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 class io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler extends io.netty.handler.codec.http.websocketx.WebSocketProtocolHandler
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler
  super_class: io.netty.handler.codec.http.websocketx.WebSocketProtocolHandler
{
  private static final io.netty.util.AttributeKey<io.netty.handler.codec.http.websocketx.WebSocketServerHandshaker> HANDSHAKER_ATTR_KEY;
    descriptor: Lio/netty/util/AttributeKey;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    Signature: Lio/netty/util/AttributeKey<Lio/netty/handler/codec/http/websocketx/WebSocketServerHandshaker;>;

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

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

  private final boolean allowExtensions;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final int maxFramePayloadLength;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final boolean allowMaskMismatch;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final boolean checkStartsWith;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 98
            ldc Lio/netty/handler/codec/http/websocketx/WebSocketServerHandshaker;
            ldc "HANDSHAKER"
            invokestatic io.netty.util.AttributeKey.valueOf:(Ljava/lang/Class;Ljava/lang/String;)Lio/netty/util/AttributeKey;
         1: .line 97
            putstatic io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.HANDSHAKER_ATTR_KEY:Lio/netty/util/AttributeKey;
         2: .line 98
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
        start local 1 // java.lang.String websocketPath
         0: .line 108
            aload 0 /* this */
            aload 1 /* websocketPath */
            aconst_null
            iconst_0
            invokespecial io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.<init>:(Ljava/lang/String;Ljava/lang/String;Z)V
         1: .line 109
            return
        end local 1 // java.lang.String websocketPath
        end local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    2     0           this  Lio/netty/handler/codec/http/websocketx/WebSocketServerProtocolHandler;
            0    2     1  websocketPath  Ljava/lang/String;
    MethodParameters:
               Name  Flags
      websocketPath  

  public void <init>(java.lang.String, boolean);
    descriptor: (Ljava/lang/String;Z)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=7, locals=3, args_size=3
        start local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
        start local 1 // java.lang.String websocketPath
        start local 2 // boolean checkStartsWith
         0: .line 112
            aload 0 /* this */
            aload 1 /* websocketPath */
            aconst_null
            iconst_0
            ldc 65536
            iconst_0
            iload 2 /* checkStartsWith */
            invokespecial io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.<init>:(Ljava/lang/String;Ljava/lang/String;ZIZZ)V
         1: .line 113
            return
        end local 2 // boolean checkStartsWith
        end local 1 // java.lang.String websocketPath
        end local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    2     0             this  Lio/netty/handler/codec/http/websocketx/WebSocketServerProtocolHandler;
            0    2     1    websocketPath  Ljava/lang/String;
            0    2     2  checkStartsWith  Z
    MethodParameters:
                 Name  Flags
      websocketPath    
      checkStartsWith  

  public void <init>(java.lang.String, java.lang.String);
    descriptor: (Ljava/lang/String;Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
        start local 1 // java.lang.String websocketPath
        start local 2 // java.lang.String subprotocols
         0: .line 116
            aload 0 /* this */
            aload 1 /* websocketPath */
            aload 2 /* subprotocols */
            iconst_0
            invokespecial io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.<init>:(Ljava/lang/String;Ljava/lang/String;Z)V
         1: .line 117
            return
        end local 2 // java.lang.String subprotocols
        end local 1 // java.lang.String websocketPath
        end local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    2     0           this  Lio/netty/handler/codec/http/websocketx/WebSocketServerProtocolHandler;
            0    2     1  websocketPath  Ljava/lang/String;
            0    2     2   subprotocols  Ljava/lang/String;
    MethodParameters:
               Name  Flags
      websocketPath  
      subprotocols   

