getBytes() — netty Function Reference

Architecture documentation for the getBytes() function in CompositeByteBuf.java from the netty codebase.

Function java Buffer Search calls 2 called by 2

Entity Profile

Buffer→ Search→ getBytes() — netty Function Reference

Dependency Diagram

graph TD
  ef81abf8_e155_b7e4_fb6e_952e0170c90f["getBytes()"]
  6b8e4d93_5aed_4ff7_ccdd_9c021b0fe7d6["CompositeByteBuf"]
  ef81abf8_e155_b7e4_fb6e_952e0170c90f -->|defined in| 6b8e4d93_5aed_4ff7_ccdd_9c021b0fe7d6
  e9920c4e_d91d_be1d_34e0_9c0ddc060f5d["CompositeByteBuf()"]
  e9920c4e_d91d_be1d_34e0_9c0ddc060f5d -->|calls| ef81abf8_e155_b7e4_fb6e_952e0170c90f
  e0356282_dad7_04a6_19b9_c66040e8e243["copyTo()"]
  e0356282_dad7_04a6_19b9_c66040e8e243 -->|calls| ef81abf8_e155_b7e4_fb6e_952e0170c90f
  0cc881c8_53ab_8ded_30ad_3bb95c4880ab["nioBufferCount()"]
  ef81abf8_e155_b7e4_fb6e_952e0170c90f -->|calls| 0cc881c8_53ab_8ded_30ad_3bb95c4880ab
  4b8806f4_7999_2590_e28e_7826721fada3["nioBuffers()"]
  ef81abf8_e155_b7e4_fb6e_952e0170c90f -->|calls| 4b8806f4_7999_2590_e28e_7826721fada3
  style ef81abf8_e155_b7e4_fb6e_952e0170c90f fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

buffer/src/main/java/io/netty/buffer/CompositeByteBuf.java lines 1127–1141

    @Override
    public int getBytes(int index, GatheringByteChannel out, int length)
            throws IOException {
        int count = nioBufferCount();
        if (count == 1) {
            return out.write(internalNioBuffer(index, length));
        } else {
            long writtenBytes = out.write(nioBuffers(index, length));
            if (writtenBytes > Integer.MAX_VALUE) {
                return Integer.MAX_VALUE;
            } else {
                return (int) writtenBytes;
            }
        }
    }