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.channel.FileRegion extends io.netty.util.ReferenceCounted
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: io.netty.channel.FileRegion
  super_class: java.lang.Object
{
  public abstract long position();
    descriptor: ()J
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract long transfered();
    descriptor: ()J
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    RuntimeVisibleAnnotations: 
      java.lang.Deprecated()

  public abstract long transferred();
    descriptor: ()J
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract long count();
    descriptor: ()J
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract long transferTo(java.nio.channels.WritableByteChannel, long);
    descriptor: (Ljava/nio/channels/WritableByteChannel;J)J
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws java.io.IOException
    MethodParameters:
          Name  Flags
      target    
      position  

  public abstract io.netty.channel.FileRegion retain();
    descriptor: ()Lio/netty/channel/FileRegion;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract io.netty.channel.FileRegion retain(int);
    descriptor: (I)Lio/netty/channel/FileRegion;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
           Name  Flags
      increment  

  public abstract io.netty.channel.FileRegion touch();
    descriptor: ()Lio/netty/channel/FileRegion;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract io.netty.channel.FileRegion touch(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Lio/netty/channel/FileRegion;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
      Name  Flags
      hint  

  public io.netty.util.ReferenceCounted retain(int);
    descriptor: (I)Lio/netty/util/ReferenceCounted;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=2, locals=2, args_size=2
         0: .line 1
            aload 0
            iload 1
            invokeinterface io.netty.channel.FileRegion.retain:(I)Lio/netty/channel/FileRegion;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public io.netty.util.ReferenceCounted retain();
    descriptor: ()Lio/netty/util/ReferenceCounted;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
         0: .line 1
            aload 0
            invokeinterface io.netty.channel.FileRegion.retain:()Lio/netty/channel/FileRegion;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public io.netty.util.ReferenceCounted touch(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Lio/netty/util/ReferenceCounted;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=2, locals=2, args_size=2
         0: .line 1
            aload 0
            aload 1
            invokeinterface io.netty.channel.FileRegion.touch:(Ljava/lang/Object;)Lio/netty/channel/FileRegion;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public io.netty.util.ReferenceCounted touch();
    descriptor: ()Lio/netty/util/ReferenceCounted;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
         0: .line 1
            aload 0
            invokeinterface io.netty.channel.FileRegion.touch:()Lio/netty/channel/FileRegion;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
SourceFile: "FileRegion.java"