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.asm.Advice$OnNonDefaultValue
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: net.bytebuddy.asm.Advice$OnNonDefaultValue
  super_class: java.lang.Object
{
  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // net.bytebuddy.asm.Advice$OnNonDefaultValue this
         0: .line 11049
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 11050
            new java.lang.UnsupportedOperationException
            dup
            ldc "This class only serves as a marker type and should not be instantiated"
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // net.bytebuddy.asm.Advice$OnNonDefaultValue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lnet/bytebuddy/asm/Advice$OnNonDefaultValue;
}
SourceFile: "Advice.java"
NestHost: net.bytebuddy.asm.Advice
InnerClasses:
  public final OnNonDefaultValue = net.bytebuddy.asm.Advice$OnNonDefaultValue of net.bytebuddy.asm.Advice