@Attribute("topic")
    @Required
    @Convert(PluginPsiClassConverter.class)
    @ExtendClass(allowNonPublic = true, allowEnum = false, instantiatable = false)
    GenericAttributeValue<PsiClass> getTopicClassName();
@Attribute("topic")
    @Required
    @Convert(PluginPsiClassConverter.class)
    @ExtendClass(allowNonPublic = true, allowEnum = false, instantiatable = false)
    GenericAttributeValue<PsiClass> getTopicClassName()