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.Lz4FrameDecoder extends io.netty.handler.codec.ByteToMessageDecoder
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: io.netty.handler.codec.compression.Lz4FrameDecoder
  super_class: io.netty.handler.codec.ByteToMessageDecoder
{
  private io.netty.handler.codec.compression.Lz4FrameDecoder$State currentState;
    descriptor: Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
    flags: (0x0002) ACC_PRIVATE

  private net.jpountz.lz4.LZ4FastDecompressor decompressor;
    descriptor: Lnet/jpountz/lz4/LZ4FastDecompressor;
    flags: (0x0002) ACC_PRIVATE

  private io.netty.handler.codec.compression.ByteBufChecksum checksum;
    descriptor: Lio/netty/handler/codec/compression/ByteBufChecksum;
    flags: (0x0002) ACC_PRIVATE

  private int blockType;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  private int compressedLength;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  private int decompressedLength;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  private int currentChecksum;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  private static volatile int[] $SWITCH_TABLE$io$netty$handler$codec$compression$Lz4FrameDecoder$State;
    descriptor: [I
    flags: (0x104a) ACC_PRIVATE, ACC_STATIC, ACC_VOLATILE, ACC_SYNTHETIC

  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.Lz4FrameDecoder this
         0: .line 100
            aload 0 /* this */
            iconst_0
            invokespecial io.netty.handler.codec.compression.Lz4FrameDecoder.<init>:(Z)V
         1: .line 101
            return
        end local 0 // io.netty.handler.codec.compression.Lz4FrameDecoder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lio/netty/handler/codec/compression/Lz4FrameDecoder;

  public void <init>(boolean);
    descriptor: (Z)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // io.netty.handler.codec.compression.Lz4FrameDecoder this
        start local 1 // boolean validateChecksums
         0: .line 111
            aload 0 /* this */
            invokestatic net.jpountz.lz4.LZ4Factory.fastestInstance:()Lnet/jpountz/lz4/LZ4Factory;
            iload 1 /* validateChecksums */
            invokespecial io.netty.handler.codec.compression.Lz4FrameDecoder.<init>:(Lnet/jpountz/lz4/LZ4Factory;Z)V
         1: .line 112
            return
        end local 1 // boolean validateChecksums
        end local 0 // io.netty.handler.codec.compression.Lz4FrameDecoder this
      LocalVariableTable:
        Start  End  Slot               Name  Signature
            0    2     0               this  Lio/netty/handler/codec/compression/Lz4FrameDecoder;
            0    2     1  validateChecksums  Z
    MethodParameters:
                   Name  Flags
      validateChecksums  

  public void <init>(net.jpountz.lz4.LZ4Factory, boolean);
    descriptor: (Lnet/jpountz/lz4/LZ4Factory;Z)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // io.netty.handler.codec.compression.Lz4FrameDecoder this
        start local 1 // net.jpountz.lz4.LZ4Factory factory
        start local 2 // boolean validateChecksums
         0: .line 127
            aload 0 /* this */
            aload 1 /* factory */
            iload 2 /* validateChecksums */
            ifeq 2
         1: .line 128
            invokestatic net.jpountz.xxhash.XXHashFactory.fastestInstance:()Lnet/jpountz/xxhash/XXHashFactory;
            ldc -1756908916
            invokevirtual net.jpountz.xxhash.XXHashFactory.newStreamingHash32:(I)Lnet/jpountz/xxhash/StreamingXXHash32;
            invokevirtual net.jpountz.xxhash.StreamingXXHash32.asChecksum:()Ljava/util/zip/Checksum;
            goto 3
         2: .line 129
      StackMap locals: uninitialized-this net.jpountz.lz4.LZ4Factory int
      StackMap stack: uninitialized-this net.jpountz.lz4.LZ4Factory
            aconst_null
      StackMap locals: uninitialized-this net.jpountz.lz4.LZ4Factory int
      StackMap stack: uninitialized-this net.jpountz.lz4.LZ4Factory java.util.zip.Checksum
         3: invokespecial io.netty.handler.codec.compression.Lz4FrameDecoder.<init>:(Lnet/jpountz/lz4/LZ4Factory;Ljava/util/zip/Checksum;)V
         4: .line 130
            return
        end local 2 // boolean validateChecksums
        end local 1 // net.jpountz.lz4.LZ4Factory factory
        end local 0 // io.netty.handler.codec.compression.Lz4FrameDecoder this
      LocalVariableTable:
        Start  End  Slot               Name  Signature
            0    5     0               this  Lio/netty/handler/codec/compression/Lz4FrameDecoder;
            0    5     1            factory  Lnet/jpountz/lz4/LZ4Factory;
            0    5     2  validateChecksums  Z
    MethodParameters:
                   Name  Flags
