http://netty.io/netty-all/: Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers and clients. (The Netty Project) 
public interface io.netty.handler.codec.http.HttpMessage extends io.netty.handler.codec.http.HttpObject
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: io.netty.handler.codec.http.HttpMessage
  super_class: java.lang.Object
{
  public abstract io.netty.handler.codec.http.HttpVersion getProtocolVersion();
    descriptor: ()Lio/netty/handler/codec/http/HttpVersion;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    RuntimeVisibleAnnotations: 
      java.lang.Deprecated()

  public abstract io.netty.handler.codec.http.HttpVersion protocolVersion();
    descriptor: ()Lio/netty/handler/codec/http/HttpVersion;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract io.netty.handler.codec.http.HttpMessage setProtocolVersion(io.netty.handler.codec.http.HttpVersion);
    descriptor: (Lio/netty/handler/codec/http/HttpVersion;)Lio/netty/handler/codec/http/HttpMessage;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
         Name  Flags
      version  

  public abstract io.netty.handler.codec.http.HttpHeaders headers();
    descriptor: ()Lio/netty/handler/codec/http/HttpHeaders;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "HttpMessage.java"