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.compression.JZlibEncoder extends io.netty.handler.codec.compression.ZlibEncoder
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: io.netty.handler.codec.compression.JZlibEncoder
  super_class: io.netty.handler.codec.compression.ZlibEncoder
{
  private final int wrapperOverhead;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final com.jcraft.jzlib.Deflater z;
    descriptor: Lcom/jcraft/jzlib/Deflater;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private volatile boolean finished;
    descriptor: Z
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE

  private volatile io.netty.channel.ChannelHandlerContext ctx;
    descriptor: Lio/netty/channel/ChannelHandlerContext;
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
         0: .line 50
            aload 0 /* this */
            bipush 6
            invokespecial io.netty.handler.codec.compression.JZlibEncoder.<init>:(I)V
         1: .line 51
            return
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lio/netty/handler/codec/compression/JZlibEncoder;

  public void <init>(int);
    descriptor: (I)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
        start local 1 // int compressionLevel
         0: .line 66
            aload 0 /* this */
            getstatic io.netty.handler.codec.compression.ZlibWrapper.ZLIB:Lio/netty/handler/codec/compression/ZlibWrapper;
            iload 1 /* compressionLevel */
            invokespecial io.netty.handler.codec.compression.JZlibEncoder.<init>:(Lio/netty/handler/codec/compression/ZlibWrapper;I)V
         1: .line 67
            return
        end local 1 // int compressionLevel
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0    2     0              this  Lio/netty/handler/codec/compression/JZlibEncoder;
            0    2     1  compressionLevel  I
    MethodParameters:
                  Name  Flags
      compressionLevel  

  public void <init>(io.netty.handler.codec.compression.ZlibWrapper);
    descriptor: (Lio/netty/handler/codec/compression/ZlibWrapper;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
        start local 1 // io.netty.handler.codec.compression.ZlibWrapper wrapper
         0: .line 77
            aload 0 /* this */
            aload 1 /* wrapper */
            bipush 6
            invokespecial io.netty.handler.codec.compression.JZlibEncoder.<init>:(Lio/netty/handler/codec/compression/ZlibWrapper;I)V
         1: .line 78
            return
        end local 1 // io.netty.handler.codec.compression.ZlibWrapper wrapper
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    2     0     this  Lio/netty/handler/codec/compression/JZlibEncoder;
            0    2     1  wrapper  Lio/netty/handler/codec/compression/ZlibWrapper;
    MethodParameters:
         Name  Flags
      wrapper  

  public void <init>(io.netty.handler.codec.compression.ZlibWrapper, int);
    descriptor: (Lio/netty/handler/codec/compression/ZlibWrapper;I)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=3, args_size=3
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
        start local 1 // io.netty.handler.codec.compression.ZlibWrapper wrapper
        start local 2 // int compressionLevel
         0: .line 93
            aload 0 /* this */
            aload 1 /* wrapper */
            iload 2 /* compressionLevel */
            bipush 15
            bipush 8
            invokespecial io.netty.handler.codec.compression.JZlibEncoder.<init>:(Lio/netty/handler/codec/compression/ZlibWrapper;III)V
         1: .line 94
            return
        end local 2 // int compressionLevel
        end local 1 // io.netty.handler.codec.compression.ZlibWrapper wrapper
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0    2     0              this  Lio/netty/handler/codec/compression/JZlibEncoder;
            0    2     1           wrapper  Lio/netty/handler/codec/compression/ZlibWrapper;
            0    2     2  compressionLevel  I
    MethodParameters:
                  Name  Flags
      wrapper           
      compressionLevel  