      factory            
      validateChecksums  

  public void <init>(net.jpountz.lz4.LZ4Factory, java.util.zip.Checksum);
    descriptor: (Lnet/jpountz/lz4/LZ4Factory;Ljava/util/zip/Checksum;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // io.netty.handler.codec.compression.Lz4FrameDecoder this
        start local 1 // net.jpountz.lz4.LZ4Factory factory
        start local 2 // java.util.zip.Checksum checksum
         0: .line 141
            aload 0 /* this */
            invokespecial io.netty.handler.codec.ByteToMessageDecoder.<init>:()V
         1: .line 58
            aload 0 /* this */
            getstatic io.netty.handler.codec.compression.Lz4FrameDecoder$State.INIT_BLOCK:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
            putfield io.netty.handler.codec.compression.Lz4FrameDecoder.currentState:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
         2: .line 142
            aload 1 /* factory */
            ifnonnull 4
         3: .line 143
            new java.lang.NullPointerException
            dup
            ldc "factory"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 145
      StackMap locals: io.netty.handler.codec.compression.Lz4FrameDecoder net.jpountz.lz4.LZ4Factory java.util.zip.Checksum
      StackMap stack:
            aload 0 /* this */
            aload 1 /* factory */
            invokevirtual net.jpountz.lz4.LZ4Factory.fastDecompressor:()Lnet/jpountz/lz4/LZ4FastDecompressor;
            putfield io.netty.handler.codec.compression.Lz4FrameDecoder.decompressor:Lnet/jpountz/lz4/LZ4FastDecompressor;
         5: .line 146
            aload 0 /* this */
            aload 2 /* checksum */
            ifnonnull 6
            aconst_null
            goto 7
      StackMap locals:
      StackMap stack: io.netty.handler.codec.compression.Lz4FrameDecoder
         6: aload 2 /* checksum */
            invokestatic io.netty.handler.codec.compression.ByteBufChecksum.wrapChecksum:(Ljava/util/zip/Checksum;)Lio/netty/handler/codec/compression/ByteBufChecksum;
      StackMap locals: io.netty.handler.codec.compression.Lz4FrameDecoder net.jpountz.lz4.LZ4Factory java.util.zip.Checksum
      StackMap stack: io.netty.handler.codec.compression.Lz4FrameDecoder io.netty.handler.codec.compression.ByteBufChecksum
         7: putfield io.netty.handler.codec.compression.Lz4FrameDecoder.checksum:Lio/netty/handler/codec/compression/ByteBufChecksum;
         8: .line 147
            return
        end local 2 // java.util.zip.Checksum checksum
        end local 1 // net.jpountz.lz4.LZ4Factory factory
        end local 0 // io.netty.handler.codec.compression.Lz4FrameDecoder this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    9     0      this  Lio/netty/handler/codec/compression/Lz4FrameDecoder;
            0    9     1   factory  Lnet/jpountz/lz4/LZ4Factory;
            0    9     2  checksum  Ljava/util/zip/Checksum;
    MethodParameters:
          Name  Flags
      factory   
      checksum  

  protected void decode(io.netty.channel.ChannelHandlerContext, io.netty.buffer.ByteBuf, java.util.List<java.lang.Object>);
    descriptor: (Lio/netty/channel/ChannelHandlerContext;Lio/netty/buffer/ByteBuf;Ljava/util/List;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=7, locals=17, args_size=4
        start local 0 // io.netty.handler.codec.compression.Lz4FrameDecoder this
        start local 1 // io.netty.channel.ChannelHandlerContext ctx
        start local 2 // io.netty.buffer.ByteBuf in
        start local 3 // java.util.List out
         0: .line 152
            invokestatic io.netty.handler.codec.compression.Lz4FrameDecoder.$SWITCH_TABLE$io$netty$handler$codec$compression$Lz4FrameDecoder$State:()[I
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.Lz4FrameDecoder.currentState:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
            invokevirtual io.netty.handler.codec.compression.Lz4FrameDecoder$State.ordinal:()I
            iaload
            tableswitch { // 1 - 4
                    1: 1
                    2: 42
                    3: 79
                    4: 79
              default: 81
          }
         1: .line 154
      StackMap locals:
      StackMap stack:
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.readableBytes:()I
            bipush 21
            if_icmpge 3
         2: .line 155
            goto 85
         3: .line 157
      StackMap locals:
      StackMap stack:
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.readLong:()J
            lstore 4 /* magic */
        start local 4 // long magic
         4: .line 158
            lload 4 /* magic */
            ldc 5501767354678207339
            lcmp
            ifeq 6
         5: .line 159
