public abstract class io.netty.handler.ssl.ApplicationProtocolNegotiationHandler extends io.netty.channel.ChannelInboundHandlerAdapter
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: io.netty.handler.ssl.ApplicationProtocolNegotiationHandler
  super_class: io.netty.channel.ChannelInboundHandlerAdapter
{
  private static final io.netty.util.internal.logging.InternalLogger logger;
    descriptor: Lio/netty/util/internal/logging/InternalLogger;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private final java.lang.String fallbackProtocol;
    descriptor: Ljava/lang/String;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 65
            ldc Lio/netty/handler/ssl/ApplicationProtocolNegotiationHandler;
            invokestatic io.netty.util.internal.logging.InternalLoggerFactory.getInstance:(Ljava/lang/Class;)Lio/netty/util/internal/logging/InternalLogger;
         1: .line 64
            putstatic io.netty.handler.ssl.ApplicationProtocolNegotiationHandler.logger:Lio/netty/util/internal/logging/InternalLogger;
         2: .line 65
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  protected void <init>(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // io.netty.handler.ssl.ApplicationProtocolNegotiationHandler this
        start local 1 // java.lang.String fallbackProtocol
         0: .line 75
            aload 0 /* this */
            invokespecial io.netty.channel.ChannelInboundHandlerAdapter.<init>:()V
         1: .line 76
            aload 0 /* this */
            aload 1 /* fallbackProtocol */
            ldc "fallbackProtocol"
            invokestatic io.netty.util.internal.ObjectUtil.checkNotNull:(Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/Object;
            checkcast java.lang.String
            putfield io.netty.handler.ssl.ApplicationProtocolNegotiationHandler.fallbackProtocol:Ljava/lang/String;
         2: .line 77
            return
        end local 1 // java.lang.String fallbackProtocol
        end local 0 // io.netty.handler.ssl.ApplicationProtocolNegotiationHandler this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0    3     0              this  Lio/netty/handler/ssl/ApplicationProtocolNegotiationHandler;
            0    3     1  fallbackProtocol  Ljava/lang/String;
    MethodParameters:
                  Name  Flags
      fallbackProtocol  

  public void userEventTriggered(io.netty.channel.ChannelHandlerContext, java.lang.Object);
    descriptor: (Lio/netty/channel/ChannelHandlerContext;Ljava/lang/Object;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=6, args_size=3
        start local 0 // io.netty.handler.ssl.ApplicationProtocolNegotiationHandler this
        start local 1 // io.netty.channel.ChannelHandlerContext ctx
        start local 2 // java.lang.Object evt
         0: .line 81
            aload 2 /* evt */
            instanceof io.netty.handler.ssl.SslHandshakeCompletionEvent
            ifeq 13
         1: .line 82
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.pipeline:()Lio/netty/channel/ChannelPipeline;
            aload 0 /* this */
            invokeinterface io.netty.channel.ChannelPipeline.remove:(Lio/netty/channel/ChannelHandler;)Lio/netty/channel/ChannelPipeline;
            pop
         2: .line 84
            aload 2 /* evt */
            checkcast io.netty.handler.ssl.SslHandshakeCompletionEvent
            astore 3 /* handshakeEvent */
        start local 3 // io.netty.handler.ssl.SslHandshakeCompletionEvent handshakeEvent
         3: .line 85
            aload 3 /* handshakeEvent */
            invokevirtual io.netty.handler.ssl.SslHandshakeCompletionEvent.isSuccess:()Z
            ifeq 12
         4: .line 86
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.pipeline:()Lio/netty/channel/ChannelPipeline;
            ldc Lio/netty/handler/ssl/SslHandler;
            invokeinterface io.netty.channel.ChannelPipeline.get:(Ljava/lang/Class;)Lio/netty/channel/ChannelHandler;
            checkcast io.netty.handler.ssl.SslHandler
            astore 4 /* sslHandler */
        start local 4 // io.netty.handler.ssl.SslHandler sslHandler
         5: .line 87
            aload 4 /* sslHandler */
            ifnonnull 7
         6: .line 88
            new java.lang.IllegalStateException
            dup
            ldc "cannot find a SslHandler in the pipeline (required for application-level protocol negotiation)"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         7: .line 91
      StackMap locals: io.netty.handler.ssl.SslHandshakeCompletionEvent io.netty.handler.ssl.SslHandler
      StackMap stack:
            aload 4 /* sslHandler */
            invokevirtual io.netty.handler.ssl.SslHandler.applicationProtocol:()Ljava/lang/String;
            astore 5 /* protocol */
        start local 5 // java.lang.String protocol
         8: .line 92
            aload 0 /* this */
            aload 1 /* ctx */
            aload 5 /* protocol */
            ifnull 9
            aload 5 /* protocol */
            goto 10
      StackMap locals: io.netty.handler.ssl.ApplicationProtocolNegotiationHandler io.netty.channel.ChannelHandlerContext java.lang.Object io.netty.handler.ssl.SslHandshakeCompletionEvent io.netty.handler.ssl.SslHandler java.lang.String
      StackMap stack: io.netty.handler.ssl.ApplicationProtocolNegotiationHandler io.netty.channel.ChannelHandlerContext
         9: aload 0 /* this */
            getfield io.netty.handler.ssl.ApplicationProtocolNegotiationHandler.fallbackProtocol:Ljava/lang/String;
      StackMap locals: io.netty.handler.ssl.ApplicationProtocolNegotiationHandler io.netty.channel.ChannelHandlerContext java.lang.Object io.netty.handler.ssl.SslHandshakeCompletionEvent io.netty.handler.ssl.SslHandler java.lang.String
      StackMap stack: io.netty.handler.ssl.ApplicationProtocolNegotiationHandler io.netty.channel.ChannelHandlerContext java.lang.String
        10: invokevirtual io.netty.handler.ssl.ApplicationProtocolNegotiationHandler.configurePipeline:(Lio/netty/channel/ChannelHandlerContext;Ljava/lang/String;)V
        end local 5 // java.lang.String protocol
        end local 4 // io.netty.handler.ssl.SslHandler sslHandler
        11: .line 93
            goto 13
        12: .line 94
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* ctx */
            aload 3 /* handshakeEvent */
            invokevirtual io.netty.handler.ssl.SslHandshakeCompletionEvent.cause:()Ljava/lang/Throwable;
            invokevirtual io.netty.handler.ssl.ApplicationProtocolNegotiationHandler.handshakeFailure:(Lio/netty/channel/ChannelHandlerContext;Ljava/lang/Throwable;)V
        end local 3 // io.netty.handler.ssl.SslHandshakeCompletionEvent handshakeEvent
        13: .line 98
      StackMap locals:
      StackMap stack:
            aload 1 /* ctx */
            aload 2 /* evt */
            invokeinterface io.netty.channel.ChannelHandlerContext.fireUserEventTriggered:(Ljava/lang/Object;)Lio/netty/channel/ChannelHandlerContext;
            pop
        14: .line 99
            return
        end local 2 // java.lang.Object evt
        end local 1 // io.netty.channel.ChannelHandlerContext ctx
        end local 0 // io.netty.handler.ssl.ApplicationProtocolNegotiationHandler this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0   15     0            this  Lio/netty/handler/ssl/ApplicationProtocolNegotiationHandler;
            0   15     1             ctx  Lio/netty/channel/ChannelHandlerContext;
            0   15     2             evt  Ljava/lang/Object;
            3   13     3  handshakeEvent  Lio/netty/handler/ssl/SslHandshakeCompletionEvent;
            5   11     4      sslHandler  Lio/netty/handler/ssl/SslHandler;
            8   11     5        protocol  Ljava/lang/String;
    Exceptions:
      throws java.lang.Exception
    MethodParameters:
      Name  Flags
      ctx   
      evt   