  public void <init>(io.netty.handler.codec.compression.ZlibWrapper, int, int, int);
    descriptor: (Lio/netty/handler/codec/compression/ZlibWrapper;III)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=6, args_size=5
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
        start local 1 // io.netty.handler.codec.compression.ZlibWrapper wrapper
        start local 2 // int compressionLevel
        start local 3 // int windowBits
        start local 4 // int memLevel
         0: .line 118
            aload 0 /* this */
            invokespecial io.netty.handler.codec.compression.ZlibEncoder.<init>:()V
         1: .line 38
            aload 0 /* this */
            new com.jcraft.jzlib.Deflater
            dup
            invokespecial com.jcraft.jzlib.Deflater.<init>:()V
            putfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
         2: .line 120
            iload 2 /* compressionLevel */
            iflt 3
            iload 2 /* compressionLevel */
            bipush 9
            if_icmple 8
         3: .line 121
      StackMap locals: io.netty.handler.codec.compression.JZlibEncoder io.netty.handler.codec.compression.ZlibWrapper int int int
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
         4: .line 122
            new java.lang.StringBuilder
            dup
            ldc "compressionLevel: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 2 /* compressionLevel */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
         5: .line 123
            ldc " (expected: 0-9)"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
         6: .line 122
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         7: .line 121
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         8: .line 125
      StackMap locals:
      StackMap stack:
            iload 3 /* windowBits */
            bipush 9
            if_icmplt 9
            iload 3 /* windowBits */
            bipush 15
            if_icmple 12
         9: .line 126
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
        10: .line 127
            new java.lang.StringBuilder
            dup
            ldc "windowBits: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 3 /* windowBits */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc " (expected: 9-15)"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
        11: .line 126
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        12: .line 129
      StackMap locals:
      StackMap stack:
            iload 4 /* memLevel */
            iconst_1
            if_icmplt 13
            iload 4 /* memLevel */
            bipush 9
            if_icmple 16
        13: .line 130
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
        14: .line 131
            new java.lang.StringBuilder
            dup
            ldc "memLevel: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 4 /* memLevel */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc " (expected: 1-9)"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
        15: .line 130
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        16: .line 133
      StackMap locals:
      StackMap stack:
            aload 1 /* wrapper */
            ifnonnull 18
        17: .line 134
            new java.lang.NullPointerException
            dup
            ldc "wrapper"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
        18: .line 136
      StackMap locals:
      StackMap stack:
            aload 1 /* wrapper */
            getstatic io.netty.handler.codec.compression.ZlibWrapper.ZLIB_OR_NONE:Lio/netty/handler/codec/compression/ZlibWrapper;
            if_acmpne 24
        19: .line 137
            new java.lang.IllegalArgumentException
            dup
        20: .line 138
            new java.lang.StringBuilder
            dup
            ldc "wrapper '"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            getstatic io.netty.handler.codec.compression.ZlibWrapper.ZLIB_OR_NONE:Lio/netty/handler/codec/compression/ZlibWrapper;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            ldc "' is not "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
        21: .line 139
            ldc "allowed for compression."
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
        22: .line 138
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
        23: .line 137
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        24: .line 142
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
        25: .line 143
            iload 2 /* compressionLevel */
            iload 3 /* windowBits */
            iload 4 /* memLevel */
        26: .line 144
            aload 1 /* wrapper */
            invokestatic io.netty.handler.codec.compression.ZlibUtil.convertWrapperType:(Lio/netty/handler/codec/compression/ZlibWrapper;)Lcom/jcraft/jzlib/JZlib$WrapperType;
        27: .line 142
            invokevirtual com.jcraft.jzlib.Deflater.init:(IIILcom/jcraft/jzlib/JZlib$WrapperType;)I
            istore 5 /* resultCode */
        start local 5 // int resultCode
        28: .line 145
            iload 5 /* resultCode */
            ifeq 30
        29: .line 146
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            ldc "initialization failure"
            iload 5 /* resultCode */
            invokestatic io.netty.handler.codec.compression.ZlibUtil.fail:(Lcom/jcraft/jzlib/Deflater;Ljava/lang/String;I)V
        30: .line 149
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            aload 1 /* wrapper */
            invokestatic io.netty.handler.codec.compression.ZlibUtil.wrapperOverhead:(Lio/netty/handler/codec/compression/ZlibWrapper;)I
            putfield io.netty.handler.codec.compression.JZlibEncoder.wrapperOverhead:I
        31: .line 150
            return
        end local 5 // int resultCode
        end local 4 // int memLevel
        end local 3 // int windowBits
        end local 2 // int compressionLevel
        end local 1 // io.netty.handler.codec.compression.ZlibWrapper wrapper
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0   32     0              this  Lio/netty/handler/codec/compression/JZlibEncoder;
            0   32     1           wrapper  Lio/netty/handler/codec/compression/ZlibWrapper;
            0   32     2  compressionLevel  I
            0   32     3        windowBits  I
            0   32     4          memLevel  I
           28   32     5        resultCode  I
    MethodParameters:
                  Name  Flags
      wrapper           
      compressionLevel  
      windowBits        
      memLevel          

  public void <init>(byte[]);
    descriptor: ([B)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
        start local 1 // byte[] dictionary
         0: .line 164
            aload 0 /* this */
            bipush 6
            aload 1 /* dictionary */
            invokespecial io.netty.handler.codec.compression.JZlibEncoder.<init>:(I[B)V
         1: .line 165
            return
        end local 1 // byte[] dictionary
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    2     0        this  Lio/netty/handler/codec/compression/JZlibEncoder;
            0    2     1  dictionary  [B
    MethodParameters:
            Name  Flags
      dictionary  

  public void <init>(int, byte[]);
    descriptor: (I[B)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=3, args_size=3
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
        start local 1 // int compressionLevel
        start local 2 // byte[] dictionary
         0: .line 183
            aload 0 /* this */
            iload 1 /* compressionLevel */
            bipush 15
            bipush 8
            aload 2 /* dictionary */
            invokespecial io.netty.handler.codec.compression.JZlibEncoder.<init>:(III[B)V
         1: .line 184
            return
        end local 2 // byte[] dictionary
        end local 1 // int compressionLevel
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0    2     0              this  Lio/netty/handler/codec/compression/JZlibEncoder;
            0    2     1  compressionLevel  I
            0    2     2        dictionary  [B
    MethodParameters:
                  Name  Flags
      compressionLevel  
      dictionary        

