Map<Integer,List<List<List<Double>>>> geometries=new HashMap<>();
List<Double> a=new ArrayList<>();
a.add(1d);
List<List<Double>> b=new ArrayList<>();
b.add(a);
List<List<List<Double>>> c=new ArrayList<>();
c.add(b);
geometries.put(2,c);
String s = JSON.toJSONString(geometries);
Map<Integer,List<List<List<Double>>>> list = JSON.parseObject(s, new TypeReference<Map<Integer,List<List<List<Double>>>>>(){});
fastjson将字符串转复杂结构
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转载自blog.csdn.net/qi923701/article/details/107949471
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