  protected abstract void configurePipeline(io.netty.channel.ChannelHandlerContext, java.lang.String);
    descriptor: (Lio/netty/channel/ChannelHandlerContext;Ljava/lang/String;)V
    flags: (0x0404) ACC_PROTECTED, ACC_ABSTRACT
    Exceptions:
      throws java.lang.Exception
    MethodParameters:
          Name  Flags
      ctx       
      protocol  

  protected void handshakeFailure(io.netty.channel.ChannelHandlerContext, java.lang.Throwable);
    descriptor: (Lio/netty/channel/ChannelHandlerContext;Ljava/lang/Throwable;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // io.netty.handler.ssl.ApplicationProtocolNegotiationHandler this
        start local 1 // io.netty.channel.ChannelHandlerContext ctx
        start local 2 // java.lang.Throwable cause
         0: .line 115
            getstatic io.netty.handler.ssl.ApplicationProtocolNegotiationHandler.logger:Lio/netty/util/internal/logging/InternalLogger;
            ldc "{} TLS handshake failed:"
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.channel:()Lio/netty/channel/Channel;
            aload 2 /* cause */
            invokeinterface io.netty.util.internal.logging.InternalLogger.warn:(Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;)V
         1: .line 116
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.close:()Lio/netty/channel/ChannelFuture;
            pop
         2: .line 117
            return
        end local 2 // java.lang.Throwable cause
        end local 1 // io.netty.channel.ChannelHandlerContext ctx
        end local 0 // io.netty.handler.ssl.ApplicationProtocolNegotiationHandler this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    3     0   this  Lio/netty/handler/ssl/ApplicationProtocolNegotiationHandler;
            0    3     1    ctx  Lio/netty/channel/ChannelHandlerContext;
            0    3     2  cause  Ljava/lang/Throwable;
    Exceptions:
      throws java.lang.Exception
    MethodParameters:
       Name  Flags
      ctx    
      cause  

  public void exceptionCaught(io.netty.channel.ChannelHandlerContext, java.lang.Throwable);
    descriptor: (Lio/netty/channel/ChannelHandlerContext;Ljava/lang/Throwable;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // io.netty.handler.ssl.ApplicationProtocolNegotiationHandler this
        start local 1 // io.netty.channel.ChannelHandlerContext ctx
        start local 2 // java.lang.Throwable cause
         0: .line 121
            getstatic io.netty.handler.ssl.ApplicationProtocolNegotiationHandler.logger:Lio/netty/util/internal/logging/InternalLogger;
            ldc "{} Failed to select the application-level protocol:"
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.channel:()Lio/netty/channel/Channel;
            aload 2 /* cause */
            invokeinterface io.netty.util.internal.logging.InternalLogger.warn:(Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;)V
         1: .line 122
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.close:()Lio/netty/channel/ChannelFuture;
            pop
         2: .line 123
            return
        end local 2 // java.lang.Throwable cause
        end local 1 // io.netty.channel.ChannelHandlerContext ctx
        end local 0 // io.netty.handler.ssl.ApplicationProtocolNegotiationHandler this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    3     0   this  Lio/netty/handler/ssl/ApplicationProtocolNegotiationHandler;
            0    3     1    ctx  Lio/netty/channel/ChannelHandlerContext;
            0    3     2  cause  Ljava/lang/Throwable;
    Exceptions:
      throws java.lang.Exception
    MethodParameters:
       Name  Flags
      ctx    
      cause  
}
SourceFile: "ApplicationProtocolNegotiationHandler.java"