  public void <init>(java.lang.String, java.lang.String, boolean);
    descriptor: (Ljava/lang/String;Ljava/lang/String;Z)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=4, args_size=4
        start local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
        start local 1 // java.lang.String websocketPath
        start local 2 // java.lang.String subprotocols
        start local 3 // boolean allowExtensions
         0: .line 120
            aload 0 /* this */
            aload 1 /* websocketPath */
            aload 2 /* subprotocols */
            iload 3 /* allowExtensions */
            ldc 65536
            invokespecial io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.<init>:(Ljava/lang/String;Ljava/lang/String;ZI)V
         1: .line 121
            return
        end local 3 // boolean allowExtensions
        end local 2 // java.lang.String subprotocols
        end local 1 // java.lang.String websocketPath
        end local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    2     0             this  Lio/netty/handler/codec/http/websocketx/WebSocketServerProtocolHandler;
            0    2     1    websocketPath  Ljava/lang/String;
            0    2     2     subprotocols  Ljava/lang/String;
            0    2     3  allowExtensions  Z
    MethodParameters:
                 Name  Flags
      websocketPath    
      subprotocols     
      allowExtensions  

  public void <init>(java.lang.String, java.lang.String, boolean, int);
    descriptor: (Ljava/lang/String;Ljava/lang/String;ZI)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=5, args_size=5
        start local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
        start local 1 // java.lang.String websocketPath
        start local 2 // java.lang.String subprotocols
        start local 3 // boolean allowExtensions
        start local 4 // int maxFrameSize
         0: .line 125
            aload 0 /* this */
            aload 1 /* websocketPath */
            aload 2 /* subprotocols */
            iload 3 /* allowExtensions */
            iload 4 /* maxFrameSize */
            iconst_0
            invokespecial io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.<init>:(Ljava/lang/String;Ljava/lang/String;ZIZ)V
         1: .line 126
            return
        end local 4 // int maxFrameSize
        end local 3 // boolean allowExtensions
        end local 2 // java.lang.String subprotocols
        end local 1 // java.lang.String websocketPath
        end local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    2     0             this  Lio/netty/handler/codec/http/websocketx/WebSocketServerProtocolHandler;
            0    2     1    websocketPath  Ljava/lang/String;
            0    2     2     subprotocols  Ljava/lang/String;
            0    2     3  allowExtensions  Z
            0    2     4     maxFrameSize  I
    MethodParameters:
                 Name  Flags
      websocketPath    
      subprotocols     
      allowExtensions  
      maxFrameSize     

  public void <init>(java.lang.String, java.lang.String, boolean, int, boolean);
    descriptor: (Ljava/lang/String;Ljava/lang/String;ZIZ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=7, locals=6, args_size=6
        start local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
        start local 1 // java.lang.String websocketPath
        start local 2 // java.lang.String subprotocols
        start local 3 // boolean allowExtensions
        start local 4 // int maxFrameSize
        start local 5 // boolean allowMaskMismatch
         0: .line 130
            aload 0 /* this */
            aload 1 /* websocketPath */
            aload 2 /* subprotocols */
            iload 3 /* allowExtensions */
            iload 4 /* maxFrameSize */
            iload 5 /* allowMaskMismatch */
            iconst_0
            invokespecial io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.<init>:(Ljava/lang/String;Ljava/lang/String;ZIZZ)V
         1: .line 131
            return
        end local 5 // boolean allowMaskMismatch
        end local 4 // int maxFrameSize
        end local 3 // boolean allowExtensions
        end local 2 // java.lang.String subprotocols
        end local 1 // java.lang.String websocketPath
        end local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
      LocalVariableTable:
        Start  End  Slot               Name  Signature
            0    2     0               this  Lio/netty/handler/codec/http/websocketx/WebSocketServerProtocolHandler;
            0    2     1      websocketPath  Ljava/lang/String;
            0    2     2       subprotocols  Ljava/lang/String;
            0    2     3    allowExtensions  Z
            0    2     4       maxFrameSize  I
            0    2     5  allowMaskMismatch  Z
    MethodParameters:
                   Name  Flags
      websocketPath      
      subprotocols       
      allowExtensions    
      maxFrameSize       
      allowMaskMismatch  

