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 final class io.netty.handler.codec.http.HttpClientCodec extends io.netty.channel.CombinedChannelDuplexHandler<io.netty.handler.codec.http.HttpResponseDecoder, io.netty.handler.codec.http.HttpRequestEncoder> implements io.netty.handler.codec.http.HttpClientUpgradeHandler$SourceCodec
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: io.netty.handler.codec.http.HttpClientCodec
  super_class: io.netty.channel.CombinedChannelDuplexHandler
{
  private final java.util.Queue<io.netty.handler.codec.http.HttpMethod> queue;
    descriptor: Ljava/util/Queue;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/Queue<Lio/netty/handler/codec/http/HttpMethod;>;

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

  private boolean done;
    descriptor: Z
    flags: (0x0002) ACC_PRIVATE

  private final java.util.concurrent.atomic.AtomicLong requestResponseCounter;
    descriptor: Ljava/util/concurrent/atomic/AtomicLong;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

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

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.http.HttpClientCodec this
         0: .line 64
            aload 0 /* this */
            sipush 4096
            sipush 8192
            sipush 8192
            iconst_0
            invokespecial io.netty.handler.codec.http.HttpClientCodec.<init>:(IIIZ)V
         1: .line 65
            return
        end local 0 // io.netty.handler.codec.http.HttpClientCodec this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lio/netty/handler/codec/http/HttpClientCodec;

  public void <init>(int, int, int);
    descriptor: (III)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=4, args_size=4
        start local 0 // io.netty.handler.codec.http.HttpClientCodec this
        start local 1 // int maxInitialLineLength
        start local 2 // int maxHeaderSize
        start local 3 // int maxChunkSize
         0: .line 71
            aload 0 /* this */
            iload 1 /* maxInitialLineLength */
            iload 2 /* maxHeaderSize */
            iload 3 /* maxChunkSize */
            iconst_0
            invokespecial io.netty.handler.codec.http.HttpClientCodec.<init>:(IIIZ)V
         1: .line 72
            return
        end local 3 // int maxChunkSize
        end local 2 // int maxHeaderSize
        end local 1 // int maxInitialLineLength
        end local 0 // io.netty.handler.codec.http.HttpClientCodec this
      LocalVariableTable:
        Start  End  Slot                  Name  Signature
            0    2     0                  this  Lio/netty/handler/codec/http/HttpClientCodec;
            0    2     1  maxInitialLineLength  I
            0    2     2         maxHeaderSize  I
            0    2     3          maxChunkSize  I
    MethodParameters:
                      Name  Flags
      maxInitialLineLength  
      maxHeaderSize         
      maxChunkSize          

  public void <init>(int, int, int, boolean);
    descriptor: (IIIZ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=5, args_size=5
        start local 0 // io.netty.handler.codec.http.HttpClientCodec this
        start local 1 // int maxInitialLineLength
        start local 2 // int maxHeaderSize
        start local 3 // int maxChunkSize
        start local 4 // boolean failOnMissingResponse
         0: .line 79
            aload 0 /* this */
            iload 1 /* maxInitialLineLength */
            iload 2 /* maxHeaderSize */
            iload 3 /* maxChunkSize */
            iload 4 /* failOnMissingResponse */
            iconst_1
            invokespecial io.netty.handler.codec.http.HttpClientCodec.<init>:(IIIZZ)V
         1: .line 80
            return
        end local 4 // boolean failOnMissingResponse
        end local 3 // int maxChunkSize
        end local 2 // int maxHeaderSize
        end local 1 // int maxInitialLineLength
        end local 0 // io.netty.handler.codec.http.HttpClientCodec this
      LocalVariableTable:
        Start  End  Slot                   Name  Signature
            0    2     0                   this  Lio/netty/handler/codec/http/HttpClientCodec;
            0    2     1   maxInitialLineLength  I
            0    2     2          maxHeaderSize  I
            0    2     3           maxChunkSize  I
            0    2     4  failOnMissingResponse  Z
    MethodParameters:
                       Name  Flags
      maxInitialLineLength   
      maxHeaderSize          
      maxChunkSize           
      failOnMissingResponse  