  public void <init>(int, int, int, byte[]);
    descriptor: (III[B)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=6, args_size=5
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
        start local 1 // int compressionLevel
        start local 2 // int windowBits
        start local 3 // int memLevel
        start local 4 // byte[] dictionary
         0: .line 211
            aload 0 /* this */
            invokespecial io.netty.handler.codec.compression.ZlibEncoder.<init>:()V
         1: .line 38
            aload 0 /* this */
            new com.jcraft.jzlib.Deflater
            dup
            invokespecial com.jcraft.jzlib.Deflater.<init>:()V
            putfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
         2: .line 212
            iload 1 /* compressionLevel */
            iflt 3
            iload 1 /* compressionLevel */
            bipush 9
            if_icmple 4
         3: .line 213
      StackMap locals: io.netty.handler.codec.compression.JZlibEncoder int int int byte[]
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "compressionLevel: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 1 /* compressionLevel */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc " (expected: 0-9)"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 215
      StackMap locals:
      StackMap stack:
            iload 2 /* windowBits */
            bipush 9
            if_icmplt 5
            iload 2 /* windowBits */
            bipush 15
            if_icmple 8
         5: .line 216
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
         6: .line 217
            new java.lang.StringBuilder
            dup
            ldc "windowBits: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 2 /* windowBits */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc " (expected: 9-15)"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         7: .line 216
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         8: .line 219
      StackMap locals:
      StackMap stack:
            iload 3 /* memLevel */
            iconst_1
            if_icmplt 9
            iload 3 /* memLevel */
            bipush 9
            if_icmple 12
         9: .line 220
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
        10: .line 221
            new java.lang.StringBuilder
            dup
            ldc "memLevel: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 3 /* memLevel */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc " (expected: 1-9)"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
        11: .line 220
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        12: .line 223
      StackMap locals:
      StackMap stack:
            aload 4 /* dictionary */
            ifnonnull 14
        13: .line 224
            new java.lang.NullPointerException
            dup
            ldc "dictionary"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
        14: .line 227
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
        15: .line 228
            iload 1 /* compressionLevel */
            iload 2 /* windowBits */
            iload 3 /* memLevel */
        16: .line 229
            getstatic com.jcraft.jzlib.JZlib.W_ZLIB:Lcom/jcraft/jzlib/JZlib$WrapperType;
        17: .line 227
            invokevirtual com.jcraft.jzlib.Deflater.deflateInit:(IIILcom/jcraft/jzlib/JZlib$WrapperType;)I
            istore 5 /* resultCode */
        start local 5 // int resultCode
        18: .line 230
            iload 5 /* resultCode */
            ifeq 21
        19: .line 231
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            ldc "initialization failure"
            iload 5 /* resultCode */
            invokestatic io.netty.handler.codec.compression.ZlibUtil.fail:(Lcom/jcraft/jzlib/Deflater;Ljava/lang/String;I)V
        20: .line 232
            goto 24
        21: .line 233
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aload 4 /* dictionary */
            aload 4 /* dictionary */
            arraylength
            invokevirtual com.jcraft.jzlib.Deflater.deflateSetDictionary:([BI)I
            istore 5 /* resultCode */
        22: .line 234
            iload 5 /* resultCode */
            ifeq 24
        23: .line 235
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            ldc "failed to set the dictionary"
            iload 5 /* resultCode */
            invokestatic io.netty.handler.codec.compression.ZlibUtil.fail:(Lcom/jcraft/jzlib/Deflater;Ljava/lang/String;I)V
        24: .line 239
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getstatic io.netty.handler.codec.compression.ZlibWrapper.ZLIB:Lio/netty/handler/codec/compression/ZlibWrapper;
            invokestatic io.netty.handler.codec.compression.ZlibUtil.wrapperOverhead:(Lio/netty/handler/codec/compression/ZlibWrapper;)I
            putfield io.netty.handler.codec.compression.JZlibEncoder.wrapperOverhead:I
        25: .line 240
            return
        end local 5 // int resultCode
        end local 4 // byte[] dictionary
        end local 3 // int memLevel
        end local 2 // int windowBits
        end local 1 // int compressionLevel
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0   26     0              this  Lio/netty/handler/codec/compression/JZlibEncoder;
            0   26     1  compressionLevel  I
            0   26     2        windowBits  I
            0   26     3          memLevel  I
            0   26     4        dictionary  [B
           18   26     5        resultCode  I
    MethodParameters:
                  Name  Flags
      compressionLevel  
      windowBits        
      memLevel          
      dictionary        

  public io.netty.channel.ChannelFuture close();
    descriptor: ()Lio/netty/channel/ChannelFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
         0: .line 244
            aload 0 /* this */
            aload 0 /* this */
            invokevirtual io.netty.handler.codec.compression.JZlibEncoder.ctx:()Lio/netty/channel/ChannelHandlerContext;
            invokeinterface io.netty.channel.ChannelHandlerContext.channel:()Lio/netty/channel/Channel;
            invokeinterface io.netty.channel.Channel.newPromise:()Lio/netty/channel/ChannelPromise;
            invokevirtual io.netty.handler.codec.compression.JZlibEncoder.close:(Lio/netty/channel/ChannelPromise;)Lio/netty/channel/ChannelFuture;
            areturn
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/compression/JZlibEncoder;

