code: protected MethodVisitor onVisitMethod(int modifiers, String internalName, String descriptor, String signature, String[] exception) {
          return super.visitMethod(modifiers, internalName, descriptor, signature, exception);
      }
docs: An order-sensitive invocation of {@link ClassVisitor#visitMethod(int, String, String, String, String[])}.
  
  @param modifiers    The method's modifiers.
  @param internalName The method's internal name.
  @param descriptor   The field type's descriptor.
  @param signature    The method's generic signature or {@code null} if the method is not generic.
  @param exception    The method's declared exceptions or {@code null} if no exceptions are declared.
  @return A method visitor to visit the method or {@code null} to ignore it.