  public void <init>(int, int, int, boolean, boolean);
    descriptor: (IIIZZ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=7, locals=6, args_size=6
        start local 0 // io.netty.handler.codec.http.HttpClientCodec this
        start local 1 // int maxInitialLineLength
        start local 2 // int maxHeaderSize
        start local 3 // int maxChunkSize
        start local 4 // boolean failOnMissingResponse
        start local 5 // boolean validateHeaders
         0: .line 88
            aload 0 /* this */
            iload 1 /* maxInitialLineLength */
            iload 2 /* maxHeaderSize */
            iload 3 /* maxChunkSize */
            iload 4 /* failOnMissingResponse */
            iload 5 /* validateHeaders */
            iconst_0
            invokespecial io.netty.handler.codec.http.HttpClientCodec.<init>:(IIIZZZ)V
         1: .line 89
            return
        end local 5 // boolean validateHeaders
        end local 4 // boolean failOnMissingResponse
        end local 3 // int maxChunkSize
        end local 2 // int maxHeaderSize
        end local 1 // int maxInitialLineLength
        end local 0 // io.netty.handler.codec.http.HttpClientCodec this
      LocalVariableTable:
        Start  End  Slot                   Name  Signature
            0    2     0                   this  Lio/netty/handler/codec/http/HttpClientCodec;
            0    2     1   maxInitialLineLength  I
            0    2     2          maxHeaderSize  I
            0    2     3           maxChunkSize  I
            0    2     4  failOnMissingResponse  Z
            0    2     5        validateHeaders  Z
    MethodParameters:
                       Name  Flags
      maxInitialLineLength   
      maxHeaderSize          
      maxChunkSize           
      failOnMissingResponse  
      validateHeaders        

  public void <init>(int, int, int, boolean, boolean, boolean);
    descriptor: (IIIZZZ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=8, locals=7, args_size=7
        start local 0 // io.netty.handler.codec.http.HttpClientCodec this
        start local 1 // int maxInitialLineLength
        start local 2 // int maxHeaderSize
        start local 3 // int maxChunkSize
        start local 4 // boolean failOnMissingResponse
        start local 5 // boolean validateHeaders
        start local 6 // boolean parseHttpAfterConnectRequest
         0: .line 94
            aload 0 /* this */
            invokespecial io.netty.channel.CombinedChannelDuplexHandler.<init>:()V
         1: .line 49
            aload 0 /* this */
            new java.util.ArrayDeque
            dup
            invokespecial java.util.ArrayDeque.<init>:()V
            putfield io.netty.handler.codec.http.HttpClientCodec.queue:Ljava/util/Queue;
         2: .line 55
            aload 0 /* this */
            new java.util.concurrent.atomic.AtomicLong
            dup
            invokespecial java.util.concurrent.atomic.AtomicLong.<init>:()V
            putfield io.netty.handler.codec.http.HttpClientCodec.requestResponseCounter:Ljava/util/concurrent/atomic/AtomicLong;
         3: .line 97
            aload 0 /* this */
            new io.netty.handler.codec.http.HttpClientCodec$Decoder
            dup
            aload 0 /* this */
            iload 1 /* maxInitialLineLength */
            iload 2 /* maxHeaderSize */
            iload 3 /* maxChunkSize */
            iload 5 /* validateHeaders */
            invokespecial io.netty.handler.codec.http.HttpClientCodec$Decoder.<init>:(Lio/netty/handler/codec/http/HttpClientCodec;IIIZ)V
            new io.netty.handler.codec.http.HttpClientCodec$Encoder
            dup
            aload 0 /* this */
            invokespecial io.netty.handler.codec.http.HttpClientCodec$Encoder.<init>:(Lio/netty/handler/codec/http/HttpClientCodec;)V
            invokevirtual io.netty.handler.codec.http.HttpClientCodec.init:(Lio/netty/channel/ChannelInboundHandler;Lio/netty/channel/ChannelOutboundHandler;)V
         4: .line 98
            aload 0 /* this */
            iload 4 /* failOnMissingResponse */
            putfield io.netty.handler.codec.http.HttpClientCodec.failOnMissingResponse:Z
         5: .line 99
            aload 0 /* this */
            iload 6 /* parseHttpAfterConnectRequest */
            putfield io.netty.handler.codec.http.HttpClientCodec.parseHttpAfterConnectRequest:Z
         6: .line 100
            return
        end local 6 // boolean parseHttpAfterConnectRequest
        end local 5 // boolean validateHeaders
        end local 4 // boolean failOnMissingResponse
        end local 3 // int maxChunkSize
        end local 2 // int maxHeaderSize
        end local 1 // int maxInitialLineLength
        end local 0 // io.netty.handler.codec.http.HttpClientCodec this
      LocalVariableTable:
        Start  End  Slot                          Name  Signature
            0    7     0                          this  Lio/netty/handler/codec/http/HttpClientCodec;
            0    7     1          maxInitialLineLength  I
            0    7     2                 maxHeaderSize  I
            0    7     3                  maxChunkSize  I
            0    7     4         failOnMissingResponse  Z
            0    7     5               validateHeaders  Z
            0    7     6  parseHttpAfterConnectRequest  Z
    MethodParameters:
                              Name  Flags
      maxInitialLineLength          
      maxHeaderSize                 
      maxChunkSize                  
      failOnMissingResponse         
      validateHeaders               
      parseHttpAfterConnectRequest  