  public io.netty.channel.ChannelFuture close(io.netty.channel.ChannelPromise);
    descriptor: (Lio/netty/channel/ChannelPromise;)Lio/netty/channel/ChannelFuture;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=5, args_size=2
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
        start local 1 // io.netty.channel.ChannelPromise promise
         0: .line 249
            aload 0 /* this */
            invokevirtual io.netty.handler.codec.compression.JZlibEncoder.ctx:()Lio/netty/channel/ChannelHandlerContext;
            astore 2 /* ctx */
        start local 2 // io.netty.channel.ChannelHandlerContext ctx
         1: .line 250
            aload 2 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.executor:()Lio/netty/util/concurrent/EventExecutor;
            astore 3 /* executor */
        start local 3 // io.netty.util.concurrent.EventExecutor executor
         2: .line 251
            aload 3 /* executor */
            invokeinterface io.netty.util.concurrent.EventExecutor.inEventLoop:()Z
            ifeq 4
         3: .line 252
            aload 0 /* this */
            aload 2 /* ctx */
            aload 1 /* promise */
            invokevirtual io.netty.handler.codec.compression.JZlibEncoder.finishEncode:(Lio/netty/channel/ChannelHandlerContext;Lio/netty/channel/ChannelPromise;)Lio/netty/channel/ChannelFuture;
            areturn
         4: .line 254
      StackMap locals: io.netty.channel.ChannelHandlerContext io.netty.util.concurrent.EventExecutor
      StackMap stack:
            aload 2 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.newPromise:()Lio/netty/channel/ChannelPromise;
            astore 4 /* p */
        start local 4 // io.netty.channel.ChannelPromise p
         5: .line 255
            aload 3 /* executor */
            new io.netty.handler.codec.compression.JZlibEncoder$1
            dup
            aload 0 /* this */
            aload 4 /* p */
            aload 1 /* promise */
            invokespecial io.netty.handler.codec.compression.JZlibEncoder$1.<init>:(Lio/netty/handler/codec/compression/JZlibEncoder;Lio/netty/channel/ChannelPromise;Lio/netty/channel/ChannelPromise;)V
            invokeinterface io.netty.util.concurrent.EventExecutor.execute:(Ljava/lang/Runnable;)V
         6: .line 262
            aload 4 /* p */
            areturn
        end local 4 // io.netty.channel.ChannelPromise p
        end local 3 // io.netty.util.concurrent.EventExecutor executor
        end local 2 // io.netty.channel.ChannelHandlerContext ctx
        end local 1 // io.netty.channel.ChannelPromise promise
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    7     0      this  Lio/netty/handler/codec/compression/JZlibEncoder;
            0    7     1   promise  Lio/netty/channel/ChannelPromise;
            1    7     2       ctx  Lio/netty/channel/ChannelHandlerContext;
            2    7     3  executor  Lio/netty/util/concurrent/EventExecutor;
            5    7     4         p  Lio/netty/channel/ChannelPromise;
    MethodParameters:
         Name  Flags
      promise  final

  private io.netty.channel.ChannelHandlerContext ctx();
    descriptor: ()Lio/netty/channel/ChannelHandlerContext;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
         0: .line 267
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.ctx:Lio/netty/channel/ChannelHandlerContext;
            astore 1 /* ctx */
        start local 1 // io.netty.channel.ChannelHandlerContext ctx
         1: .line 268
            aload 1 /* ctx */
            ifnonnull 3
         2: .line 269
            new java.lang.IllegalStateException
            dup
            ldc "not added to a pipeline"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 271
      StackMap locals: io.netty.channel.ChannelHandlerContext
      StackMap stack:
            aload 1 /* ctx */
            areturn
        end local 1 // io.netty.channel.ChannelHandlerContext ctx
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lio/netty/handler/codec/compression/JZlibEncoder;
            1    4     1   ctx  Lio/netty/channel/ChannelHandlerContext;

  public boolean isClosed();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
         0: .line 276
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.finished:Z
            ireturn
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/compression/JZlibEncoder;

