ByteBuf() — netty Function Reference

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

Function java Buffer Allocators calls 2

Entity Profile

Buffer→ Allocators→ ByteBuf() — netty Function Reference

Dependency Diagram

graph TD
  c720c12f_ae58_674a_a621_ba0a1ec05575["ByteBuf()"]
  ee5cb7c0_3853_3f2d_592d_ad4d03df48a3["SpdyHeaderBlockZlibEncoder"]
  c720c12f_ae58_674a_a621_ba0a1ec05575 -->|defined in| ee5cb7c0_3853_3f2d_592d_ad4d03df48a3
  45f16463_fafa_37e4_316d_396f14381cb1["compressInto()"]
  c720c12f_ae58_674a_a621_ba0a1ec05575 -->|calls| 45f16463_fafa_37e4_316d_396f14381cb1
  f113f3d7_a047_f905_66f6_eddbc17f3072["setInput()"]
  c720c12f_ae58_674a_a621_ba0a1ec05575 -->|calls| f113f3d7_a047_f905_66f6_eddbc17f3072
  style c720c12f_ae58_674a_a621_ba0a1ec05575 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-http/src/main/java/io/netty/handler/codec/spdy/SpdyHeaderBlockZlibEncoder.java lines 57–72

    private ByteBuf encode(ByteBufAllocator alloc, int len) {
        ByteBuf compressed = alloc.heapBuffer(len);
        boolean release = true;
        try {
            while (compressInto(compressed)) {
                // Although unlikely, it's possible that the compressed size is larger than the decompressed size
                compressed.ensureWritable(compressed.capacity() << 1);
            }
            release = false;
            return compressed;
        } finally {
            if (release) {
                compressed.release();
            }
        }
    }