Jackson 将数组json转List泛型

闲话不多说，直接上干活，见代码就懂。

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package com.zzcloud.job.common;   import java.util.ArrayList; import java.util.List; import com.fasterxml.jackson.databind.JavaType; import com.fasterxml.jackson.databind.ObjectMapper; import com.zzcloud.job.common.entity.CheckItemsChild;   public class Test {       public static void main(String[] args) throws Exception {         String json = "[{\r\n" +                 "   \"checkItemsId\": \"1\",\r\n" +                 "   \"checkItemsName\": \"aaaaaa1\",\r\n" +                 "   \"checkPosition\": \"aaaaaa\"\r\n" +                 "}, {\r\n" +                 "   \"checkItemsId\": \"2\",\r\n" +                 "   \"checkItemsName\": \"bbbbbbb1\",\r\n" +                 "   \"checkPosition\": \"bbbbbbb\"\r\n" +                 "}, {\r\n" +                 "   \"checkItemsId\": \"3\",\r\n" +                 "   \"checkItemsName\": \"ccccccc1\",\r\n" +                 "   \"checkPosition\": \"ccccccc\"\r\n" +                 "}, {\r\n" +                 "   \"checkItemsId\": \"4\",\r\n" +                 "   \"checkItemsName\": \"dddddddddd1\",\r\n" +                 "   \"checkPosition\": \"dddddddddd\"\r\n" +                 "}, {\r\n" +                 "   \"checkItemsId\": \"5\",\r\n" +                 "   \"checkItemsName\": \"eeeeeeeeee1\",\r\n" +                 "   \"checkPosition\": \"eeeeeeeeee\"\r\n" +                 "}, {\r\n" +                 "   \"checkItemsId\": \"6\",\r\n" +                 "   \"checkItemsName\": \"ffffffff1\",\r\n" +                 "   \"checkPosition\": \"ffffffff\"\r\n" +                 "}]\r\n" +                 "";         ObjectMapper objMapper = new ObjectMapper();         JavaType javaType = getCollectionType(ArrayList.class, CheckItemsChild.class);         List<CheckItemsChild> list = (List<CheckItemsChild>)objMapper.readValue(json, javaType );         list.stream().forEach(p -> System.out.println(p.getCheckItemsName()));               }           public static JavaType getCollectionType(Class<?> collectionClass, Class<?>... elementClasses) {         ObjectMapper mapper = new ObjectMapper();         return mapper.getTypeFactory().constructParametricType(collectionClass, elementClasses);     }   }