  protected void encode(io.netty.channel.ChannelHandlerContext, io.netty.buffer.ByteBuf, io.netty.buffer.ByteBuf);
    descriptor: (Lio/netty/channel/ChannelHandlerContext;Lio/netty/buffer/ByteBuf;Lio/netty/buffer/ByteBuf;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=4, locals=12, args_size=4
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
        start local 1 // io.netty.channel.ChannelHandlerContext ctx
        start local 2 // io.netty.buffer.ByteBuf in
        start local 3 // io.netty.buffer.ByteBuf out
         0: .line 281
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.finished:Z
            ifeq 3
         1: .line 282
            aload 3 /* out */
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.writeBytes:(Lio/netty/buffer/ByteBuf;)Lio/netty/buffer/ByteBuf;
            pop
         2: .line 283
            return
         3: .line 286
      StackMap locals:
      StackMap stack:
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.readableBytes:()I
            istore 4 /* inputLength */
        start local 4 // int inputLength
         4: .line 287
            iload 4 /* inputLength */
            ifne 6
         5: .line 288
            return
         6: .line 293
      StackMap locals: int
      StackMap stack:
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.hasArray:()Z
            istore 5 /* inHasArray */
        start local 5 // boolean inHasArray
         7: .line 294
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            iload 4 /* inputLength */
            putfield com.jcraft.jzlib.Deflater.avail_in:I
         8: .line 295
            iload 5 /* inHasArray */
            ifeq 12
         9: .line 296
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.array:()[B
            putfield com.jcraft.jzlib.Deflater.next_in:[B
        10: .line 297
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.arrayOffset:()I
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.readerIndex:()I
            iadd
            putfield com.jcraft.jzlib.Deflater.next_in_index:I
        11: .line 298
            goto 16
        12: .line 299
      StackMap locals: int
      StackMap stack:
            iload 4 /* inputLength */
            newarray 8
            astore 6 /* array */
        start local 6 // byte[] array
        13: .line 300
            aload 2 /* in */
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.readerIndex:()I
            aload 6 /* array */
            invokevirtual io.netty.buffer.ByteBuf.getBytes:(I[B)Lio/netty/buffer/ByteBuf;
            pop
        14: .line 301
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aload 6 /* array */
            putfield com.jcraft.jzlib.Deflater.next_in:[B
        15: .line 302
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            iconst_0
            putfield com.jcraft.jzlib.Deflater.next_in_index:I
        end local 6 // byte[] array
        16: .line 304
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            getfield com.jcraft.jzlib.Deflater.next_in_index:I
            istore 6 /* oldNextInIndex */
        start local 6 // int oldNextInIndex
        17: .line 307
            iload 4 /* inputLength */
            i2d
            ldc 1.001
            dmul
            invokestatic java.lang.Math.ceil:(D)D
            d2i
            bipush 12
            iadd
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.wrapperOverhead:I
            iadd
            istore 7 /* maxOutputLength */
        start local 7 // int maxOutputLength
        18: .line 308
            aload 3 /* out */
            iload 7 /* maxOutputLength */
            invokevirtual io.netty.buffer.ByteBuf.ensureWritable:(I)Lio/netty/buffer/ByteBuf;
            pop
        19: .line 309
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            iload 7 /* maxOutputLength */
            putfield com.jcraft.jzlib.Deflater.avail_out:I
        20: .line 310
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aload 3 /* out */
            invokevirtual io.netty.buffer.ByteBuf.array:()[B
            putfield com.jcraft.jzlib.Deflater.next_out:[B
        21: .line 311
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aload 3 /* out */
            invokevirtual io.netty.buffer.ByteBuf.arrayOffset:()I
            aload 3 /* out */
            invokevirtual io.netty.buffer.ByteBuf.writerIndex:()I
            iadd
            putfield com.jcraft.jzlib.Deflater.next_out_index:I
        22: .line 312
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            getfield com.jcraft.jzlib.Deflater.next_out_index:I
            istore 8 /* oldNextOutIndex */
        start local 8 // int oldNextOutIndex
        23: .line 317
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            iconst_2
            invokevirtual com.jcraft.jzlib.Deflater.deflate:(I)I
            istore 9 /* resultCode */
        start local 9 // int resultCode
        24: .line 318
            goto 28
        end local 9 // int resultCode
      StackMap locals: io.netty.handler.codec.compression.JZlibEncoder io.netty.channel.ChannelHandlerContext io.netty.buffer.ByteBuf io.netty.buffer.ByteBuf int int int int int
      StackMap stack: java.lang.Throwable
        25: astore 10
        26: .line 319
            aload 2 /* in */
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            getfield com.jcraft.jzlib.Deflater.next_in_index:I
            iload 6 /* oldNextInIndex */
            isub
            invokevirtual io.netty.buffer.ByteBuf.skipBytes:(I)Lio/netty/buffer/ByteBuf;
            pop
        27: .line 320
            aload 10
            athrow
        start local 9 // int resultCode
        28: .line 319
      StackMap locals: int
      StackMap stack:
            aload 2 /* in */
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            getfield com.jcraft.jzlib.Deflater.next_in_index:I
            iload 6 /* oldNextInIndex */
            isub
            invokevirtual io.netty.buffer.ByteBuf.skipBytes:(I)Lio/netty/buffer/ByteBuf;
            pop
        29: .line 322
            iload 9 /* resultCode */
            ifeq 31
        30: .line 323
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            ldc "compression failure"
            iload 9 /* resultCode */
            invokestatic io.netty.handler.codec.compression.ZlibUtil.fail:(Lcom/jcraft/jzlib/Deflater;Ljava/lang/String;I)V
        31: .line 326
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            getfield com.jcraft.jzlib.Deflater.next_out_index:I
            iload 8 /* oldNextOutIndex */
            isub
            istore 10 /* outputLength */
        start local 10 // int outputLength
        32: .line 327
            iload 10 /* outputLength */
            ifle 39
        33: .line 328
            aload 3 /* out */
            aload 3 /* out */
            invokevirtual io.netty.buffer.ByteBuf.writerIndex:()I
            iload 10 /* outputLength */
            iadd
            invokevirtual io.netty.buffer.ByteBuf.writerIndex:(I)Lio/netty/buffer/ByteBuf;
            pop
        end local 10 // int outputLength
        end local 9 // int resultCode
        end local 8 // int oldNextOutIndex
        end local 7 // int maxOutputLength
        end local 6 // int oldNextInIndex
        end local 5 // boolean inHasArray
        34: .line 330
            goto 39
      StackMap locals: io.netty.handler.codec.compression.JZlibEncoder io.netty.channel.ChannelHandlerContext io.netty.buffer.ByteBuf io.netty.buffer.ByteBuf int
      StackMap stack: java.lang.Throwable
        35: astore 11
        36: .line 335
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aconst_null
            putfield com.jcraft.jzlib.Deflater.next_in:[B
        37: .line 336
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aconst_null
            putfield com.jcraft.jzlib.Deflater.next_out:[B
        38: .line 337
            aload 11
            athrow
        39: .line 335
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aconst_null
            putfield com.jcraft.jzlib.Deflater.next_in:[B
        40: .line 336
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aconst_null
            putfield com.jcraft.jzlib.Deflater.next_out:[B
        41: .line 338
            return
        end local 4 // int inputLength
        end local 3 // io.netty.buffer.ByteBuf out
        end local 2 // io.netty.buffer.ByteBuf in
        end local 1 // io.netty.channel.ChannelHandlerContext ctx
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0   42     0             this  Lio/netty/handler/codec/compression/JZlibEncoder;
            0   42     1              ctx  Lio/netty/channel/ChannelHandlerContext;
            0   42     2               in  Lio/netty/buffer/ByteBuf;
            0   42     3              out  Lio/netty/buffer/ByteBuf;
            4   42     4      inputLength  I
            7   34     5       inHasArray  Z
           13   16     6            array  [B
           17   34     6   oldNextInIndex  I
           18   34     7  maxOutputLength  I
           23   34     8  oldNextOutIndex  I
           24   25     9       resultCode  I
           28   34     9       resultCode  I
           32   34    10     outputLength  I
      Exception table:
        from    to  target  type
          23    25      25  any
           6    35      35  any
    Exceptions:
      throws java.lang.Exception
    MethodParameters:
      Name  Flags
      ctx   
      in    
      out   