  public void <init>(int, int, int, boolean, boolean, int);
    descriptor: (IIIZZI)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=8, locals=7, args_size=7
        start local 0 // io.netty.handler.codec.http.HttpClientCodec this
        start local 1 // int maxInitialLineLength
        start local 2 // int maxHeaderSize
        start local 3 // int maxChunkSize
        start local 4 // boolean failOnMissingResponse
        start local 5 // boolean validateHeaders
        start local 6 // int initialBufferSize
         0: .line 108
            aload 0 /* this */
            iload 1 /* maxInitialLineLength */
            iload 2 /* maxHeaderSize */
            iload 3 /* maxChunkSize */
            iload 4 /* failOnMissingResponse */
            iload 5 /* validateHeaders */
         1: .line 109
            iload 6 /* initialBufferSize */
            iconst_0
            invokespecial io.netty.handler.codec.http.HttpClientCodec.<init>:(IIIZZIZ)V
         2: .line 110
            return
        end local 6 // int initialBufferSize
        end local 5 // boolean validateHeaders
        end local 4 // boolean failOnMissingResponse
        end local 3 // int maxChunkSize
        end local 2 // int maxHeaderSize
        end local 1 // int maxInitialLineLength
        end local 0 // io.netty.handler.codec.http.HttpClientCodec this
      LocalVariableTable:
        Start  End  Slot                   Name  Signature
            0    3     0                   this  Lio/netty/handler/codec/http/HttpClientCodec;
            0    3     1   maxInitialLineLength  I
            0    3     2          maxHeaderSize  I
            0    3     3           maxChunkSize  I
            0    3     4  failOnMissingResponse  Z
            0    3     5        validateHeaders  Z
            0    3     6      initialBufferSize  I
    MethodParameters:
                       Name  Flags
      maxInitialLineLength   
      maxHeaderSize          
      maxChunkSize           
      failOnMissingResponse  
      validateHeaders        
      initialBufferSize      

