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.WebSocket13FrameDecoder extends io.netty.handler.codec.http.websocketx.WebSocket08FrameDecoder
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: io.netty.handler.codec.http.websocketx.WebSocket13FrameDecoder
  super_class: io.netty.handler.codec.http.websocketx.WebSocket08FrameDecoder
{
  public void <init>(boolean, boolean, int);
    descriptor: (ZZI)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=4, args_size=4
        start local 0 // io.netty.handler.codec.http.websocketx.WebSocket13FrameDecoder this
        start local 1 // boolean expectMaskedFrames
        start local 2 // boolean allowExtensions
        start local 3 // int maxFramePayloadLength
         0: .line 74
            aload 0 /* this */
            iload 1 /* expectMaskedFrames */
            iload 2 /* allowExtensions */
            iload 3 /* maxFramePayloadLength */
            iconst_0
            invokespecial io.netty.handler.codec.http.websocketx.WebSocket13FrameDecoder.<init>:(ZZIZ)V
         1: .line 75
            return
        end local 3 // int maxFramePayloadLength
        end local 2 // boolean allowExtensions
        end local 1 // boolean expectMaskedFrames
        end local 0 // io.netty.handler.codec.http.websocketx.WebSocket13FrameDecoder this
      LocalVariableTable:
        Start  End  Slot                   Name  Signature
            0    2     0                   this  Lio/netty/handler/codec/http/websocketx/WebSocket13FrameDecoder;
            0    2     1     expectMaskedFrames  Z
            0    2     2        allowExtensions  Z
            0    2     3  maxFramePayloadLength  I
    MethodParameters:
                       Name  Flags
      expectMaskedFrames     
      allowExtensions        
      maxFramePayloadLength  

  public void <init>(boolean, boolean, int, boolean);
    descriptor: (ZZIZ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=5
        start local 0 // io.netty.handler.codec.http.websocketx.WebSocket13FrameDecoder this
        start local 1 // boolean expectMaskedFrames
        start local 2 // boolean allowExtensions
        start local 3 // int maxFramePayloadLength
        start local 4 // boolean allowMaskMismatch
         0: .line 94
            aload 0 /* this */
            iload 1 /* expectMaskedFrames */
            iload 2 /* allowExtensions */
            iload 3 /* maxFramePayloadLength */
            iload 4 /* allowMaskMismatch */
            invokespecial io.netty.handler.codec.http.websocketx.WebSocket08FrameDecoder.<init>:(ZZIZ)V
         1: .line 95
            return
        end local 4 // boolean allowMaskMismatch
        end local 3 // int maxFramePayloadLength
        end local 2 // boolean allowExtensions
        end local 1 // boolean expectMaskedFrames
        end local 0 // io.netty.handler.codec.http.websocketx.WebSocket13FrameDecoder this
      LocalVariableTable:
        Start  End  Slot                   Name  Signature
            0    2     0                   this  Lio/netty/handler/codec/http/websocketx/WebSocket13FrameDecoder;
            0    2     1     expectMaskedFrames  Z
            0    2     2        allowExtensions  Z
            0    2     3  maxFramePayloadLength  I
            0    2     4      allowMaskMismatch  Z
    MethodParameters:
                       Name  Flags
      expectMaskedFrames     
      allowExtensions        
      maxFramePayloadLength  
      allowMaskMismatch      
}
SourceFile: "WebSocket13FrameDecoder.java"