  public void <init>(java.lang.String, java.lang.String, boolean, int, boolean, boolean);
    descriptor: (Ljava/lang/String;Ljava/lang/String;ZIZZ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=7, args_size=7
        start local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
        start local 1 // java.lang.String websocketPath
        start local 2 // java.lang.String subprotocols
        start local 3 // boolean allowExtensions
        start local 4 // int maxFrameSize
        start local 5 // boolean allowMaskMismatch
        start local 6 // boolean checkStartsWith
         0: .line 133
            aload 0 /* this */
            invokespecial io.netty.handler.codec.http.websocketx.WebSocketProtocolHandler.<init>:()V
         1: .line 135
            aload 0 /* this */
            aload 1 /* websocketPath */
            putfield io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.websocketPath:Ljava/lang/String;
         2: .line 136
            aload 0 /* this */
            aload 2 /* subprotocols */
            putfield io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.subprotocols:Ljava/lang/String;
         3: .line 137
            aload 0 /* this */
            iload 3 /* allowExtensions */
            putfield io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.allowExtensions:Z
         4: .line 138
            aload 0 /* this */
            iload 4 /* maxFrameSize */
            putfield io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.maxFramePayloadLength:I
         5: .line 139
            aload 0 /* this */
            iload 5 /* allowMaskMismatch */
            putfield io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.allowMaskMismatch:Z
         6: .line 140
            aload 0 /* this */
            iload 6 /* checkStartsWith */
            putfield io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.checkStartsWith:Z
         7: .line 141
            return
        end local 6 // boolean checkStartsWith
        end local 5 // boolean allowMaskMismatch
        end local 4 // int maxFrameSize
        end local 3 // boolean allowExtensions
        end local 2 // java.lang.String subprotocols
        end local 1 // java.lang.String websocketPath
        end local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
      LocalVariableTable:
        Start  End  Slot               Name  Signature
            0    8     0               this  Lio/netty/handler/codec/http/websocketx/WebSocketServerProtocolHandler;
            0    8     1      websocketPath  Ljava/lang/String;
            0    8     2       subprotocols  Ljava/lang/String;
            0    8     3    allowExtensions  Z
            0    8     4       maxFrameSize  I
            0    8     5  allowMaskMismatch  Z
            0    8     6    checkStartsWith  Z
    MethodParameters:
                   Name  Flags
      websocketPath      
      subprotocols       
      allowExtensions    
      maxFrameSize       
      allowMaskMismatch  
      checkStartsWith    

  public void handlerAdded(io.netty.channel.ChannelHandlerContext);
    descriptor: (Lio/netty/channel/ChannelHandlerContext;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=11, locals=3, args_size=2
        start local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
        start local 1 // io.netty.channel.ChannelHandlerContext ctx
         0: .line 145
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.pipeline:()Lio/netty/channel/ChannelPipeline;
            astore 2 /* cp */
        start local 2 // io.netty.channel.ChannelPipeline cp
         1: .line 146
            aload 2 /* cp */
            ldc Lio/netty/handler/codec/http/websocketx/WebSocketServerProtocolHandshakeHandler;
            invokeinterface io.netty.channel.ChannelPipeline.get:(Ljava/lang/Class;)Lio/netty/channel/ChannelHandler;
            ifnonnull 7
         2: .line 148
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.pipeline:()Lio/netty/channel/ChannelPipeline;
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.name:()Ljava/lang/String;
            ldc Lio/netty/handler/codec/http/websocketx/WebSocketServerProtocolHandshakeHandler;
            invokevirtual java.lang.Class.getName:()Ljava/lang/String;
         3: .line 149
            new io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandshakeHandler
            dup
            aload 0 /* this */
            getfield io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.websocketPath:Ljava/lang/String;
            aload 0 /* this */
            getfield io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.subprotocols:Ljava/lang/String;
         4: .line 150
            aload 0 /* this */
            getfield io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.allowExtensions:Z
            aload 0 /* this */
            getfield io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.maxFramePayloadLength:I
            aload 0 /* this */
            getfield io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.allowMaskMismatch:Z
            aload 0 /* this */
            getfield io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.checkStartsWith:Z
         5: .line 149
            invokespecial io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandshakeHandler.<init>:(Ljava/lang/String;Ljava/lang/String;ZIZZ)V
         6: .line 148
            invokeinterface io.netty.channel.ChannelPipeline.addBefore:(Ljava/lang/String;Ljava/lang/String;Lio/netty/channel/ChannelHandler;)Lio/netty/channel/ChannelPipeline;
            pop
         7: .line 152
      StackMap locals: io.netty.channel.ChannelPipeline
      StackMap stack:
            aload 2 /* cp */
            ldc Lio/netty/handler/codec/http/websocketx/Utf8FrameValidator;
            invokeinterface io.netty.channel.ChannelPipeline.get:(Ljava/lang/Class;)Lio/netty/channel/ChannelHandler;
            ifnonnull 11
         8: .line 154
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.pipeline:()Lio/netty/channel/ChannelPipeline;
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.name:()Ljava/lang/String;
            ldc Lio/netty/handler/codec/http/websocketx/Utf8FrameValidator;
            invokevirtual java.lang.Class.getName:()Ljava/lang/String;
         9: .line 155
            new io.netty.handler.codec.http.websocketx.Utf8FrameValidator
            dup
            invokespecial io.netty.handler.codec.http.websocketx.Utf8FrameValidator.<init>:()V
        10: .line 154
            invokeinterface io.netty.channel.ChannelPipeline.addBefore:(Ljava/lang/String;Ljava/lang/String;Lio/netty/channel/ChannelHandler;)Lio/netty/channel/ChannelPipeline;
            pop
        11: .line 157
      StackMap locals:
      StackMap stack:
            return
        end local 2 // io.netty.channel.ChannelPipeline cp
        end local 1 // io.netty.channel.ChannelHandlerContext ctx
        end local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   12     0  this  Lio/netty/handler/codec/http/websocketx/WebSocketServerProtocolHandler;
            0   12     1   ctx  Lio/netty/channel/ChannelHandlerContext;
            1   12     2    cp  Lio/netty/channel/ChannelPipeline;
    MethodParameters:
      Name  Flags
      ctx   

