商品列表 V2

eladmin-common/src/main/java/cn/ysk/cashier/utils/JSONUtil.java

@@ -4,6 +4,7 @@ import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONObject;
 import com.alibaba.fastjson.serializer.SerializeConfig;
 import com.alibaba.fastjson.serializer.SerializerFeature;
+import com.fasterxml.jackson.databind.ObjectMapper;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -87,6 +88,26 @@ public class JSONUtil {
         }
     }
 
+    /**
+     * @param list 某集合
+     * @param clazz 要转成的实体
+     *        需要在目标实体增加注解 忽略未知属性   @JsonIgnoreProperties(ignoreUnknown = true)
+     * @return
+     * @param <T>
+     */
+    public static <T> List<T> parseListTNewList(List<?> list, Class<T> clazz) {
+        ObjectMapper objectMapper = new ObjectMapper(); // 创建JSON转换器
+        try {
+            // 将List<?>转换为JSON字符串
+            String json = objectMapper.writeValueAsString(list);
+            // 将JSON字符串转换为List<T>
+            return objectMapper.readValue(json, objectMapper.getTypeFactory().constructCollectionType(List.class, clazz));
+        } catch (Exception e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
     public static void main(String[] args) {
         String sss = "{\"bizData\":{\"amount\":1,\"currency\":\"cny\",\"ifCode\":\"sxfpay\",\"mchOrderNo\":\"CZ1715744291232\",\"mercNo\":\"B240510702030\",\"note\":\"等待用户付款\",\"payOrderId\":\"O1790587460614225921\",\"payType\":\"WECHAT\",\"settlementType\":\"D1\",\"state\":\"TRADE_AWAIT\",\"storeId\":\"S2405103298\",\"subject\":\"测试支付\",\"tradeFee\":0},\"code\":\"000000\",\"msg\":\"请求成功\",\"sign\":\"40710a3c293eeac3c7f4a1b0696a2bf6\",\"signType\":\"MD5\",\"timestamp\":\"20240515113813\"}";
 //        TypeReference<PublicResp<MainScanResp>> typeRef = new TypeReference<PublicResp<MainScanResp>>(){};