  public void close(io.netty.channel.ChannelHandlerContext, io.netty.channel.ChannelPromise);
    descriptor: (Lio/netty/channel/ChannelHandlerContext;Lio/netty/channel/ChannelPromise;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=4, args_size=3
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
        start local 1 // io.netty.channel.ChannelHandlerContext ctx
        start local 2 // io.netty.channel.ChannelPromise promise
         0: .line 344
            aload 0 /* this */
            aload 1 /* ctx */
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.newPromise:()Lio/netty/channel/ChannelPromise;
            invokevirtual io.netty.handler.codec.compression.JZlibEncoder.finishEncode:(Lio/netty/channel/ChannelHandlerContext;Lio/netty/channel/ChannelPromise;)Lio/netty/channel/ChannelFuture;
            astore 3 /* f */
        start local 3 // io.netty.channel.ChannelFuture f
         1: .line 345
            aload 3 /* f */
            new io.netty.handler.codec.compression.JZlibEncoder$2
            dup
            aload 0 /* this */
            aload 1 /* ctx */
            aload 2 /* promise */
            invokespecial io.netty.handler.codec.compression.JZlibEncoder$2.<init>:(Lio/netty/handler/codec/compression/JZlibEncoder;Lio/netty/channel/ChannelHandlerContext;Lio/netty/channel/ChannelPromise;)V
            invokeinterface io.netty.channel.ChannelFuture.addListener:(Lio/netty/util/concurrent/GenericFutureListener;)Lio/netty/channel/ChannelFuture;
            pop
         2: .line 352
            aload 3 /* f */
            invokeinterface io.netty.channel.ChannelFuture.isDone:()Z
            ifne 6
         3: .line 354
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.executor:()Lio/netty/util/concurrent/EventExecutor;
            new io.netty.handler.codec.compression.JZlibEncoder$3
            dup
            aload 0 /* this */
            aload 1 /* ctx */
            aload 2 /* promise */
            invokespecial io.netty.handler.codec.compression.JZlibEncoder$3.<init>:(Lio/netty/handler/codec/compression/JZlibEncoder;Lio/netty/channel/ChannelHandlerContext;Lio/netty/channel/ChannelPromise;)V
         4: .line 359
            ldc 10
            getstatic java.util.concurrent.TimeUnit.SECONDS:Ljava/util/concurrent/TimeUnit;
         5: .line 354
            invokeinterface io.netty.util.concurrent.EventExecutor.schedule:(Ljava/lang/Runnable;JLjava/util/concurrent/TimeUnit;)Lio/netty/util/concurrent/ScheduledFuture;
            pop
         6: .line 361
      StackMap locals: io.netty.channel.ChannelFuture
      StackMap stack:
            return
        end local 3 // io.netty.channel.ChannelFuture f
        end local 2 // io.netty.channel.ChannelPromise promise
        end local 1 // io.netty.channel.ChannelHandlerContext ctx
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    7     0     this  Lio/netty/handler/codec/compression/JZlibEncoder;
            0    7     1      ctx  Lio/netty/channel/ChannelHandlerContext;
            0    7     2  promise  Lio/netty/channel/ChannelPromise;
            1    7     3        f  Lio/netty/channel/ChannelFuture;
    MethodParameters:
         Name  Flags
      ctx      final
      promise  final

