[
{
"id":1,
"bannerImg":"http://192.168.1.105:8080/boxuegu/img/banner/banner1.png"
},
{
"id":2,
"bannerImg":"http://192.168.1.105:8080/boxuegu/img/banner/banner2.png"
},
{
"id":3,
"bannerImg":"http://192.168.1.105:8080/boxuegu/img/banner/banner3.png"
}
]
我本来是这样子的,但是报这个错误


最外层应该是list,list中的元素是Banner
实体类用List<Banner> banner接收不就好了