            new io.netty.handler.codec.compression.DecompressionException
            dup
            ldc "unexpected block identifier"
            invokespecial io.netty.handler.codec.compression.DecompressionException.<init>:(Ljava/lang/String;)V
            athrow
         6: .line 162
      StackMap locals: long
      StackMap stack:
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.readByte:()B
            istore 6 /* token */
        start local 6 // int token
         7: .line 163
            iload 6 /* token */
            bipush 15
            iand
            bipush 10
            iadd
            istore 7 /* compressionLevel */
        start local 7 // int compressionLevel
         8: .line 164
            iload 6 /* token */
            sipush 240
            iand
            istore 8 /* blockType */
        start local 8 // int blockType
         9: .line 166
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.readInt:()I
            invokestatic java.lang.Integer.reverseBytes:(I)I
            istore 9 /* compressedLength */
        start local 9 // int compressedLength
        10: .line 167
            iload 9 /* compressedLength */
            iflt 11
            iload 9 /* compressedLength */
            ldc 33554432
            if_icmple 15
        11: .line 168
      StackMap locals: io.netty.handler.codec.compression.Lz4FrameDecoder io.netty.channel.ChannelHandlerContext io.netty.buffer.ByteBuf java.util.List long int int int int
      StackMap stack:
            new io.netty.handler.codec.compression.DecompressionException
            dup
        12: .line 169
            ldc "invalid compressedLength: %d (expected: 0-%d)"
            iconst_2
            anewarray java.lang.Object
            dup
            iconst_0
        13: .line 170
            iload 9 /* compressedLength */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            dup
            iconst_1
            ldc 33554432
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
        14: .line 168
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokespecial io.netty.handler.codec.compression.DecompressionException.<init>:(Ljava/lang/String;)V
            athrow
        15: .line 173
      StackMap locals:
      StackMap stack:
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.readInt:()I
            invokestatic java.lang.Integer.reverseBytes:(I)I
            istore 10 /* decompressedLength */
        start local 10 // int decompressedLength
        16: .line 174
            iconst_1
            iload 7 /* compressionLevel */
            ishl
            istore 11 /* maxDecompressedLength */
        start local 11 // int maxDecompressedLength
        17: .line 175
            iload 10 /* decompressedLength */
            iflt 18
            iload 10 /* decompressedLength */
            iload 11 /* maxDecompressedLength */
            if_icmple 22
        18: .line 176
      StackMap locals: int int
      StackMap stack:
            new io.netty.handler.codec.compression.DecompressionException
            dup
        19: .line 177
            ldc "invalid decompressedLength: %d (expected: 0-%d)"
            iconst_2
            anewarray java.lang.Object
            dup
            iconst_0
        20: .line 178
            iload 10 /* decompressedLength */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            dup
            iconst_1
            iload 11 /* maxDecompressedLength */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
        21: .line 176
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokespecial io.netty.handler.codec.compression.DecompressionException.<init>:(Ljava/lang/String;)V
            athrow
        22: .line 180
      StackMap locals:
      StackMap stack:
            iload 10 /* decompressedLength */
            ifne 23
            iload 9 /* compressedLength */
            ifne 25
        23: .line 181
      StackMap locals:
      StackMap stack:
            iload 10 /* decompressedLength */
            ifeq 24
            iload 9 /* compressedLength */
            ifeq 25
        24: .line 182
      StackMap locals:
      StackMap stack:
            iload 8 /* blockType */
            bipush 16
            if_icmpne 29
            iload 10 /* decompressedLength */
            iload 9 /* compressedLength */
            if_icmpeq 29
        25: .line 183
      StackMap locals:
      StackMap stack:
            new io.netty.handler.codec.compression.DecompressionException
            dup
        26: .line 184
            ldc "stream corrupted: compressedLength(%d) and decompressedLength(%d) mismatch"
            iconst_2
            anewarray java.lang.Object
            dup
            iconst_0
        27: .line 185