  protected void decode(io.netty.channel.ChannelHandlerContext, io.netty.handler.codec.http.websocketx.WebSocketFrame, java.util.List<java.lang.Object>);
    descriptor: (Lio/netty/channel/ChannelHandlerContext;Lio/netty/handler/codec/http/websocketx/WebSocketFrame;Ljava/util/List;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=4, locals=5, args_size=4
        start local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
        start local 1 // io.netty.channel.ChannelHandlerContext ctx
        start local 2 // io.netty.handler.codec.http.websocketx.WebSocketFrame frame
        start local 3 // java.util.List out
         0: .line 161
            aload 2 /* frame */
            instanceof io.netty.handler.codec.http.websocketx.CloseWebSocketFrame
            ifeq 8
         1: .line 162
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.channel:()Lio/netty/channel/Channel;
            invokestatic io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.getHandshaker:(Lio/netty/channel/Channel;)Lio/netty/handler/codec/http/websocketx/WebSocketServerHandshaker;
            astore 4 /* handshaker */
        start local 4 // io.netty.handler.codec.http.websocketx.WebSocketServerHandshaker handshaker
         2: .line 163
            aload 4 /* handshaker */
            ifnull 6
         3: .line 164
            aload 2 /* frame */
            invokevirtual io.netty.handler.codec.http.websocketx.WebSocketFrame.retain:()Lio/netty/handler/codec/http/websocketx/WebSocketFrame;
            pop
         4: .line 165
            aload 4 /* handshaker */
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.channel:()Lio/netty/channel/Channel;
            aload 2 /* frame */
            checkcast io.netty.handler.codec.http.websocketx.CloseWebSocketFrame
            invokevirtual io.netty.handler.codec.http.websocketx.WebSocketServerHandshaker.close:(Lio/netty/channel/Channel;Lio/netty/handler/codec/http/websocketx/CloseWebSocketFrame;)Lio/netty/channel/ChannelFuture;
            pop
         5: .line 166
            goto 7
         6: .line 167
      StackMap locals: io.netty.handler.codec.http.websocketx.WebSocketServerHandshaker
      StackMap stack:
            aload 1 /* ctx */
            getstatic io.netty.buffer.Unpooled.EMPTY_BUFFER:Lio/netty/buffer/ByteBuf;
            invokeinterface io.netty.channel.ChannelHandlerContext.writeAndFlush:(Ljava/lang/Object;)Lio/netty/channel/ChannelFuture;
            getstatic io.netty.channel.ChannelFutureListener.CLOSE:Lio/netty/channel/ChannelFutureListener;
            invokeinterface io.netty.channel.ChannelFuture.addListener:(Lio/netty/util/concurrent/GenericFutureListener;)Lio/netty/channel/ChannelFuture;
            pop
         7: .line 169
      StackMap locals:
      StackMap stack:
            return
        end local 4 // io.netty.handler.codec.http.websocketx.WebSocketServerHandshaker handshaker
         8: .line 171
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* ctx */
            aload 2 /* frame */
            aload 3 /* out */
            invokespecial io.netty.handler.codec.http.websocketx.WebSocketProtocolHandler.decode:(Lio/netty/channel/ChannelHandlerContext;Lio/netty/handler/codec/http/websocketx/WebSocketFrame;Ljava/util/List;)V
         9: .line 172
            return
        end local 3 // java.util.List out
        end local 2 // io.netty.handler.codec.http.websocketx.WebSocketFrame frame
        end local 1 // io.netty.channel.ChannelHandlerContext ctx
        end local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0   10     0        this  Lio/netty/handler/codec/http/websocketx/WebSocketServerProtocolHandler;
            0   10     1         ctx  Lio/netty/channel/ChannelHandlerContext;
            0   10     2       frame  Lio/netty/handler/codec/http/websocketx/WebSocketFrame;
            0   10     3         out  Ljava/util/List<Ljava/lang/Object;>;
            2    8     4  handshaker  Lio/netty/handler/codec/http/websocketx/WebSocketServerHandshaker;
    Exceptions:
      throws java.lang.Exception
    Signature: (Lio/netty/channel/ChannelHandlerContext;Lio/netty/handler/codec/http/websocketx/WebSocketFrame;Ljava/util/List<Ljava/lang/Object;>;)V
    MethodParameters:
       Name  Flags
      ctx    
      frame  
      out    