  private io.netty.channel.ChannelFuture finishEncode(io.netty.channel.ChannelHandlerContext, io.netty.channel.ChannelPromise);
    descriptor: (Lio/netty/channel/ChannelHandlerContext;Lio/netty/channel/ChannelPromise;)Lio/netty/channel/ChannelFuture;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=8, args_size=3
        start local 0 // io.netty.handler.codec.compression.JZlibEncoder this
        start local 1 // io.netty.channel.ChannelHandlerContext ctx
        start local 2 // io.netty.channel.ChannelPromise promise
         0: .line 364
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.finished:Z
            ifeq 3
         1: .line 365
            aload 2 /* promise */
            invokeinterface io.netty.channel.ChannelPromise.setSuccess:()Lio/netty/channel/ChannelPromise;
            pop
         2: .line 366
            aload 2 /* promise */
            areturn
         3: .line 368
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iconst_1
            putfield io.netty.handler.codec.compression.JZlibEncoder.finished:Z
         4: .line 373
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            getstatic io.netty.util.internal.EmptyArrays.EMPTY_BYTES:[B
            putfield com.jcraft.jzlib.Deflater.next_in:[B
         5: .line 374
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            iconst_0
            putfield com.jcraft.jzlib.Deflater.next_in_index:I
         6: .line 375
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            iconst_0
            putfield com.jcraft.jzlib.Deflater.avail_in:I
         7: .line 378
            bipush 32
            newarray 8
            astore 4 /* out */
        start local 4 // byte[] out
         8: .line 379
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aload 4 /* out */
            putfield com.jcraft.jzlib.Deflater.next_out:[B
         9: .line 380
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            iconst_0
            putfield com.jcraft.jzlib.Deflater.next_out_index:I
        10: .line 381
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aload 4 /* out */
            arraylength
            putfield com.jcraft.jzlib.Deflater.avail_out:I
        11: .line 384
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            iconst_4
            invokevirtual com.jcraft.jzlib.Deflater.deflate:(I)I
            istore 5 /* resultCode */
        start local 5 // int resultCode
        12: .line 385
            iload 5 /* resultCode */
            ifeq 19
            iload 5 /* resultCode */
            iconst_1
            if_icmpeq 19
        13: .line 386
            aload 2 /* promise */
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            ldc "compression failure"
            iload 5 /* resultCode */
            invokestatic io.netty.handler.codec.compression.ZlibUtil.deflaterException:(Lcom/jcraft/jzlib/Deflater;Ljava/lang/String;I)Lio/netty/handler/codec/compression/CompressionException;
            invokeinterface io.netty.channel.ChannelPromise.setFailure:(Ljava/lang/Throwable;)Lio/netty/channel/ChannelPromise;
            pop
        14: .line 387
            aload 2 /* promise */
            astore 7
        15: .line 394
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            invokevirtual com.jcraft.jzlib.Deflater.deflateEnd:()I
            pop
        16: .line 400
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aconst_null
            putfield com.jcraft.jzlib.Deflater.next_in:[B
        17: .line 401
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aconst_null
            putfield com.jcraft.jzlib.Deflater.next_out:[B
        18: .line 387
            aload 7
            areturn
        19: .line 388
      StackMap locals: io.netty.handler.codec.compression.JZlibEncoder io.netty.channel.ChannelHandlerContext io.netty.channel.ChannelPromise top byte[] int
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            getfield com.jcraft.jzlib.Deflater.next_out_index:I
            ifeq 22
        20: .line 389
            aload 4 /* out */
            iconst_0
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            getfield com.jcraft.jzlib.Deflater.next_out_index:I
            invokestatic io.netty.buffer.Unpooled.wrappedBuffer:([BII)Lio/netty/buffer/ByteBuf;
            astore 3 /* footer */
        start local 3 // io.netty.buffer.ByteBuf footer
        21: .line 390
            goto 29
        end local 3 // io.netty.buffer.ByteBuf footer
        22: .line 391
      StackMap locals:
      StackMap stack:
            getstatic io.netty.buffer.Unpooled.EMPTY_BUFFER:Lio/netty/buffer/ByteBuf;
            astore 3 /* footer */
        end local 5 // int resultCode
        end local 4 // byte[] out
        start local 3 // io.netty.buffer.ByteBuf footer
        23: .line 393
            goto 29
        end local 3 // io.netty.buffer.ByteBuf footer
      StackMap locals: io.netty.handler.codec.compression.JZlibEncoder io.netty.channel.ChannelHandlerContext io.netty.channel.ChannelPromise
      StackMap stack: java.lang.Throwable
        24: astore 6
        25: .line 394
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            invokevirtual com.jcraft.jzlib.Deflater.deflateEnd:()I
            pop
        26: .line 400
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aconst_null
            putfield com.jcraft.jzlib.Deflater.next_in:[B
        27: .line 401
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aconst_null
            putfield com.jcraft.jzlib.Deflater.next_out:[B
        28: .line 402
            aload 6
            athrow
        start local 3 // io.netty.buffer.ByteBuf footer
        29: .line 394
      StackMap locals: io.netty.buffer.ByteBuf
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            invokevirtual com.jcraft.jzlib.Deflater.deflateEnd:()I
            pop
        30: .line 400
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aconst_null
            putfield com.jcraft.jzlib.Deflater.next_in:[B
        31: .line 401
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.JZlibEncoder.z:Lcom/jcraft/jzlib/Deflater;
            aconst_null
            putfield com.jcraft.jzlib.Deflater.next_out:[B
        32: .line 403
            aload 1 /* ctx */
            aload 3 /* footer */
            aload 2 /* promise */
            invokeinterface io.netty.channel.ChannelHandlerContext.writeAndFlush:(Ljava/lang/Object;Lio/netty/channel/ChannelPromise;)Lio/netty/channel/ChannelFuture;
            areturn
        end local 3 // io.netty.buffer.ByteBuf footer
        end local 2 // io.netty.channel.ChannelPromise promise
        end local 1 // io.netty.channel.ChannelHandlerContext ctx
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0   33     0        this  Lio/netty/handler/codec/compression/JZlibEncoder;
            0   33     1         ctx  Lio/netty/channel/ChannelHandlerContext;
            0   33     2     promise  Lio/netty/channel/ChannelPromise;
           21   22     3      footer  Lio/netty/buffer/ByteBuf;
           23   24     3      footer  Lio/netty/buffer/ByteBuf;
           29   33     3      footer  Lio/netty/buffer/ByteBuf;
            8   23     4         out  [B
           12   23     5  resultCode  I
      Exception table:
        from    to  target  type
           4    15      24  any
          19    24      24  any
    MethodParameters:
         Name  Flags
      ctx      
      promise  