            iload 9 /* compressedLength */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            dup
            iconst_1
            iload 10 /* decompressedLength */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
        28: .line 183
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokespecial io.netty.handler.codec.compression.DecompressionException.<init>:(Ljava/lang/String;)V
            athrow
        29: .line 188
      StackMap locals:
      StackMap stack:
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.readInt:()I
            invokestatic java.lang.Integer.reverseBytes:(I)I
            istore 12 /* currentChecksum */
        start local 12 // int currentChecksum
        30: .line 189
            iload 10 /* decompressedLength */
            ifne 37
            iload 9 /* compressedLength */
            ifne 37
        31: .line 190
            iload 12 /* currentChecksum */
            ifeq 33
        32: .line 191
            new io.netty.handler.codec.compression.DecompressionException
            dup
            ldc "stream corrupted: checksum error"
            invokespecial io.netty.handler.codec.compression.DecompressionException.<init>:(Ljava/lang/String;)V
            athrow
        33: .line 193
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getstatic io.netty.handler.codec.compression.Lz4FrameDecoder$State.FINISHED:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
            putfield io.netty.handler.codec.compression.Lz4FrameDecoder.currentState:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
        34: .line 194
            aload 0 /* this */
            aconst_null
            putfield io.netty.handler.codec.compression.Lz4FrameDecoder.decompressor:Lnet/jpountz/lz4/LZ4FastDecompressor;
        35: .line 195
            aload 0 /* this */
            aconst_null
            putfield io.netty.handler.codec.compression.Lz4FrameDecoder.checksum:Lio/netty/handler/codec/compression/ByteBufChecksum;
        36: .line 196
            goto 85
        37: .line 199
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 8 /* blockType */
            putfield io.netty.handler.codec.compression.Lz4FrameDecoder.blockType:I
        38: .line 200
            aload 0 /* this */
            iload 9 /* compressedLength */
            putfield io.netty.handler.codec.compression.Lz4FrameDecoder.compressedLength:I
        39: .line 201
            aload 0 /* this */
            iload 10 /* decompressedLength */
            putfield io.netty.handler.codec.compression.Lz4FrameDecoder.decompressedLength:I
        40: .line 202
            aload 0 /* this */
            iload 12 /* currentChecksum */
            putfield io.netty.handler.codec.compression.Lz4FrameDecoder.currentChecksum:I
        41: .line 204
            aload 0 /* this */
            getstatic io.netty.handler.codec.compression.Lz4FrameDecoder$State.DECOMPRESS_DATA:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
            putfield io.netty.handler.codec.compression.Lz4FrameDecoder.currentState:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
        end local 12 // int currentChecksum
        end local 11 // int maxDecompressedLength
        end local 10 // int decompressedLength
        end local 9 // int compressedLength
        end local 8 // int blockType
        end local 7 // int compressionLevel
        end local 6 // int token
        end local 4 // long magic
        42: .line 207
      StackMap locals: io.netty.handler.codec.compression.Lz4FrameDecoder io.netty.channel.ChannelHandlerContext io.netty.buffer.ByteBuf java.util.List
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.Lz4FrameDecoder.blockType:I
            istore 8 /* blockType */
        start local 8 // int blockType
        43: .line 208
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.Lz4FrameDecoder.compressedLength:I
            istore 9 /* compressedLength */
        start local 9 // int compressedLength
        44: .line 209
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.Lz4FrameDecoder.decompressedLength:I
            istore 10 /* decompressedLength */
        start local 10 // int decompressedLength
        45: .line 210
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.Lz4FrameDecoder.currentChecksum:I
            istore 12 /* currentChecksum */
        start local 12 // int currentChecksum
        46: .line 212
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.readableBytes:()I
            iload 9 /* compressedLength */
            if_icmpge 48
        47: .line 213
            goto 85
        48: .line 216
      StackMap locals: io.netty.handler.codec.compression.Lz4FrameDecoder io.netty.channel.ChannelHandlerContext io.netty.buffer.ByteBuf java.util.List top top top top int int int top int
      StackMap stack:
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.Lz4FrameDecoder.checksum:Lio/netty/handler/codec/compression/ByteBufChecksum;
            astore 13 /* checksum */
        start local 13 // io.netty.handler.codec.compression.ByteBufChecksum checksum
        49: .line 217
            aconst_null
            astore 14 /* uncompressed */
        start local 14 // io.netty.buffer.ByteBuf uncompressed
        50: .line 220
            iload 8 /* blockType */
            lookupswitch { // 2
                   16: 51
                   32: 53
              default: 59
          }
        51: .line 224
      StackMap locals: io.netty.handler.codec.compression.ByteBufChecksum io.netty.buffer.ByteBuf
      StackMap stack:
            aload 2 /* in */
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.readerIndex:()I
            iload 10 /* decompressedLength */
            invokevirtual io.netty.buffer.ByteBuf.retainedSlice:(II)Lio/netty/buffer/ByteBuf;
            astore 14 /* uncompressed */
        52: .line 225
            goto 63
        53: .line 227
      StackMap locals:
      StackMap stack:
            aload 1 /* ctx */
            invokeinterface io.netty.channel.ChannelHandlerContext.alloc:()Lio/netty/buffer/ByteBufAllocator;
            iload 10 /* decompressedLength */
            iload 10 /* decompressedLength */
            invokeinterface io.netty.buffer.ByteBufAllocator.buffer:(II)Lio/netty/buffer/ByteBuf;
            astore 14 /* uncompressed */
        54: .line 229
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.Lz4FrameDecoder.decompressor:Lnet/jpountz/lz4/LZ4FastDecompressor;
            aload 2 /* in */
            invokestatic io.netty.handler.codec.compression.CompressionUtil.safeNioBuffer:(Lio/netty/buffer/ByteBuf;)Ljava/nio/ByteBuffer;
        55: .line 230
            aload 14 /* uncompressed */
            aload 14 /* uncompressed */
            invokevirtual io.netty.buffer.ByteBuf.writerIndex:()I
            iload 10 /* decompressedLength */
            invokevirtual io.netty.buffer.ByteBuf.internalNioBuffer:(II)Ljava/nio/ByteBuffer;
        56: .line 229
            invokevirtual net.jpountz.lz4.LZ4FastDecompressor.decompress:(Ljava/nio/ByteBuffer;Ljava/nio/ByteBuffer;)V
        57: .line 232
            aload 14 /* uncompressed */
            aload 14 /* uncompressed */
            invokevirtual io.netty.buffer.ByteBuf.writerIndex:()I
            iload 10 /* decompressedLength */
            iadd
            invokevirtual io.netty.buffer.ByteBuf.writerIndex:(I)Lio/netty/buffer/ByteBuf;
            pop
        58: .line 233
            goto 63
        59: .line 235
      StackMap locals:
      StackMap stack:
            new io.netty.handler.codec.compression.DecompressionException
            dup
        60: .line 236
            ldc "unexpected blockType: %d (expected: %d or %d)"
            iconst_3
            anewarray java.lang.Object
            dup
            iconst_0
        61: .line 237
            iload 8 /* blockType */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            dup
            iconst_1
            bipush 16
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            dup
            iconst_2
            bipush 32
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
        62: .line 235
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokespecial io.netty.handler.codec.compression.DecompressionException.<init>:(Ljava/lang/String;)V
            athrow
        63: .line 240
      StackMap locals:
      StackMap stack:
            aload 2 /* in */
            iload 9 /* compressedLength */
            invokevirtual io.netty.buffer.ByteBuf.skipBytes:(I)Lio/netty/buffer/ByteBuf;
            pop
        64: .line 242
            aload 13 /* checksum */
            ifnull 66
        65: .line 243
            aload 13 /* checksum */
            aload 14 /* uncompressed */
            iload 12 /* currentChecksum */
            invokestatic io.netty.handler.codec.compression.CompressionUtil.checkChecksum:(Lio/netty/handler/codec/compression/ByteBufChecksum;Lio/netty/buffer/ByteBuf;I)V
        66: .line 245
      StackMap locals:
      StackMap stack:
            aload 3 /* out */
            aload 14 /* uncompressed */
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
        67: .line 246
            aconst_null
            astore 14 /* uncompressed */
        68: .line 247
            aload 0 /* this */
            getstatic io.netty.handler.codec.compression.Lz4FrameDecoder$State.INIT_BLOCK:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
            putfield io.netty.handler.codec.compression.Lz4FrameDecoder.currentState:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
        69: .line 248
            goto 76
      StackMap locals:
      StackMap stack: net.jpountz.lz4.LZ4Exception
        70: astore 15 /* e */
        start local 15 // net.jpountz.lz4.LZ4Exception e
        71: .line 249
            new io.netty.handler.codec.compression.DecompressionException
            dup
            aload 15 /* e */
            invokespecial io.netty.handler.codec.compression.DecompressionException.<init>:(Ljava/lang/Throwable;)V
            athrow
        end local 15 // net.jpountz.lz4.LZ4Exception e
        72: .line 250
      StackMap locals:
      StackMap stack: java.lang.Throwable
            astore 16
        73: .line 251
            aload 14 /* uncompressed */
            ifnull 75
        74: .line 252
            aload 14 /* uncompressed */
            invokevirtual io.netty.buffer.ByteBuf.release:()Z
            pop
        75: .line 254
      StackMap locals: io.netty.handler.codec.compression.Lz4FrameDecoder io.netty.channel.ChannelHandlerContext io.netty.buffer.ByteBuf java.util.List top top top top int int int top int io.netty.handler.codec.compression.ByteBufChecksum io.netty.buffer.ByteBuf top java.lang.Throwable
      StackMap stack:
            aload 16
            athrow
        76: .line 251
      StackMap locals: io.netty.handler.codec.compression.Lz4FrameDecoder io.netty.channel.ChannelHandlerContext io.netty.buffer.ByteBuf java.util.List top top top top int int int top int io.netty.handler.codec.compression.ByteBufChecksum io.netty.buffer.ByteBuf
      StackMap stack:
            aload 14 /* uncompressed */
            ifnull 85
        77: .line 252
            aload 14 /* uncompressed */
            invokevirtual io.netty.buffer.ByteBuf.release:()Z
            pop
        78: .line 255
            goto 85
        end local 14 // io.netty.buffer.ByteBuf uncompressed
        end local 13 // io.netty.handler.codec.compression.ByteBufChecksum checksum
        end local 12 // int currentChecksum
        end local 10 // int decompressedLength
        end local 9 // int compressedLength
        end local 8 // int blockType
        79: .line 258
      StackMap locals: io.netty.handler.codec.compression.Lz4FrameDecoder io.netty.channel.ChannelHandlerContext io.netty.buffer.ByteBuf java.util.List
      StackMap stack:
            aload 2 /* in */
            aload 2 /* in */
            invokevirtual io.netty.buffer.ByteBuf.readableBytes:()I
            invokevirtual io.netty.buffer.ByteBuf.skipBytes:(I)Lio/netty/buffer/ByteBuf;
            pop
        80: .line 259
            goto 85
        81: .line 261
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalStateException
            dup
            invokespecial java.lang.IllegalStateException.<init>:()V
            athrow
        82: .line 263
      StackMap locals:
      StackMap stack: java.lang.Exception
            astore 4 /* e */
        start local 4 // java.lang.Exception e
        83: .line 264
            aload 0 /* this */
            getstatic io.netty.handler.codec.compression.Lz4FrameDecoder$State.CORRUPTED:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
            putfield io.netty.handler.codec.compression.Lz4FrameDecoder.currentState:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
        84: .line 265
            aload 4 /* e */
            athrow
        end local 4 // java.lang.Exception e
        85: .line 267
      StackMap locals:
      StackMap stack:
            return
        end local 3 // java.util.List 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.Lz4FrameDecoder this
      LocalVariableTable:
        Start  End  Slot                   Name  Signature
            0   86     0                   this  Lio/netty/handler/codec/compression/Lz4FrameDecoder;
            0   86     1                    ctx  Lio/netty/channel/ChannelHandlerContext;
            0   86     2                     in  Lio/netty/buffer/ByteBuf;
            0   86     3                    out  Ljava/util/List<Ljava/lang/Object;>;
            4   42     4                  magic  J
            7   42     6                  token  I
            8   42     7       compressionLevel  I
            9   42     8              blockType  I
           43   79     8              blockType  I
           10   42     9       compressedLength  I
           44   79     9       compressedLength  I
           16   42    10     decompressedLength  I
           45   79    10     decompressedLength  I
           17   42    11  maxDecompressedLength  I
           30   42    12        currentChecksum  I
           46   79    12        currentChecksum  I