  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=5, locals=4, args_size=3
        start local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
        start local 1 // io.netty.channel.ChannelHandlerContext ctx
        start local 2 // java.lang.Throwable cause
         0: .line 176
            aload 2 /* cause */
            instanceof io.netty.handler.codec.http.websocketx.WebSocketHandshakeException
            ifeq 6
         1: .line 177
            new io.netty.handler.codec.http.DefaultFullHttpResponse
            dup
         2: .line 178
            getstatic io.netty.handler.codec.http.HttpVersion.HTTP_1_1:Lio/netty/handler/codec/http/HttpVersion;
            getstatic io.netty.handler.codec.http.HttpResponseStatus.BAD_REQUEST:Lio/netty/handler/codec/http/HttpResponseStatus;
            aload 2 /* cause */
            invokevirtual java.lang.Throwable.getMessage:()Ljava/lang/String;
            invokevirtual java.lang.String.getBytes:()[B
            invokestatic io.netty.buffer.Unpooled.wrappedBuffer:([B)Lio/netty/buffer/ByteBuf;
         3: .line 177
            invokespecial io.netty.handler.codec.http.DefaultFullHttpResponse.<init>:(Lio/netty/handler/codec/http/HttpVersion;Lio/netty/handler/codec/http/HttpResponseStatus;Lio/netty/buffer/ByteBuf;)V
            astore 3 /* response */
        start local 3 // io.netty.handler.codec.http.FullHttpResponse response
         4: .line 179
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.channel:()Lio/netty/channel/Channel;
            aload 3 /* response */
            invokeinterface io.netty.channel.Channel.writeAndFlush:(Ljava/lang/Object;)Lio/netty/channel/ChannelFuture;
            getstatic io.netty.channel.ChannelFutureListener.CLOSE:Lio/netty/channel/ChannelFutureListener;
            invokeinterface io.netty.channel.ChannelFuture.addListener:(Lio/netty/util/concurrent/GenericFutureListener;)Lio/netty/channel/ChannelFuture;
            pop
        end local 3 // io.netty.handler.codec.http.FullHttpResponse response
         5: .line 180
            goto 8
         6: .line 181
      StackMap locals:
      StackMap stack:
            aload 1 /* ctx */
            aload 2 /* cause */
            invokeinterface io.netty.channel.ChannelHandlerContext.fireExceptionCaught:(Ljava/lang/Throwable;)Lio/netty/channel/ChannelHandlerContext;
            pop
         7: .line 182
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.close:()Lio/netty/channel/ChannelFuture;
            pop
         8: .line 184
      StackMap locals:
      StackMap stack:
            return
        end local 2 // java.lang.Throwable cause
        end local 1 // io.netty.channel.ChannelHandlerContext ctx
        end local 0 // io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    9     0      this  Lio/netty/handler/codec/http/websocketx/WebSocketServerProtocolHandler;
            0    9     1       ctx  Lio/netty/channel/ChannelHandlerContext;
            0    9     2     cause  Ljava/lang/Throwable;
            4    5     3  response  Lio/netty/handler/codec/http/FullHttpResponse;
    Exceptions:
      throws java.lang.Exception
    MethodParameters:
       Name  Flags
      ctx    
      cause  

