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.util.collection.ByteObjectMap$PrimitiveEntry<V>
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: io.netty.util.collection.ByteObjectMap$PrimitiveEntry
  super_class: java.lang.Object
{
  public abstract byte key();
    descriptor: ()B
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract V value();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: ()TV;

  public abstract void setValue();
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: (TV;)V
    MethodParameters:
       Name  Flags
      value  
}
Signature: <V:Ljava/lang/Object;>Ljava/lang/Object;
SourceFile: "ByteObjectMap.java"
NestHost: io.netty.util.collection.ByteObjectMap
InnerClasses:
  public abstract PrimitiveEntry = io.netty.util.collection.ByteObjectMap$PrimitiveEntry of io.netty.util.collection.ByteObjectMap