Java 8 based functions.
| Type Params | Return Type | Name and description | 
|---|---|---|
|  | protected void | fillParameterNames(String[] names, Member member) | 
|  | protected int | getElementCode(ElementType value) | 
|  | Object | getInvokeSpecialHandle(Method method, Object receiver) | 
|  | Class<?>[] | getPluginDefaultGroovyMethods() | 
|  | int | getVersion() | 
|  | static MethodHandles.Lookup | of(Class<?> declaringClass) |