ByteBuf() — netty Function Reference

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

Function java Buffer Allocators

Entity Profile

Buffer→ Allocators→ ByteBuf() — netty Function Reference

Dependency Diagram

graph TD
  14f9f3a8_780a_8e53_6ed2_3707bf1799c6["ByteBuf()"]
  2f99d7c3_a5a0_5538_ae7e_a825ef1ab37a["UnsafeByteBufUtil"]
  14f9f3a8_780a_8e53_6ed2_3707bf1799c6 -->|defined in| 2f99d7c3_a5a0_5538_ae7e_a825ef1ab37a
  style 14f9f3a8_780a_8e53_6ed2_3707bf1799c6 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

buffer/src/main/java/io/netty/buffer/UnsafeByteBufUtil.java lines 452–464

    static ByteBuf copy(AbstractByteBuf buf, long addr, int index, int length) {
        buf.checkIndex(index, length);
        ByteBuf copy = buf.alloc().directBuffer(length, buf.maxCapacity());
        if (length != 0) {
            if (copy.hasMemoryAddress()) {
                PlatformDependent.copyMemory(addr, copy.memoryAddress(), length);
                copy.setIndex(0, length);
            } else {
                copy.writeBytes(buf, index, length);
            }
        }
        return copy;
    }