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