  static io.netty.handler.codec.http.websocketx.WebSocketServerHandshaker getHandshaker(io.netty.channel.Channel);
    descriptor: (Lio/netty/channel/Channel;)Lio/netty/handler/codec/http/websocketx/WebSocketServerHandshaker;
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.channel.Channel channel
         0: .line 187
            aload 0 /* channel */
            getstatic io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.HANDSHAKER_ATTR_KEY:Lio/netty/util/AttributeKey;
            invokeinterface io.netty.channel.Channel.attr:(Lio/netty/util/AttributeKey;)Lio/netty/util/Attribute;
            invokeinterface io.netty.util.Attribute.get:()Ljava/lang/Object;
            checkcast io.netty.handler.codec.http.websocketx.WebSocketServerHandshaker
            areturn
        end local 0 // io.netty.channel.Channel channel
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0  channel  Lio/netty/channel/Channel;
    MethodParameters:
         Name  Flags
      channel  

  static void setHandshaker(io.netty.channel.Channel, io.netty.handler.codec.http.websocketx.WebSocketServerHandshaker);
    descriptor: (Lio/netty/channel/Channel;Lio/netty/handler/codec/http/websocketx/WebSocketServerHandshaker;)V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.channel.Channel channel
        start local 1 // io.netty.handler.codec.http.websocketx.WebSocketServerHandshaker handshaker
         0: .line 191
            aload 0 /* channel */
            getstatic io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler.HANDSHAKER_ATTR_KEY:Lio/netty/util/AttributeKey;
            invokeinterface io.netty.channel.Channel.attr:(Lio/netty/util/AttributeKey;)Lio/netty/util/Attribute;
            aload 1 /* handshaker */
            invokeinterface io.netty.util.Attribute.set:(Ljava/lang/Object;)V
         1: .line 192
            return
        end local 1 // io.netty.handler.codec.http.websocketx.WebSocketServerHandshaker handshaker
        end local 0 // io.netty.channel.Channel channel
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    2     0     channel  Lio/netty/channel/Channel;
            0    2     1  handshaker  Lio/netty/handler/codec/http/websocketx/WebSocketServerHandshaker;
    MethodParameters:
            Name  Flags
      channel     
      handshaker  

  static io.netty.channel.ChannelHandler forbiddenHttpRequestResponder();
    descriptor: ()Lio/netty/channel/ChannelHandler;
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 195
            new io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler$1
            dup
            invokespecial io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler$1.<init>:()V
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
SourceFile: "WebSocketServerProtocolHandler.java"
NestMembers:
  io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler$1  io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler$HandshakeComplete  io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler$ServerHandshakeStateEvent
InnerClasses:
  io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler$1
  public final HandshakeComplete = io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler$HandshakeComplete of io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler
  public final ServerHandshakeStateEvent = io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler$ServerHandshakeStateEvent of io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler