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) 
final class io.netty.handler.codec.compression.Lz4Constants
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: io.netty.handler.codec.compression.Lz4Constants
  super_class: java.lang.Object
{
  static final long MAGIC_NUMBER;
    descriptor: J
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: 5501767354678207339

  static final int HEADER_LENGTH;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: 21

  static final int TOKEN_OFFSET;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: 8

  static final int COMPRESSED_LENGTH_OFFSET;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: 9

  static final int DECOMPRESSED_LENGTH_OFFSET;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: 13

  static final int CHECKSUM_OFFSET;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: 17

  static final int COMPRESSION_LEVEL_BASE;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: 10

  static final int MIN_BLOCK_SIZE;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: 64

  static final int MAX_BLOCK_SIZE;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: 33554432

  static final int DEFAULT_BLOCK_SIZE;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: 65536

  static final int BLOCK_TYPE_NON_COMPRESSED;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: 16

  static final int BLOCK_TYPE_COMPRESSED;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: 32

  static final int DEFAULT_SEED;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: -1756908916

  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.handler.codec.compression.Lz4Constants this
         0: .line 71
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // io.netty.handler.codec.compression.Lz4Constants this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/handler/codec/compression/Lz4Constants;
}
SourceFile: "Lz4Constants.java"