           49   79    13               checksum  Lio/netty/handler/codec/compression/ByteBufChecksum;
           50   79    14           uncompressed  Lio/netty/buffer/ByteBuf;
           71   72    15                      e  Lnet/jpountz/lz4/LZ4Exception;
           83   85     4                      e  Ljava/lang/Exception;
      Exception table:
        from    to  target  type
          50    69      70  Class net.jpountz.lz4.LZ4Exception
          50    72      72  any
           0    82      82  Class java.lang.Exception
    Exceptions:
      throws java.lang.Exception
    Signature: (Lio/netty/channel/ChannelHandlerContext;Lio/netty/buffer/ByteBuf;Ljava/util/List<Ljava/lang/Object;>;)V
    MethodParameters:
      Name  Flags
      ctx   
      in    
      out   

  public boolean isClosed();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.compression.Lz4FrameDecoder this
         0: .line 274
            aload 0 /* this */
            getfield io.netty.handler.codec.compression.Lz4FrameDecoder.currentState:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
            getstatic io.netty.handler.codec.compression.Lz4FrameDecoder$State.FINISHED:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
            if_acmpne 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 0 // io.netty.handler.codec.compression.Lz4FrameDecoder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lio/netty/handler/codec/compression/Lz4FrameDecoder;

  static int[] $SWITCH_TABLE$io$netty$handler$codec$compression$Lz4FrameDecoder$State();
    descriptor: ()[I
    flags: (0x1008) ACC_STATIC, ACC_SYNTHETIC
    Code:
      stack=3, locals=1, args_size=0
         0: .line 47
            getstatic io.netty.handler.codec.compression.Lz4FrameDecoder.$SWITCH_TABLE$io$netty$handler$codec$compression$Lz4FrameDecoder$State:[I
            dup
            ifnull 1
            areturn
      StackMap locals:
      StackMap stack: int[]
         1: pop
            invokestatic io.netty.handler.codec.compression.Lz4FrameDecoder$State.values:()[Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
            arraylength
            newarray 10
            astore 0
         2: aload 0
            getstatic io.netty.handler.codec.compression.Lz4FrameDecoder$State.CORRUPTED:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
            invokevirtual io.netty.handler.codec.compression.Lz4FrameDecoder$State.ordinal:()I
            iconst_4
            iastore
         3: goto 5
      StackMap locals: int[]
      StackMap stack: java.lang.NoSuchFieldError
         4: pop
      StackMap locals:
      StackMap stack:
         5: aload 0
            getstatic io.netty.handler.codec.compression.Lz4FrameDecoder$State.DECOMPRESS_DATA:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
            invokevirtual io.netty.handler.codec.compression.Lz4FrameDecoder$State.ordinal:()I
            iconst_2
            iastore
         6: goto 8
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
         7: pop
      StackMap locals:
      StackMap stack:
         8: aload 0
            getstatic io.netty.handler.codec.compression.Lz4FrameDecoder$State.FINISHED:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
            invokevirtual io.netty.handler.codec.compression.Lz4FrameDecoder$State.ordinal:()I
            iconst_3
            iastore
         9: goto 11
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        10: pop
      StackMap locals:
      StackMap stack:
        11: aload 0
            getstatic io.netty.handler.codec.compression.Lz4FrameDecoder$State.INIT_BLOCK:Lio/netty/handler/codec/compression/Lz4FrameDecoder$State;
            invokevirtual io.netty.handler.codec.compression.Lz4FrameDecoder$State.ordinal:()I
            iconst_1
            iastore
        12: goto 14
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        13: pop
      StackMap locals:
      StackMap stack:
        14: aload 0
            dup
            putstatic io.netty.handler.codec.compression.Lz4FrameDecoder.$SWITCH_TABLE$io$netty$handler$codec$compression$Lz4FrameDecoder$State:[I
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
      Exception table:
        from    to  target  type
           2     3       4  Class java.lang.NoSuchFieldError
           5     6       7  Class java.lang.NoSuchFieldError
           8     9      10  Class java.lang.NoSuchFieldError
          11    12      13  Class java.lang.NoSuchFieldError
}
SourceFile: "Lz4FrameDecoder.java"
NestMembers:
  io.netty.handler.codec.compression.Lz4FrameDecoder$State
InnerClasses:
  private final State = io.netty.handler.codec.compression.Lz4FrameDecoder$State of io.netty.handler.codec.compression.Lz4FrameDecoder