decode() — netty Function Reference

Architecture documentation for the decode() function in HttpClientCodec.java from the netty codebase.

Function java ProtocolCodecs HTTP calls 1

Entity Profile

ProtocolCodecs→ HTTP→ decode() — netty Function Reference

Dependency Diagram

graph TD
  e573c3d9_a2d1_8d22_f8de_89836de09966["decode()"]
  71405c1a_689d_5893_0dd0_554c0d86697f["Decoder"]
  e573c3d9_a2d1_8d22_f8de_89836de09966 -->|defined in| 71405c1a_689d_5893_0dd0_554c0d86697f
  83499358_8d03_a558_1357_5013330d43f6["decrement()"]
  e573c3d9_a2d1_8d22_f8de_89836de09966 -->|calls| 83499358_8d03_a558_1357_5013330d43f6
  style e573c3d9_a2d1_8d22_f8de_89836de09966 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-http/src/main/java/io/netty/handler/codec/http/HttpClientCodec.java lines 307–328

        @Override
        protected void decode(
                ChannelHandlerContext ctx, ByteBuf buffer, List<Object> out) throws Exception {
            if (done) {
                int readable = actualReadableBytes();
                if (readable == 0) {
                    // if non is readable just return null
                    // https://github.com/netty/netty/issues/1159
                    return;
                }
                out.add(buffer.readBytes(readable));
            } else {
                int oldSize = out.size();
                super.decode(ctx, buffer, out);
                if (failOnMissingResponse) {
                    int size = out.size();
                    for (int i = oldSize; i < size; i++) {
                        decrement(out.get(i));
                    }
                }
            }
        }