  public void <init>(int, int, int, boolean, boolean, int, boolean);
    descriptor: (IIIZZIZ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=9, locals=8, args_size=8
        start local 0 // io.netty.handler.codec.http.HttpClientCodec this
        start local 1 // int maxInitialLineLength
        start local 2 // int maxHeaderSize
        start local 3 // int maxChunkSize
        start local 4 // boolean failOnMissingResponse
        start local 5 // boolean validateHeaders
        start local 6 // int initialBufferSize
        start local 7 // boolean parseHttpAfterConnectRequest
         0: .line 115
            aload 0 /* this */
            invokespecial io.netty.channel.CombinedChannelDuplexHandler.<init>:()V
         1: .line 49
            aload 0 /* this */
            new java.util.ArrayDeque
            dup
            invokespecial java.util.ArrayDeque.<init>:()V
            putfield io.netty.handler.codec.http.HttpClientCodec.queue:Ljava/util/Queue;
         2: .line 55
            aload 0 /* this */
            new java.util.concurrent.atomic.AtomicLong
            dup
            invokespecial java.util.concurrent.atomic.AtomicLong.<init>:()V
            putfield io.netty.handler.codec.http.HttpClientCodec.requestResponseCounter:Ljava/util/concurrent/atomic/AtomicLong;
         3: .line 118
            aload 0 /* this */
            new io.netty.handler.codec.http.HttpClientCodec$Decoder
            dup
            aload 0 /* this */
            iload 1 /* maxInitialLineLength */
            iload 2 /* maxHeaderSize */
            iload 3 /* maxChunkSize */
            iload 5 /* validateHeaders */
            iload 6 /* initialBufferSize */
            invokespecial io.netty.handler.codec.http.HttpClientCodec$Decoder.<init>:(Lio/netty/handler/codec/http/HttpClientCodec;IIIZI)V
         4: .line 119
            new io.netty.handler.codec.http.HttpClientCodec$Encoder
            dup
            aload 0 /* this */
            invokespecial io.netty.handler.codec.http.HttpClientCodec$Encoder.<init>:(Lio/netty/handler/codec/http/HttpClientCodec;)V
         5: .line 118
            invokevirtual io.netty.handler.codec.http.HttpClientCodec.init:(Lio/netty/channel/ChannelInboundHandler;Lio/netty/channel/ChannelOutboundHandler;)V
         6: .line 120
            aload 0 /* this */
            iload 7 /* parseHttpAfterConnectRequest */
            putfield io.netty.handler.codec.http.HttpClientCodec.parseHttpAfterConnectRequest:Z
         7: .line 121
            aload 0 /* this */
            iload 4 /* failOnMissingResponse */
            putfield io.netty.handler.codec.http.HttpClientCodec.failOnMissingResponse:Z
         8: .line 122
            return
        end local 7 // boolean parseHttpAfterConnectRequest
        end local 6 // int initialBufferSize
        end local 5 // boolean validateHeaders
        end local 4 // boolean failOnMissingResponse
        end local 3 // int maxChunkSize
        end local 2 // int maxHeaderSize
        end local 1 // int maxInitialLineLength
        end local 0 // io.netty.handler.codec.http.HttpClientCodec this
      LocalVariableTable:
        Start  End  Slot                          Name  Signature
            0    9     0                          this  Lio/netty/handler/codec/http/HttpClientCodec;
            0    9     1          maxInitialLineLength  I
            0    9     2                 maxHeaderSize  I
            0    9     3                  maxChunkSize  I
            0    9     4         failOnMissingResponse  Z
            0    9     5               validateHeaders  Z
            0    9     6             initialBufferSize  I
            0    9     7  parseHttpAfterConnectRequest  Z
    MethodParameters:
                              Name  Flags
      maxInitialLineLength          
      maxHeaderSize                 
      maxChunkSize                  
      failOnMissingResponse         
      validateHeaders               
      initialBufferSize             
      parseHttpAfterConnectRequest  

  public void prepareUpgradeFrom(io.netty.channel.ChannelHandlerContext);
    descriptor: (Lio/netty/channel/ChannelHandlerContext;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.handler.codec.http.HttpClientCodec this
        start local 1 // io.netty.channel.ChannelHandlerContext ctx
         0: .line 129
            aload 0 /* this */
            invokevirtual io.netty.handler.codec.http.HttpClientCodec.outboundHandler:()Lio/netty/channel/ChannelOutboundHandler;
            checkcast io.netty.handler.codec.http.HttpClientCodec$Encoder
            iconst_1
            putfield io.netty.handler.codec.http.HttpClientCodec$Encoder.upgraded:Z
         1: .line 130
            return
        end local 1 // io.netty.channel.ChannelHandlerContext ctx
        end local 0 // io.netty.handler.codec.http.HttpClientCodec this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lio/netty/handler/codec/http/HttpClientCodec;
            0    2     1   ctx  Lio/netty/channel/ChannelHandlerContext;
    MethodParameters:
      Name  Flags
      ctx   

