java常见问题 ——编辑报错1

报错1

The method add(CatNode) in the type List<CatNode> is not applicable for the arguments (String)

错
//        这里如今加泛型，会报错
        List<CatNode> resultList=new ArrayList<>();
//        The method add(CatNode) in the type List<CatNode> is not applicable for the arguments (String)
//        List resultList=new ArrayList<>();

对
//        这里如今加泛型，会报错
//        List<CatNode> resultList=new ArrayList<>();
//        The method add(CatNode) in the type List<CatNode> is not applicable for the arguments (String)
        List resultList=new ArrayList<>();

报错举例

resultList.add("/products/"+tbItemCat.getId()+".html|" + tbItemCat.getName());