doReadBytes() — netty Function Reference

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

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Buffer→ Search→ doReadBytes() — netty Function Reference

Dependency Diagram

graph TD
  5459b100_ac86_863c_cbca_3f46245c2103["doReadBytes()"]
  462ee44c_01dd_0264_afa1_574b02e134cf["OioByteStreamChannel"]
  5459b100_ac86_863c_cbca_3f46245c2103 -->|defined in| 462ee44c_01dd_0264_afa1_574b02e134cf
  707bdd56_2ea2_7d74_c5af_b688b8d21212["available()"]
  5459b100_ac86_863c_cbca_3f46245c2103 -->|calls| 707bdd56_2ea2_7d74_c5af_b688b8d21212
  style 5459b100_ac86_863c_cbca_3f46245c2103 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

transport/src/main/java/io/netty/channel/oio/OioByteStreamChannel.java lines 107–112

    @Override
    protected int doReadBytes(ByteBuf buf) throws Exception {
        final RecvByteBufAllocator.Handle allocHandle = unsafe().recvBufAllocHandle();
        allocHandle.attemptedBytesRead(Math.max(1, Math.min(available(), buf.maxWritableBytes())));
        return buf.writeBytes(is, allocHandle.attemptedBytesRead());
    }