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.resolver.dns.DnsQueryLifecycleObserver
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: io.netty.resolver.dns.DnsQueryLifecycleObserver
  super_class: java.lang.Object
{
  public abstract void queryWritten(java.net.InetSocketAddress, io.netty.channel.ChannelFuture);
    descriptor: (Ljava/net/InetSocketAddress;Lio/netty/channel/ChannelFuture;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
                  Name  Flags
      dnsServerAddress  
      future            

  public abstract void queryCancelled(int);
    descriptor: (I)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
                  Name  Flags
      queriesRemaining  

  public abstract io.netty.resolver.dns.DnsQueryLifecycleObserver queryRedirected(java.util.List<java.net.InetSocketAddress>);
    descriptor: (Ljava/util/List;)Lio/netty/resolver/dns/DnsQueryLifecycleObserver;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: (Ljava/util/List<Ljava/net/InetSocketAddress;>;)Lio/netty/resolver/dns/DnsQueryLifecycleObserver;
    MethodParameters:
             Name  Flags
      nameServers  

  public abstract io.netty.resolver.dns.DnsQueryLifecycleObserver queryCNAMEd(io.netty.handler.codec.dns.DnsQuestion);
    descriptor: (Lio/netty/handler/codec/dns/DnsQuestion;)Lio/netty/resolver/dns/DnsQueryLifecycleObserver;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
               Name  Flags
      cnameQuestion  

  public abstract io.netty.resolver.dns.DnsQueryLifecycleObserver queryNoAnswer(io.netty.handler.codec.dns.DnsResponseCode);
    descriptor: (Lio/netty/handler/codec/dns/DnsResponseCode;)Lio/netty/resolver/dns/DnsQueryLifecycleObserver;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
      Name  Flags
      code  

  public abstract void queryFailed(java.lang.Throwable);
    descriptor: (Ljava/lang/Throwable;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
       Name  Flags
      cause  

  public abstract void querySucceed();
    descriptor: ()V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "DnsQueryLifecycleObserver.java"