https://github.com/cglib/cglib/cglib: cglib is a powerful, high performance and quality Code Generation Library, It is used to extend JAVA classes and implements interfaces at runtime. 
public interface net.sf.cglib.core.Customizer extends net.sf.cglib.core.KeyFactoryCustomizer
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: net.sf.cglib.core.Customizer
  super_class: java.lang.Object
{
  public abstract void customize(net.sf.cglib.core.CodeEmitter, org.objectweb.asm.Type);
    descriptor: (Lnet/sf/cglib/core/CodeEmitter;Lorg/objectweb/asm/Type;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
      Name  Flags
      e     
      type  
}
SourceFile: "Customizer.java"