http://bytebuddy.net/byte-buddy-dep: Byte Buddy is a Java library for creating Java classes at run time. This artifact is a build of Byte Buddy with a remaining dependency onto ASM. You should never depend on this module without repackaging Byte Buddy and ASM into your own namespace. 
public final class net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined extends java.lang.Enum<net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined> implements net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition
  minor version: 0
  major version: 59
  flags: flags: (0x4031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER, ACC_ANNOTATION
  this_class: net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined
  super_class: java.lang.Enum
{
  public static final net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined INSTANCE;
    descriptor: Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;
    flags: (0x4019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL, ACC_ANNOTATION

  private static final net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined[] ENUM$VALUES;
    descriptor: [Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;
    flags: (0x101a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=4, locals=0, args_size=0
         0: .line 164
            new net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined
            dup
            ldc "INSTANCE"
            iconst_0
            invokespecial net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined.<init>:(Ljava/lang/String;I)V
         1: .line 167
            putstatic net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined.INSTANCE:Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;
         2: .line 162
            iconst_1
            anewarray net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined
            dup
            iconst_0
            getstatic net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined.INSTANCE:Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;
            aastore
            putstatic net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined.ENUM$VALUES:[Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private void <init>(java.lang.String, int);
    descriptor: (Ljava/lang/String;I)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
         0: .line 162
            aload 0 /* this */
            aload 1
            iload 2
            invokespecial java.lang.Enum.<init>:(Ljava/lang/String;I)V
            return
        end local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;
    MethodParameters:
               Name  Flags
      $enum$name     
      $enum$ordinal  

  public boolean isDefined();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
         0: .line 173
            iconst_0
            ireturn
        end local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;

  public java.lang.String getSpecificationTitle();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
         0: .line 180
            new java.lang.IllegalStateException
            dup
            ldc "Cannot read property of undefined package"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;

  public java.lang.String getSpecificationVersion();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
         0: .line 187
            new java.lang.IllegalStateException
            dup
            ldc "Cannot read property of undefined package"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;

  public java.lang.String getSpecificationVendor();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
         0: .line 194
            new java.lang.IllegalStateException
            dup
            ldc "Cannot read property of undefined package"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;

  public java.lang.String getImplementationTitle();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
         0: .line 201
            new java.lang.IllegalStateException
            dup
            ldc "Cannot read property of undefined package"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;

  public java.lang.String getImplementationVersion();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
         0: .line 208
            new java.lang.IllegalStateException
            dup
            ldc "Cannot read property of undefined package"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;

  public java.lang.String getImplementationVendor();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
         0: .line 215
            new java.lang.IllegalStateException
            dup
            ldc "Cannot read property of undefined package"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;

  public java.net.URL getSealBase();
    descriptor: ()Ljava/net/URL;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
         0: .line 222
            new java.lang.IllegalStateException
            dup
            ldc "Cannot read property of undefined package"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;

  public boolean isCompatibleTo(java.lang.Package);
    descriptor: (Ljava/lang/Package;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
        start local 1 // java.lang.Package definedPackage
         0: .line 229
            new java.lang.IllegalStateException
            dup
            ldc "Cannot check compatibility to undefined package"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
        end local 1 // java.lang.Package definedPackage
        end local 0 // net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0    1     0            this  Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;
            0    1     1  definedPackage  Ljava/lang/Package;
    MethodParameters:
                Name  Flags
      definedPackage  

  public static net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined[] values();
    descriptor: ()[Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=3, args_size=0
         0: .line 1
            getstatic net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined.ENUM$VALUES:[Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;
            dup
            astore 0
            iconst_0
            aload 0
            arraylength
            dup
            istore 1
            anewarray net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined
            dup
            astore 2
            iconst_0
            iload 1
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
            aload 2
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public static net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined valueOf(java.lang.String);
    descriptor: (Ljava/lang/String;)Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
         0: .line 1
            ldc Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;
            aload 0
            invokestatic java.lang.Enum.valueOf:(Ljava/lang/Class;Ljava/lang/String;)Ljava/lang/Enum;
            checkcast net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
    MethodParameters:
      Name  Flags
      name  
}
Signature: Ljava/lang/Enum<Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition$Undefined;>;Lnet/bytebuddy/dynamic/loading/PackageDefinitionStrategy$Definition;
SourceFile: "PackageDefinitionStrategy.java"
NestHost: net.bytebuddy.dynamic.loading.PackageDefinitionStrategy
InnerClasses:
  public abstract Definition = net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition of net.bytebuddy.dynamic.loading.PackageDefinitionStrategy
  public final Undefined = net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition$Undefined of net.bytebuddy.dynamic.loading.PackageDefinitionStrategy$Definition