  public void handlerAdded(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.compression.JZlibEncoder this
        start local 1 // io.netty.channel.ChannelHandlerContext ctx
         0: .line 408
            aload 0 /* this */
            aload 1 /* ctx */
            putfield io.netty.handler.codec.compression.JZlibEncoder.ctx:Lio/netty/channel/ChannelHandlerContext;
         1: .line 409
            return
        end local 1 // io.netty.channel.ChannelHandlerContext ctx
        end local 0 // io.netty.handler.codec.compression.JZlibEncoder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lio/netty/handler/codec/compression/JZlibEncoder;
            0    2     1   ctx  Lio/netty/channel/ChannelHandlerContext;
    Exceptions:
      throws java.lang.Exception
    MethodParameters:
      Name  Flags
      ctx   

  protected void encode(io.netty.channel.ChannelHandlerContext, java.lang.Object, io.netty.buffer.ByteBuf);
    descriptor: (Lio/netty/channel/ChannelHandlerContext;Ljava/lang/Object;Lio/netty/buffer/ByteBuf;)V
    flags: (0x1044) ACC_PROTECTED, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=4, locals=4, args_size=4
         0: .line 1
            aload 0
            aload 1
            aload 2
            checkcast io.netty.buffer.ByteBuf
            aload 3
            invokevirtual io.netty.handler.codec.compression.JZlibEncoder.encode:(Lio/netty/channel/ChannelHandlerContext;Lio/netty/buffer/ByteBuf;Lio/netty/buffer/ByteBuf;)V
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature
    Exceptions:
      throws java.lang.Exception
}
SourceFile: "JZlibEncoder.java"
NestMembers:
  io.netty.handler.codec.compression.JZlibEncoder$1  io.netty.handler.codec.compression.JZlibEncoder$2  io.netty.handler.codec.compression.JZlibEncoder$3
InnerClasses:
  public final WrapperType = com.jcraft.jzlib.JZlib$WrapperType of com.jcraft.jzlib.JZlib
  io.netty.handler.codec.compression.JZlibEncoder$1
  io.netty.handler.codec.compression.JZlibEncoder$2
  io.netty.handler.codec.compression.JZlibEncoder$3