buffer/AdaptivePoolingAllocator.java at line 257.

What does AdaptiveByteBuf() call?

AdaptiveByteBuf() calls 5 function(s): add, allocate, readInitInto, release, sizeClassIndexOf.

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