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) 
final class io.netty.bootstrap.FailedChannel extends io.netty.channel.AbstractChannel
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: io.netty.bootstrap.FailedChannel
  super_class: io.netty.channel.AbstractChannel
{
  private static final io.netty.channel.ChannelMetadata METADATA;
    descriptor: Lio/netty/channel/ChannelMetadata;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private final io.netty.channel.ChannelConfig config;
    descriptor: Lio/netty/channel/ChannelConfig;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=3, locals=0, args_size=0
         0: .line 29
            new io.netty.channel.ChannelMetadata
            dup
            iconst_0
            invokespecial io.netty.channel.ChannelMetadata.<init>:(Z)V
            putstatic io.netty.bootstrap.FailedChannel.METADATA:Lio/netty/channel/ChannelMetadata;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // io.netty.bootstrap.FailedChannel this
         0: .line 33
            aload 0 /* this */
            aconst_null
            invokespecial io.netty.channel.AbstractChannel.<init>:(Lio/netty/channel/Channel;)V
         1: .line 30
            aload 0 /* this */
            new io.netty.channel.DefaultChannelConfig
            dup
            aload 0 /* this */
            invokespecial io.netty.channel.DefaultChannelConfig.<init>:(Lio/netty/channel/Channel;)V
            putfield io.netty.bootstrap.FailedChannel.config:Lio/netty/channel/ChannelConfig;
         2: .line 34
            return
        end local 0 // io.netty.bootstrap.FailedChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lio/netty/bootstrap/FailedChannel;

  protected io.netty.channel.AbstractChannel$AbstractUnsafe newUnsafe();
    descriptor: ()Lio/netty/channel/AbstractChannel$AbstractUnsafe;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // io.netty.bootstrap.FailedChannel this
         0: .line 38
            new io.netty.bootstrap.FailedChannel$FailedChannelUnsafe
            dup
            aload 0 /* this */
            invokespecial io.netty.bootstrap.FailedChannel$FailedChannelUnsafe.<init>:(Lio/netty/bootstrap/FailedChannel;)V
            areturn
        end local 0 // io.netty.bootstrap.FailedChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/bootstrap/FailedChannel;

  protected boolean isCompatible(io.netty.channel.EventLoop);
    descriptor: (Lio/netty/channel/EventLoop;)Z
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // io.netty.bootstrap.FailedChannel this
        start local 1 // io.netty.channel.EventLoop loop
         0: .line 43
            iconst_0
            ireturn
        end local 1 // io.netty.channel.EventLoop loop
        end local 0 // io.netty.bootstrap.FailedChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/bootstrap/FailedChannel;
            0    1     1  loop  Lio/netty/channel/EventLoop;
    MethodParameters:
      Name  Flags
      loop  

  protected java.net.SocketAddress localAddress0();
    descriptor: ()Ljava/net/SocketAddress;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.bootstrap.FailedChannel this
         0: .line 48
            aconst_null
            areturn
        end local 0 // io.netty.bootstrap.FailedChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/bootstrap/FailedChannel;

  protected java.net.SocketAddress remoteAddress0();
    descriptor: ()Ljava/net/SocketAddress;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.bootstrap.FailedChannel this
         0: .line 53
            aconst_null
            areturn
        end local 0 // io.netty.bootstrap.FailedChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/bootstrap/FailedChannel;

  protected void doBind(java.net.SocketAddress);
    descriptor: (Ljava/net/SocketAddress;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.bootstrap.FailedChannel this
        start local 1 // java.net.SocketAddress localAddress
         0: .line 58
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 1 // java.net.SocketAddress localAddress
        end local 0 // io.netty.bootstrap.FailedChannel this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    1     0          this  Lio/netty/bootstrap/FailedChannel;
            0    1     1  localAddress  Ljava/net/SocketAddress;
    MethodParameters:
              Name  Flags
      localAddress  

  protected void doDisconnect();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.bootstrap.FailedChannel this
         0: .line 63
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 0 // io.netty.bootstrap.FailedChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/bootstrap/FailedChannel;

  protected void doClose();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.bootstrap.FailedChannel this
         0: .line 68
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 0 // io.netty.bootstrap.FailedChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/bootstrap/FailedChannel;

  protected void doBeginRead();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.bootstrap.FailedChannel this
         0: .line 73
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 0 // io.netty.bootstrap.FailedChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/bootstrap/FailedChannel;

  protected void doWrite(io.netty.channel.ChannelOutboundBuffer);
    descriptor: (Lio/netty/channel/ChannelOutboundBuffer;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.bootstrap.FailedChannel this
        start local 1 // io.netty.channel.ChannelOutboundBuffer in
         0: .line 78
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 1 // io.netty.channel.ChannelOutboundBuffer in
        end local 0 // io.netty.bootstrap.FailedChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/bootstrap/FailedChannel;
            0    1     1    in  Lio/netty/channel/ChannelOutboundBuffer;
    MethodParameters:
      Name  Flags
      in    

  public io.netty.channel.ChannelConfig config();
    descriptor: ()Lio/netty/channel/ChannelConfig;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.bootstrap.FailedChannel this
         0: .line 83
            aload 0 /* this */
            getfield io.netty.bootstrap.FailedChannel.config:Lio/netty/channel/ChannelConfig;
            areturn
        end local 0 // io.netty.bootstrap.FailedChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/bootstrap/FailedChannel;

  public boolean isOpen();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.bootstrap.FailedChannel this
         0: .line 88
            iconst_0
            ireturn
        end local 0 // io.netty.bootstrap.FailedChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/bootstrap/FailedChannel;

  public boolean isActive();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.bootstrap.FailedChannel this
         0: .line 93
            iconst_0
            ireturn
        end local 0 // io.netty.bootstrap.FailedChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/bootstrap/FailedChannel;

  public io.netty.channel.ChannelMetadata metadata();
    descriptor: ()Lio/netty/channel/ChannelMetadata;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.bootstrap.FailedChannel this
         0: .line 98
            getstatic io.netty.bootstrap.FailedChannel.METADATA:Lio/netty/channel/ChannelMetadata;
            areturn
        end local 0 // io.netty.bootstrap.FailedChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/bootstrap/FailedChannel;
}
SourceFile: "FailedChannel.java"
NestMembers:
  io.netty.bootstrap.FailedChannel$FailedChannelUnsafe
InnerClasses:
  private final FailedChannelUnsafe = io.netty.bootstrap.FailedChannel$FailedChannelUnsafe of io.netty.bootstrap.FailedChannel
  protected abstract AbstractUnsafe = io.netty.channel.AbstractChannel$AbstractUnsafe of io.netty.channel.AbstractChannel