  public void upgradeFrom(io.netty.channel.ChannelHandlerContext);
    descriptor: (Lio/netty/channel/ChannelHandlerContext;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // io.netty.handler.codec.http.HttpClientCodec this
        start local 1 // io.netty.channel.ChannelHandlerContext ctx
         0: .line 138
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.pipeline:()Lio/netty/channel/ChannelPipeline;
            astore 2 /* p */
        start local 2 // io.netty.channel.ChannelPipeline p
         1: .line 139
            aload 2 /* p */
            aload 0 /* this */
            invokeinterface io.netty.channel.ChannelPipeline.remove:(Lio/netty/channel/ChannelHandler;)Lio/netty/channel/ChannelPipeline;
            pop
         2: .line 140
            return
        end local 2 // io.netty.channel.ChannelPipeline p
        end local 1 // io.netty.channel.ChannelHandlerContext ctx
        end local 0 // io.netty.handler.codec.http.HttpClientCodec this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lio/netty/handler/codec/http/HttpClientCodec;
            0    3     1   ctx  Lio/netty/channel/ChannelHandlerContext;
            1    3     2     p  Lio/netty/channel/ChannelPipeline;
    MethodParameters:
      Name  Flags
      ctx   

  public void setSingleDecode(boolean);
    descriptor: (Z)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.handler.codec.http.HttpClientCodec this
        start local 1 // boolean singleDecode
         0: .line 143
            aload 0 /* this */
            invokevirtual io.netty.handler.codec.http.HttpClientCodec.inboundHandler:()Lio/netty/channel/ChannelInboundHandler;
            checkcast io.netty.handler.codec.http.HttpResponseDecoder
            iload 1 /* singleDecode */
            invokevirtual io.netty.handler.codec.http.HttpResponseDecoder.setSingleDecode:(Z)V
         1: .line 144
            return
        end local 1 // boolean singleDecode
        end local 0 // io.netty.handler.codec.http.HttpClientCodec this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    2     0          this  Lio/netty/handler/codec/http/HttpClientCodec;
            0    2     1  singleDecode  Z
    MethodParameters:
              Name  Flags
      singleDecode  

  public boolean isSingleDecode();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.http.HttpClientCodec this
         0: .line 147
            aload 0 /* this */
            invokevirtual io.netty.handler.codec.http.HttpClientCodec.inboundHandler:()Lio/netty/channel/ChannelInboundHandler;
            checkcast io.netty.handler.codec.http.HttpResponseDecoder
            invokevirtual io.netty.handler.codec.http.HttpResponseDecoder.isSingleDecode:()Z
            ireturn
        end local 0 // io.netty.handler.codec.http.HttpClientCodec this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/http/HttpClientCodec;
}
Signature: Lio/netty/channel/CombinedChannelDuplexHandler<Lio/netty/handler/codec/http/HttpResponseDecoder;Lio/netty/handler/codec/http/HttpRequestEncoder;>;Lio/netty/handler/codec/http/HttpClientUpgradeHandler$SourceCodec;
SourceFile: "HttpClientCodec.java"
NestMembers:
  io.netty.handler.codec.http.HttpClientCodec$Decoder  io.netty.handler.codec.http.HttpClientCodec$Encoder
InnerClasses:
  private final Decoder = io.netty.handler.codec.http.HttpClientCodec$Decoder of io.netty.handler.codec.http.HttpClientCodec
  private final Encoder = io.netty.handler.codec.http.HttpClientCodec$Encoder of io.netty.handler.codec.http.HttpClientCodec
  public abstract SourceCodec = io.netty.handler.codec.http.HttpClientUpgradeHandler$SourceCodec of io.netty.handler.codec.http.HttpClientUpgradeHandler