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.MethodWrapper$MethodWrapperKey
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: net.sf.cglib.core.MethodWrapper$MethodWrapperKey
  super_class: java.lang.Object
{
  public abstract java.lang.Object newInstance(java.lang.String, java.lang.String[], java.lang.String);
    descriptor: (Ljava/lang/String;[Ljava/lang/String;Ljava/lang/String;)Ljava/lang/Object;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
                Name  Flags
      name            
      parameterTypes  
      returnType      
}
SourceFile: "MethodWrapper.java"
NestHost: net.sf.cglib.core.MethodWrapper
InnerClasses:
  public abstract MethodWrapperKey = net.sf.cglib.core.MethodWrapper$MethodWrapperKey of net.sf.cglib.core.MethodWrapper